Patent application number | Description | Published |
20100038579 | ANISOTROPIC CELLULAR ELASTOMERS - Cellular elastomer which is anisotropic, with anisotropy being defined by the compressive modulus in one of three orthogonal directions being greater than that in the other two directions by a factor of at least 1.5. | 02-18-2010 |
20100047550 | HYBRID SYSTEMS CONSISTING OF FOAMED THERMOPLASTIC ELASTOMERS AND POLYURETHANES - The present invention relates to a hybrid material comprising a matrix of polyurethane and foamed particles of thermoplastic polyurethane comprised therein and also a process for producing such hybrid materials and the use of these hybrid materials as bicycle saddles, upholstery and shoe soles. | 02-25-2010 |
20100221474 | THERMOPLASTIC POLYURETHANE WITH ANTISTATIC PROPERTIES - The present invention relates to antistatic, thermoplastic polyurethane comprising ethylmethylimidazole ethyl sulfate, to a process for production of antistatic, thermoplastic polyurethane comprising ethylmethylimidazole ethyl sulfate, and to the use of ethylmethylimidazole ethyl sulfate for the production of antistatic, thermoplastic polyurethane. | 09-02-2010 |
20100222442 | FOAMS BASED ON THERMOPLASTIC POLYURETHANES - Expandable thermoplastic polyurethane comprising blowing agent, wherein the Shore hardness of the thermoplastic polyurethane is from A 44 to A 84. | 09-02-2010 |
20110021652 | COARSE-CELL POLYURETHANE ELASTOMERS - The present invention relates to an open-cell polyurethane foam comprising polyester and polyether structures and having a density of 70 to 300 g/L, 1 to 20 cells/cm, a rebound intensity greater than 30%, an elongation at break of greater than 200%, a tear propagation resistance of greater than 1.2 N/mm and a tensile strength of greater than 200 kPa. The present invention further relates to a process for producing inventive open-cell polyurethane sponges and to the use thereof as a pipe cleaning sponge. | 01-27-2011 |
20110118373 | CELLULAR ELASTOMER WITH LITTLE TENDENCY TOWARD CREEP AT HIGH TEMPERATURES - The present invention relates to cellular polyisocyanate polyaddition products whose density to DIN EN ISO 845 is from 200 to 800 kg/m | 05-19-2011 |
20110165381 | TRANSPARENT, LASER-INSCRIBABLE POLYURETHANE - The present invention relates to a transparent, laser-inscribable, preferably thermoplastic polyurethane, and to the production and use thereof. | 07-07-2011 |
20110166316 | POLYURETHANES BASED ON POLYESTER DIOLS WITH IMPROVED CRYSTALLIZATION BEHAVIOR - Polyurethanes are based on a polyester diol formed from a dicarboxylic acid having an even number of carbon atoms and a diol having an odd number of carbon atoms. | 07-07-2011 |
20110275733 | THERMOPLASTIC POLYURETHANE COMPRISING, AS PLASTICIZER, GLYCEROL ESTERIFIED WITH AT LEAST ONE ALIPHATIC CARBOXYLIC ACID - The invention provides a thermoplastic polyurethane with at least one plasticizer, where at least one first plasticizer (i) is based on glycerol, and at least one hydroxy group of the glycerol has been esterified with a monocarboxylic acid (ii) which comprises 1, 2, 3, 4, 5, or 6 carbon atoms, more preferably 2, 3, or 4 carbon atoms, and very particularly preferably 2 carbon atoms. | 11-10-2011 |
20110275779 | LIGHT GUIDES MADE OF THERMOPLASTIC POLYURETHANES - The invention relates to thermoplastic polyurethanes (hereinafter TPUs) suitable for the production of optical conductors, to a process for their production, and also to optical conductors based on TPUs. | 11-10-2011 |
20120059075 | HYBRID FOAM - The invention relates to highly elastic polyurethane foams which are suitable as functional materials having thermally insulating properties. | 03-08-2012 |
20120088889 | POLYURETHANE ON THE BASIS OF SOFT THERMOPLASTIC POLYURETHANE - The invention relates to polyurethanes based on a thermoplastic polyurethane and an isocyanate concentrate having a functionality greater than 2 and less than 10 added to the thermoplastic polyurethane, wherein the hard phase content of the thermoplastic polyurethane is in the range from 0% to 5% and the isocyanate concentrate is added in an amount of at least 2% by weight based on the polyurethane PU-1. | 04-12-2012 |
20120193286 | METHOD FOR PRODUCING A NANOPOROUS POLYURETHANE-BASED COATING - The present invention relates to a process for producing a nanoporous foam, said process comprising providing a monomeric component (A) comprising a polyfunctional isocyanate (A1) and a solvent (C), and contacting said monomeric component (A) with water vapor. The present invention further comprises a nanoporous foam obtainable by such a process and also a nanofoam composite obtainable by applying said monomeric component (A) to a carrier (B) before the step of contacting with water vapor. The nanofoam composite is useful as insulant for thermal or acoustical insulation, as filtering material or as catalyst carrier. | 08-02-2012 |
20120263937 | POLYURETHANE COMPOSITE SYSTEM HAVING HIGH COMPRESSIVE STRENGTH AND RIGIDITY - The present invention relates to a polyurethane composite system comprising a rigid polyurethane foam and a coating material composed of a compact polyurethane or a compact polyurea, wherein the rigid polyurethane foam comprises a porous three-dimensional reinforcing material which forms a network, where the network encloses at least 50% of the volume of the rigid polyurethane foam, or at least two layers of a porous, at least two-dimensional reinforcing material. The present invention further relates to a process for producing the polyurethane composite system and also a sports article, cladding part or furniture item comprising such a polyurethane composite system. | 10-18-2012 |
20120297513 | HYBRID FOAM - The invention relates to highly elastic polyurethane foams which are suitable as functional materials having thermally insulating properties. | 11-29-2012 |
20120329892 | FOAMS BASED ON THERMOPLASTIC POLYURETHANES - Expandable thermoplastic polyurethane comprising blowing agent, wherein the Shore hardness of the thermoplastic polyurethane is from A 44 to A 84. | 12-27-2012 |
20130225708 | PRODUCING RIGID POLYMER FOAMS - A process for producing a rigid polymer foam comprises reacting components A to C in the presence of component D or an isocyanate-functional prepolymer of components A and B with component C in the presence of component D, the total amount of which is 100 wt %,
| 08-29-2013 |
20130227861 | NOVEL DAMPING ELEMENT IN SHOE SOLES - The present invention relates to a process for producing a shoe sole comprising a hybrid material made of a polyurethane foam as matrix material and of foamed particles of thermoplastic polyurethane by preparing an inlay of joined expanded particles (c′) of thermoplastic polyurethane and placing the joined expanded particles of thermoplastic polyurethane in a mould and embedding the inlay with a reaction mixture obtainable by mixing (a) polyisocyanates with (b) compounds having hydrogen atoms reactive toward isocyanates, and if appropriate, with (d) chain extenders and/or crosslinking agents, and with (e) catalysts, and with (f) blowing agents, and with (g) further additives and reacting the reaction mixture to give the shoe sole. The present invention further relates to shoe soles, obtainable by such a process. | 09-05-2013 |
20140042356 | PRODUCING POLYMER FOAMS COMPRISING IMIDE GROUPS - A process for producing a polymer foam comprises reacting components A to C in the presence of component D and optionally E or an isocyanate-functional prepolymer of components A and B with component C in the presence of component D and optionally component E, the total amount of which is 100 wt %,
| 02-13-2014 |
20140058005 | THERMOFORMABLE RIGID POLYURETHANE-POLYAMIDE FOAM - The present invention relates to a process for producing a thermoformable rigid polyurethane-polyamide foam having a closed-cell content of less than 70%, which comprises mixing (a) an organic polyisocyanate with (b) one or more polymeric compounds having two or more isocyanate-reactive hydrogen atoms, (c) optionally crosslinking and/or chain-extending agents, (d) one or more carboxylic acids having a functionality of 2 or more, (e) a catalyst comprising a Lewis base component, and (f) optionally auxiliaries and additives to form a reaction mixture and reacting this reaction mixture to form the rigid polyurethane-polyamide foam. The present invention further relates to a thermoformable rigid polyurethane-polyamide foam obtained by such a process and also to the use of such a thermoformable rigid polyurethane-polyamide foam for interior lining or engine compartment lining of motor vehicles. | 02-27-2014 |
20140072753 | PROCESS FOR PRODUCING SANDWICH ELEMENTS - The present invention relates to processes for producing sandwich elements, where the sandwich elements comprise a rigid polyurethane foam as core foam surrounded entirely or to some extent by a plastics resin comprising reinforcing-agent layers, by producing the rigid polyurethane foam on the reinforcing-agent layers and then saturating the reinforcing-agent layers in a liquid resin and hardening the resin. The present invention further relates to sandwich elements that can be produced by a process of the invention, and also to the use of these sandwich elements as wind-turbine blade, aircraft wing, wind-turbine nacelle, boat-hull, or housing for vehicles. | 03-13-2014 |
20140094571 | POLYURETHANE ON THE BASIS OF SOFT THERMOPLASTIC POLYURETHANE - The invention relates to polyurethanes based on a thermoplastic polyurethane and an isocyanate concentrate having a functionality greater than 2 and less than 10 added to the thermoplastic polyurethane, wherein the hard phase content of the thermoplastic polyurethane is in the range from 0% to 5% and the isocyanate concentrate is added in an amount of at least 2% by weight based on the polyurethane PU-1. | 04-03-2014 |
Patent application number | Description | Published |
20090029121 | NANOPARTICULATE METAL BORIDE COMPOSITION AND ITS USE FOR IDENTIFICATION-MARKING PLASTIC PARTS - The present invention relates to a process for the identification-marking of plastics parts. | 01-29-2009 |
20090069526 | THERMOPLASTIC POLYURETHANES - A process for the preparation of thermoplastic polyurethane by reacting (a) isocyanates with (b) compounds reactive toward isocyanates and having a molecular weight (M | 03-12-2009 |
20100310833 | MOLDINGS OF SUPPORT MATERIALS COMPRISING FOAMABLE REACTIVE RESIN - The invention provides a molding producible by a process comprising the following steps:
| 12-09-2010 |
20120065285 | WATER AS A PROPELLANT FOR THERMOPLASTICS - The present invention relates to a process for the production of an expandable thermoplastic polymer comprising water as blowing agent, comprising at least the step (A) of storage of the thermoplastic polymer in water, so that water is absorbed by the thermoplastic polymer, in order to obtain an expandable thermoplastic polymer, to expandable thermoplastic polymer, obtainable via the process, to a corresponding expanded thermoplastic polymer, to a process for the production of a foam via foaming and fusion of the expanded thermoplastic polymer, and also to a foam, obtainable via said process. | 03-15-2012 |
20120142801 | CORE FOAMS OF POLYURETHANE FOR PRODUCTION OF WINGS AND BLADES FOR WIND POWER SYSTEMS IN PARTICULAR - A reinforced polyurethane foam obtained by (1) mixing polyisocyanates (a) with compounds having isocyanate-reactive groups (b), a blowing agent containing water (c), and optionally a catalyst (d) and further additives (e) to form a reaction mixture, and (2) curing the reaction mixture, where the reaction mixture to be cured contains hollow microspheres and/or is applied to a porous reinforcing agent (f) capable of forming two-dimensional or three-dimensional networks in the polyurethane foam. The compounds having isocyanate-reactive groups (b) include polyetherols (b1), polyesterols (b2), chain extenders (b3) and optionally crosslinkers (b4) and aromatic polyether diols (b5), and the sum of (b2), (b3) and (b5) is at least 50% by weight of component (b). A process for producing such reinforced polyurethane foams and their use as reinforcing foams for load-bearing, stiff areal elements, in the interior of wings or blades, and also as insulation material for liquefied natural gas tanks. | 06-07-2012 |