Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 689

Document Document Title
WO/2012/061033
A method of making shaped ceramic abrasive particles includes cutting a layer of ceramic precursor material using a laser beam and forming shaped ceramic precursor particles. Further thermal processing provides shaped ceramic abrasive pa...  
WO/2012/054283
A functional particle transfer liner is provided that includes a release liner that has a release coating and a layer of functional particles disposed upon the release coating. The functional particles are free of abrasive particles and ...  
WO/2012/046261
A process for obtaining a micro-pierced abrasive disc comprising the steps of: - providing a strip (1) of a composite material (2) comprising at least one layer of abrasive material (3) and one layer of loop (4) mutually coupled; - punch...  
WO/2012/048120
An abrasive article includes a support, a first polymeric binder, a second polymeric binder, and abrasive particles. The support includes a plurality of nonwoven layers. A method of forming an abrasive article includes providing a suppor...  
WO/2012/040374
Superabrasive tools and methods for making and using the same are provided. In one aspect, for example, a CMP pad dresser includes a first monolayer of superabrasive particles disposed on and coupled to one side of a metal support layer ...  
WO/2012/037386
An abrasive brush includes a securing element and a plurality of abrasive filaments secured to the securing element to form a brush. Each abrasive filament includes a matrix of thermoplastic polymer and a plurality of alumina abrasive pa...  
WO/2012/031229
An abrasive article includes a body having abrasive grains contained within a bond material comprising a metal or metal alloy, wherein the body comprises a ratio of VAG/VBM of at least about 1.3, wherein VAG is the volume percent of abra...  
WO/2012/024884
A diamond grinding wheel with self-propagating and pressureless sintered metal bonding agents and the method for making the same are disclosed. The diamond grinding wheel comprises a working layer and a non-working layer, wherein the wor...  
WO/2012/027263
A cutting table includes a cutting surface, an opposing surface, a cutting table outer wall, and one or more slots. The cutting table outer wall extends from the circumference of the opposing surface to the circumference of the cutting s...  
WO/2012/024277
An abrasive article including a bonded abrasive having a body formed of abrasive grains contained within a bond material, wherein the body grinds a superabrasive workpiece having an average Vickers hardness of at least about 5 GPa at an ...  
WO/2012/024277
An abrasive article including a bonded abrasive having a body formed of abrasive grains contained within a bond material, wherein the body grinds a superabrasive workpiece having an average Vickers hardness of at least about 5 GPa at an ...  
WO/2012/016120
Flexible abrasive articles and related methods are presented.  
WO/2012/016120
Flexible abrasive articles and related methods are presented.  
WO/2012/010605
The invention relates to a method for producing a flap wheel (4) having a plate-shaped carrier, wherein a plurality of grinding flaps (7) overlapping in a shingle-like manner are glued to an annular carrier section (3, 5) that is centere...  
WO/2012/006017
A nonwoven abrasive wheel comprising one or more layers of a nonwoven fiber web, a plurality of super abrasive particles having a Vickers hardness greater than 40 GPa, a polyurethane binder adhering the plurality of super abrasive partic...  
WO/2012/006017
A nonwoven abrasive wheel comprising one or more layers of a nonwoven fiber web, a plurality of super abrasive particles having a Vickers hardness greater than 40 GPa, a polyurethane binder adhering the plurality of super abrasive partic...  
WO/2012/003116
Provided are abrasive articles in which the make layer, abrasive particle layer, and size layer are coated onto a backing according to a pre-determined coating pattern. All three components are generally in registration with each other, ...  
WO/2012/000647
The invention relates to a dimensionally stable and rotationally symmetrical tool support (7, 15, 23) which is reinforced with natural fibers, which can be connected to a rotary drive, and which has at least one tool bearing surface (9, ...  
WO/2012/000986
The invention relates to a cutting tool, in particular cutting wheels, and a method for producing the same. For the purposes of smoothing the surfaces (6a, 6b) and of sharpening the cutting edge (4), use is made of a method in which at l...  
WO/2011/150326
An abrasive article includes a backing including first and second major surfaces, an abrasive layer disposed over the first major surface, and a back coat layer disposed over the second major surface. The back coat layer includes a polym...  
WO/2011/149625
Disclosed is a method of applying particles to a coated backing. A first layer of particles is created over a second layer of particles on a support surface and the first layer of particles is different in at least one property from the ...  
WO/2011/149625
Disclosed is a method of applying particles to a coated backing. A first layer of particles is created over a second layer of particles on a support surface and the first layer of particles is different in at least one property from the ...  
WO/2011/150326
An abrasive article includes a backing including first and second major surfaces, an abrasive layer disposed over the first major surface, and a back coat layer disposed over the second major surface. The back coat layer includes a polym...  
WO/2011/146697
The present disclosure provides a silicon carbide (SiC) bonded diamond compact having less than about 2 weight % unreacted Si and less than about 1 weight % graphite, as well as processes for making the same.  
WO/2011/139562
Ceramic shaped abrasive particles have four major sides joined by six common edges. Each one of the four major sides contacts three other of the four major sides. The six common edges have substantially the same length. Methods of making...  
WO/2011/139562
Ceramic shaped abrasive particles have four major sides joined by six common edges. Each one of the four major sides contacts three other of the four major sides. The six common edges have substantially the same length. Methods of making...  
WO/2011/116827
A segmented cutting disc, in particular a diamond cutting disc, having a disc body 1 and having cutting segments 2 distributed over the circumference of the disc body 1, wherein the disc body 1 defines a central cutting plane 4, and wher...  
WO/2011/117244
Aggregate abrasive grains (10) for use in the production of abrading or cutting tools are formed. Each aggregate abrasive grain comprises an abrasive core particle and a plurality of abrasive peripheral particles disposed around the core...  
WO/2011/110947
The abrasive mixture for filling a mold cavity of a mold table is let to free fall off a distributing drawer travelling at a certain height above the mold table, being expelled through a transversal slot, practically at a constant rate a...  
WO/2011/101200
The invention relates to a method for producing a rotating disc for machining material surfaces, said disc comprising a disc-shaped main body (10), which has a central receptacle (14) for direct or indirect connection to a drive shaft, a...  
WO/2011/090686
A cloth backing for an abrasive article is treated by combining a phenolic resin, a latex and a colloidal silicon oxide composition to prepare a colloidal formulation, which is then applied to the cloth backing and cured. Coated abrasive...  
WO/2011/090681
A coated abrasive article includes a backing having a surface, a plurality of abrasive regions overlying the surface in each of the first and second portions, and at least one macro-channel. The surface of the backing has a shape defined...  
WO/2011/090681
A coated abrasive article includes a backing having a surface, a plurality of abrasive regions overlying the surface in each of the first and second portions, and at least one macro-channel. The surface of the backing has a shape defined...  
WO/2011/090686
A cloth backing for an abrasive article is treated by combining a phenolic resin, a latex and a colloidal silicon oxide composition to prepare a colloidal formulation, which is then applied to the cloth backing and cured. Coated abrasive...  
WO/2011/087649
Shaped ceramic articles can be obtained by screen printing the desired shapes from a dispersion of a precursor of the ceramic onto a receiving surface using a transfer assisted technique that applies a differential pressure, at least par...  
WO/2011/087649
Shaped ceramic articles can be obtained by screen printing the desired shapes from a dispersion of a precursor of the ceramic onto a receiving surface using a transfer assisted technique that applies a differential pressure, at least par...  
WO/2011/082156
Polishing pads including organic particulates in a continuous polymer phase, and methods of making and using such pads in a polishing process. In one exemplary embodiment, the polishing pads include a multiplicity of polishing elements i...  
WO/2011/082155
Polishing pads containing a phase-separated polymer blend, and methods of making and using such pads in a polishing process. In one exemplary embodiment, the polishing pads include a multiplicity of polishing elements integrally formed i...  
WO/2011/082155
Polishing pads containing a phase-separated polymer blend, and methods of making and using such pads in a polishing process. In one exemplary embodiment, the polishing pads include a multiplicity of polishing elements integrally formed i...  
WO/2011/082377
An abrasive article includes a base, an abrasive member comprising three distinct phases bonded to each other including abrasive particles, a metal matrix, and an infiltrant. The abrasive article further includes a backing region between...  
WO/2011/082377
An abrasive article includes a base, an abrasive member comprising three distinct phases bonded to each other including abrasive particles, a metal matrix, and an infiltrant. The abrasive article further includes a backing region between...  
WO/2011/082156
Polishing pads including organic particulates in a continuous polymer phase, and methods of making and using such pads in a polishing process. In one exemplary embodiment, the polishing pads include a multiplicity of polishing elements i...  
WO/2011/079059
The invention relates to a method of making a grinding disk, comprising the steps of: providing a cap; providing an abrasive part; placing the cap on the abrasive part to form an assembly; holding the assembly and injecting a molding mat...  
WO/2011/079059
The invention relates to a method of making a grinding disk, comprising the steps of: providing a cap; providing an abrasive part; placing the cap on the abrasive part to form an assembly; holding the assembly and injecting a molding mat...  
WO/2011/072298
An abrasive article for use with a grinding wheel including an abrasive body having abrasive grains contained within a matrix of bond material, the abrasive body having a plurality of arm portions defining a twisted path having a plurali...  
WO/2011/072298
An abrasive article for use with a grinding wheel including an abrasive body having abrasive grains contained within a matrix of bond material, the abrasive body having a plurality of arm portions defining a twisted path having a plurali...  
WO/2011/069005
An abrasive article includes an abrasive body having abrasive grains within a bond material, the abrasive body further including a spinel material disposed at an interface between the abrasive grains and the bond matrix.  
WO/2011/069006
An abrasive article including an abrasive body having abrasive grains made of microcrystalline alumina contained within a bond material, wherein the bond material comprises a total content of alumina of at least about 15 mol%.  
WO/2011/068724
A method of making a coated abrasive article includes the steps of: applying a make coat to a first major surface of a backing; applying shaped abrasive particles to the make coat to form a first abrasive layer consisting essentially of ...  
WO/2011/069005
An abrasive article includes an abrasive body having abrasive grains within a bond material, the abrasive body further including a spinel material disposed at an interface between the abrasive grains and the bond matrix.  

Matches 1 - 50 out of 689