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| Number | Title | Issue Date |
| 8158257 | Sulfur tolerant alumina catalyst support The present invention is directed to an improved catalyst support and to the resultant catalyst suitable for treating exhaust products from internal combustion engines, especially diesel engines. The support of the present invention is a structure comprising alumina... | 04/17/2012 |
| 8129022 | Fluororesin film and process for its production A fluororesin film, of which discoloration, a change in the visible light transmittance and a decrease in the mechanical strength can be suppressed for a long period of time even though it contains titanium oxide, the fluorescent film having a pigment dispersed in a... | 03/06/2012 |
| 8088488 | Method for synthesis of metal nanoparticles Metal nanoparticles are formed by heating or refluxing a mixture of a metal salt, such as a metal acetate, and a passivating solvent, such as a glycol ether, at a temperature above the melting point of the metal salt for an effective amount of time. ... | 01/03/2012 |
| 7972696 | Particles with structured surface Particles with a structural surface which are useful to produce abrasion resistant self-cleaning surfaces contain particulate solid particles having a superstructured overlayer of fine particles. The particles may be prepared by polymerizing a polymerizable siloxane... | 07/05/2011 |
| 7713626 | Silanised silicas Silanized, structurally modified silicas, characterised by vinyl groups or vinyl silyl groups fixed to the surface, hydrophobic groups such as trimethyl silyl and/or dimethyl silyl and/or monomethyl silyl additionally being fixed to the surface, having the following... | 05/11/2010 |
| 7704604 | Silicate coating and method of coating by acoustic excitation The invention relates to a method for forming a silicate coating on particles and to the particles thus obtained, characterized in that a solution containing silicate is added to a dispersion of uncoated particles having a diameter of less than 50 μm and acoustic e... | 04/27/2010 |
| 7678451 | Laser light absorbing additive Laser light absorbing additive comprising particles that contain at least a first polymer with a first functional group and 0-95 wt. % of an absorber, the weight percentage relating to the total of the first polymer and the absorber and the first polymer being bound... | 03/16/2010 |
| 7604862 | Multilayer pigments based on glass flakes The present invention relates to multilayer pigments based on glass flakes and to a method for the production of such pigments. The resulting pigment can be used in any application for which pearlescent pigments have been heretofore used such as, for example, in pla... | 10/20/2009 |
| 7470467 | Silica nanoparticles modified with organometallic compounds of zirconium and/or titanium The invention relates to modified nanoparticles based on pyrogenic silica which are produced by treating pyrogenic silica with compounds of the general formula I Me(OR1)4, and/or of the general formula II Me(OCOR1)4, where... | 12/30/2008 |
| 7449239 | Coated metallic luster pigments for pigmenting high molecular weight materials Use of luster pigments based on a platelet-shaped metallic substrate coated with a low refractive dielectric layer which does not absorb visible light, for pigmenting macromolecular materials. ... | 11/11/2008 |
| 7439203 | Electronic device, dielectric ceramic composition and the production method A dielectric ceramic composition comprising a main component including barium titanate and an oxide of Al, wherein the dielectric ceramic composition includes a plurality of dielectric particles, concentration of Al in each of the dielectric particles becomes lower ... | 10/21/2008 |
| 7435276 | Abrasive particles having coatings with tortuous surface topography The present invention relates to abrasive composites having improved abrasive particle retention due to unique coating designs. The present invention describes coated abrasive particles having tortuous surface topography, a process for producing such coated abrasive... | 10/14/2008 |
| 7435524 | Permanent, removable tissue markings The present invention provides microparticles that create permanent tissue markings, such as tattoos, designed in advance for change and/or removal on demand, as well as methods for implanting the microparticles in tissue and changing and/or removing the resulting m... | 10/14/2008 |
| 7435758 | Additive for producing the positive active material for lead-acid storage batteries, a method for its production, and its use Described is an additive for producing the positive active material for lead-acid storage batteries on the basis of finely divided tetrabasic lead sulfate. The additive contains a tetrabasic lead sulfate of an average particle size smaller than about 3 μm as well a... | 10/14/2008 |
| 7431908 | Coated spherical tetragonal barium titanate particles and process for producing the same Spherical tetragonal barium titanate particles of the present invention have a perovskite crystal structure, an average particle diameter of 0.05 to 0.5 μm, a particle size distribution σg of not less than 0.70, and a ratio of Ba to Ti of 0.99:1 to 1.01:1. The sph... | 10/07/2008 |
| 7429421 | Coated clumping litter comprising non-swelling particles A clumping animal litter is disclosed that includes a non-swelling particle and a swelling agent coated on the surface of the non-swelling particle. In one embodiment, agglomerated non-swelling clay fines are coated. ... | 09/30/2008 |
| 7429340 | Phosphor paste composition and method of manufacturing flat display device using the same Provided are a phosphor paste composition, a flat display device including the same, and a method of manufacturing the flat display device. The phosphor paste composition contains a phosphor with at least a heat-resistant material selected from a Group II atom-conta... | 09/30/2008 |
| 7405002 | Coated water-soluble nanoparticles comprising semiconductor core and silica coating Nanoparticles and methods of making nanoparticles are provided. The nanoparticles may include semiconductor nanocrystals. A shell may encapsulate a nanoparticle core, and the shell may include non-organic material and may be silica. The shell may also include additi... | 07/29/2008 |
| 7402337 | Method for manufacturing spherical ceramic powder A method for manufacturing spherical ceramic powder is provided. The method includes essentially a spray drying step and a sintering step. In the spray drying step, a spray nozzle is used to spray slurry containing powdered raw material consisting essentially of cer... | 07/22/2008 |
| 7399330 | Agglomerate abrasive grains and methods of making the same An abrasive agglomerate includes a plurality of abrasive grains bonded together in a three-dimensional structure by a substantially continuous, non-porous inorganic binder, wherein the abrasive grains have an average size of between about 0.5 microns and about 1500 ... | 07/15/2008 |
| 7396587 | Black film comprised of thermoplastic polyester This invention relates to a single- or multilayer, oriented film formed from polyester and at least one inorganic black pigment. The inventive films include at least one layer which has, alongside polyester, an amount of from 0.5 to 75% by weight of particles incorp... | 07/08/2008 |
| 7396862 | Dental composite filler particles Dental composite filler materials comprise particles coated via an atomic layer deposition (ALD) process. The coating material has a different composition than the core particle. The difference in composition permits fine control over the refractive index of the coa... | 07/08/2008 |
| 7393885 | Phosphorus-containing coated magnesium oxide powder, method for producing same, and resin composition containing such powder A phosphorus-containing coated magnesium oxide powdered material comprising a coated magnesium oxide powdered material having a surface coating layer comprised of a double oxide, wherein the phosphorus-containing coated magnesium oxide powdered material has a coatin... | 07/01/2008 |
| 7393586 | Highly oxidation-resistant copper powder for conductive paste and process for producing the powder A highly oxidation-resistant copper powder for conductive paste, which is a copper powder containing not more than 5 wt % of Si, is characterized in that substantially all of the Si is adhered to the surfaces of the copper particles as SiO2-system gel coa... | 07/01/2008 |
| 7387833 | Luminescent materials consisting of nanocrystals with core/shell structure and method for preparing same Luminescent material consisting of nanocrystals comprising a core surrounded by a shell, said core consisting of a nanocrystal of semiconductor of formula AB in which A represents a metal or a metalloid in oxidation state (II) and B represents a chemical element in ... | 06/17/2008 |
| 7387672 | Oxidation-stable iron oxide pigments, process for preparing them and their use The present invention relates to oxidation-stable iron oxide pigments which have a coating of at least one organic substance, to their preparation and to their use. ... | 06/17/2008 |
| 7384676 | Coating composition, hard coat film, and optical disk One side of a substrate film 11 is coated with a coating composition containing (A) a reactive particle produced by chemically bonding an organic compound having at least one polymerizable unsaturated group in its molecule to an inorganic oxide particle, (B) ... | 06/10/2008 |
| 7381466 | Abrasive with improved abrasive properties comprising a coating of complex oxide and silicate binding agent Abrasive particles from the group of conventional abrasive particles, in particular fused or sintered corundums, zirconium corundums, silicon corundums, silicon carbides and boron carbide, for application in synthetic resin-bonded abrasives, characterized by the fac... | 06/03/2008 |
| 7381467 | Composite particles comprising ferromagnetic particle, fluorescent pigment and a silica coating The present invention provides composite particles which have magnetism and simultaneously emit fluorescence with a variety of wavelengths, and which are suitable for use in the fields of biology, biochemistry or the like. The composite particles of the present inve... | 06/03/2008 |
| 7381464 | Dielectric ceramic composition and electronic device An object of the invention is to provide a multilayer ceramic capacitor having high dielectric constant, good temperature characteristic, and an improved IR temperature dependency. According to the present invention, a capacitor device body 10, wherein... | 06/03/2008 |
| 7378152 | Electroconductive zinc oxide powder and method for production thereof, and electroconducitve composition A novel electroconductive zinc oxide powder which comprises zinc oxide and, being present as a solid solution formed with the zinc oxide, 0.01 to 10 mass % relative to the zinc oxide of at least one element selected from the group consisting of IIIB Group elements, ... | 05/27/2008 |
| 7371276 | Titanium dioxide pigment and method for producing the same and resin composition using the same The titanium dioxide pigment of the present invention contains an anatase type crystal in an amount of 98-100% and has an average particle diameter of 0.2-0.4 μm and a whiteness of 95-97 in terms of L value of linseed oil. The titanium dioxide pigment of the presen... | 05/13/2008 |
| 7371456 | Nanoparticle based inks and methods of making the same The present invention provides nanoparticle based recording mediums, inks and ink compositions, methods of making nanoparticle based recording mediums and inks, nanoparticles and methods for making nanoparticles, methods for stabilizing colorants against electromagn... | 05/13/2008 |
| 7371458 | High-weatherability iron nitride-based magnetic powder and method of manufacturing the powder A high-reliability iron nitride-based magnetic powder with markedly improved weatherability with respect to deterioration over time of the magnetic properties in fine particles smaller than 25 nm is formed by adhering one or more of the elements Si and P to the surf... | 05/13/2008 |
| 7371471 | Electromagnetic noise suppressing thin film An electromagnetic noise suppressing thin film has a structure including an inorganic insulating matrix made of oxie, nitride, fluoride, or a mixture thereof and columnar-structured particles made of a pure metal of Fe, Co, or Ni or an alloy containing at least 20 w... | 05/13/2008 |
| 7368211 | Magnetic toner To provide a magnetic toner which is excellent in durability and developability even in the case of being applied to high-speed developing process or being used in a large-capacity process cartridge amount of toner in which is increased, and which has high degree of... | 05/06/2008 |
| 7368167 | Ultra low density thermally clad microspheres and method of making same Microsphere beads are mixed with a surface barrier solid, liquid or mixture of such a liquid with a solid effective to prevent agglomeration and surface bonding of the microspheres; by the control of the application of heat and balancing temperature and active mixin... | 05/06/2008 |
| 7365369 | Nitride semiconductor device A nitride semiconductor device used chiefly as an LD and an LED element. In order to improve the output and to decrease Vf, the device is given either a three-layer structure in which a nitride semiconductor layer doped with n-type impurities serving as an n-type co... | 04/29/2008 |
| 7361393 | Optical disk having a hard coat layer having lubricity imparted An optical disk of a system wherein a recording layer is to be irradiated with a laser beam through a thin film cover layer, wherein on the surface of the thin film cover layer, a hard coat layer is formed which is made of a cured product of an active energy ray cur... | 04/22/2008 |
| 7361394 | Optical disk having a hard coat layer having sebum stain proofness imparted An optical disk of a system wherein a recording layer is to be irradiated throughout a thin film cover layer with a laser beam, wherein a hard coat layer (W) is formed on the thin film cover layer, and the hard coat layer (W) is made of a cured product of coating co... | 04/22/2008 |
