Patents
Patents for B24D 11 - Constructional features of flexible abrasive materials; Special features in the manufacture of such materials (5,596)
12/2002
12/24/2002US6497793 Apparatus and method for grinding webs made of fiber material
12/19/2002WO2002100595A1 Polishing sheet and method of manufacturing the sheet
12/19/2002WO2002100593A2 Polishing pads with polymer filled fibrous web, and methods for fabricating and using same
12/19/2002WO2002084004A3 Cleaning articles and method of making
12/19/2002CA2441419A1 Polishing pads with polymer filled fibrous web, and methods for fabricating and using same
12/17/2002US6495464 Method and apparatus for fixed abrasive substrate preparation and use in a cluster CMP tool
12/12/2002WO2001092620A9 Method of making nonwoven fabric for buffing applications
12/12/2002DE10130656C1 Scrubbing fleece comprises a three-dimensional structure of rough fibers covered by a synthetic resin containing abrasive and reflective particles
12/11/2002EP0999918B1 Polishing semiconductor wafers
12/11/2002CN1384534A Polish tool and its use method and device
12/05/2002US20020183409 Process for producing polyurethane foam, polyurethane foam, and abrasive sheet
12/04/2002EP1262282A1 Economical abrading tool and method of manufacture
12/04/2002EP1141125B1 Aminoplast resin/thermoplastic polyamide presize coatings for abrasive article backings
11/2002
11/28/2002WO2002094508A1 Contactor cleaning sheet, and contactor cleaning method
11/27/2002EP1259355A1 Nonwoven abrasive articles and methods
11/27/2002EP1112145B1 Polishing pad for a semiconductor substrate
11/26/2002US6485356 Method and apparatus for mechanical and chemical-mechanical planarization of microelectronic substrates with metal compound abrasives
11/21/2002WO2002092286A1 Abrasive film and method of producing the same
11/21/2002US20020173244 Polishing tool and polishing method and apparatus using same
11/21/2002US20020173214 Non-woven web or foam; fibers in binder; cleaning aricraft surfaces
11/21/2002US20020170236 Binder comprising a reaction product of components comprising (a) an epoxy-functional material, and (b) at least one of a cyclic anhydride or a diacid derived therefrom.
11/20/2002CN1094410C Composite abrasive products
11/19/2002US6482308 Canvas abrasive material and grinding process
11/14/2002WO2002090054A2 Contactor cleaning sheet, contactor cleaning sheet manufacturing method, and contactor cleaning method
11/14/2002WO2002090049A1 Abrasive foam sheet and production method thereof
11/13/2002EP1009592B1 Patterned abrasive tools
11/12/2002US6478831 Abrasive surface and article and methods for making them
11/07/2002US20020164936 Chemical mechanical polisher with grooved belt
11/06/2002EP1113903B1 Abrasive article with seamless backing
11/06/2002EP1098736B1 A spliced abrasive web and method for the same
11/06/2002EP0892695B1 Uv-polymerizable formulation
11/05/2002US6475253 Abrasive article and method of making
10/2002
10/24/2002WO2002084004A2 Cleaning articles and method of making
10/24/2002WO2002083395A1 A method of producing a film material and an abrasive material produced according to the method
10/24/2002WO2002083364A1 Implement for cleaning tip and lateral surface of contactor
10/24/2002US20020155799 Abrasive body and abrasive means for an electric grinding tool, and electric grinding tool
10/24/2002US20020152690 For use in finishing of surfaces, end faces, and so on of precision components such as optical connector ferrules, semiconductor wafers, metals, ceramics, color filters (for liquid crystal display), plasma displays, optical lenses
10/24/2002DE10211342A1 Polishing tool used for polishing semiconductor wafers comprises a support and/or support part and a polishing material made from a felt containing abrasive grains and/or grinding grains
10/23/2002EP1250983A1 Abrasive tape
10/23/2002CN1375380A Abrasive belt making process
10/17/2002US20020151253 Polishing pad and method of use thereof
10/15/2002US6465076 Backing binder an interpenetrating polymer network formed from an aromatic polyisocyanate prepolymer, a polyol curative, an acrylated urethane, and at least one polymerization agent
10/15/2002US6464566 Apparatus and method for linearly planarizing a surface of a semiconductor wafer
10/15/2002CA2337750C Therapeutic or cosmetic compositions containing dimeric or polymeric forms of hydroxyacids, and their therapeutic use
10/10/2002WO2002078909A1 Production of patterned coated abrasive surfaces
10/10/2002WO2002078908A1 Abrasive articles with water soluble particles
10/10/2002US20020146963 Composition containing graphite
10/10/2002US20020146956 Bi-Functional nonwoven fabric wipe
10/10/2002US20020144780 Apparatus and method for reducing removal forces for CMP pads
10/10/2002DE10116167A1 Grinding and polishing process involves fitting grinding belt laden with abrasive round material to be ground e.g. by hooked fabric attachment
10/09/2002EP0932477B1 Coated abrasive article and method of making same
10/09/2002EP0898504B1 Abrasive body
10/09/2002CN1092095C Abrasive article comprising antifilling component
10/03/2002US20020142601 Method for planarizing a surface of a semiconductor wafer with a fixed abrasive material
10/03/2002US20020142103 Electrostatic grains
10/03/2002US20020139680 Abrasive particles are adhered to a bonding material so as to have a predetermined distribution over the coated substrate; electroplating a metal layer to the bonding material to fix the predetermined spacing and concentration of particles
09/2002
09/26/2002WO2002074839A2 Abrasive articles having a polymeric material
09/26/2002WO2002074492A2 Abrasive particles that include a polymeric material and abrasive articles made from them
09/26/2002US20020134026 Abrasive tape, process for producing it, and coating agent for abrasive tape
09/25/2002EP1242215A1 Abrasive material having abrasive layer of three-dimensional structure
09/24/2002US6454633 Polishing pads of flocked hollow fibers and methods relating thereto
09/18/2002CN1370209A Polishing system with stopping compound and method of its use
09/18/2002CN1370207A Polishing system and method of its use
09/17/2002US6451076 Resin overcoating on abrasive
09/12/2002WO2002043536A3 Bi-functional nonwoven fabric wipe
09/11/2002EP1237679A2 Abrasive surface and article and methods for making them
09/11/2002EP1100655B1 Cleaning pads formed from non-woven abrasive web material, especially for domestic use
09/11/2002EP0775561B1 Glass fiber mat for stampable sheet, process for the production of the mat, stampable sheet made from said mat, process for the production of the sheet, and equipment for the production thereof
09/11/2002CN1368998A Abrasive grain with improved projectability
09/11/2002CN1090552C Abrasive material for precision surface treatment and manufacturing method thereof
09/10/2002US6447562 Abrasive
09/06/2002WO2002068154A1 Abrasive article with optimally oriented abrasive particles and method of making the same
09/05/2002US20020123548 Fusible powder of a metal salt of a fatty acid; powder coating to form coated abrasives at low temperatures and solvent-free; optionally, adding a fusible organic component, e.g., a curable polymer
09/04/2002EP1235664A1 Sanding sponge with high tear strength backing layer
09/04/2002EP1235663A1 Nonwoven abrasive material
09/03/2002US6443827 Agglomerated fine silica particles dispersed in a binder; sheet or disk for uniformly smoothing end face of optical fiber connector ferrule
08/2002
08/29/2002US20020116876 Abrasive tape suitable for finishing processes for magnetic disks, precision apparatuses and precision parts
08/28/2002EP1021275B1 Abrasive articles and their preparations
08/28/2002CN1089658C Abrasive articles comprising make coat transferred by lamination
08/27/2002US6441058 Abrasive articles having abrasive layer bond system derived from solid, dry-coated binder precursor particles having a fusible, radiation curable component
08/27/2002US6439976 Polishing tape
08/22/2002WO2002064317A1 Self-adhering support for an applied abrasive product and method for making said abrasive product incorporating same
08/22/2002CA2437584A1 Self-adhering support for an applied abrasive product and method for making said abrasive product incorporating same
08/15/2002WO2002062532A1 Antistatic coating containing graphite for backings of abrasive sheets
08/15/2002WO2002062531A1 Anti-loading treatments
08/15/2002CA2435853A1 Antistatic coating containing graphite for backings of abrasive sheets
08/13/2002US6432549 Curl-resistant, antislip abrasive backing and paper
08/13/2002US6431960 Fixed abrasive polishing pad
08/08/2002WO2002060648A1 Polishing film and method for manufacture thereof
08/08/2002US20020106478 Cleaning sheet
08/06/2002US6428586 Transporting a backing layer to successive manufacturing stations, supplying a fluid phase polymer onto transported backing layer, shaping fluid phase polymer into surface layer having measured thickness, and curing polymer to solidify
08/06/2002US6428407 Coated abrasive tool and construction method
08/06/2002US6428406 Soft polishing disc with holes and method of manufacturing the same
08/01/2002US20020102921 Fixed abrasive polishing pad
07/2002
07/31/2002EP1226220A1 Polishing system and method of its use
07/31/2002EP1226003A1 Improved coated abrasive discs
07/31/2002EP1102660B1 Abrasive article with separately formed front surface protrusions containing a grinding aid and methods of making
07/31/2002EP1034065B1 Durable abrasive articles with thick abrasive coatings
07/31/2002EP0855948B1 Abrasive article containing an inorganic metal orthophosphate
07/30/2002US6425815 Fixed abrasive polishing pad
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