Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 951 - 1,000 out of 12,438

Document Document Title
WO/2007/041538A1
A method of making an abrasive product includes compacting a cohesive layer of abrasive particles and particulate curable binder precursor prior to forming curable shaped structures, and then at least partially curing the curable binder ...  
WO/2007/039934A1
This invention provides a fixed abrasive wire comprising abrasives (36) fixed to a wire (35), which fixed abrasive wire has high fixing strength. The abrasives are fixed to the wire by subjecting the wire to an electroplating process. A ...  
WO/2007/040865A1
A bonded abrasive tool comprises a blend of abrasive grains and a bond component. The blend of abrasive grains comprises a filamentary sol-gel alumina abrasive grain and agglomerated abrasive grain granules. A bonded abrasive tool compri...  
WO/2007/038037A1
Flexible abrasive article comprising a compressible backing having first and second opposed major surfaces; an elastic polyurethane film affixed to at least a portion of the first major surface of the compressible backing; an optional ex...  
WO/2007/034646A1
A dresser for polishing cloth that suppresses any detachment of abrasive grains through not only stabilization of the melting temperature of brazing filler metal but also uniformization/stabilization of the state of abrasive grains braze...  
WO/2007/030265A1
Provided are abrasive articles comprising a plurality of abrasive particles and a binder wherein the binder comprises a polymer formed by a reaction between a polyisocyanate and a polyoxirane, wherein the resulting binder is substantiall...  
WO/2007/023949A1
An efficiently processible polishing tool, particularly used for a CMP pad conditioner, capable solving problems in a fixing strength for fixing abrasive grains to a base plate and problems in nonuniform polished surface and a method of ...  
WO/2007/024464A1
A surface-textured polishing pad suitable for chemical-mechanical polishing comprises a porous polymeric foam having an average pore cell size in the range of 60 m or less. At least 75% of the pores in the foam have a pore cell size with...  
WO/2007/025226A1
A polishing pad comprising particles having an average diameter between 1 nanometer and 100 nanometers, wherein the total weight of the particles is greater than about 3% of the total weight of the pad. Also, a method of manufacturing a ...  
WO/2007/022016A3
An abrasive tool, suitable for cutting, slotting, grinding and polishing hard materials, such as ceramics, metals, and composites thereof, and methods for making same. The tool includes a plurality of pores positioned in an abrasive regi...  
WO/2007/021414A1
A method of CMP of a substrate surface includes providing a polishing pad (20) having a polishing layer (26), that may be substantially free of abrasive particles, with a functional group (30) chemically bonded (covalent or ionic) to the...  
WO/2007/022016A2
An abrasive tool, suitable for cutting, slotting, grinding and polishing hard materials, such as ceramics, metals, and composites thereof, and methods for making same. The tool includes a plurality of pores positioned in an abrasive regi...  
WO/2007/021402A2
Colloidal silica having an increased particle size and narrow particle size distribution is disclosed. A method for continuously producing the desired colloidal composition is disclosed comprising the steps of providing preformed silica ...  
WO/2007/017745A1
Polycrystalline diamond abrasive elements made by incorporating low levels of at least one metal boride, the metal being selected from magnesium, calcium, aluminium, strontium, yttrium, zirconium, hafnium and chromium, and the rare earth...  
WO/2007/019114A3
A porous abrasive article that allows air and dust particles to pass through. The abrasive article has a screen abrasive and an apertured attachment interface with hooks. The screen abrasive has an abrasive layer comprising a plurality o...  
WO/2007/018074A1
Disclosed is a resinoid grinding wheel comprising an epoxy resin as an binder, which is free from the occurrence of chipping or microcracking particularly in the grinding of a hard and brittle material. Also disclosed is a method for pro...  
WO/2007/019114A2
A porous abrasive article that allows air and dust particles to pass through. The abrasive article has a screen abrasive and an apertured attachment interface with hooks. The screen abrasive has an abrasive layer comprising a plurality o...  
WO/2007/015821A1
Composite particle having an abrasive grit with a ceramic material thereon. Composite particles can be incorporated, for example, into a variety of abrasive articles.  
WO/2007/013947A1
Certain non-limiting embodiments of the present disclosure comprise a family of composite materials targeting specific applications through a materials design approach involving; 1 ) a hard particulate; 2) a carrier or binder phase; and ...  
WO/2007/005452A1
An abrasive product includes a plurality of abrasive particles and a resin cured with a polythiol group. A method of preparing the abrasive product includes contacting the plurality of abrasive particles with a curable composition that i...  
WO/2007/002711A2
A curable composition comprises epoxy resin preparable by reaction of epichlorohydrin with at least one of bisphenol A or bisphenol F, polyfunctional urethane (meth)acrylate, dicyandiamide and photoinitiator. The curable composition is u...  
WO/2007/001699A1
The invention is directed to a chemical-mechanical polishing pad substrate comprising a microporous closed-cell foam characterized by a narrow pore size distribution in the range of 0.01 microns to 10 microns. The polishing pad is produc...  
WO/2007/000831A1
A diamond rotary dresser for gears, comprising base metals (105, 205), diamond layers (123, 223) formed in tapered shapes at their tip parts and fixed with diamond particles (102, 202) and nickel plated layers (103, 203), and joining lay...  
WO/2007/001485A3
A method of manufacturing a colloidal silica dispersion, by dissolving a fumed silica in an aqueous solvent having an alkali metal hydroxide to produce an alkaline silicate solution; removing the alkali metal via ion exchange to produce ...  
WO/2007/002711A3
A curable composition comprises epoxy resin preparable by reaction of epichlorohydrin with at least one of bisphenol A or bisphenol F, polyfunctional urethane (meth)acrylate, dicyandiamide and photoinitiator. The curable composition is u...  
WO/2006/134805A1
Disclosed is a polishing fiber containing diamond particles and a hydrophilic resin wherein the diamond particles have a hydrophilic group in their surfaces. The diamond particles are partially embedded in the hydrophilic resin, and 50% ...  
WO/2006/127728A1
A coated abrasive article having a reinforced vulcanized fiber backing with an abrasive layer affixed thereto and methods of making and using the same. The reinforced vulcanized fiber backing contains a reinforcing material that comprise...  
WO/2006/126455A1
A polishing apparatus exhibiting extremely excellent practicality in which good polishing can be ensured even if a pattern or a tin film composed of a soft material or a material of low hardness is formed on the surface of a substrate. T...  
WO2006073795A3
In one embodiment is provided a method of making an abrasive backing having a smooth surface comprising the steps of providing a paper having a first paper surface and a second paper surface; applying a first synthetic polymeric layer co...  
WO/2006/124792A2
A cutting device (10) comprises a base (12) having a working side (14) that is oriented to face a workpiece (19) from which material is to be removed. A plurality of individual cutting elements (16) are arranged on the working side of th...  
WO/2006/123353A1
The present invention provides a carbide punch having complex facets resembling a real diamond, a process allows the worker to make a punch holding it in a clamp (4) and polishing the said punch in a way similar to a real diamond. The cl...  
WO/2006/121080A1
It is intended to provide a dental abrading agent showing an excellent abrading performance by which a composite resin for dental use, a ceramic material, a dental restorative material and teeth can be economically and conveniently abrad...  
WO/2006/115924A1
The invention is directed to a multi-layer polishing pad (10) for chemical- mechanical polishing comprising a porous polishing layer (12) and a porous bottom layer (14) , wherein the bottom layer (14) is substantially coextensive with th...  
WO/2006/116297A2
A composition including an abrasive, a suspension agent, a surfactant, and a lubricant, is provided for removing scratches, hazing, discoloration, and other defects from plastic surfaces. The composition is applied to a plastic surface a...  
WO/2006/116297A3
A composition including an abrasive, a suspension agent, a surfactant, and a lubricant, is provided for removing scratches, hazing, discoloration, and other defects from plastic surfaces. The composition is applied to a plastic surface a...  
WO2006045012A3
The invention provides a method of preparing hydrophobic silica particles comprising (a) providing an aqueous colloidal silica dispersion comprising about 5-70 wt.% of silica particles having an average overall particle size of about 10-...  
WO/2006/110224A2
The present invention provides a slurry composition and method for polishing organic polymer-based ophthalmic substrates. The slurry composition according to the invention includes an aqueous dispersion of abrasive particles and a pyrrol...  
WO/2006/108312A2
The grinding tool comprises a support and a grinding body (3, 10) with abrasive grits (4, 11) held together by a binder (5, 12). The abrasive grits (4, 11) are essentially up to 100 % natural and/or synthetic diamond grits and the binder...  
WO/2006/108312A3
The grinding tool comprises a support and a grinding body (3, 10) with abrasive grits (4, 11) held together by a binder (5, 12). The abrasive grits (4, 11) are essentially up to 100 % natural and/or synthetic diamond grits and the binder...  
WO/2006/110517A1
An abrasive article has a layer including an epoxy constituent, a cationic photoinitiator within the epoxy constituent, and a latent colorant configured to change color in response to activation of the cationic photoinitiator.  
WO/2006/105944A1
The invention relates to a grinding and/or polishing tool, to the use of a grinding and/or polishing tool, and to a method for machining ceramic material, particularly for machining zirconium oxide. In order to simplify the machining of ...  
WO/2006/100043A3
The invention relates to an abrasive means with abrasive-active fillers. The abrasive means is comprised, in general, of a support, abrasive grit and of a binder system. In order to improve the abrasive action and the serviceable life of...  
WO/2006/100043A2
The invention relates to an abrasive means with abrasive-active fillers. The abrasive means is comprised, in general, of a support, abrasive grit and of a binder system. In order to improve the abrasive action and the serviceable life of...  
WO2006073924A3
CMP pad dressers and their methods of manufacture are disclosed. One aspect of the present invention provides a CMP pad dresser (20) having improved superabrasive grit retention in a resin layer. The CMP pad includes a resin layer (14), ...  
WO2006007554A3
The present invention incorporates at least one thermoplastic or elastomeric polymer in abrasive flow machining media either as the sole or as one of the polymeric constituents. The presence of thermoplastic polymer imparts a greater ela...  
WO/2006/099194A2
A double-sided PCBN and/or PCD compact can be produced using high pressure high temperature processes allowing for increased effective thickness of abrasive tools, decreased delamination, and increased useful service life. A poly crystal...  
WO/2006/099194A3
A double-sided PCBN and/or PCD compact can be produced using high pressure high temperature processes allowing for increased effective thickness of abrasive tools, decreased delamination, and increased useful service life. A poly crystal...  
WO/2006/090527A1
A vitrified bond grinding wheel comprising superabrasive grains (11) of CBN, diamond, etc. bonded to each other by vitrified bond (12), wherein pores (16) of the vitrified bond grinding wheel are impregnated with thermosetting resin (17)...  
WO/2006/087247A1
Disclosed is an abrasive wheel preferably of a grinding tool. Said abrasive wheels are formed from abrasive grains which are interconnected so as to create a material bond while being provided with an at least approximately spherical out...  
WO/2006/083688A1
The disclosure is directed to a radiation curable composition including abrasive grains and a binder composition. The binder composition includes about 10 wt% to about 90 wt% cationically polymerizable compound, not greater than about 40...  

Matches 951 - 1,000 out of 12,438