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WO/2024/050141A3 |
A polishing pad comprising a textile layer, a compressible layer, and a water impermeable layer disposed between the textile layer and the compressible layer. The polishing pad reduces slurry use by improving slurry transport and require...
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WO/2024/069579A1 |
A method of forming an abrasive article includes providing an abrasive sheet including an abrasive sheet backing and an abrasive layer including a plurality of abrasive particles. The method further includes providing a transfer film inc...
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WO/2024/069578A1 |
An abrasive article, along with related compositions and methods, are provided. The abrasive article includes a backing, an abrasive layer, and a supersize coat comprising a supersize coating composition. The supersize coating compositio...
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WO/2024/073562A1 |
A sander flex pad suitable for use with a rotary floor sander, wherein the sander flex pad comprises a flat circular disc with a center opening and an intact circular peripheral edge; wherein the disc has at least 2 cuts through the disc...
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WO/2024/047282A1 |
The invention relates to a cleaning product (100, 200, 300) for dry dust cleaning of a sanded surface. The cleaning product (100, 200, 300) comprises a substrate (101, 201) having a first surface (101a, 201a) and a second surface (101b, ...
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WO/2024/050141A2 |
A polishing pad comprising a textile layer, a compressible layer, and a water impermeable layer disposed between the textile layer and the compressible layer. The polishing pad reduces slurry use by improving slurry transport and require...
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WO/2024/029102A1 |
An abrasive stick (10) according to examples 1 and 2 is for grinding a grinding surface (S) of a workpiece (W) by pressing a tip end part (17) thereof against the grinding surface (S). The abrasive stick (10) according to examples 1 and ...
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WO/2024/029108A1 |
An end (17) of a stick grindstone (10) is pressed against a surface (S) to be polished of a work (W) to polish the surface (S) to be polished. The stick grindstone (10) comprises inorganic long fibers (15) and a resin having infiltrated ...
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WO/2024/010132A1 |
Disclosed are a polishing pad equipped with a window and a method for manufacturing same, wherein, in the process of inserting and attaching a window into a polishing pad, no thermal melting/bonding scheme and no vibration melting/bondin...
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WO/2023/225356A1 |
Aspects of the present disclosure relate to an abrasive assembly and a method of making an abrasive assembly. The method can include receiving a segmented adhesive-backed abrasive article that includes a release liner and a plurality of ...
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WO/2023/200269A1 |
The present invention provides a sub-pad for a polishing pad, a polishing pad including same, and a method for manufacturing the sub-pad for a polishing pad, the sub-pad being stacked under a top pad that contacts and polishes a wafer an...
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WO/2023/180880A1 |
A curable composition comprises from 45 to 55 percent by weight of epoxy resin preparable by reaction of epichlorohydrin with at least one of bisphenol A or bisphenol F, from 6 to 12 percent by weight of an at least trifunctional (meth)a...
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WO/2023/183488A1 |
An abrasive article including a body including abrasive particles contained within a bond material, a first major surface, a second major surface, and a side surface extending between the first major surface and second major surface, and...
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WO/2023/180877A1 |
A curable composition comprises from 45 to 80 percent by weight of epoxy resin preparable by reaction of epichlorohydrin with at least one of bisphenol A or bisphenol F, from 6 to 12 percent by weight of an at least trifunctional (meth)a...
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WO/2023/176315A1 |
Provided is a polishing pad that makes it easier to manage polishing liquid, enables omission or simplification of a wafer cleaning step after polishing, makes treatment of the polishing liquid less cumbersome after polishing, and enable...
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WO/2023/171135A1 |
This processing sheet (10) comprises processing parts (15) for processing a workpiece, and a sheet-shaped mesh member (11) having bending portions (12). The bending portions (12) of the mesh member (11) are embedded in the processing par...
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WO/2023/145933A1 |
The present invention relates to: a method for manufacturing a resin sheet, the method comprising at least step P for deforming a sheet-shaped resin modeled article formed by a 3D printer to obtain a compressed sheet by applying pressure...
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WO/2023/140450A1 |
The present invention provides a method for manufacturing a polishing pad window, a polishing pad window manufactured by the method, and a polishing pad including the window, the method comprising the steps of: a) producing a mixture by ...
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WO/2023/130051A1 |
An abrasive article including a backing; a plurality of shaped abrasive particles overlying the backing; where the abrasive article further has: 1) a Swarf Mode Gray Value of less than 25 for cumulative material removed of at least 500 g...
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WO/2023/130059A1 |
A method for forming an abrasive article via an additive manufacturing technique including forming a layer of powder material comprising a precursor bond material and abrasive particles, compacting at least a portion of the layer to form...
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WO/2023/130052A1 |
An abrasive article including: a backing layer including a front fill overlying a backing, wherein the backing layer including the front fill comprises (1) a surface roughness of not greater than 100 microns or (2) an average thickness/r...
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WO/2023/130053A1 |
An abrasive article includes a backing; a make coat overlying the backing; and a plurality of abrasive particles overlying the backing and at least partially contained in the make coat; and a make coat thickness ratio (Tg/Ta) of not grea...
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WO/2023/130082A1 |
A method for forming an abrasive article via an additive manufacturing technique including forming a layer of powder material comprising a precursor bond material and abrasive particles, compacting at least a portion of the layer to form...
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WO/2023/094721A1 |
This specification relates to a solution for overcoming the problem of loose loops formed by cutting the abrasive products. A method of obtaining an abrasive product (100) is provided. The method comprises providing a substrate (101, 201...
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WO/2023/085471A1 |
The present invention provides a composite polishing pad for CMP, and a method for producing same. The composite polishing pad for CMP comprises: a polymer substrate layer including a plurality of protrusions formed on the upper surface ...
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WO/2023/085470A1 |
The present invention provides a composite polishing pad for CMP, and a method for producing same. The composite polishing pad for CMP comprises: a soft polymer substrate layer including a plurality of protrusions formed on the upper sur...
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WO/2023/084362A1 |
A nonwoven abrasive article comprises a lofty open nonwoven fiber web comprising entangled fibers. The fibers have an average diameter, and the fiber web has first and second opposed major surfaces and a porous interior therebetween. An ...
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WO/2023/069623A1 |
An abrasive backing is generally provided. In some embodiments, the abrasive backing includes a base sheet, comprising wood fibers, synthetic fibers, cellulose filaments, a saturant, wherein the saturant includes two or more latex polyme...
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WO/2023/057838A1 |
A surface conditioning article comprises: a fabric backing having first and second opposed major sides; a lofty open nonwoven fiber web comprising entangled fibers disposed on and secured to the first major side of the fabric backing; an...
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WO/2023/049214A1 |
A buffing pad assembly having a buffing pad, an attachment means, and an insert (e.g., plastic ring) is provided. In one embodiment, a channel is cut into a side of the buffing pad, creating first and second side portions. The attachment...
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WO/2023/037272A1 |
Aspects of the present disclosure relate to a method of making an abrasive article. The method can include providing a combination of a mesh backing and a fastener. The mesh backing has a first side and a second side and the mesh backing...
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WO/2023/032489A1 |
Provided is a method for polishing a spectacle lens, the method having: a step for preparing a polishing pad in which a flocked polishing pad is provided to a polishing surface that comes into contact with a plastic spectacle lens, the f...
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WO/2023/034962A1 |
Articles and methods regarding abrasive articles that include antimicrobial properties and improved abrasive performance and comprise a first fiber element comprising a woven or non-woven material; and a second fiber element comprising m...
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WO/2023/286633A1 |
A metal wire made of tungsten or a tungsten alloy, wherein the number of times before the metal wire is severed when subjected to a fatigue test in accordance with JIS C6821 standard with a maximum stress of 4400 MPa is 20,000 or more.
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WO/2023/283525A1 |
A chemical mechanical polishing apparatus includes a platen to support a polishing pad, a carrier head to hold a surface of a substrate against the polishing pad, a motor to generate relative motion between the platen and the carrier hea...
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WO/2023/279053A1 |
Embodiments of sanding systems and methods for using and making the same may include providing a sanding system, comprising a body and a core. The body may be defined by at least a plurality of faces including a proximal face and a dista...
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WO/2022/268261A1 |
The invention relates to a grinding means (1) for grinding workpieces, comprising: a carrier (2), e.g. a carrier disk or a carrier strip, abrasive grains (4) applied to the carrier (2), and a binder (6) applied to the carrier (2). In ord...
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WO/2022/259927A1 |
An electroplated wire (1) for a saw wire comprises a core wire (10) formed from tungsten or a tungsten alloy. The tensile strength of the electroplated wire (1) for a saw wire is 4800 MPa or greater. The straightness per 500 mm length of...
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WO/2022/260737A1 |
Blends of abrasive media are described that can be propelled via a pressurized air stream into a surface to remove contaminants or other undesired material from the surface. In addition to other advantageous properties, the disclosed abr...
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WO/2022/245404A1 |
Embodiments herein generally relate to polishing pads and methods of forming polishing pads. A method of forming a polishing pad includes (a) dispensing droplets of a pre-polymer composition and droplets of a sacrificial material composi...
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WO/2022/221646A1 |
A lineal aligned abrasive particle structure is presented. The structure includes a plurality of shaped abrasive particles. Each of the shaped abrasive particles comprises a perimeter and a thickness. The perimeter of each of the shaped ...
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WO/2022/220161A1 |
The present invention addresses the problem of providing a ferrule polishing material which is suitable for polishing a ferrule.　This ferrule polishing material which solves the above problem includes: a binder comprising a resin mater...
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WO/2022/201213A1 |
Abrasive module (10) made of composite material comprising a base membrane (11) from which a plurality of abrasive heads (12) project.
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WO/2022/187721A1 |
A method for forming an abrasive article via an additive manufacturing technique including forming a layer of powder material comprising a precursor bond material and abrasive particles, compacting at least a portion of the layer to form...
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WO/2022/187720A1 |
A method for forming an abrasive article via an additive manufacturing technique including forming a layer of powder material comprising a precursor bond material and abrasive particles, compacting at least a portion of the layer to form...
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WO/2022/173581A1 |
Embodiments of the present disclosure generally relate to structures formed using an additive manufacturing process, and more particularly, to polishing pads, and methods for manufacturing polishing pads, which may be used in a chemical ...
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WO/2022/152659A1 |
The invention relates to a product with bristles, having the components of monofilaments or bristles and at least one head, handle, and/or neck. The product is characterized in that the components have polymers of the same polymer class,...
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WO/2022/136979A1 |
Grinding aid particles for abrasive articles. The grinding aid particles include a core particle having a Mohs hardness of less than 7 and a coating on at least a portion of the surface of the core. The coating comprises a binder and at ...
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WO/2022/130214A1 |
The abrasive combinations of the present application include an abrasive article having a first abrasive surface and an opposite second surface, the second surface including a first plurality of uncapped projections; and a back-up pad co...
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WO/2022/113449A1 |
A processing sheet (10) comprises a core material (11) made of fibers, and a plurality of processing parts (15) which are fixed to the core material (11) at positions spaced apart from each other. According to this configuration, the sha...
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