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WO/2009/039381A1 |
A resorcinol-modified phenolic resin composition is formed by reacting a basic catalyst, formaldehyde, water and a benzene-ol to form an intermediate composition to which resorcinol is subsequently added to reduce the presence of free fo...
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WO/2009/034392A1 |
A vibratory finishing medium element having at least a portion comprising a devitrified material.
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WO/2009/026776A1 |
A method for arranging abrasive particles (1) on a grind tool (10) orderly comprises the steps of: forming a substrate layer (11, 12, 13, 14) and a adsorbent template (20), designing a single layer template (20) based on the tactic requi...
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WO/2009/026419A1 |
A study of several key conditioner design parameters has been conducted. The purpose was to improve conditioner performance by considering factors such as wafer defects, pad life, and conditioner life. For this study, several key conditi...
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WO/2009/021963A1 |
The invention relates to a method for the production of an abrasive foam on the basis of a melamine-formaldehyde-condensation product comprising inorganic nanoparticles, with the following steps: (1) Producing a solution or dispersion co...
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WO/2009/020872A1 |
An abrasive article includes a backing having a major surface, an adhesion promoting layer overlying the major surface of the backing, and a make layer directly contacting the adhesion promoting layer. The adhesion promoting layer has a ...
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WO/2009/020870A1 |
An abrasive article includes a backing having first and second major surfaces, an abrasive layer overlying the first major surface, and a polymeric layer overlying the second major surface. The polymeric layer includes an elastomeric mat...
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WO/2009/011973A1 |
A structured abrasive article comprises a backing with a topographically structured abrasive layer secured thereto. The topographically structured abrasive layer comprises precisely-shaped abrasive composites. A solid overlayer comprisin...
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WO/2009/004250A2 |
The invention relates to a glass fibre structure coated with a resin composition for reinforcing agglomerated abrasive objects, the resin composition being characterised in that it comprises the indicated amounts of the following constit...
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WO/2008/156078A1 |
An internal gear diamond dresser which can perform highly efficient high precision truing and dressing of a whetstone for grinding a tempered internal gear with high precision, is provided. An internal gear diamond dresser (1) having a t...
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WO/2008/145482A1 |
A dispersion comprising particles of cerium oxide and colloidal silicon dioxide and in each case one or more aminocarboxylic acids and/or salts thereof, where the zeta potential of the silicon dioxide particles is negative and that of th...
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WO/2008/145480A1 |
A dispersion comprising particles of cerium oxide and sheet silicate and one or more aminocarboxylic acids and/or salts thereof, where the zeta potential of sheet silicate particles is negative and that of the cerium oxide particles is p...
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WO/2008/143464A1 |
There is provided an abrasive material supplying apparatus for manufacturing segments of a cutting/polishing tool for stably supplying an abrasive material in a predetermined pattern to enhance a cutting efficiency of the segments of a c...
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WO2008013377A9 |
There is provided a chemical mechanical polishing (CMP) pad including a core of a polymer shell encapsulating a liquid organic material having one of a boiling point and a decomposition point of 130 0C or more in a polymer matrix, the CM...
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WO/2008/140929A1 |
An abrasive filament including a matrix of thermoplastic polymer; and a plurality of abrasive particles such as eutectic alumina zirconia particles interspersed throughout at least a portion of the matrix. Abrasive brushes including such...
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WO2008092093B1 |
In an embodiment, an abrasive compact includes ultra-hard particles which are sintered, bonded, or otherwise consolidated into a solid body. The compact also includes various physical characteristics having a continuous gradient, a multi...
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WO/2008/130779A1 |
To improve the endurance of the antiloading effect of an antiloading composition for an abrasive article. The antiloading composition for an abrasive article, comprising a metal salt of a fatty acid and a binding resin, wherein a coating...
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WO/2008/119298A1 |
A brazing-sintering diamond tool segment is composed of binding agent (1,11,12,13,14) and mixture of diamond mill grain and solder. The mixture of diamond mill grain and solder is formed into at least one vertical diamond mill grain stic...
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WO/2008/117883A1 |
Disclosed is a synthetic grindstone used for polishing of a silicon wafer, which is composed of a structure comprising cerium oxide fine particles as abrasive grains, a resin as a binder, a salt as a filler and a nanodiamond as an additi...
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WO/2008/112914A2 |
A bonded abrasive article is provided which includes abrasive grains made of cubic boron nitride within a bond matrix including a silicate. The bonded abrasive further includes a reaction product at the interface between the abrasive gra...
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WO/2008/112357A1 |
An abrasive composition including vitreous binding material; abrasive material; and a dimensional stabilizing additive (DSA), present in an amount that is from about 1 to about 40 volume percent of the abrasive composition, wherein the d...
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WO/2008/112899A2 |
A bonded abrasive article is provided that includes abrasive grains within a bond matrix, the abrasive grains including cubic boron nitride (cBN) and the bond matrix including a polycrystalline ceramic phase. The bonded abrasive may have...
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WO/2008/109211A1 |
Abrasive articles, and methods of making abrasive articles that include a supersize coating or component, such as one configured to inhibit the collection of dust and/or swarf on the abrasive coating. The supersize component can be appli...
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WO/2008/105639A1 |
An abrasive disk, which comprises (a) a dampproof paper; (b) a textile layer comprising at least one macro carbon fiber layer and at least one micro carbon fiber layer, said carbon fiber layers being impregnated with a thermosetting resi...
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WO/2008/097284A2 |
Methods of manufacturing a superabrasive element and/or compact are disclosed. In one embodiment, a superabrasive volume including a tungsten carbide layer may be formed. Polycrystalline diamond elements and/or compacts are disclosed. Ro...
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WO/2008/090136A2 |
The invention relates to flexible, flat substrates having an abrasive surface, characterised in that they can be obtained by applying an aqueous solution or dispersion of at least one pre-condensate of a thermocurable resin on the upper ...
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WO/2008/087797A1 |
Disclosed is a polishing pad having excellent durability and good adhesion between a polishing layer and a base layer. Specifically disclosed as a first embodiment of the invention is a polishing pad having a polishing layer formed on a ...
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WO/2008/079205A1 |
Embodiments of the present invention relate to diamond-silicon carbide composites, superabrasive compacts including such diamond-silicon carbide composites, and methods of fabricating such diamond-silicon carbide composites and superabra...
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WO/2008/079932A2 |
An abrasive article includes a backing having first and second major surfaces, an abrasive layer overlying the first major surface, and a backsize layer overlying the second major surface. The backsize layer is formed from a formulation ...
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WO/2008/079934A2 |
An abrasive article includes a binder and abrasive grains. The binder is formed from a formulation including a polymer component, a curing agent, and an acid bonding agent.
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WO/2008/079680A1 |
A high temperature bonded abrasive includes alumina abrasive grits, and a vitreous bond matrix in which the alumina abrasive grits are distributed, the vitreous bond matrix having a cure temperature not less than 1000°C. The alumina abr...
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WO/2008/075512A1 |
This invention provides a grind stone comprising a disk-like base metal having an outer peripheral surface, a grinding layer, and a lubricating layer covering the grinding layer. The grinding layer comprises a plating layer fixed to the ...
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WO2008036132A9 |
A method of producing a complex shape in a workpiece includes the steps of: i) grinding a workpiece at a maximum specific cutting energy of about 10 Hp/in3-min with at least one bonded abrasive tool, thereby forming a slot in the workpie...
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WO/2008/069634A1 |
The method of the subject invention, which comprises (a) forming a plurality of abrasive structures having a three-dimensional shape on a backing by using a first abrasive slurry and drying the abrasive structures, and (b) spray-coating ...
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WO/2008/062369A2 |
This invention relates to a method of making a diamond containing material comprising diamond particles and a second phase containing an intermetallic compound comprising the steps of providing a reaction mass of reactants capable, on re...
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WO/2008/063568A1 |
In one embodiment of the present invention, a method of fabricating a superabrasive article is disclosed. A mass of unsintered diamond particles may be infiltrated with metal-solvent catalyst from a metal-solvent- catalyst-containing mat...
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WO/2008/062846A1 |
The invention provides a dressing stone not necessitating any coating layer. A dressing stone holding plural abrasive grains on the surface, wherein the abrasive grains are held by a glass-ceramic composite (1) consisting substantially o...
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WO/2008/059931A1 |
A process for producing a glass substrate, comprising the glass block forming step of superimposing multiple thin glass sheets of given thickness one upon another and carrying out fixation unification thereof to thereby obtain a glass bl...
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WO/2008/058240A2 |
A modified sol-gel method to create metal-rich siliceous material, such as colloidal silica or aluminosilicate particles is disclosed. Initially, the metal salt of choice is added to a silicic acid solution or a silicic acid solution con...
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WO/2008/056539A1 |
A grindwheel having sloping grooves provided on its grinding face without detriment to the strength of retention of superabrasives on the grinding face is easily fabricated at low cost. There is provided a process for fabricating a grind...
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WO/2008/049934A1 |
The method comprises: a first step (1) in which a first layer of metal powder, also termed a binder, is placed on a support, and which is characterized in that it comprises at least the following steps: a second step (2) in which, via a ...
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WO/2008/047728A1 |
A laminate capable of abrading and grinding the surface of a high-hardness material such as diamond, sapphire or hard carbon film speedy and easily with high flatness and precision is provided by utilizing a carbon film having high close...
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WO/2008/044408A1 |
[PROBLEMS] To provide a grindstone that even in the event of chamfer machining of an edge portion of plate glass, ensures prevention of any defect or breakage thereof without productivity decrease, and provide a method of machining an en...
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WO/2008/038583A1 |
[PROBLEMS] To provide a CMP conditioner having excellent corrosion resistance around abrasive grains. [MEANS FOR SOLVING PROBLEMS] A grindstone base having, formed on one side, an abrasive grain layer comprising a metallic bonding phase ...
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WO/2008/035934A1 |
A coated abrasive disk comprising (1) a non-woven fabric, (2) at least one glass fiber layer after impregnation-treated with resin, and (3) a coated abrasive layer, which are sequentially stacked and tightly fused together, has improved ...
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WO/2008/036892A1 |
Tools for conditioning chemical mechanical planarization (CMP) pads comprise a substrate with abrasive particles coupled to at least one surface. The tools can have various particles and bond configurations. For instance, abrasive partic...
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WO/2008/034056A1 |
A composition that can be used for abrasive processing is disclosed. The composition includes an organic bond material, an abrasive material dispersed in the organic bond material, and a plurality of microfibers uniformly dispersed in th...
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WO/2008/025836A1 |
A granule for use in the production of abrading or cutting tools comprises a single abrasive grain surrounded with a sinterable particulate mass, which comprises particles of sinterable material (e.g. fused tungsten carbide powder), bind...
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WO/2008/025838A1 |
An intermediate product for use in the production of abrading or cutting tools has the form of a soft, easily deformable paste comprising powdery sinterable matrix material, binding agent and solvent for the binding agent, the paste havi...
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WO/2008/027714A1 |
Provided is an abrasive article comprising (a) a metallic foil having a first and second surfaces and voids therebetween, (b) a plurality of abrasive particles substantially in the voids, and (c) an alloy at least partially between the a...
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