|
Match
|
Document |
Document Title |
|
|
5643675 |
Addition for promotion of bench life extension in a hot box binder system
The invention relates to the use of tripotassium citrate monohydrate and other alkali metal salts of polybasic acid as bench life extenders in heat curable hot box foundry mixtures comprising sand,...
|
|
|
5643674 |
Luminescent materials prepared by coating luminescent compositions onto substrate particles
The present invention relates to a novel cost efficient luminescent composition comprising particles of a core material which have been coated with a luminescent material that is distributed in the...
|
|
|
5639285 |
Polycrystallline cubic boron nitride cutting tool
A polycrystalline cubic boron nitride cutting tool is from 50 to 85% by weight cubic boron nitride crystals bonded together as a polycrystalline mass. A supporting phase commingled with the...
|
|
|
5639550 |
Composite particulate material and process for preparing same
A process for preparing a composite particulate material, comprising the steps of providing a particulate primary material having a primary softening temperature; providing a particulate support...
|
|
|
5637390 |
Magnetic recording medium
A magnetic recording medium comprises a support, and provided thereon, a non-magnetic layer and an uppermost magnetic layer in that order, said non-magnetic layer containing an acicular...
|
|
|
5635299 |
Sliding member usable in dry and wet states and method of manufacturing the member
A sliding member usable in dry and wet states includes a synthetic resin coated filler powder composition obtained by polymerizing a polyethylene based composition in the presence of a filler...
|
|
|
5633086 |
Friction and wear resistant coating for titanium and its alloys
For titanium and titanium alloys in tribological applications under bound lubrication conditions, there are employed epoxy coatings adhered to the surface of the titanium or titanium alloy by a...
|
|
|
5633084 |
Coated fused alumina particles and production process thereof
Fused alumina particles are covered with a coating of aluminum titanate which is formed by applying a Ti-containing compound to the surface of the fused alumina particles and firing the same to...
|
|
|
5626962 |
Co-coated acicular magnetite particles and process for producing the same
Co-coated acicular magnetite particles each comprising: acicular magnetite particle as the core particle; a lower coating layer of Co-containing spinel ferrite having a spinel structure, which is...
|
|
|
5624741 |
Interconnect structure having electrical conduction paths formable therein
An interconnect structure is characterized by a matrix formed of a continuous, substantially oxygen impermeable, anhygroscopic, inorganic dielectric material, having a dispersion of metal particles...
|
|
|
5624487 |
Preparation of bluish luster pigments
Preparation of bluish luster pigments by treating titania-coated silicatic platelets with a reducing gas mixture, which comprises treating titania-coated silicatic platelets whose titania coating...
|
|
|
5618618 |
Silicon oil-free heat-sealable oriented multilayer polyolefin film, process for the production thereof, and the use thereof
An oriented multilayer polyolefin film which comprises a base layer containing polypropylene, and at least one heat-sealable outer layer. In one embodiment, the base layer contains a tertiary...
|
|
|
5618617 |
Magneto-optic disk
In a magneto-optic disk, a protective coating is applied to the magnetic recording layer made from a composite comprising minute particles of an inorganic compound, a lubricant and a...
|
|
|
5614330 |
Porcelain coating compositions for low expansion porcelain cores and the resulting all-ceramic dental restorations
An all-ceramic dental restoration comprising a ceramic core over and at least one coating thereon of a porcelain composition having a maturing temperature of from about 850° to about 1050° C. and...
|
|
|
5614320 |
Particles having engineered properties
A plurality of particles include a first material. A coating including a second material is formed on surfaces of the particles, until a selected ratio of the volume of the coating relative to the...
|
|
|
5614346 |
Metal oxide- and metal-coated carriers for electrophotography
Carriers for electrophotography, based on magnetic cores coated with metal oxide and with metal or magnetite, and their preparation and their use for electrophotographic two-component developers.
|
|
|
5608508 |
Rotatable member for fixing in which inorganic filler is contained in silicone rubber, and fixing device having the same
A fixing rotatable member for use in an image forming apparatus such as a copying apparatus or a laser beam printer is disclosed. The fixing rotatable member includes a base member and an elastic...
|
|
|
5604015 |
Non-magnetic undercoat layer for magnetic recording medium, magnetic recording medium and non-magnetic particles
The disclosure describes a non-magnetic undercoating layer for a magnetic recording medium, coated on the surface of a non-magnetic substrate comprising: non-magnetic particles selected from the...
|
|
|
5599627 |
Magnetic particles comprising magnetite core and process for producing the same
Magnetic toner particles composed of magnetite core particles containing 0.10 to 1.00 wt % silicon and a hydrous coprecipiate of silica and alumina deposited or adhered on the surfaces of the...
|
|
|
5597652 |
Conductive roll
The conductive roll accordin g to the present invention can be used for develop ing, charging, destaticizing and transferring images of electrophotography as the roll can be tightly contacted...
|
|
|
5589273 |
Process and agent for the production of purple decoration
Purple colors based on colloidal gold on stovable substrates and the use thereof for the production of purple decoration on glass, ceramics and porcelain are known. The production of such purple...
|
|
|
5585175 |
Diamond-impregnated hard materials
According to the present invention there is provided a wear resistant material consisting of 3-60% by volume of diamond in a matrix containing at least one hard constituent consisting of carbide,...
|
|
|
5584927 |
Hydraulic substance with water stable particle coating
The hydraulic substance according to the present invention comprises a certain amount of solid particles A (such as portland cement and mixed cement comprising portland cement), an average diameter...
|
|
|
5582914 |
Magnetic iron oxide particles and method of producing the same
Disclosed herein are magnetic iron oxide particles which have a spindle shape and a substantially uniform particle size and shape, and are substantially free of dendrites and have a large axial...
|
|
|
5570847 |
Methods of heat-treating miltilayer inteference platelets
A method of heat-treating multilayer interference platelets to improve the durability of the platelets comprising subjecting the platelets at a temperature of 200°-300° C. for 10 minutes to 24...
|
|
|
5572725 |
Epitaxially strengthened single crystal aluminum garnet reinforcement fibers
Reinforcement fibers are formed from a single crystal garnet body--suitably an aluminum garnet, desirably a rare earth aluminum garnet--having an epitaxial surface layer of a second garnet having a...
|
|
|
5571624 |
High chroma multilayer interference platelets
A color-shifting paint comprising a polymeric paint medium and a plurality of colored interference thin film platelets dispersed in the paint medium. Each platelet being characterized in that...
|
|
|
5567519 |
Composition for use in dry products
A composition that when added to a dry material that is subsequently compacted, decreases the porosity of the resultant compacted material while improving the density and strength of the compacted...
|
|
|
5565024 |
Color luster pigments
The present invention relates to color luster pigments which, through the incorporation of glass formers, exhibit enhanced luster and also high color strength and transparency.
|
|
|
5562990 |
Organosilicon treatment of TiO.sub.2 pigment bearing a coating with fluoride ions
Organosilicon treatment of TiO 2 particles coated with alumina or alumina-silica having a fluoride compound or fluoride ions associated with them is disclosed to improve properties such as...
|
|
|
5554216 |
High gloss durable TiO.sub.2 pigment
A coated TiO 2 pigment is disclosed with coatings of porous alumina and dense alumina, such dense alumina being formed in the presence of soluble molybdate.
|
|
|
5549973 |
Metal, alloy, or metal carbide nanoparticles and a process for forming same
A metal or alloy nanoparticle is provided which exhibits hysteresis at room temperature having a carbon coating. The nanoparticle has a diameter in the range of approximately 0.5 to 50 nm, and may...
|
|
|
5543069 |
Magnetic particles for magnetic recording medium and process for producing the same
Disclosed herein magnetic particles for magnetic recording which comprise acicular or plate-like magnetic particles and not less than 0.01 wt % (calculated as Al, SiO 2 or Al and SiO 2 and based...
|
|
|
5540451 |
Composite sealing material
In a composite sealing material having an inner portion and a carbon outer portion, a bulk density of the carbon outer portion is set in a range of 0.3.about.2.0 g/cm 3 , preferably in a range of...
|
|
|
5538787 |
Material and method for forming an underwater barrier layer
A bead for forming a barrier layer over an underwater surface. Generally, a plurality of such beads are required to form an effective underwater barrier layer. Each of the beads comprises a core,...
|
|
|
5534348 |
Hollow borosilicate microspheres and method of making
The present invention provides hollow borosilicate microspheres having a mean particle size between 15 and 20 microns, and a true density below 0.25 g/cc. The invention also provides a method for...
|
|
|
5534193 |
White electroconductive powders with antimony and tin oxides
A substantially white electroconductive powder can be made by applying a surface coating comprising a two-dimensional network of antimony-containing tin oxide to amorphous silica or silica coated...
|
|
|
5529842 |
Charge roll for electrophotography
A charge roll for electrophotography wherein surface of the roll is formed from a resin layer containing BaSO 4 particles coated with SnO 2 -x (wherein 0≤X≤1) is disclosed. The charge roll may...
|
|
|
5510198 |
Re-usable cement forms
This invention relates to a panel of material comprising a film comprising a layer of a solid polyolefin and a layer of copolyester wherein said copolyester comprises: (1) a dicarboxylic acid...
|
|
|
5506053 |
Radio frequency transparent infrared reflective coating materials and methods of making the same
Infrared (IR) reflective radio frequency (RF) transparent coating materials are comprised of coated microspheres dispersed as discrete pigment particles in an IR and RF transparent film forming...
|
|
|
5502088 |
Wood substitute based on lignocellulosic and inorganic materials, method for obtaining the same and use
This invention refers to a wood substitute with lignocellulosic and mineral material particles which are molded in sheet, e.g. plates and/or panels in different thicknesses or forms in stencil at...
|
|
|
5496674 |
Particles suitable as carriers for electrophotography
Particles (I) which are suitable as carriers for electrophotography consist of a) a magnetic core and b) a shell of alumina, chromium oxide, molybdenum oxide, tungsten oxide, silica, tin...
|
|
|
5491258 |
Molded catalyst or supported catalyst for synthesizing methacrolein and methacrylic acid, a process for production thereof, and a process of use thereof
For providing a molded catalyst or a supported catalyst which has an excellent mechanical strength and is intended for producing methacrolein and methacrylic acid from isobutylene or tertiary...
|
|
|
5489466 |
Magnetic recording medium comprising a lower nonmagnetic layer containing a surface coated inorganic powder and an upper magetic layer
Disclosed is a magnetic recording medium comprising a nonmagnetic support, a lower nonmagnetic layer and an upper magnetic layer. The lower nonmagnetic layer is coated on the support, comprises an...
|
|
|
5484477 |
Coating composition, granules coated with same, and method of reducing dust generation
A coatable composition suitable for reducing dust generation during processing of granular materials consists essentially of a tackifier, an organic oil, and an adhesion agent, the tackifier...
|
|
|
5472797 |
Optical elements having cured coating film
An optional element having a cured coating film on optical base material wherein the cured coating film is prepared with a coating composition comprising an organosilicon compound and modified...
|
|
|
5468289 |
Surface-modified pigments
The present invention relates to surface-modified pigments based on platelet-like substrates which, for improving the settling and redispersion behavior, have been recoated with a mixture...
|
|
|
5468558 |
Process for preparing fracture-resistant sol/gel particles
A process for preparing fracture-resistant sol/gel particles which contain silicon dioxide, in which a highly disperse filler is added to the aqueous alkali metal silicate solution and/or the...
|
|
|
5462806 |
Plastic lens
A plastic lens comprising a plastic lens base material having provided on at least one surface thereof (1) a primer layer comprising a resin containing at least one organosilicon compound...
|
|
|
5456986 |
Magnetic metal or metal carbide nanoparticles and a process for forming same
A magnetic metal or metal carbide nanoparticle is provided having a carbon coating. The nanoparticle has a diameter in the range of approximately 5 to 60 nm, and may be crystalline or amorphous....
|