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WO/2015/101316A1 |
A polishing pad and preparation method thereof, the polishing pad comprising more than two grooves (5), a polyurethane base material (1), a polyurethane fiber substrate (2), a polyurethane-ethylene adhesive PSA-A layer (3) and PSA-B laye...
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WO/2015/079021A1 |
The invention relates to an abrasive support, to an abrasive article comprising such a support, to the method for producing the same, and to the use of the abrasive article. According to at least one embodiment, the abrasive support comp...
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WO/2015/071752A1 |
The present invention relates to an abrasive material in the form of a mesh, which is obtained by means of a method of impregnating an open mesh support with a binder, followed by the application of a suitable abrading material and subse...
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WO/2015/067377A1 |
The invention relates to a vulcanized fiber grinding tool (1) comprising two vulcanized fiber grinding disks (2, 3) which are adhered to each other over the entire surface by means of an adhesive layer (4) arranged between the vulcanized...
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WO/2015/070056A1 |
An abrading tool includes a base member having a support portion defining a first level, and a plurality of integral raised islands extending upwardly above the first level. The base member may be formed of metal or a non-conductive mate...
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WO/2015/036954A1 |
The present invention concerns a method for creating a grit pattern on a grindstone. During manufacture the surface of the grindstone is treated by a laser beam.
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WO/2015/018627A1 |
The invention relates to a dressing tool, comprising a main body (2), the working surface (6) of which is covered with hard-material grains (7) distributed on the main body (2). According to the invention, recesses (8) for accommodating ...
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WO/2015/017359A1 |
A cutting element comprises a supporting substrate, and a polycrystalline compact attached to an end of the supporting substrate. The polycrystalline compact comprises a region adjacent the end of the supporting substrate, and another re...
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WO/2014/210423A1 |
An abrasive article having at least one edge, and a dross ridge extending from at least a portion of the edge. The edge can define the periphery of the abrasive article or an aperture formed in a portion the abrasive article. The dross r...
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WO/2014/206739A1 |
The invention relates to a grinding element (10, 110, 210) with a main part (12, 112, 212) which comprises at least one base material (14, 114, 214). The main part (12, 112, 212) comprises at least one additional active material (16, 116...
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WO/2014/210568A1 |
A shaped abrasive particle having a major surface-to-side surface grinding orientation percent difference (MSGPD) of at least about 40%.
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WO/2014/206967A1 |
The invention proposes an abrasive means having an abrasive means base (12a-b) and a plurality of abrasive particles (14a-i) applied thereon, at least a large proportion of which form an abrasive edge unit (16a-b, 18a-b) with an abrasive...
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WO/2014/184456A1 |
The invention relates to an abrasive wire comprising a steel core and a coating comprising a binder and abrasive particles, said binder being formed by at least one iron alloy layer containing, by weight percent in relation to the weight...
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WO/2014/184457A1 |
The invention relates to an abrasive wire comprising a steel core and an outer coating comprising a binder and abrasive particles, said binder being formed by at least one nickel-cobalt alloy layer having a cobalt content of between 20 w...
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WO/2014/154386A1 |
The invention relates to a grinding wheel (1), preferably for grinding gears. By means of at least one plastic that is poured in, both a ring (2a) lining the bore (2) and the reinforcing layer (2b) are formed in the grinding wheel pores....
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WO/2014/135925A1 |
Process for producing abrasive tape reels, comprising the step of spreading (SI) a layer of a base adhesive resin on a flexible support (F), the step of distributing or scattering (D) abrasive granules thereon using one or more templates...
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WO/2014/138668A2 |
In an embodiment, a cutter assembly for use on a tunnel boring machine may include a cutter ring extending circumferentially about a central axis. The cutter ring may include a radially inner surface and a radially outer surface. The cut...
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WO/2014/105639A1 |
A segment for an abrasive article is disclosed. The segment can include a segment body that can have a first face that can extend along a length of the segment body on a first side of the segment body and a second face that can extend al...
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WO/2014/057497A1 |
A system and process for rapid and uniform curing of grinding wheels (2) to obtain grinding wheels (2) with better durability, at 180-220 °C deploying microwave energy at 800-5000 MHz in which closely fitting green wheel sample holders ...
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WO/2014/044090A1 |
A grinding material product with a concave-convex structure and a preparation method of the grinding material product. When being used for cleaning an LCD liquid crystal panel, the grinding material product with a concave-convex structur...
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WO/2014/033188A1 |
A method of making a construction comprising a diamond body joined to carrier body, the method including disposing chromium adjacent a surface of diamond material comprised in the diamond body, and joining the diamond body to the carrier...
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WO/2014/004982A1 |
An abrasive article including a substrate having an elongated body, a tacking layer overlying the substrate, a first type of abrasive particle overlying the tacking layer, a second type of abrasive particle different than the first type ...
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WO/2014/005037A1 |
An abrasive article includes a substrate, a tacking layer overlying the substrate, a first type of abrasive particle overlying the tacking layer, at least about 5% and not greater than about 99% of a total amount of the first type of abr...
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WO/2014/004991A1 |
An abrasive article including a substrate having an elongated body, a tacking layer overlying the substrate, and a first type of abrasive particle overlying the tacking layer and defining a first abrasive particle concentration at least ...
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WO/2014/005120A1 |
A shaped abrasive particle including a body having a length (l), a width (w), and a height (hi), wherein the height is at least about 28% of the width, and a percent flashing (f) of at least about 10% and not greater than about 45% for a...
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WO/2013/186146A1 |
A method of making a tool element comprising a plurality of abrasive grains dispersed in a matrix material, each abrasive grain having an aspect ratio substantially greater than 1, in which the abrasive grains are non-randomly oriented w...
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WO/2013/188688A2 |
A thermally stable polycrystallme diamond cutter and method for fabricating the same. The cutter includes a substrate and a cutting table bonded thereto. The cutting table includes a cutting surface, a first beveled edge, a second bevele...
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WO/2013/184465A1 |
Polishing pads with a polishing surface layer having an aperture or opening above a transparent foundation layer are described. In an example, a polishing pad for polishing a substrate includes a foundation layer having a global top surf...
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WO/2013/142988A1 |
An abrasive article comprising a plurality of abrasive grains that are precisely arranged in accordance with a predetermined pattern and are chemically bonded with a matrix material, and a method for the making thereof are disclosed. A c...
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WO/2013/123105A2 |
The present disclosure relates to a process for forming a chemical mechanical planarization pad. The process includes forming a chemical mechanical planarization pad including a polymer matrix and an embedded structure by heating the pol...
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WO/2013/113472A1 |
In order to produce an abrasive bristle, a plastics material is melted and granules composed of abrasive particles are mixed into the melt. The melt is extruded together with the abrasive particles to form a filament and the filament is ...
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WO/2013/087703A1 |
A method of dressing a wheel using a polycrystalline CVD synthetic diamond dresser, the method comprising: rotating the wheel; and contacting a working surface of the wheel with a working surface of the polycrystalline CVD synthetic diam...
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WO/2013/078487A1 |
The invention relates to a grinding tool (1), in particular a cutting disc, comprising a matrix (2), in particular a sintered metal matrix, and diamonds (3) embedded in the matrix (2), wherein at least the majority of the diamonds (3) ar...
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WO/2013/081665A2 |
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WO/2013/056736A1 |
The invention relates to a device (20) and a method (22) for machining a rotary tool (21) working surface (23) which has a plurality of cutting bodies (24). The rotary tool (21) can be driven about a rotational axis (R). The cutting bodi...
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WO/2013/055753A2 |
Composite materials for use with a drill bit for drilling a borehole in earthen formations. The composite material comprises a first pre-infiltrated hardphase constituent and a second preinfiltrated hardphase constituent. The second pre-...
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WO/2013/043556A2 |
Methods for forming cutting elements comprising polycrystalline materials, methods for forming polycrystalline compacts for cutting elements of a drilling tool, method for forming polycrystalline diamond compacts, and resulting polycryst...
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WO/2013/040292A2 |
Methods for forming cutting elements, methods for forming polycrystalline compacts, and related polycrystalline compacts are disclosed. Grains of a hard material are subjected to a high pressure, high temperature process to form a polycr...
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WO/2013/020874A1 |
The invention relates to a method for producing a resin-bonded grinding tool, in particular a grinding disc, roughing disc or cutting-off disc, comprising the following method steps of: preparing a blank by introducing resin (2), abrasiv...
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WO/2013/016806A1 |
A rotary tool containing a core hub with helical groove on its outer surface filled in with continuous abrasive filament formed by folding of a pre-cut abrasive sheet including multiple bristle like straps extending radially from the hub...
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WO/2012/163834A1 |
A method for making a cutter construction comprising a cutter body joined to a carrier body, the method including providing the cutter body with a cutter coat structure, at least one of the carrier body and the cutter coat structure comp...
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WO/2012/162066A1 |
Polishing pads with homogeneous bodies having discrete protrusions thereon are described. In an example, a polishing pad for polishing a substrate includes a homogeneous body having a polishing side and a back side. The homogeneous body ...
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WO/2012/162648A2 |
A hand tool comprising at least a single member having a top surface, a bottom surface, and opposing edges; and a fastener system disposed on the underside of the at least one member that is adapted to adhere an abrasive media, wherein t...
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WO/2012/151076A1 |
Polishing pads with alignment marks are described. Methods of fabricating polishing pads with alignment marks are also described.
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WO/2012/147033A1 |
The present invention relates to a tool for working material surfaces, having a support base (3), an abrasive or cutting portion (2) constrained to said support base (3) and obtained from an abrasive solution or mixture (4), the abrasive...
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WO/2012/128948A1 |
In an embodiment, a polycrystalline diamond compact ("PDC") includes a substrate and a pre-sintered polycrystalline diamond ("PCD") table bonded to the substrate. The pre-sintered PCD table includes an upper surface, a back surface bonde...
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WO/2012/127507A1 |
A method for manufacturing abrasive grinding wheels (1), which consists in: forming a disc-like blank (2) that comprises an abrasive mix and at least one reinforcement net embedded in the mix or laterally adjacent thereto; heating a fema...
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WO/2012/115837A2 |
Methods of forming a polycrystalline compact using at least one metal salt as a sintering aid. Such methods may include forming a mixture of the at least one metal salt and a plurality of grains of hard material and sintering the mixture...
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WO/2012/112684A2 |
Polycrystalline compacts include a polycrystalline material comprising a plurality of inter-bonded grains of hard material, and a metallic material disposed in interstitial spaces between the inter-bonded grains of hard material. At leas...
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WO/2012/092610A1 |
Bonded abrasive articles and in particular organic bonded depressed center wheels with one or more reinforcements have reduced stiffness in comparison to conventional counterparts. Techniques for producing and using such wheels are descr...
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