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WO/2022/022906A1 |
The invention relates to a method for producing an abrasive article (10) having structured abrasive regions (22). According to the invention, the method comprises the method steps of providing an abrasive article underlay (14), coating t...
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WO/2021/259652A1 |
The invention relates to a method for producing a green body for a machining segment (51) from a pulverulent or granular first matrix material (56) and first hard material particles (57), a lower face (61) of the machining segment being ...
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WO/2021/259653A1 |
The invention relates to a method for producing a green body for a machining segment (51) from a pulverulent or granular first matrix material (56) and first hard material particles (57), the machining segment being connected with a bott...
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WO/2021/259655A1 |
The invention relates to a method for producing a machining segment (51) for a machining tool from a pulverulent or granular first matrix material (56), first hard material particles (57), arranged according to a defined first particle p...
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WO/2021/252540A1 |
A polishing pad for a semiconductor fabrication operation includes a polishing region and a window region, wherein both regions are made of an interpenetrating polymer network formed from a free-radically polymerized material and a catio...
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WO/2021/234494A1 |
A porous coated abrasive article comprises a porous backing having opposed first and second major surfaces, and a porous abrasive layer disposed on the first major surface. The porous backing comprises a porous oriented thermoplastic fil...
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WO/2021/217046A1 |
An abrasive article including a body having abrasive particles contained in a bond material and an antiviral layer or a barrier layer overlying at least a portion of the body. The barrier layer can include an antiviral thin film.
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WO/2021/214605A1 |
A mold for making abrasive particles is presented. The mold includes a surface and a plurality of cavities extending downward from the surface. Each cavity includes a particle shape portion comprising a polygonal shape and a fracture por...
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WO/2021/206738A1 |
A sanding tool system including a sanding plate with a metal composition having a first layer composed of a corrosive inhibitor and a second layer composed of an abrasive material. The sanding plate also has one or more evacuation ports ...
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WO/2021/186350A1 |
A dual sided abrasive article is presented that includes a first side with a first abrading face and a second side, with a second abrading face. The second side is opposite the first side and separated by a thickness. The article also in...
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WO/2021/186326A1 |
The disclosure relates to an abrasive article that includes a fabric substrate comprising strands forming first void spaces between the strands. The fabric substrate comprising an abrasive side and an attachment side. The abrasive articl...
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WO/2021/180328A1 |
A method for manufacturing an abrasive article (10), including: -providing a sheet including a support layer (12) and members (20) of a quick release system, QRS (18, 19) -applying a metal coating (36) onto the support layer and the QRS ...
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WO/2021/169417A1 |
A brazed diamond abrasive tool suitable for casting trim polishing, comprising a polishing disc outer end (1), a polishing disc inclined surface (2), a polishing disc plane top end (3), a polishing disc (4), a positioning hole (5), and d...
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WO/2021/169415A1 |
A brazed diamond grinding tool suitable for casting flash grinding, comprising a grinding disc outer end (1), a grinding disc slope (2), a grinding disc plane top end (3), a grinding disc (4), a positioning hole (5) formed in the grindin...
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WO/2021/171141A1 |
A system for forming an abrasive article is presented. The system includes a workspace and an abrasive material dispenser that deposits a layer of abrasive material onto the workspace. The system also includes a leveler that levels a sur...
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WO/2021/169416A1 |
The present invention relates to the technical field of abrasive and grinding tools, and specifically disclosed thereby are a semi-automatic distributing device for brazing an ultra-hard abrasive saw blade and a working method therefor, ...
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WO/2021/161129A1 |
A coated abrasive article comprises a backing having first and second opposed major surfaces, a make layer disposed on at least a portion of the first major surface and bonding abrasive particles to the backing, a size layer overlaid on ...
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WO/2021/161332A1 |
A system and method for developing uni-layered brazed grinding wheels by placing cBN/Diamond abrasive grits in a pre-defined array using pick-drop-place (PDP) technique, as discussed in greater detail herein. The system and method provid...
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WO/2021/157781A1 |
The present invention provides a method for manufacturing a polishing pad, the method comprising: a step for manufacturing a non-woven pad; a polyurethane impregnation step for impregnating the non-woven pad with polyurethane; and a surf...
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WO/2021/152444A1 |
An abrasive article is presented that includes a first set of shaped abrasive particles with a majority of the first set of shaped abrasive particles are oriented with respect to a backing in a first orientation. The abrasive article als...
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WO/2021/136830A1 |
A polycrystalline diamond construction has a body of polycrystalline diamond (PCD) material; and a cemented carbide substrate bonded to the body of polycrystalline material along an interface. The cemented carbide substrate includes tung...
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WO/2021/136831A1 |
A polycrystalline diamond construction has a body of polycrystalline diamond (PCD) material; and a cemented carbide substrate bonded to the body of polycrystalline material along an interface. The cemented carbide substrate has tungsten ...
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WO/2021/116859A1 |
The present disclosure provides a polymer bond abrasive article formed of a continuous photocured polymer matrix having abrasive particles retained therein. The photocured polymer matrix includes at least one of an optical brightener or ...
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WO/2021/116883A1 |
A coated abrasive article is presented. The coated abrasive article includes a backing having first and second opposed major surfaces. The coated abrasive article also includes a make layer bonded to the first major surface. The coated a...
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WO/2021/116882A1 |
An abrasive article is disclosed. The abrasive article has a backing substrate. The abrasive article also has a laminate joined to the backing substrate. The laminate comprises a hot melt polymer. The abrasive article also has a cured re...
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WO/2021/119319A1 |
In one embodiment, an abrasive body can comprise a first surface having a first developed interfacial area ratio (Sdr1) and a second surface having a second developed interfacial area ratio (Sdr2), and wherein the Sdr1 is at least 35% di...
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WO/2021/112967A1 |
An abrasive article includes a body having a non-abrasive portion (NAP) essentially free of abrasive particles and an abrasive portion having abrasive particles dispersed within and contained in a bond material.
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WO/2021/111327A1 |
A method of making a mesh abrasive product comprises sequentially: 1) providing a production tool having a mold surface defining a plurality of shaped cavities and filling at least some of the shaped cavities with an abrasive composite p...
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WO/2021/099962A1 |
The present disclosure provides an abrasive article. The abrasive article includes a spunbond web. The spunbond web includes a first major surface and an opposite second major surface and a fiber component. The article further includes a...
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WO/2021/101932A1 |
Novel biocompatible Fenton-catalytic nano-particulate composites preferably based on nanoparticle (NP)-based catalysts, one or more reducing agents, and one or more peroxide compounds are formulated to take advantage of their ability to ...
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WO/2021/076986A1 |
An abrasive particle can include a body including abrasive particles contained in a bond matrix. The bond matrix can include a first phase and a second phase. In an embodiment, the body can have a Microstructure Feature of greater than 1...
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WO/2021/074756A1 |
A method of making a coated abrasive article includes: depositing precisely-shaped abrasive platelets into precisely-shaped cavities in a production tool; depositing diluent abrasive particles onto the production tool; contacting the pre...
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WO/2021/069723A1 |
The present invention relates to a method for producing a fibre composite component, comprising the following steps: a) providing a main part (1) that has been produced by additive manufacturing, b) applying a fibre-containing reinforcin...
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WO/2021/056681A1 |
A CA abrasive production line, comprising: a belt mold (IX) having a mold cavity (IX-1); a transmission device (I) for driving the belt mold (IX) to operate; a slurry coating mechanism (II) for coating a slurry on a surface of the belt m...
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WO/2021/058142A1 |
The invention relates to a dressing tool which has profiled elements (11.1, 11.2, 12.1, 12.2, 12.3, 12.4) which are arranged coaxially with one another and which are each provided with a profile form, which is tapered or the like in its ...
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WO/2021/050771A1 |
A system, formulation, and method for additive manufacturing of a polishing layer of a polishing pad. The formulation includes a urethane acrylate oligomer based on a difunctional polyol or difunctional polythiol. The techniques includes...
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WO/2021/038438A1 |
Metal bond abrasive dental bur, comprising a tool head, formed by a plurality of solid layers of a metallic binder material having abrasive particles retained therein, the solid layers being directly bonded to each other. The tool head c...
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WO/2021/036129A1 |
Disclosed are an integrally molded sand roller and a manufacturing method therefor. The method comprises the following steps: step S1, mixing an abrasive, a binder, and a filler at a preset ratio to obtain a slurry; step S2, pouring the ...
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WO/2021/036202A1 |
Disclosed are a slurry scraping mechanism and a coating and scraping device for use in an SG abrasive production process, solving the problem that a scraping mechanism of an abrasive production device in the prior art is prone to scratch...
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WO/2021/031362A1 |
An integrated system for automatic forming, picking, and inspection of a grinding wheel mesh piece, and a method therefor. The system comprises a visual inspection system (1), a conveying system (2), a cutting system (3), and a picking s...
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WO/2021/033848A1 |
The present invention provides an apparatus, for preparing a wafer polishing pad, comprising: a polishing pad which has an upper pad having a plurality of lattice grooves and a lower pad attached to the bottom part of the upper pad; a fi...
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WO/2021/017323A1 |
The present invention relates to a method for preparing a diamond tool, characterized in: step 1, providing a base plate of a diamond tool; step 2, providing diamond particles; step 3, providing an alloy powder; step 4, providing a laser...
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WO/2021/018504A1 |
The present invention relates to a polishing instrument comprising an elongated shaft comprising a neck and a tip at the first end of said elongated shaft, said tip being formed of a polymer compound of thermoplastic and/or thermosetting...
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WO/2021/009600A1 |
A method of aligning abrasive particles on a substrate. The method comprises providing a substrate. The method also comprises providing abrasive particles. The method also comprises generating a modulated electrostatic field. The modulat...
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WO/2021/011260A1 |
A chemical-mechanical polishing pad comprising a thermosetting polyurethane polishing layer includes an isocyanate-terminated urethane prepolymer, a polyamine curative, and a cyclohexanedimethanol curative. The polyamine curative and the...
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WO/2021/009673A1 |
A bonded abrasive article is disclosed. The bonded abrasive article has abrasive particles retained within a binder in an active grinding layer. The bonded abrasive article also has an internal reservoir configured to receive a fluid. Th...
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WO/2020/264397A1 |
An abrasive article can include an abrasive component including a body. The body can include a bond matrix and abrasive particles contained in the bond matrix. In an embodiment, the body can include an interconnected phase extending thro...
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WO/2020/239414A1 |
The invention relates to a method for producing an abrasive article (100), in which method a granular substance is scattered onto an abrasive article substrate (14, 104) that is coated with a binder, wherein the granular substance is dea...
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WO/2020/227498A1 |
A chemical mechanical polishing (CMP) pad includes a polishing portion formed using a vat-based additive manufacturing process. The polishing portion includes a polymer material with a first elastic modulus. In some embodiments the polis...
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WO/2020/212788A1 |
Various embodiments disclosed relate to a partially shaped abrasive particle. The partially shaped abrasive particle includes a shaped portion, engineered to have a polygonal shape, and an irregular portion. The irregular portion is coup...
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