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Document Title |
JP4343271B2 |
A polycrystalline diamond layer is bonded to a cemented metal carbide substrate by this process. A layer of dense high shear compaction material including diamond or cubic boron nitride particles is placed adjacent to a metal carbide sub...
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JP4331736B2 |
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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JP4318757B2 |
A method of spin welding a fastener to an article and such an article. In a preferred mode, a method of spin welding a fastener to a surface conditioning treating article is disclosed. The fastener comprises a generally planar base inclu...
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JP4317016B2 |
In CMP technology for planarizing an interlayer insulation film, a BPSG film, an insulation film for shallow trench isolation, or the like, in the production process of a semiconductor element, irregularities of a matter being polished, ...
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JP4309357B2 |
Bonded abrasive products comprising alumina-based abrasive grains and a geopolymer bond system are significantly improved by providing the grain with a vitreous coating before incorporation in the geopolymer bond.
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JP4287301B2 |
An abrasive material is formed by coating a substrate with an adhesive contacting the substrate with a quantity of hard abrasive particles (12) then removing all the particles not held by the adhesive. The substrate can have an adhesive ...
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JP4271865B2 |
A method for making a sintered article (14) comprising providing a plurality of individual blocks (19) of sinterable matrix material, arranging said blocks in abutting relationship to form an assembly of said blocks in a sinter mold wher...
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JP4253681B2 |
Sintered alpha alumina-based abrasive particles comprising alpha alumina, Gd2O3, and ZnO, and methods of making the same. The abrasive particles can be incorporated, for example, into a variety of abrasive articles, including bonded abra...
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JP2009072908A |
To provide a method and apparatus for polishing and planarizing workpieces such as semiconductor wafers.The apparatus 200 is used to condition polishing pad 126 used for polishing a precision surface of a workpiece and covering a platen ...
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JP2009500250A |
A system for packaging resin bonded molded abrasive articles having a flexible package comprising at least one sidewall defining an enclosed volume and at least one resin bonded abrasive article positioned within the enclosed volume. The...
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JP4199130B2 |
A bonded abrasive tool, having a structure permeable to fluid flow, comprises sintered agglomerates of a plurality of abrasive grains and a binding material, the binding material being characterized by a melting temperature between 500 a...
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JP4179749B2 |
A method and apparatus for knurling a workpiece in which the knurl pattern includes grooves of at least two different configurations. The apparatus includes a knurl wheel holder that allows angular rotation of the knurl wheel about the h...
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JP4176838B2 |
A light-emitting display has an electron emitter 20"' operated in a voltage-biased surface conduction mode and a fluorescent surface 23"' mounted on an anode 22"'. The electron emitter 20"' and fluorescent surface 23"' are mounted on a c...
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JP4173573B2 |
An abrasive-particle grinder and a method of manufacturing the grinder, in which the bonding force between super-abrasive particles and a binder is enhanced, attrition of the binder during a grinding process is increased, and physical pr...
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JP4163756B2 |
An innovative method of manufacturing polishing pads using photocuring polymers and photolithography. The photolithography enables the creation of useful surface patterns not possible with conventional machining techniques and enables th...
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JP4155872B2 |
A method for manufacturing a lapping board having abrasive grains fixed on its surface, which is performed by the steps of: preparing a rotatable metal board having a surface of soft metal, an abrasive slurry-supplying tool arranged over...
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JP4139559B2 |
The present invention provides a method of making sheet articles, for example, abrasive articles, retroreflective articles (such as traffic signs), pavement marking articles, or traction or non-skid articles. The method includes passing ...
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JP4121086B2 |
A pad of an embedding tool is received on a faceplate. The pad is supported on a support member. When the embedding tool is urged against the surface of the faceplate, the pad is allowed to change the attitude relative to the support mem...
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JP2008522849A |
Methods of maximizing retention of superabrasive particles in a metal matrix are disclosed. The superabrasive particles may be chemically bonded with the metal matrix to a degree which holds the superabrasive particles in the metal matri...
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JP2008510632A |
Organic bonded abrasive tools, having controlled microstructures, comprise a relatively low volume percentage of abrasive grain and a relatively low hardness grade, but are characterized by the excellent mechanical strength and efficient...
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JP4068349B2 |
The production of an engineered surface on a coated abrasive is made more versatile by the use of a production tool obtained using a master tool created by a rapid prototyping technique.
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JP2008049428A |
To provide a cutting or grinding tool having better grinding performance as a cutting or grinding tool.This cutting or grinding tool 10 has a large number of projecting cutting edges 20 on a surface. In the cutting or grinding tool 10, t...
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JP4057176B2 |
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JP4041577B2 |
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JP2008012670A |
To provide an abrasive-article manufacturing method and an article produced from the method.The method includes the following steps: the step of providing a backing having a first major surface; the step of coating the first major surfac...
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JP2007537905A |
A method for making an abrasive article is disclosed. An exemplary embodiment comprises positioning particles of abrasive agglomerate ( 10 ) in at least a portion ( 8 ) of an abrasive article mould ( 2 ), injecting molten thermoplastic b...
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JP2007537890A |
A dressing blade for finishing and reconditioning new and used abrasive grinding and cutting tools has a slab-shaped shank with an extension protruding longitudinally from the shank. Superabrasive grains are disposed on the surface of th...
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JP4009664B2 |
The invention relates to a flexible abrasive body having a pliable support which exhibits one layer made from a pliable substrate on one side of which there is a full-coverage first metal coating and on this a second metal coating in whi...
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JP2007532333A |
Nonwoven abrasive articles, particularly lofty nonwoven abrasive articles, with a textured, non-planar surface and an abrasive coating thereon. The coating may cover the entire surface or only portions of the surface. The textured surfac...
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JP4008660B2 |
A wire saw in which the blade is a metal wire having superabrasive grains bonded to the wire by metal braze or solder. An independent claim is also included for a process for making a wire saw in which a wire is coated with metal braze o...
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JP4008821B2 |
An electrostatic abrasive grain upward projection deposition process utilizing opposed electrodes produces a patterned abrasive surface by controlling the local intensity of the field by which the grain is projected on to a substrate.
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JP2007531681A |
An improved method for synthesizing superabrasive particles provides high quality industrial superabrasive particles with high yield and a narrow size distribution. The synthesis method includes forming a substantially homogeneous mixtur...
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JP2007531638A |
An article or polishing pad for altering a surface of a work piece includes a polymer matrix created by reaction injection molding of size controlled gas bubbles within a polyurethane matrix. The proposed liquid urethane precursor is fir...
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JP3993678B2 |
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JP3992168B2 |
Disclosed are an apparatus and method for making both coarse-sided electrodeposition blades for cutting, for instance, semiconductor wafers. The apparatus comprises at least an electrolyte bath containing an electrodeposition object and ...
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JP3976336B2 |
The present invention relates to an abrasive brush having a plurality of bristles unitarily moulded with a base, and more particularly to an abrasive brush made by injection moulding a mixture of polymer and abrasive particles. The brush...
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JP3970853B2 |
To provide a simple manufacturing method for a coated abrasive disc without humidification processing, and the coated abrasive disc which is manufactured by that method and has an excellent dimension stability, high elasticity and breaki...
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JP3957632B2 |
A method is provided for producing a plurality of polycrystalline ultra-hard abrasive grit. The method includes the steps of providing a mass of ultra-hard abrasive particles or a mass of a combination of a precursor for such particles a...
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JP3920829B2 |
To provide a polishing pad capable of collecting and supplying abrasive slurry evenly, achieving even polishing, and does not make a scratch on the surface of an object to be polished. The polishing pad 100 includes a polishing layer 120...
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JP3915261B2 |
To efficiently remove an unnecessary projection by polishing the surface of a wafer by pushing a microdevice against a polishing body by pulverizing/compacting liquid being a solid phase in a lump shape or a polishing body by compacting ...
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JP3911546B2 |
Undrawn, tough, durably melt-bondable, macrodenier, thermoplastic, multicomponent filaments, such as sheath-core and side-by-side filaments, comprising a first plastic component and a second lower-melting component defining all or at lea...
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JP2007505757A |
An abrasive article includes an array of protruding abrasive units. Each unit has a base and a distal apex that is off-center from the base when projected on to a plane that is coplanar with the base. The abrasive article includes a back...
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JP2007505814A |
Methods for making glass-ceramics comprising Al2O3, REO, at least one of ZrO2 or HfO2 and at least one of Nb2O5 or Ta2O5. Glass-ceramics according to the present invention can be made, formed as, or converted into glass beads, articles (...
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JP2007050237A |
To provide a root canal instrument made from a nickel-titanium alloy, which solve the problems of difficulty of bending, and low cutting and drilling properties and has improved cutting and drilling properties.The root canal instrument 1...
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JP2007500082A |
A superabrasive wire saw having a plurality of individual coated superabrasive particles attached to a wire with an organic binder is disclosed and described. The superabrasive particle can be coated with a solidified coating of a molten...
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JP2007500288A |
A method of producing a tool component comprising a working portion of bonded abrasive particles including a non-homogeneous region. The method includes the step of providing at least two sources of a material comprising abrasive particl...
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JP3865444B2 |
To provide a hand tool capable of preventing exfoliation of a buffer member generated by influences of frictional heat and frictional force at the time of a grinding work. A grinding hand tool 10 is provided with a main body 14 having ro...
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JP2006528084A |
A polycrystalline diamond abrasive element, particularly a cutting element, comprises a table of polycrystalline diamond bonded to a substrate, particularly a cemented carbide substrate, along a non-planar interface. The non-planar inter...
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JP3856891B2 |
To significantly improve durability of a tool by compacting a powder of a hard material essentially comprising WC, calcining the compacted, dipping the body in an alkoxide containing Ti, sintering the calcined body coated with the alkoxi...
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JP2006527476A |
The present invention relates to a polishing pad. In particular, the polishing pad of the present invention can include a window area. The window area can be formed in the pad using a cast-in-place process. The polishing pad of the prese...
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