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JP2004510873A |
Agglomerate abrasive grain is disclosed. The agglomerate abrasive grain can be incorporated into abrasive products such as coated abrasives, bonded abrasives, nonwoven abrasives, and abrasive brushes. A method of making agglomerate abras...
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JP2004074398A |
To provide a manufacturing method of an abrasive compact using a mixture of abrasive particles having different diameters and having a longer effective working life compared to compacts of the conventional technology, used for machining,...
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JP3502843B2 |
To prevent impairment of grinding performance caused by penetration of an adhesive into pores when fixing abrasive grain chips each having a large number of pores by the adhesive. When manufacturing a segment type grinding wheel 10 where...
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JP2004505786A |
A method of producing an abrasive product comprises providing a mixture of a mass of discrete carbide particles and a mass of diamond particles, the diamond particles being present in the mixture in an amount such that the diamond conten...
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JP2004042217A |
To provide a polishing method, a polishing device, and a manufacturing method of a polishing tool for excellently exhibiting a polishing characteristic for various kinds of polishing objects by reducing a defect such as a scratch and sti...
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JP2004042163A |
To provide a polishing device that easily sticks abrasive cloth, a packing film, a pressuring ring, and other consumable/replaceable parts to a polishing table or top ring and peeling these parts off the polishing table/top ring, and als...
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JP2004001212A |
To provide a method and a device improved for polishing or planarizing workpieces such as semiconductor wafers.The device is provided for adjusting a polishing pad 126 covering a platen 128 installed on a polishing machine used for polis...
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JP2004001220A |
To disclose a cutting saw provided with a cutting segment with diamond particles distributed uniformly therein.The manufacturing method of the cutting saw comprises the steps of: preparing mixture of diamond and metal powder, locating an...
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JP2004001232A |
To provide a metal bonded polishing tool and its manufacturing method.In this method, a perforated template is used to arrange a sharpening pellet section in a pattern located on a cutting surface of the tool, place the template against ...
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JP3472622B2 |
PURPOSE: To manufacture an abrasive compact with a longer life by forming a cemented carbide abrasive particle aggregate adapted to the manufacture of an abrasive compact with particles having the average particle size below a specific v...
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JP2003535709A |
A spiral wound abrasive belt is formed from an abrasive media including a plurality of webs. The webs of the abrasive media may include coated abrasives joined by splicing media or other suitable joining material. Alternatively, the webs...
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JP3455187B2 |
To provide a device for producing a polyurethane foam for polishing pads, which can produce the homogeneous polyurethane foam having scarcely irregular specific gravity by a method not using hollow balloons. This device for producing the...
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JP2003529924A |
Methods and apparatus are provided for combining the manufacturing of a fixed-abrasive substrate and the chemical mechanical planarization of semiconductor wafers using a single process path.
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JP3441752B2 |
PURPOSE: To obtain a coated abrasive article excellent in abrasion properties by applying a predetermined make coat precursor to a backing and subjecting the same to a plurality of predetermined processes. CONSTITUTION: The coated abrasi...
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JP2003211362A |
To provide a gear grinding wheel and a manufacturing method for the gear grinding wheel of high accuracy and long life without depending on the shape accuracy of the base metal of the grinding wheel or using a special grinding device or ...
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JP2003521386A |
The segments which contain hard material particles for finishing or separating hard or brittle substances are made up, in the direction of movement of the segment starting from the front area to the rear area, of segment modules (M) with...
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JP3426522B2 |
To provide a base disc type grinding wheel having strength to be durable against high peripheral speed rotation, light and small in elongation and capable of reusing a base disc. A base disc is made of quenching coagulating aluminium all...
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JP2003159654A |
To provide a method for manufacturing the grinding grind stone of a segment type using a segment tip having a sufficient length in a longitudinal direction.The segment tip 52 is fixed suitably to the outer peripheral face of a core porti...
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JP2003516872A |
Manufacture of a polishing pad for polishing a semiconductor substrate, involves, transporting a backing layer to successive manufacturing stations, supplying a fluid phase polymer composition onto the transported backing layer, shaping ...
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JP2003512186A |
The present invention provides a flexible abrasive article comprising abrasive particles adhered to a foraminous substrate with at least one binder wherein the abrasive article comprises less than 300 ppb of selected extractable cation p...
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JP3391463B2 |
Coated abrasives suitable for very fine abrading applications can be obtained by depositing a layer of a formulation comprising abrasive grits, fillers, grinding aid, additives and a binder resin on a substrate, treating the formulation ...
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JP2003511249A |
This invention encompasses abrasive articles that have a coating, typically made of at least a binder and abrasive particles, selectively removed from a portion of an exposed abrading surface of the article in order to inscribe a detecta...
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JP2003071731A |
To provide an abrasive material capable of smoothly and accurately grinding a surface to be ground without a damage, superior in grinding efficiency, and having long grinding life.In a sheet shaped abrasive material including a base mate...
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JP2003508905A |
A belt for polishing a workpiece such as a semiconductor wafer in a chemical mechanical polishing system includes a polymeric layer forming an endless loop and having a polishing surface on one side of the endless loop. The belt is manuf...
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JP2003505262A |
The present invention concerns a vitreous-bonded microabrasive tool, obtainable by a process comprising the steps of a) casting a slurry comprising a liquid, abrasive grains, a bonding material, a polymer (22) and at least one-cross-link...
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JP3373797B2 |
To provide a high efficiency of grinding without hurting the grinding performance, and without generating an inconvinence in the manufacture aspect. In a segment chip grinding wheel to be a resin impregnated reinforcement vitrified grind...
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JP3367082B2 |
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JP2003001555A |
To provide a super finishing grinding stone holder which is manufactured by a simple process and for a low cost, and has a more accurate square hole part for attachment of the grinding stone than a conventional one.In the holder body 11 ...
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JP3362148B2 |
An object of the invention is to provide a drill with a fiber core for drilling a fine hole which can securely fix an abrasive grain to a core material, can finish to a predetermined diameter in a relatively easy manner, and can manufact...
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JP2002331464A |
To provide a cutting blade capable of preventing generation of burr when cutting a semiconductor plate along a cutting line and being easily manufactured.In this cutting blade 43, an annular cutting edge part is made of an electrocast ab...
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JP2002326166A |
To provide an electrodeposition thin blade grinding wheel capable of requiring a smaller cutting margin, having a long service life to lower replacement frequency, and improving efficiency of cutting and grinding work.This grinding wheel...
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JP2002538011A |
This invention provides an abrasive article comprising abrasive agglomerate particles and a bond system. The abrasive agglomerate particles comprise a plurality of abrasive grains bonded together by means of a first binder. The abrasive ...
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JP2002326169A |
To provide a cleaning sheet for simultaneously cleaning a tip and side surfaces of a contact, a method for manufacturing the same, and a method for cleaning a contact.This cleaning sheet 10 is composed of a base sheet 11, an abrasive gra...
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JP2002537129A |
Reaction injection molding is utilized as a method for making an abrasive article that includes supplying an effective amount of abrasive particles to at least a portion of an abrasive article mold and supplying a binder precursor matrix...
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JP2002537136A |
A cylindrical, abrasive grinding wheel having a cylindrical abrasive region with an abrasive surface at an outer circular band thereof. The abrasive region includes layers of abrasive particles. The layers of abrasive particles can be ti...
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JP2002535151A |
A machine for abrading or polishing a workpiece (5) comprises a holding surface (4) holding the workpiece (5), a head member (7) arranged along a rotation axis (h) to rotate about the rotation axis (h), a working member (8) having a surf...
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JP3336015B2 |
An efficient method for manufacturing bonded abrasive articles comprises the use of elongated abrasive grain having a length to cross-sectional width aspect ratio of at least 5:1 to yield abrasive articles which are highly permeable to t...
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JP2002299289A |
To provide a CMP method and a CMP treatment system which can carry out the conditioning of a polishing cloth efficiently by using a dresser having satisfactory efficiency for the polishing cloth.In the CMP treatment system, the polishing...
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JP2002294179A |
To prepare a double-coated pressure-sensitive adhesive tape which is used for fixing an abrasive, has suitable tackiness and releasability, and can smoothly polish an object (e.g. a lens).This pressure-sensitive adhesive tape has an elas...
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JP2002200566A |
To provide an abrasive sheet for high speed lapping and a manufactur ing method therefor.This flexible abrasive sheet has projecting abrasive island parts 16 with a space on a flexible backing sheet 12. A surface of the top part of the p...
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JP2002521225A |
The present invention is directed at a rotary dressing tool having a rigid, disc-shaped core (10) and an abrasive rim (4) around at least one surface of the periphery of the core, the core (10) and the abrasive rim (4) being oriented in ...
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JP2002518189A |
A dispenser and method for attaching abrasive sheets to a backup pad. The dispenser conveniently centers on the backup pad an abrasive sheet that is larger than the backup pad. In a preferred embodiment, the dispenser comprises: a holder...
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JP2002178259A |
To provide a further improved pad adjusting end effector for polishing a surface of a semiconductor wafer, a glass substrate, etc.This pad adjusting disk is provided with a backing plate, a matrix material stuck to a first surface of the...
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JP3295888B2 |
To increase the service life by realizing the surface contact on a contact part with a grinding disk to reduce the wear during the use, and improve the grinding efficiency of the grinding disk in a grinding dresser for the grinding disk ...
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JP3294277B2 |
A method for making abrasive articles uses a soft, easily deformable and flexible preform having a high binder content. The binder gives the preform its integrity, and is present in greater quantity than the retaining powder. The preform...
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JP2002172563A |
To provide an abrasive tape provided with an abrasive layer having the irregularity with superior uniformity, the regularity and the shape stability, and with superior cleaning effect (hardly clogged), grinding accuracy, grinding power, ...
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JP2002166323A |
To disclose a method of shortening a cutting saw manufacturing process and a device for manufacturing a cutting saw in a single manufacturing equipment, and a cutting saw provided with a cutting segment with diamond particles distributed...
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JP3290398B2 |
To provide a polishing tool sharp and excellent in durability and free to extensively use by containing a leather grinding pad covered with a leather grinding material as well as an edge having a specific range of a recovery factor again...
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JP2002514270A |
A process and apparatus for producing solid articles from loose particulate materials that are particularly useful in the production of green compacts used in sintering processes. A charge (30) is formed by charging a mass of loose parti...
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JP2002513684A |
A coated abrasive article comprises a backing, a first binder on the backing, and a plurality of abrasive particles in the first binder. The first binder precursor is an energy-curable preferably, melt-processable resin containing an epo...
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