Class / Patent application number | Description | Number of patent applications / Date published |
451532000 | Comprising fibers | 25 |
20080227375 | Ultra Fine Fiber Polishing Pad - A polishing pad includes a body having a polymer layer and a polishing layer. The polymer layer has opposite first and second faces. The polymer layer includes a plurality of first ultrafine fibers and a polymer bonding the first ultrafine fibers together. The polishing layer is formed on the first face of the polymer layer. The polishing layer includes a plurality of second ultrafine fibers and is free of the polymer. The first and second ultrafine fibers are identical to each other. The second ultrafine fibers have a concentration of ultrafine fibers by volume higher than 80% and higher than that of the first ultrafine fibers of the polymer layer. | 09-18-2008 |
20080287047 | POLISHING PAD, USE THEREOF AND METHOD FOR MAKING THE SAME - The present invention mainly relates to a polishing pad that comprises a buffer sheet, a polishing sheet and adhesive for adhering the buffer sheet to the polishing sheet. The buffer sheet comprises fibers. The polishing sheet comprises a first elastomer. The adhesive comprises a second elastomer. A method of polishing a substrate comprising using the polishing pad and a method for manufacturing the polishing pad described above are also provided. | 11-20-2008 |
20080318504 | Abrasive sander for sanding device - An abrasive sander includes a net member having a number of cords secured together for forming a number of eyelets between the cords, and a number of abrading particles applied onto the net member for engaging with a work piece and for abrading the work piece and for abrading cut chips from the work piece and for allowing the cut chips to be received and engaged in the eyelets of the net member. The abrading particles may be applied onto an outer portion or an inner portion of the net member. A base member may be attached to the net member for securing the net member to a sanding machine, and may include a number of openings for allowing the cut chips to flow through the base member. | 12-25-2008 |
20090047883 | Interconnected-multi-element-lattice polishing pad - The polishing pad ( | 02-19-2009 |
20090098814 | Polymeric Fiber CMP Pad and Associated Methods - Polishing tools and their methods of manufacture and use are disclosed. In one aspect, a polishing device is provided, including a plurality of polymeric fibers longitudinally arranged and embedded in a polymeric binder, the polymeric binder having a stiffness that is less than a stiffness of the polymeric fibers, and a working end of the plurality of polymeric fibers configured such that tips of the polymeric fibers are oriented to contact a work piece. | 04-16-2009 |
20100099343 | POLISHING PAD HAVING ABRASIVE GRAINS AND METHOD FOR MAKING THE SAME - The present invention relates to a polishing pad having abrasive grains and a method for making the same. The polishing pad having abrasive grains includes a plurality of fibers, a plurality of abrasive grains and a high polymer. The fibers intersect each other to form a fiber matrix. The abrasive grains are attached to the fibers. The high polymer covers the fibers and the abrasive grains. The abrasive grains will not easily scratch a surface of a workpiece to be polished due to the flexibility of the fibers. | 04-22-2010 |
20100144257 | Abrasive pad releasably attachable to cleaning devices - An abrasive pad is adapted to be removably attachable to a device. The abrasive pad has one side being adapted for scrubbing and the other side has a water resistant adhesive attached thereto. A removable cover is releasably attached to the adhesive whereby the removable cover is adapted to be removed and the adhesive attached to the abrasive pad is thereafter attached to the cleaning device. | 06-10-2010 |
20100173573 | POLISHING PAD AND METHOD OF MANUFACTURING THE SAME - Disclosed are a polishing pad used in a CMP process of a planar material such as a silicon wafer, plate glass for a display, etc. and a method for manufacturing the same. The polishing pad comprises a non-woven fabric consisting of ultrafine fibers and elastomeric polymer impregnated into the fabric, on which the ultrafine fibers are raised and arranged to simultaneously satisfy the following conditions (I) to (III) such that the ultrafine fibers are oriented in a longitudinal direction to a central axis: | 07-08-2010 |
20110195646 | POLISHING PAD HAVING A TRICOT MESH FABERIC AS A BASE - Disclosed herein is a polishing pad having a substrate woven in a network form, capable of adsorbing dust generated during polishing of an object into meshes formed in the substrate to discharge the adsorbed dust to an external dust suction system or receive the dust in the meshes in a pocket form, in turn improving polishing efficiency of the polishing pad. In addition, polishing yarns are solidly adhered to a face part with relatively wider area on one side of the substrate so as to enhance durability of the pad. The polishing pad according to an exemplary embodiment includes a tricot mesh fabric | 08-11-2011 |
20110223844 | POLISHING PAD AND METHOD FOR MAKING THE SAME - The present invention relates to a polishing pad and method for making the same. The polishing pad comprises a plurality of fibers and a high polymeric elastomer compound. The fibers cross each other to form a fabric substrate. The high polymeric elastomer compound includes a first high polymeric elastomer resin and a second high polymeric elastomer resin. The weight-average molecular weight of the first high polymeric elastomer resin is 100,000 to 300,000. The second high polymeric elastomer resin is a two-component high polymeric elastomer resin, and includes a first component and a second component. The first component is polyol with a molecular weight of 1,500 to 2,500 and 1 wt % to 15 wt %. The second component is polyol with a molecular weight of 3,500 to 4,500 and 85 wt % to 99 wt %. Therefore, the polishing pad has better stiffness, a plurality of communicating holes and active fibers, so that a workpiece to be polished will have excellent surface quality. | 09-15-2011 |
20130012112 | NONWOVEN ABRASIVE ARTICLE WITH EXTENDED LIFE - Abrasive articles including a non-woven web of staple fibers that form a single layer that is free of any additional layers of non-woven webs of staple fibers. The abrasive articles contain abrasive particles bound to the non-woven web. The abrasive articles can be compressed abrasive articles that include a non-woven web of staple fibers, including blends of staple fibers having a first portion of fibers having a first linear density and a second portion of fibers having a second linear density. | 01-10-2013 |
20130157551 | POLISHING CLOTH AND METHOD FOR PRODUCING SAME - A high performance polishing cloth having a densified surface state with ultrafine fiber bundles uniformly dispersed therein and having excellent smoothness is provided. The polishing cloth comprises a nonwoven fabric formed by entangling the ultrafine fiber bundles formed by bundling ultrafine fibers with an average single fiber diameter of 0.05 to 2.0 μm and a polymeric elastic material, wherein the average size of the surface fiber-napped portions constituted by the aforementioned ultrafine fiber bundles of the aforementioned nonwoven fabric in the width direction of the ultrafine fiber bundles is 50 to 180 μM. | 06-20-2013 |
20130252520 | SELF-CONTAINED FIBROUS BUFFING ARTICLE - A self-contained fibrous buffing article comprising at least one layer of a fibrous nonwoven fabric comprising lyocell fiber and having a hardened adherent coating comprising a crosslinked binder, abrasive particles, and a lubricant. | 09-26-2013 |
20130331014 | POLISHING PAD - A polishing pad is provided with a compression elastic modulus of 0.17 MPa or more and 0.32 MPa or less produced by preparing a nonwoven fabric formed of bundles of ultrafine fibers with an average monofilament diameter of 3.0 μm or more and 8.0 μm or less, preparing a polishing pad base by impregnating the nonwoven fabric with a polyurethane based elastomer in an amount of 20 mass % or more and 50 mass % or less relative to the mass of the polishing pad base, and laminating the polishing pad base with a porous polyurethane layer containing wet-solidified polyurethane as primary component which has openings with an average opening diameter of 10 μm or more and 90 μm or less in its surface to serve as polishing surface layer. | 12-12-2013 |
20140065935 | SELF-CONTAINED FIBROUS BUFFING ARTICLE - A self-contained fibrous buffing article. The self-contained fibrous buffing article includes at least one layer of a spunlaced nonwoven fabric having a hardened adherent coating comprising a thermosetting binder, abrasive particles, and a lubricant. | 03-06-2014 |
20140080393 | NONWOVEN ABRASIVE ARTICLE CONTAINING ELASTOMER BOUND AGGLOMERATES OF SHAPED ABRASIVE GRAIN - A nonwoven abrasive article formed from a nonwoven web and agglomerates comprising formed ceramic abrasive particles bound together by a first flexible binder, and a second binder binding the agglomerates to the nonwoven fiber web. | 03-20-2014 |
20140099871 | SELF-CONTAINED FIBROUS BUFFING ARTICLE - A self-contained fibrous buffing article including at least one layer of a fibrous nonwoven fabric; the nonwoven fabric having a hardened adherent coating including a crosslinked binder, abrasive particles, and a lubricant blend; and the lubricant blend including at least a fatty acid, mineral oil and glycerin. | 04-10-2014 |
20140213161 | TUNGSTEN JEWELRY RESURFACING KIT FOR CONSUMER END USE AND TUNGSTEN RESURFACING COMPOUND USED THEREIN - A tungsten jewelry resurfacing kit for consumer end use comprises a buffing cloth; a container of tungsten resurfacing compound having less than 50 ml of resurfacing compound, wherein the resurfacing compound comprises a mixture of i) a diamond powder of at least 1000 grit size; and ii) a binder, such as a fat, which is a semi-solid at ambient temperatures. The kit may further include a plurality of swabs for removing the resurfacing compound from the container. The compound may be a mixture of about 25 to 75% by volume of a diamond powder of at least 1000 grit size; and about 25 to 75% by volume a binder, such as a fat, which is a semi-solid at ambient temperatures. | 07-31-2014 |
20150099439 | POLISHING PAD AND METHOD FOR MAKING THE SAME - The present invention relates to a polishing pad and a method for making the same. The polishing pad has a grinding layer. The grinding layer includes a plurality of fibers and a main body. The fineness of the fibers is 0.001 den to 6 den. The main body is a foam and encloses the fibers. The main body has a plurality of first pores and a plurality of second pores, wherein the first pores are communicated with each other, and the second pores are independent from each other. The size of the first pores is at least 5 times greater than the size of the second pores. The hardness of the grinding layer is 30 to 90 shore D, and the compression ratio thereof is 1% to 10%. | 04-09-2015 |
20150305585 | ABRASIVE SPONGE AND PROCESS FOR PRODUCTION THEREOF - The present invention concerns an abrasive sponge ( | 10-29-2015 |
20160008957 | NONWOVEN ABRASIVE ARTICLE CONTAINING FORMED ABRASIVE PARTICLES | 01-14-2016 |
20160016293 | LINEAR GRINDING MEMBER, BRUSH-LIKE GRINDING STONE, AND METHOD FOR MANUFACTURING LINEAR GRINDING MEMBER - A brush-like grinding stone ( | 01-21-2016 |
20160052106 | Nonwoven Abrasive Articles and Methods of Making the Same - Nonwoven abrasive articles comprise a nonwoven abrasive member having an overlayer composition comprising a fatty acid metal salt disposed thereon adjacent to a working surface. The nonwoven abrasive member comprises abrasive particles adhered to a fiber web by a binder. The abrasive particles may be exposed and/or the nonwoven abrasive member may have suitable frictional properties. Methods of making the same are also disclosed. | 02-25-2016 |
20160074998 | POLYMER IMPREGNATED BACKING MATERIAL, ABRASIVE ARTICLES INCORPORATING SAME, AND PROCESSES OF MAKING AND USING - This invention relates to composite backing materials (e.g., polymer impregnated nonwoven fabrics) and coated abrasive articles that include such composite backing materials. This invention also relates to methods of making and using said composite backing materials and coated abrasive articles. The claimed processes and systems related to the use and manufacturing of coated abrasive articles are improved and cost effective. | 03-17-2016 |
20160136778 | POLISHING PAD AND METHOD FOR MAKING THE SAME - The present invention relates to a polishing pad and a method for making the same. The polishing pad includes a base layer and a polishing layer. The base layer has a first surface and a second surface. The polishing layer is disposed on the first surface of the base layer and has a plurality of second fibers, a polymeric elastomer and a plurality of pores. The second fibers are arranged irregularly and cross each other to form the pores, and the polymeric elastomer is attached to the second fibers and does not fill the pores. | 05-19-2016 |