52nd week of 2021 patent applcation highlights part 28 |
Patent application number | Title | Published |
20210403570 | ANTI-PD-1 ANTIBODIES AND USES THEREOF - This disclosure relates to anti-PD-1 (Programmed Cell Death Protein 1) antibodies, antigen-binding fragments, and the uses thereof. | 2021-12-30 |
20210403571 | SYNERGISTIC COMBINATIONS OF METHIONINE DEPLETION AGENTS AND IMMUNE CHECKPOINT MODULATORS - The invention concerns a pharmaceutical composition, kit or fixed-dose combination comprising a methionine depletion agent (MDA), and an anti-cancer immune modulator (ACIM), for use in the treatment of a disease or condition in a subject or patient in need of treatment thereof. Synergic combinations are provided. Cancer may be for example acute lymphoblastic leukemia (ALL), acute myeloid leukemia (AML), pancreatic cancer, gastric cancer, colorectal cancer, prostate cancer, ovarian cancer, brain cancer, head and neck cancer or breast cancer. | 2021-12-30 |
20210403572 | HLA BINDING VACCINE MOIETIES AND USES THEREOF - The present invention relates to an immunoglobulin derived single-chain fragment variable (scFv) that broadly binds HLA II molecules and uses thereof. In particular, targeting of an antigen to antigen presenting cells with the HLAII-specific targeting unit provided herein find use in enhancing immune responses after vaccination. | 2021-12-30 |
20210403573 | METHODS AND PHARMACEUTICAL COMPOSITIONS FOR THE TREATMENT OF FIBROSIS WITH AGENTS CAPABLE OF INHIBITING THE ACTIVATION OF MUCOSAL-ASSOCIATED INVARIANT T (MAIT) CELLS - Persistent inflammation is a driving force of fibrosis progression. Mucosal-Associated Invariant T (MAIT) cells are non-conventional T cells that display altered functions during chronic inflammatory diseases. Here, the inventors report a loss of circulating MAIT cells in cirrhotic patients and their hepatic accumulation in an activated phenotype within the fibrotic septa. Using two models of chronic liver injury, the inventors demonstrate that mice enriched in MAIT cells (Vα19TCRTg) show exacerbated liver fibrosis and higher number of hepatic fibrogenic cells than wild type counterparts, whereas MAIT cell-deficient mice (MR1 | 2021-12-30 |
20210403574 | CHIMERIC ANTIGEN RECEPTORS AGAINST MULTIPLE HLA-G ISOFORMS - The present invention relates to chimeric antigen receptors (CAR) against multiple but not all human leukocyte antigen (HLA-G) isoforms. More specifically, the invention concerns CARs that are specific for HLA-G β2M-free or β2M-associated immunosuppressive isoforms respectively. | 2021-12-30 |
20210403575 | Bispecific antibody - Disclosed is a bispecific antibody, and in particular, a bispecific antibody that simultaneously targets a tumor cell surface antigen and an immune checkpoint protein. A first binding domain of the above molecule is an antibody containing a constant region, a heavy chain variable region, and a light chain variable region. Through the high affinity binding between the first binding domain and the tumor cell surface antigen, the second binding domain for an immune checkpoint fused with the first binding domain is enriched on or near a tumor cell or in a tumor microenvironment, so as to exert a specific killing effect of an effector cell on the tumor cell. | 2021-12-30 |
20210403576 | ANTI-C-MET ANTIBODY SHOWING ENHANCED STABILITY OR ANTIGEN-BINDING FRAGMENTS THEREOF - The present invention relates to an anti-c-Met antibody showing enhanced stability or antigen-binding fragments thereof, and the use thereof. Compared to 1E4 which is a parent antibody, the anti-c-Met antibody showing enhanced stability or antigen-binding reduced immunogenicity. Therefore, the anti-c-Met antibody or antigen-binding fragments thereof according to the present invention exhibits, in anti-c-Met antibody development, excellent properties such as reduced production cost, inhibition of reduced efficacy, reduced side effects and the like. | 2021-12-30 |
20210403577 | ANTI-AXL ANTIBODIES, ANTIBODY FRAGMENTS AND THEIR IMMUNOCONJUGATES AND USES THEREOF - An antibody or antibody fragment having a heavy chain variable region and/or light chain variable region that specifically binds to Axl protein. Immuoconjugages, pharmaceutical compositions and kits comprising the antibodies and antibody fragments are also provided. Also disclosed are methods of treating Axl-expressing cancers using the antibodies, antibody fragments, immunoconjugates and pharmaceutical compositions of the present invention. | 2021-12-30 |
20210403578 | WNT SIGNALING AGONIST MOLECULES - Wnt signaling agonist compositions and methods for their use are provided. Wnt signaling agonists of the invention comprise a frizzled binding moiety, which is fused or conjugated to an LRP5 or LRP6 binding moiety. | 2021-12-30 |
20210403579 | MULTIVALENT REGULATORY T CELL MODULATORS - This disclosure provides compounds that contain an IL-2 receptor-binding domain and an ST2-binding domain, e.g. an antibody or fragment thereof that specifically binds ST2. The methods described in the present disclosure provide for a method for treating a condition by administering to a subject in need thereof a therapeutically-effective amount of a compound containing an IL-2 receptor-binding domain and an ST2-binding domain. | 2021-12-30 |
20210403580 | HUMAN ANTIBODY HAVING HIGH AFFINITY TO HUMAN IL-4 RECEPTOR ALPHA, AND USE THEREOF - An antibody or antigen-binding fragment thereof, which binds with a high pM-level affinity to a human IL-4 receptor alpha chain that is a human IL-4 receptor, is provided. The antibody or antigen-binding fragment has a different epitope and a different antigen dissociation rate than existing antibodies. A nucleic acid encoding the antibody or antigen-binding fragment thereof, a vector including the nucleic acid, a cell transformed with the vector, a method for producing the antibody or antigen-binding fragment thereof, a conjugate comprising the antibody or antigen-binding fragment thereof, a composition for preventing or treating inflammatory diseases, and a composition for diagnosing inflammatory diseases are disclosed. | 2021-12-30 |
20210403581 | Stabilized Formulations Containing Anti-Interleukin-4 Receptor (IL-4R) Antibodies - The present invention provides pharmaceutical formulations comprising a human antibody that specifically binds to human interleukin-4 receptor (hIL-4R). The formulations may contain, in addition to an anti-hIL-4R antibody, at least one amino acid, at least one sugar, or at least one non-ionic surfactant. The pharmaceutical formulations of the present invention exhibit a substantial degree of antibody stability after storage for several months. | 2021-12-30 |
20210403582 | BINDING MOLECULE SPECIFIC FOR LIF AND USE THEREOF - Provided is a binding molecule specific for LIF and use thereof. Specifically, provided is an isolated antibody or an antigen-binding fragment thereof that binds to LIF and inhibits the activity of LIF. Also provided are uses of the isolated antibody or the antigen-binding fragment thereof in treatment of diseases. | 2021-12-30 |
20210403583 | ANTI-CSF1R ANTIBODIES, IL10 FUSION PROTEINS, AND USES THEREOF - The present disclosure provides antibodies, including antibody fusions, which specifically bind to human CSF1 receptor protein (huCSF1R) and are capable of decreasing, inhibiting, and/or fully-blocking immune regulatory effects mediated by huCSF1R, such as regulation of TAMs in the tumor microenvironment. Additionally, the antibodies include fusions with the cytokine inhibitory factor, IL10, which can replenish and/or activate CD8+T-cell cytotoxicity in the tumor microenvironment. The present disclosure also provides methods of using the antibodies (and compositions thereof) to treat diseases and conditions responsive to decreasing, inhibiting and/or blocking immune regulatory function or activity mediated by CSF1 binding to CSF1R. | 2021-12-30 |
20210403584 | METHODS AND COMPOSITIONS FOR INCREASING GALACTOSIDASE BETA-1 ACTIVITY IN THE CNS - Provided herein are methods and compositions for treating a subject suffering from an enzyme deficiency in the central nervous system (CNS). The bifunctional fusion antibody provided herein comprise an antibody to an endogenous blood brain barrier (BBB) receptor and an enzyme deficient in GM1 gangliosidosis or GM1. The fusion antibodies provided herein comprise galactosidase beta-1 (GLB1). The methods of treating an enzyme deficiency in the CNS comprise systemic administration of a fusion antibody provided herein. | 2021-12-30 |
20210403585 | CAR T-CELL THERAPY DIRECTED TO LHR FOR THE TREATMENT OF SOLID TUMORS - Provided herein are novel anti-LHR chimeric antigen receptor (CAR), cells or compositions comprising the same, vector or plasmid encoding anti-LHR CAR, and methods for producing the same, or using the same for detecting or treating ovarian cancer or prostate cancer. Also provided herein are anti-LHR antibody, compositions comprising the same, nucleic acid sequence encoding the same, and a kit for detecting LHR. | 2021-12-30 |
20210403586 | MUTANT OF RANKL AND PHARMACEUTICAL COMPOSITION COMPRISING SAME FOR PREVENTING OR TREATING OSTEOPOROSIS - Provided are a mutant of RANKL protein that acts in vivo as an antigen to induce production of an anti-RANKL antibody so as to inhibit production of osteoclasts, but does not induce differentiation of osteoclasts while binding to RANK, and a composition for preventing or treating a metabolic bone disease, the composition comprising the mutant of RANKL protein as an active ingredient. | 2021-12-30 |
20210403587 | METHODS OF TREATING MULTIPLE MYELOMA - Methods of treating multiple myeloma by administering a multispecific antibody to a patient in need are provided. Methods of making such antibodies, and compositions, including pharmaceutical compositions, comprising such antibodies, are also provided. | 2021-12-30 |
20210403588 | ANTI-CD40 ANTIBODIES AND USES THEREOF - This disclosure relates to anti-CD40 (TNF Receptor Superfamily Member 5) antibodies, antigen-binding fragments, and the uses thereof. | 2021-12-30 |
20210403589 | COMBINATION THERAPIES WITH ANTI CD40 ANTIBODIES - The present invention relates to combination therapies for treating a solid tumour in a subject. The combination therapies comprise (a) an antibody, or antigen-binding portion thereof, that specifically binds to CD40, and (b) a further immunotherapeutic agent with efficacy in the treatment of cancer, which agent is not an anti-CD40 antibody or antigen-binding fragment thereof. The invention also relates to a kits and methods of using such therapies. | 2021-12-30 |
20210403590 | BCMA-Targeted Chimeric Antigen Receptor as well as Preparation Method Therefor and Application Thereof - The present invention provides a BCMA-targeted chimeric antigen receptor (CAR) as well as a preparation method therefor and an application thereof. Specifically, the present invention provides the BCMA-targeted CAR, which comprises a BCMA-targeted scFv, a hinge region, a transmembrane region, and an intracellular signal structure domain. The present invention provides a nucleic acid molecule for coding the CAR and a corresponding expression vector as well as CAR-T cells and application thereof. The CAR of the present invention targets BCMA-positive cells, and can be used for treating BCMA-positive B-cell lymphoma, multiple myeloma and plasma cell leukemia. | 2021-12-30 |
20210403591 | IMPROVED TFR-SELECTIVE BINDING PEPTIDES CAPABLE OF CROSSING THE BLOOD BRAIN BARRIER - The present invention relates to the fields of molecular medicine and targeted delivery of therapeutic or diagnostic agents to cells outside the vascular system and into the parenchymal tissue of organs within the body. More specifically, the present invention relates to improved TfR-binding moieties based on shark VNARs capable of crossing the blood brain barrier (BBB) and capable of carrying and releasing cargo specifically targeted to the parenchymal tissue of the brain. | 2021-12-30 |
20210403592 | Immune Modulation and Treatment of Solid Tumors with Antibodies that Specifically Bind CD38 - The present invention relates to methods of immunomodulation and treating patients having solid tumors with antibodies that specifically bind CD38. | 2021-12-30 |
20210403593 | ANTI-CD39 ANTIBODIES, COMPOSITIONS COMPRISING ANTI-CD39 ANTIBODIES AND METHODS OF USING ANTI-CD39 ANTIBODIES - Provided herein are antibodies that selectively bind to CD39 and its isoforms and homologs, and compositions comprising the antibodies. Also provided are methods of using the antibodies, such as therapeutic and diagnostic methods. | 2021-12-30 |
20210403594 | EPCAM ANTIBODIES, ACTIVATABLE ANTIBODIES, AND IMMUNOCONJUGATES, AND USES THEREOF - The disclosure generally relates to antibodies and antibody fragments that specifically bind human EpCAM, EpCAM activatable antibodies, and immunoconjugates thereof, as well as, methods of making and using the antibodies, antibody fragments, activatable antibodies, and immunoconjugates, for the diagnosis and treatment of diseases such as cancer. | 2021-12-30 |
20210403595 | Anti-PSMA Antibodies, Bispecific Antigen-Binding Molecules That Bind PSMA and CD3, and Uses Thereof - The present invention provides antibodies that bind to prostate-specific membrane antigen (PSMA), bispecific antibodies that bind to PSMA and CD3, and methods of using the same. According to certain embodiments, the antibodies of the invention bind human PSMA with high affinity and bind CD3 to induce human T cell proliferation. The invention includes antibodies that bind PSMA and CD3 and induce T cell-mediated killing of PSMA-expressing tumor cells. According to certain embodiments, the present invention provides bispecific antigen-binding molecules comprising a first antigen-binding domain that specifically binds human CD3, and a second antigen-binding molecule that specifically binds human PSMA. In certain embodiments, the bispecific antigen-binding molecules of the present invention are capable of inhibiting the growth of prostate tumors expressing PSMA. The antibodies and bispecific antigen-binding molecules of the invention are useful for the treatment of diseases and disorders in which an upregulated or induced targeted immune response is desired and/or therapeutically beneficial. For example, the antibodies of the invention are useful for the treatment of various cancers. | 2021-12-30 |
20210403596 | CHIMERIC ANTIGEN RECEPTOR - Provision of a chimeric antigen receptor (CAR) comprising a disialoganglioside (GD2)-binding domain which comprises •a) a heavy chain variable region (VH) having complementarity determining regions (CDRs) with the following sequences: •b) a light chain variable region (VL) having CDRs with the following sequences: T cells expressing such a CAR are useful in the treatment of some cancers. | 2021-12-30 |
20210403597 | ANTIBODIES TO MUCIN-16 AND METHODS OF USE THEREOF - Provided herein are compositions, methods, and uses involving anti-Mucin-16 (MUC16) agents that immunospecifically bind an epitope of Mucin-16 (MUC16). Also provided herein are uses and methods for managing, treating, or preventing disorders, such as cancer and diseases associated with positive MUC16 expression. | 2021-12-30 |
20210403598 | BISPECIFIC ANTIGEN-BINDING CONSTRUCTS TARGETING HER2 - Provided herein are biparatopic antigen-binding constructs that specifically bind HER2. The biparatopic antigen-binding constructs comprise one antigen-binding moiety that binds to ECD2 of HER2, a second antigen-binding moiety that binds to ECD4 of HER2, and an Fc. At least one of the antigen-binding moieties is an scFv. The biparatopic antigen-binding constructs can be used in the treatment of cancer. | 2021-12-30 |
20210403599 | PERTUZUMAB PLUS TRASTUZUMAB FIXED DOSE COMBINATION - The invention disclosed concerns a fixed dose combination (FDC) of pertuzumab, trastuzumab, and, optionally, recombinant human hyaluronidase (rHuPH20), which is administered subcutaneously to patients. The final efficacy and safety data for the FeDeriCa clinical trial, United States Prescribing Information (USPI) (including home-use) methods, and primary analysis of the PHranceSCa clinical trial are disclosed and claimed. | 2021-12-30 |
20210403600 | ANTIBODIES TO COAGULATION FACTOR XIA AND USES THEREOF - In one aspect, antibodies, or antigen-binding fragments thereof, that specifically bind to activated Factor XI (FXIa) are provided. Also provided are methods of obtaining such antibodies and nucleic acids encoding the same. In another aspect, compositions and therapeutic prevention of thrombotic diseases, disorders or conditions are provided. In another aspect, anti-idiotype antibodies that bind anti-FXIa antibodies of the disclosure, as well as compositions comprising the anti-idiotype antibodies, methods of obtaining the antibodies and nucleic acids encoding the same, are also provided. | 2021-12-30 |
20210403601 | ANTI-TAQ DNA POLYMERASE ANTIBODY AND USE THEREOF - Provided is an isolated binding protein including a Taq DNA polymerase antigen-binding domain. The antigen-binding domain includes at least one complementarity determining region selected from CDR-VH1-3 and CDR-VL1-3, or has at least 80% sequence identity with the complementarity determining region and has an affinity of K | 2021-12-30 |
20210403602 | ANTI-IDO ANTIBODY AND USES THEREOF - The disclosure provides antibodies that specifically bind human IDO and methods of use thereof. In some aspects, the disclosure is directed to methods of detecting IDO in a biological sample comprising contacting the biological sample with an antibody described herein. | 2021-12-30 |
20210403603 | Antibodies to Symmetrically Dimethylated Arginine Analytes and Use Thereof - Disclosed is an antibody which binds to a symmetrically dimethylated arginine analyte that can be used to detect a symmetrically dimethylated arginine analyte in a sample, such as in a homogeneous enzyme immunoassay method. | 2021-12-30 |
20210403604 | Liposome Binding Peptide, Construct for Manufacturing the Liposome Binding Peptide, and Liposome - The purpose of the present invention is to provide a method for producing a peptide that interacts with a lipid bilayer, and a lipid-bilayer-penetrating peptide obtained through the method. Provided is a lipid-bilayer-penetrating peptide constructed from 10 to 100 amino acids, the peptide having an amino acid sequence that penetrates the lipid bilayer at the C-terminal, and having an amino acid sequence with at least six contiguous arginine at the N-terminal. Also provided is a construct for producing a lipid-bilayer-penetrating peptide, the construct including, from the 5′ end toward the 3′ end, a tag region 1, a region 1 for incorporating a fluorescent protein gene sequence, a fluorescent protein gene region, a region 2 for incorporating a fluorescent protein gene sequence, a random region, and a stop codon region, and the construct being such that the random region has the aforementioned sequences. | 2021-12-30 |
20210403605 | PROCESS FOR PRODUCING PHYSICALLY MODIFIED STARCH BASED PRODUCTS DERIVED FROM GRAIN AND NON-GRAIN NATURAL FEEDSTOCKS - Disclosed herein are processing methods for producing a physically modified starch and for producing a physically modified flour and/or starch flour mixture. The starch process comprises adding at least one salt or additive to a starch, adjusting the pH of the starch to alkaline, and dewatering the starch using a filter to obtain filtered solids. The process further comprises drying the filtered solids, spreading a layer of dried filtered solids on a surface, and heating the dried filtered solids while on the surface to a temperature of about 100° C. to 190° C. to obtain the physically modified starch. In an embodiment, the flour and/or starch/flour mixture process comprises preparing a thermally inhibited flours and/or starch/flour mixtures starting with or without additives, pH adjustment, followed by heat treating the flour and/or starch/flour mixtures directly to obtain the physically modified flour and/or starch flour mixture. | 2021-12-30 |
20210403606 | METHOD FOR SEPARATING AND PURIFYING POLYSACCHARIDES FROM GANODERMA SPORES - The present invention discloses a method for separating and purifying polysaccharides from | 2021-12-30 |
20210403607 | CYCLODEXTRIN DIMERS AND USES THEREOF - CD dimers, CD compositions, and uses thereof are disclosed herein. | 2021-12-30 |
20210403608 | ALKALI METAL SALT OF CARBOXYALKYL ETHER OF TAMARIND GUM WITH IMPROVED COMPOSITION - The present disclosure relates to an alkali metal salt of carboxyalkyl ether of tamarind gum with low fat content and high protein content and other elements like carbon, hydrogen and nitrogen at desired concentration levels. The modified alkali metal salt of carboxyalkyl ether of tamarind gum with improved composition of the present disclosure possesses high viscosity, cold water solubility, and desired particle size and purity levels and is biodegradable. | 2021-12-30 |
20210403609 | RUBBER COMPOSITION BASED ON A MODIFIED DIENE ELASTOMER - A rubber composition based at least on a reinforcing filler comprising a content of silica of greater than or equal to 80 phr, preferably of greater than or equal to 100 phr, and on an elastomer matrix comprising a content of a modified diene elastomer of greater than or equal to 75 phr is provided. The modified diene elastomer comprises macromolecules comprising, within their structure, an n-functional branching unit, n having a value of at least 1 and of at most 9, preferably of at most 6, consisting of a group comprising at least two silicon atoms which are substituted by elastomer branches and connected together via a group comprising at least one nitrogen atom, the bonds between silicon and nitrogen atoms being produced via a spacer group. | 2021-12-30 |
20210403610 | MULTISTAGE POLYMER - A multistage polymer is provided, comprising: acrylate rich stage comprising: (a) structural units of monoethylenically unsaturated non-ionic, acrylate rich stage monomer selected from C | 2021-12-30 |
20210403611 | PRODUCTION METHOD OF ADDITION CONDENSATION PRODUCT - A production method of an addition condensation product includes a step at which an aromatic compound, a carbonyl compound, and a catalyst are mixed in a reaction solvent, and an addition condensation reaction of the aromatic compound and the carbonyl compound is conducted in the temperature range of 60 to 97° C., both inclusive, to obtain the addition condensation product of the aromatic compound and the carbonyl compound. At the step to obtain the addition condensation product, 1 mole of the aromatic compound is mixed with 0.1 to 0.999 mole, both inclusive, of the carbonyl compound as the mole ratio. A ratio of the aromatic compound dimer to the aromatic compound multimer is in the range of 1:75 to 1:1,000. | 2021-12-30 |
20210403612 | FLUORINE-CONTAINING ALTERNATING COPOLYMER MACROMONOMER AND SYNTHESIS METHOD THEREOF - The present invention relates to a fluorine-containing alternating copolymer macromonomer and a synthesis method thereof. The synthesis method comprises steps of: subjecting a fluorine-containing alternating copolymer to a reduction reaction at 60-100° C. in an organic solvent in the presence of a reducing agent and a first catalyst to obtain a reduction product; in the presence of a second catalyst, reacting the reduction product with a mercapto-monohydric alcohol in an organic solvent at 60-100° C., to obtain a hydroxyl-terminated fluorine-containing alternating copolymer; and in the presence of a third catalyst, reacting the hydroxyl-terminated fluorine-containing alternating copolymer with an acrylic monomer or acryloyl chloride monomer at 0-30° C., to obtain the fluorine-containing alternating copolymer macromonomer. In the present invention, a fluorine-containing alternating copolymer macromonomer is initially synthesized from a fluorine-containing alternating copolymer through polymer modification. | 2021-12-30 |
20210403613 | ONE-POT PHOTOCHEMICAL SYNTHESIS METHODOLOGY FOR CONDUCTIVE HYDROGEL FABRICATION - Methods for making a conductive hydrogel, comprising photochemically polymerizing polymerizable hydrogel-forming agents in the presence of a polymerizable conductive monomer to provide a conductive hydrogel; liquid resins for preparing conductive hydrogels comprising photochemically polymerizable hydrogel-forming agents and polymerizable conductive monomers; conductive hydrogels prepared by the methods or from the liquid resins; and electrodes comprising the conductive hydrogels. | 2021-12-30 |
20210403614 | INDUSTRIAL PREPARATION METHOD OF ZIEGLER-NATTA CATALYST - The present invention relates to the technical field of catalyst preparation, and discloses a preparation method of a Ziegler-Natta catalyst. The method includes the following steps: subjecting magnesium halide, alcohol and an electron donor to a first contact reaction in the presence of an inert solvent to obtain a magnesium halide alcoholate and performing first cooling; subjecting titanium halide to second cooling; subjecting the cooled titanium halide, the cooled product containing the magnesium halide alcoholate and an electron donor to a second contact reaction; filtering the product of the second contact reaction to obtain the Ziegler-Natta catalyst; and subjecting the Ziegler-Natta catalyst and the heated titanium halide to a third contact reaction. The method has the advantages such as short cycle, high efficiency, etc., being suitable to industrial production. | 2021-12-30 |
20210403615 | METHOD OF OLEFIN POLYMERIZATION USING ALKANE-SOLUBLE NON-METALLOCENE PRECATALYST - A method of polymerizing an olefin monomer to make a polyolefin composition comprising a polyolefin polymer, the method comprising contacting a solution of an alkane-soluble non-metallocene precatalyst dissolved in an alkane solvent with an activator so as to make a trim catalyst comprising an alkane-soluble non-metallocene catalyst, feeding the trim catalyst, as a solution in an alkane solvent or supported on a support material as a dry powder or a slurry thereof in an alkane solvent, into a polymerization reactor, and polymerizing the olefin monomer with the trim catalyst in the polymerization reactor, thereby making the polyolefin composition. | 2021-12-30 |
20210403616 | Surfactant as Titanation Ligand - A pre-catalyst composition comprising: a) a silica support comprising silica wherein an amount of silica is in a range of from about 70 wt. % to about 95 wt. % based upon a total weight of the silica support; b) a titanium-containing compound wherein an amount of titanium is in a range of from about 0.1 wt. % to about 10 wt. % based upon the total weight of the silica support; c) a chromium-containing compound wherein an amount of chromium is in a range of from about 0.1 wt. % to about 10 wt. % based upon the total weight of the silica support; d) a surfactant wherein the surfactant comprises a non-ionic surfactant, a cationic surfactant, or a combination thereof, e) a carboxylate wherein the carboxylate comprises a multi carboxylate, an alpha-hydroxy carboxylate, or a combination thereof, and f) a solvent. | 2021-12-30 |
20210403617 | METHOD OF PRODUCING ACRYLOYL MONOMERS AND ACRYLOYL-BASED POLYMERS - Embodiments of the present disclosure are directed to a method of making a reaction inhibiting polymer having a formula of M—CO—NR. The method may comprise reacting PAA with an organic coupling reagent and at least one alicyclic amine to produce the reaction inhibiting polymer. In accordance with another embodiment of the present disclosure, a method of making an acryloyl monomer having a formula of R | 2021-12-30 |
20210403618 | HYDRATE INHIBITORS - An N-vinyl amide polymer is disclosed. The N-vinyl amide polymer is a reaction product of: a monomer component comprising an N-vinyl amide; and a chain transfer agent of the formula: | 2021-12-30 |
20210403619 | High-Molecular-Weight Compound and Method for Producing Same, Composition and Method for Producing Same, Resin Composition, Additive for Lubricating Oil, and Lubricating Oil - A high-molecular-weight compound having a plurality of polymer chains linked through a divalent or higher-valent linking group, in which the divalent or higher-valent linking group has a thiol group and at least one of a thioether structure and a thiourethane structure, and a ratio of an absolute weight-average molecular weight to a relative weight-average molecular weight (absolute Mw/relative Mw) of the high-molecular-weight compound is 1.25 or more; and a method for producing the same are provided. | 2021-12-30 |
20210403620 | FUNCTIONALIZED POLY(2,6-DIMETHYL PHENYLENE OXIDE) OLIGOMERS CONTAINING DICYCLOPENTADIENE, METHOD OF PRODUCING THE SAME AND USE THEREOF - The invention discloses functionalized poly(2,6-dimethyl phenylene oxide oxide) oligomers containing dicyclopentadiene, a method of producing the same and use thereof. The cured products of the functionalized poly(2,6-dimethyl phenylene oxide oxide) oligomers of the invention exhibit low dielectric constant, low dissipation, and high glass transition temperature. As the functionalized poly(2,6-dimethyl phenylene oxide oxide) oligomers of the invention have number-average molecular weight ranging from 2500 to 6000 g/mol, the substrate made of theses functionalized poly(2,6-dimethyl phenylene oxide oxide) oligomers can pass the pressure cook test. Besides, the low dissipation factor characteristic the functionalized poly(2,6-dimethyl phenylene oxide oxide) oligomers of the invention can only be demonstrated at number-average molecular weight higher than 2500 g/mol. | 2021-12-30 |
20210403621 | METHOD OF PREPARING COPOLYMER - Provided is a method of preparing a copolymer which includes 1) initiating polymerization by batch-adding an aromatic vinyl-based monomer and a vinyl cyan-based monomer to a reactor; and 2) performing polymerization by continuously adding an aromatic vinyl-based monomer to the reactor at a predetermined rate after the initiation of polymerization, wherein the continuous addition of the aromatic vinyl-based monomer is initiated when a polymerization conversion rate is 10% or less and terminated when a polymerization conversion rate is between 80 and 90%, and step 2) includes a first temperature phase and a second temperature phase, each of which maintains a constant temperature, wherein a temperature of the second temperature phase is higher than that of the first temperature phase, and thereby a copolymer with a small standard deviation for a vinyl cyan-based unit composition and excellent transparency may be prepared. | 2021-12-30 |
20210403622 | FLUORORUBBER COMPOSITION AND MOLDED ARTICLE - A fluoroelastomer composition containing (a) a polyol-crosslinkable fluoroelastomer, (b) a cross-linking agent for polyol crosslinking, (c) a crosslinking accelerator; and (d) at least one acid acceptor selected from basic magnesium carbonate and magnesium phosphate, wherein the content of a divalent metal oxide is lower than 1 part by mass with respect to 100 parts by mass of the fluoroelastomer (a). Also disclosed is a molded article obtained by crosslinking the fluoroelastomer composition. | 2021-12-30 |
20210403623 | METHOD FOR PRODUCING FLUORINE-CONTAINING POLYMER, AQUEOUS DISPERSION LIQUID, AND FLUORINE-CONTAINING POLYMER COMPOSITION - To provide a method for producing a fluorinated polymer which does not require an emulsifier as an essential component while an aqueous medium with little environmental burden is used. | 2021-12-30 |
20210403624 | PROCESS FOR THE PRODUCTION OF POLYACRYLONITRILE-BASED POLYMERS WITH HIGH CONVERSION - The present disclosure relates to the production of polyacrylonitrile-based polymers with high conversion by a process comprising reacting acrylonitrile with at least one comonomer in the presence of a radical initiator in a liquid medium, wherein the radical initiator is present in an amount of from about 0.6 wt % to about 1.8 wt %, relative to the amount of acrylonitrile, and wherein no chain transfer agent is present. The polyacrylonitrile-based polymers produced may be used for producing carbon fiber, typically carbon fiber used in manufacturing composite materials. | 2021-12-30 |
20210403625 | BORONIC ACID POLYMERS AND METHODS OF USE - The disclosure relates to cationic boronic acid containing polymers and to methods of using the same to treat metabolic and gastrointestinal disorders. | 2021-12-30 |
20210403626 | CURABLE COMPOSITIONS FOR FORMING LIGHT SCATTERING LAYERS - Curable compositions include at least one fluoropolymer, at least one monofunctional (meth)acrylate, at least one difunctional (meth)acrylate, and at least one initiator. The curable composition, when cured, forms an optically-scattering layer including a matrix and phase separated microdomains. The matrix and the phase separated microdomains have different refractive indices, and the microdomains are on the order of or larger than the wavelengths of visible light. | 2021-12-30 |
20210403627 | FUNCTIONAL DIENE ELASTOMER AND RUBBER COMPOSITION - A diene elastomer and a rubber composition comprising the diene elastomer is provided. The diene elastomer bears pendent imidazole functions in a molar content of at most 4% of the constituent repeating units of the diene elastomer, which diene elastomer is a copolymer of ethylene and of a 1,3-diene comprising ethylene units, the ethylene units representing at least 50 mol % of the constituent repeating units of the diene elastomer, the 1,3-diene being 1,3-butadiene or isoprene. Such an elastomer confers improved uncured properties on the rubber composition. | 2021-12-30 |
20210403628 | Molded Bale of Rubber Composition, Method for Producing Molded Bale of Rubber Composition, Crosslinking Rubber Composition, and Tread for Tire - A molded bale of a rubber composition, containing: a rubber-like polymer (A) having an iodine value of 10 to 250, 3% by mass or more of an ethylene structure, and less than 10% by mass of a vinyl aromatic monomer block; and titanium (C), in which a content of the titanium (C) is 3 ppm or more and 120 ppm or less, and a content of aluminum (B) is less than 2 ppm. | 2021-12-30 |
20210403629 | COMPOSITION - A composition comprising the following (A) to (D):
| 2021-12-30 |
20210403630 | COMPOSITION FOR FORMING UNDERLAYER FILM FOR IMPRINTING, METHOD FOR PRODUCING COMPOSITION FOR FORMING UNDERLAYER FILM, KIT, PATTERN PRODUCING METHOD, AND METHOD FOR MANUFACTURING SEMICONDUCTOR ELEMENT - Provided are: a composition for forming an underlayer film for imprinting, which contains a high-molecular-weight compound having a polymerizable group, a chelating agent, and a solvent, and a method for producing the same; a kit including the composition for forming an underlayer film; a pattern producing method using the composition for forming an underlayer film; and a method for manufacturing a semiconductor element, which includes the pattern producing method as a step. | 2021-12-30 |
20210403631 | BLOCK COPOLYMER, BLOCK COPOLYMER COMPOSITION, HOT MELT PRESSURE-SENSITIVE ADHESIVE COMPOSITION, AND PRESSURE-SENSITIVE ADHESIVE COMPOSITION - There is provided a block copolymer A which is represented by a following general formula (I), wherein a ratio ((Ar | 2021-12-30 |
20210403632 | (METH)ACRYLATE, MONOMER COMPOSITION, MOLDED BODY, COMPOSITION FOR DENTAL MATERIAL, AND DENTAL MATERIAL - A (meth)acrylate includes a compound (X) having a structure formed by a reaction of an epoxy compound (A) containing an epoxy group and a tertiary carbon atom or a quaternary carbon atom, a (meth)acrylic acid (B), and an iso(thio)cyanate compound (C) having two or more iso(thio)cyanate groups. | 2021-12-30 |
20210403633 | LIQUID EPOXY RESIN COMPOSITION USEFUL FOR MAKING POLYMERS - A liquid epoxy resin composition is provided. In preferred embodiments, the liquid epoxy resin composition is free of bisphenol A, bisphenol F, and bisphenol S, including epoxides thereof, and is useful in preparing a polyether polymer having utility in coating compositions, including, e.g., coating compositions for use on food or beverage containers. | 2021-12-30 |
20210403634 | EPOXY STABILIZATION USING SUBSTITUTED BARBITURIC ACIDS - A curable, one-part epoxy/thiol resin composition comprising: an epoxy resin component comprising an epoxy resin having at least two epoxide groups per molecule; a thiol component comprising a polythiol compound having at least two primary thiol groups; a nitrogen-containing catalyst for the epoxy resin; and a substituted barbituric acid soluble in the one-part epoxy/thiol resin composition. | 2021-12-30 |
20210403635 | CHEMICAL-RESISTANT PROTECTIVE FILM-FORMING COMPOSITION CONTAINING POLYMERIZATION PRODUCT OF ARYLENE COMPOUND HAVING GLYCIDYL GROUP - A protective film forming composition forms a flat film having good mask function against a wet etching liquid during a semiconductor substrate processing, high dry etching rate and good coverage of a substrate with level difference, while having small film thickness difference after embedding. A protective film is produced using this composition. A substrate has a resist pattern. A method produces a semiconductor device. A composition forms a protective film against a wet etching liquid for semiconductors, containing a solvent and a ring-opened polymer (C) obtained by reaction between a diepoxy compound (A) and a bi- or higher functional proton-generating compound (B). The ring-opened polymer (C) is preferably represented by a unit structure of formula (A-1). (In formula (A-1), Q represents a divalent organic group generated by the diepoxy compound (A) ring-opening polymerization; and T represents a divalent organic group derived from the bi- or higher functional proton-generating compound (B)). | 2021-12-30 |
20210403636 | POLYEPOXIDIZED BIPHENYL COMPOUNDS, PREPARATION AND USES - A multi-epoxidized biphenyl compound has the formula (I) below | 2021-12-30 |
20210403637 | CURABLE RESIN COMPOSITION AND FIBER REINFORCED RESIN MATRIX COMPOSITE MATERIAL - A curing agent composition contains at least one multifunctional aromatic amine that forms a crystalline solid at 25° C., and at least one halo-substituted diethyltoluenediamine, in an amount effective to inhibit crystallization of the at least one multifunctional aromatic amine. A curable resin composition contains at least one epoxy compound having at least two epoxide groups per molecule of the epoxy compound and the curing agent composition. Methods for inhibiting phase separation of a curing agent composition or curable resin composition that contains at least one multifunctional aromatic amine that forms a crystalline solid at 25° C. include a step of adding to the respective composition at least one halo-substituted diethyltoluenediamine in an amount effective to inhibit crystallization of the at least one multifunctional aromatic amine. The compositions and methods are useful in making fiber reinforced resin matrix composite articles. | 2021-12-30 |
20210403638 | BLOCK COPOLYMER INTRINSIC STRETCHABLE ELECTROLUMINESCENT ELASTOMER AND PREPARATION METHOD AND APPLICATION THEREOF - The invention discloses a block copolymer intrinsic stretchable electroluminescent elastomer and its preparation method and application. This type of elastomer is made from organic electroluminescent monomers, styrene and 1,3-butadiene through anionic polymerization. The innovation of the present invention is: for the first time, the organic electroluminescence unit is introduced into the elastomer by chemical crosslinking. On the basis of improving the intrinsic stretchability of the elastomer, at the same time, it has characteristics of excellent luminescence and high carrier mobility, novel structure and unique design strategy; meanwhile, it also solves the inherent non-stretchability problem of traditional organic optoelectronic materials and the problem that traditional elastomers do not have electroluminescent properties. This type of elastomer is used as a light-emitting layer material to prepare organic electroluminescent devices with high stability, high stretchability and high efficiency. | 2021-12-30 |
20210403639 | SYNTHESIS OF ENVIRONMENTALLY DEGRADABLE ALKYL POLYESTERS - A solid crosslinked polyester composition is disclosed wherein the crosslinked polyester is environmentally degradable in less than about 180 days. The crosslinked polyester is the polyesterification reaction product between one or more multi-hydroxylic alcohols, one or more hydroxy acids, and one or more multi-carboxylic acid compounds. Alternately, the crosslinked polyester is the polyesterification reaction product between one or more multi-hydroxylic alcohols, one or more hydroxy acids, one or more multi-carboxylic acid compounds, and a cyclic ester. | 2021-12-30 |
20210403640 | Polyester Copolymer - A polyester copolymer, having a number average molecular weight of equal to or more than 5000 grams/mole and having a glass transition temperature of less than 160° C., containing:
| 2021-12-30 |
20210403641 | BISPHENOL COMPOSITION AND POLYCARBONATE RESIN - A bisphenol composition including 95% or more by mass of a bisphenol, wherein a bisphenol represented by the following general formula (II) in the bisphenol composition constitutes 150 mass ppm or more, and the bisphenol composition has a methanol dissolution color (Hazen color number) of 2 or less, | 2021-12-30 |
20210403642 | AZLACTONE FUNCTIONALIZED SUBSTRATES FOR CONJUGATION OF BIOMOLECULES - A bifunctional polymer is functionalized at one end with an azlactone end group to conjugate biomolecules of interest, and is functionalized at another end with an azide anchor group to attach the polymer to a substrate. Methods of making the bifunctional polymer are also provided. A coated substrate includes the bifunctionalized polymers on the surface of a substrate. Methods of making the coated substrate are also provided. A microarray includes a plurality of discrete regions, each region including the coated substrate. | 2021-12-30 |
20210403643 | SYNTHESIS OF COPPER OXIDE NANOPARTICLES - A method of synthesizing copper oxide nanoparticles includes preparing a liquid extract of | 2021-12-30 |
20210403644 | Method For The Degradation Of Endogenous Protein - Described herein are systems and methods for the degradation of endogenous protein with the help of a nanocarrier, which has the advantage of easy scale-up and feasibility for in vivo application. | 2021-12-30 |
20210403645 | CARBOHYDRATE POLYAMINE BINDERS AND MATERIALS MADE THEREWITH - A binder comprising the products of a carbohydrate reactant and polyamine is disclosed. The binder is useful for consolidating loosely assembled matter, such as fibers. Uncured fibrous products comprising fibers in contact with a carbohydrate reactant and a polyamine are also disclosed. The binder composition may be cured to yield a fibrous product comprising fibers bound by a cross-linked polymer. Further disclosed are methods for binding fibers with the carbohydrate reactant and polyamine based binder. | 2021-12-30 |
20210403646 | ACID-CURABLE COMPOSITION - The present disclosure relates to an acid-curable composition, comprising: a) abase component comprising a cationically self-curable oligomeric compound; and b) a curing system for the cationically self-curable oligomeric compound, which comprises an ionogenic compound comprising an anion and an aminium ion as a cation. According to another aspect, the present disclosure is directed to a curing system suitable for an acid-curable composition comprising a cationically self-curable oligomeric compound. According to still another aspect, the present disclosure relates to a method of manufacturing an acid-curable composition. In yet another aspect, the disclosure relates to the use of an acid-curable composition for industrial applications, in particular for thermal management applications in the automotive industry. | 2021-12-30 |
20210403647 | TRIAZINE-BASED POLYMER - Compositions and methods related to conducting polymeric compositions that can be used for the storage of electrical energy are generally provided. In some embodiments, the composition comprises redox active polymers comprising an electrophilic nitrogen containing heterocycle and an electron rich aromatic compound. In some embodiments, the composition comprises a triazine-based polymer. The electroactive polymers may be formed, in some cases, by polymerizing an electrophilic nitrogen containing heterocycle-based unit with an electron rich aromatic compound in the presence of heat and an acid-based catalyst. The resulting electroactive polymers may be suitable as polymer films for use as electrodes in energy storage devices. The polymer films disposed as electrodes can improve the energy density of such devices. | 2021-12-30 |
20210403648 | THERAPEUTIC DENDRIMER - Provided herein are dendrimers comprising: a core unit, five generations of building units which are lysine residues or analogues thereof, first terminal groups comprising a cabazitazel residue covalently attached to a diglycolyl linker group, and second terminal groups comprising a PEG group. Also provided herein are pharmaceutical compositions comprising the dendrimers, and methods and uses of the dendrimers in therapy of disorders such as cancers. Processes for making the dendrimers and intermediates are also provided. | 2021-12-30 |
20210403649 | METHODS FOR FABRICATING MODULAR HYDROGELS FROM MACROMOLECULES WITH ORTHOGONAL PHYSICO-CHEMICAL RESPONSIVITY - Despite the significant advances in designing injectable bulk hydrogels, the inability to control the pore interconnectivity and decoupling it from the matrix stiffness has tremendously limited the applicability of stiff, flowable hydrogels for 3D cellular engineering. To address this problem, we developed a universal method to convert macromolecules and the like with orthogonal chemical and/or physical responsivity, e.g., thermosensitive macromolecules with chemically-crosslinkable moieties, into annealable building blocks, forming 3D microporous beaded scaffolds in a bottom-up approach. For example, gelatin methacryloyl (GelMA), a widely used biomaterial in tissue engineering, may be converted into physically-crosslinked microbeads using a facile microfluidic approach, followed by flow of the microbead slurry and chemical crosslinking in situ to fabricate microporous beaded GelMA (B-GelMA) scaffolds with interconnected pores, promoting cell functionality and rapid (within minutes) 3D seeding in stiff scaffolds, which are otherwise impossible in the bulk gel counterparts. | 2021-12-30 |
20210403650 | PRE-SWELLED VINYLACETATE-ETHYLENE BASED REDISPERSIBLE POLYMER POWDER COMPOSITION AND METHOD FOR FABRICATING THE SAME, ASPHALT COMPOSITION COMPRISING THE SAME - A redispersible polymer powder composition includes at least one solvent selected from a process oil and an organic solvent, and a vinylacetate-ethylene (VAE)-based redispersible polymer powder pre-swelled by the solvent. The swelling ratio of the vinylacetate-ethylene (VAE)-based redispersible polymer powder exceeds 55%, measured by the equation swelling ratio (%)=[(B−A)/A]×100, where A is the initial mass of the vinylacetate-ethylene (VAE)-based redispersible polymer powder before adding the solvent, and B is the swelled mass of the vinylacetate-ethylene (VAE)-based redispersible polymer powder after adding the solvent and stirring at 300 rpm at room temperature (20° C.) for 30 minutes provided that the mixing ratio of the vinylacetate-ethylene (VAE)-based redispersible polymer powder and the solvent is 1:1 by weight. | 2021-12-30 |
20210403651 | METHOD OF PRODUCING POLYAMIDE FINE PARTICLES, AND POLYAMIDE FINE PARTICLES - A method produces polyamide fine particles by polymerizing a polyamide monomer (A) in the presence of a polymer (B) at a temperature equal to or higher than the crystallization temperature of a polyamide to be obtained, wherein the polyamide monomer (A) and the polymer (B) are homogeneously dissolved at the start of polymerization, and polyamide fine particles are precipitated after the polymerization. Polyamide fine particles have a number average particle size of 0.1 to 100 μm, a sphericity of 90 or more, a particle size distribution index of 3.0 or less, a linseed oil absorption of 100 mL/100 g or less, and a crystallization temperature of 150° C. or more. | 2021-12-30 |
20210403652 | WARPAGE-OPTIMIZED POLYMER POWDER - Plastic powder for use as building material for additively manufacturing a three-dimensional object by selectively solidifying the building material at the positions corresponding to the cross-section of the three-dimensional object in the respective layer, in particular by exposure to radiation, wherein the plastic powder comprises a mixture of polymer-based particles and particles of a particulate additive and wherein the particulate additive is selected such that the crystallization point of the mixture of the polymer-based particles and the particulate additive is substantially not increased compared to the crystallization point of a mixture of the polymer-based particles without the particulate additive. | 2021-12-30 |
20210403653 | ACRYLIC COMPOSITES WITH IMPROVED SURFACE PROPERTIES - The present invention relates to a composite material obtained by in situ polymerization of a thermoplastic resin with additives with a fibrous material. More particularly the present invention relates to a polymeric composite material obtained by in-situ polymerization of a thermoplastic (meth)acrylic resin and a fibrous material utilizing additive technologies to improve properties such as surface properties, and its use, and processes for making such a composite material and manufactured mechanical or structured part or article comprising this polymeric composite material. | 2021-12-30 |
20210403654 | ADHESION PROMOTER COMPOSITIONS FOR CYCLIC OLEFIN RESIN COMPOSITIONS - This invention relates to compositions and methods for improving the adhesion of resin compositions to substrate materials. More particularly, the invention relates to compositions and methods for improving the adhesion of ROMP compositions to substrate materials using an adhesion promoter composition, where the adhesion promoter composition comprises a pre-reacted mixture comprising at least one compound containing at least two isocyanate groups and at least one compound comprising a heteroatom-containing functional group and a metathesis active olefin, where the adhesion promoter composition is storage stable and/or possesses in-resin storage stability when added to a resin composition, particularly a cyclic olefin resin composition, such as a ROMP composition. The polymer products produced via ROMP reactions of the invention may be utilized for a wide range of materials and composite applications. The invention has utility in the fields of polymer and materials chemistry and manufacture. | 2021-12-30 |
20210403655 | NUCLEATING AGENT FOR POLYOLEFIN RESIN, NUCLEATING AGENT COMPOSITION FOR POLYOLEFIN RESIN CONTAINING SAME, MASTER BATCH FOR POLYOLEFIN RESIN, POLYOLEFIN RESIN COMPOSITION, MOLDED ARTICLE THEREOF, FILM THEREOF, METHOD FOR PRODUCING POROUS FILM, AND PACKAGE - Provided are: a nucleating agent for a polyolefin resin having an excellent β crystal-forming effect; a nucleating agent composition for a polyolefin resin containing the nucleating agent; a polyolefin resin masterbatch; a polyolefin resin composition; a molded article of the composition; a film of the composition; a method of producing a porous film; and a package. The nucleating agent contains a compound represented by Formula (1) below wherein M represents a monovalent to trivalent metal atom having a specific gravity of 4.0 or less, or the like; a represents 1 or 2; b represents 1 or 3; x represents an integer of 1 to 3; ax=2b is satisfied; and Z represents a group represented by Formula (2) or (3) below wherein * represents a position at which each group is linked with Z of Formula (1); Y represents a direct bond or an alkylene group having 1 to 4 carbon atoms; and R | 2021-12-30 |
20210403656 | LATEX AND LATEX ARTICLES FORMED FROM BRANCHED POLYMERS - Dipped formed latex articles with improved properties are formed from branched block copolymers, derived from alkenyl aromatic hydrocarbon—1,3-diene monomer system, and branched polyisoprene homopolymers, derived from isoprene. The polymers are obtained by polymerization in the presence of an anionic initiator; at a temperature from 0° C. to 100° C.; followed by coupling with a multifunctional coupling agent of formula (R | 2021-12-30 |
20210403657 | POLYETHYLENE COMPOSITION FOR FILM APPLICATIONS - The present invention relates to a polyethylene composition comprising a base resin comprising a low molecular weight ethylene polymer component and a high molecular weight ethylene polymer component, wherein the high molecular weight ethylene polymer component has a higher weight average molecular weight than the low molecular weight ethylene polymer component, wherein the base resin has a density of at least 958.0 kg/m | 2021-12-30 |
20210403658 | Composition and method for active packaging and storage of fresh plant products - The present invention relates to a composition and method for active packaging of fresh plant products, in particular fresh plant based food products. The invention also relates to means for storage of fresh plant products and to a method for continuous production and controlled release of volatile oxidation products of lipids in packages or in the vicinity of fresh plant based goods. | 2021-12-30 |
20210403659 | RESIN COMPOSITION, PREPREG FOR PRINTED CIRCUIT AND METAL-COATED LAMINATE - Provided is a resin composition, a prepreg for a printed circuit and a metal-coated laminate. The resin composition includes: a silicone aryne resin, a polyphenylene ether resin with unsaturated bonds, and a butadiene polymer. The resin composition is used such that the prepared metal-coated laminate can have at least one of the following characteristics: a low dielectric loss factor, high heat resistance, and a low coefficient of thermal expansion. | 2021-12-30 |
20210403660 | BIODEGRADABLE RESIN PARTICLE - A biodegradable resin particle, includes: a base particle containing a biodegradable resin; a first layer on a surface of the base particle, the first layer containing at least one cationic resin of a polyalkyleneimine, a polyallylamine and a polyvinylamine; and a second layer on the first layer, the second layer containing an anionic or nonionic hydrophobic compound. | 2021-12-30 |
20210403661 | PLASTIC FILMS HAVING HIGH VICAT SOFTENING TEMPERATURE IN LAYERED STRUCTURES - The present invention relates to layer composites comprising at least one opaque layer a) and at least one transparent layer b), wherein the Vicat softening temperature B/120 determined according to ISO 306:2004 (method B120 50N; 120° C.) of layer a) is ≥156° C., preferably from ≥156° C. to ≤250° C., particularly preferably from ≥156° C. to ≤230° C., and wherein the Vicat softening temperature B/120 determined according to ISO 306:2004 (method B120 50N; 120° C./h), of layer a) is higher than that of layer b), a method for producing such layer composites and security documents, preferably identification documents, comprising such a layer structure. | 2021-12-30 |
20210403662 | METHODS OF REPLENISHING A WRITABLE AND CLEANABLE ARTICLE AND KITS - Methods and kits including writable and cleanable articles, wherein in one embodiment, a method of replenishing a hydrophilic surface on a writable and cleanable article is provided. The method comprising: providing a writable and cleanable article that includes a hydrophilic overcoat that has an at least partially depleted (i.e., at least partially exhausted) hydrophilic surface; and applying a cleaning and protecting composition to at least a portion of the hydrophilic overcoat; and drying the cleaning and protecting composition to provide a dried surface having a replenished hydrophilic surface. The writable and cleanable article includes: a base member having a front surface; a facing layer comprising a cured polymeric matrix and a plurality of inorganic nanoparticles dispersed in the polymeric matrix, wherein the facing layer is disposed on at least a portion of the base member front surface; an optional primer layer disposed on at least a portion of the facing layer; and a hydrophilic overcoat bonded to the facing layer and/or the optional primer layer through siloxane bonds, thereby providing a hydrophilic surface that is writable and cleanable. The cleaning and protecting composition includes: a hydrophilic silane; a surfactant; and water. | 2021-12-30 |
20210403663 | A Biodegradable Polymeric Substrate And A Method Of Producing The Substrate - The present invention discloses a method of making a non-biodegradable flexible packaging substrate biodegradable. The method comprises the steps of (i) providing a substrate web from an unwind to a coating station ( | 2021-12-30 |
20210403664 | MODIFIED PLASTIC SURFACES WITH PERFLUOROPOLYMERS AND METHOD FOR PRODUCING SAME - Modified plastic surfaces with perfluoropolymers are provided, whereby plastic surfaces that are intended for use under tribological conditions have substantially improved assembly properties and/or sliding friction properties and exhibit a very low degree of wear. Accordingly, modified plastic surfaces with perfluoropolymers are provided in which modified perfluoropolymer (micro)powders are present at the surface of plastics that comprise olefinically unsaturated double bonds at least at the surface such that the modified perfluoropolymer (micro)powders are chemically covalently bonded via a radical coupling of the olefmically unsaturated double bonds with perfluoropolymer (peroxy) radicals of the modified perfluoropolymer (micro)powders after a reactive conversion under mechanical stress at room temperature. | 2021-12-30 |
20210403665 | POLYMER FOAM ARTICLES AND METHODS OF MAKING POLYMER FOAMS - Molded polymer foam articles are described as having a novel foam structure. The polymer foam articles include a continuous polymer matrix defining a plurality of pneumatoceles therein which is present throughout the entirety of the article. The surface region is further characterized as having compressed pneumatoceles. The novel foam structure is achieved even when molding polymer foam articles comprising a shape and volume wherein a sphere having a diameter between 2 cm and 1000 cm would fit within the article in at least one location without protruding from a surface of the article, and the article further has a total volume of more than 1000 cm | 2021-12-30 |
20210403666 | HydroFluoro Olefin Propellant in a Polyurethane Foam Composition - A process and composition is described for the inclusion of polyether polyols in concentrations greater than 10% loading on the B-side formulation with a catalyst package less than 1% loading on the B-side formulation. In one specific example, the use of glycerin as a fluorine ion scavenger is utilized to improve performance of the polyurethane systems through a twelve-month shelf life. | 2021-12-30 |
20210403667 | AZEOTROPICALLY-MODIFIED BLOWING AGENTS FOR FORMING FOAMS - The present disclosure relates to improving insulation properties of foams by employing an azeotropically-modified blowing agent that preserves or improves R-value at various temperatures such as lower than ambient temperatures (below 24° C.). The present disclosure also provides foams with improved long-term thermal resistance (LTTR). | 2021-12-30 |
20210403668 | FOAMS BASED ON THERMOPLASTIC POLYURETHANES - A process for producing expanded thermoplastic polyurethane foam beads can include the use of an inorganic blowing agent. | 2021-12-30 |
20210403669 | FOAMS BASED ON THERMOPLASTIC POLYURETHANES - A process can be used for recycling foams based on thermoplastic polyurethane. | 2021-12-30 |