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Class 501/88 - Silicon carbide


Subclass of Class 501 - Compositions: ceramic
Definition: Compositions which contain a silicon carbide, e.g., SiC.
No. of applications: 90
Last issue date: 02/02/2012


1      
Application No.Application TitleIssue Date
20120025432CERAMICS MANUFACTURE USING RAPIDLY HYDRATABLE CELLULOSIC BINDER
A method for making a ceramic body, the method including: mixing inorganic ceramic-forming ingredients to form a batch; adding a rapidly hydratable cellulosic binder and a liquid vehicle to the batch and further mixing to form a plasticized mixture; extruding the plasti...
02/02/2012
20110318714IMPLANT MATERIAL AND METHOD FOR MANUFACTURING THE SAME
An implant material includes a base material, and a silicon-containing carbon thin film formed on a surface of the base material. The carbon thin film contains a C—C component in which carbon atoms are bonded, and a SiC component in which carbon and silicon atoms are ...
12/29/2011
20110275507METHOD FOR FORMING A DIELECTRIC FILM AND NOVEL PRECURSORS FOR IMPLEMENTING SAID METHOD
The invention relates to dielectric layers with a low dielectric constant, said layers being used to separate metallic interconnections especially during the production of integrated circuit boards (in the BEOL part of the circuit). According to the invention, the diele...
11/10/2011
20110262689COMPOSITION FOR EXTRUSION-MOLDED BODIES
A composition for extrusion-molded bodies which comprises

a) an inorganic material that sets as a result of baking or sintering, and
b) a methylhydroxyethyl cellulose having a DS(methyl) of from 0.8 to 2.5, an MS(hydroxyethyl) of from...

10/27/2011
20110224071OUTER PERIPHERY-COATING MATERIAL, OUTER PERIPHERY-COATED HONEYCOMB STRUCTURE AND PROCESS FOR PRODUCTION THEREOF
The outer-peripheral coating material of the present invention contains a filler containing a laser-coloring powder containing at least one member selected from the group consisting of a metal and a metal compound each developing a color which differs from the original ...
09/15/2011
20110172079WATER-SOLUBLE BINDER AND CERAMIC MOLDING COMPOSITION
A water-soluble binder comprising a water-soluble hydroxypropyl methyl cellulose having a methoxyl substitution of 28-30 wt % and a hydroxypropyl substitution of 5-7 wt % has a syneresis value of at least 30 wt % and a clay heat gel strength of at least 0.5 kgf. A ceram...
07/14/2011
20110086233HARD COATING LAYER AND METHOD FOR FORMING THE SAME
Disclosed is a crystalline hard coating layer having no cracks, which exhibits both high hardness and excellent wear resistance at the same time. A method for forming the hard coating layer is also disclosed. A crystalline hard coating layer (3) coating a substra...
04/14/2011
20100279845PROCESS OF PRODUCING CERAMIC MATRIX COMPOSITES
A process for producing a silicon-containing CMC article that exhibits improved physical, mechanical, and microstructural properties at elevated temperatures exceeding the melting point of silicon. The process entails producing a body containing a ceramic reinforcement ...
11/04/2010
20100260972Protective Member and Protective Body Using the Same
This invention provides a protective member comprising a ceramic body comprising a plurality of first phases (2) composed mainly of silicon carbide and a plurality of second phases (3) having a composition different from the composition of the first phase ...
10/14/2010
20100240517COMPOSITIONS FOR IMPROVED CERAMIC ARMOR
The present invention contemplates the addition of zirconium compounds to well known ceramic ballistic materials to increase resistance to penetration by projectiles. In the preferred embodiments of the present invention, the zirconium compound that is employed consists...
09/23/2010
20100205920ADHESIVES WITH THEMAL CONDUCTIVITY ENHANCED BY MIXED SILVER FILLERS
Continuous ceramic (e.g., silicon carbide) nanofibers (502, 602, 604, 606, 608, 702, 704, 1102, 1104) which are optionally p or n type doped are manufactured by electrospinning a polymeric ceramic precursor to produce fine strands of polymeric ceramic precursor w...
08/19/2010
20100197484PREPARATION OF MINERAL PARTICLES IN A SUPERCRITICAL CO2 MEDIUM
The present invention relates to a process for preparing mineral particles (p) from mineral species precursors, said process comprising a step (E) in which a fluid medium (F) containing said precursors in solution and/or dispersed in a solvent is injected into a reactor...
08/05/2010
20100130344High resistivity SiC material with B, N and O as the only additions
A dense silicon carbide (SiC) material with boron (B), nitrogen (N) and oxygen (O) as the only additives and with excellent insulting performance (electrical volume resistivity greater than 1×108 Ω.cm). The SiC ceramic material, made from a powder mix of, b...
05/27/2010
20100130343CERAMICS SLIDING MEMBER FOR USE IN PURE WATER
A ceramics sliding member for use in ultrapure water or pure water of the present invention is made of an SiC sintered body. The SiC sintered body includes β-SiC at a ratio of 20% or more thereto and has an average crystal structure whose aspect ratio is 2 or greater....
05/27/2010
20100120604SILICON CARBIDE MATERIAL FOR NUCLEAR APPLICATIONS, PRECURSOR AND METHOD FOR FORMING SAME, AND STRUCTURES INCLUDING THE MATERIAL
A precursor formulation of a silicon carbide material that includes a ceramic material and a boron-11 compound. The ceramic material may include silicon and carbon and, optionally, oxygen, nitrogen, titanium, zirconium, aluminum, or mixtures thereof. The boron-11 compou...
05/13/2010
20100107583CERAMIC SINTERED BODY AND CERAMIC FILTER
It is to provide a ceramic sintered body and a ceramic filter having a long-term stability which can prevent cracks from occurring due to the breakage of ceramic particles when thermal stress is applied in regeneration process and the like, and can prevent catalyst carr...
05/06/2010
20100113249ALKYLCELLULOSE SALT BINDER FOR GREEN BODY MANUFACTURE
A batch mixture including ceramic-forming ingredients, a pore former, a binder comprising an ammonium salt of an alkylated cellulose binder, and a liquid vehicle, as defined herein. Also disclosed is a method for producing a ceramic precursor article as defined herein h...
05/06/2010
20100093513Refractory composition, formed refractory article, and sintered refractory article
A refractory composition having excellent erosion resistance and infiltration resistance to a molten metal and a formed article and a sintered article produced from the refractory composition are provided. The refractory composition comprises for 100 parts by mass of at...
04/15/2010
20100083645METHOD FOR OBTAINING A POROUS STRUCTURE BASED ON SILICON CARBIDE
The invention relates to a process for obtaining a structure made from a porous ceramic material comprising at least 95% of silicon carbide SiC, said process being characterized in that said structure is obtained from a mixture of SiC grains comprising at least:
    04/08/2010
    20100069223METHOD FOR THE PREPARATION OF CERAMIC MATERIALS
    A novel process for the preparation of boron carbide, boron nitride and silicon carbide powders comprises carbidization or nitrization step of boron oxide or silicon oxide respectively, using nanoparticles substrates....
    03/18/2010
    20100040834Synthesis Of Ordered Mesoporous Carbon-Silicon Nanocomposites
    A method for preparing ordered mesoporous silicon carbide (OMSiC) nanocomposites uses an evaporation-induced self-assembly of a precursor composition that preferably includes a phenolic resin, pre-hydrolyzed tetraethyl orthosilicate, a surfactant, and butanol. The precu...
    02/18/2010
    20100041541SiC FIBER-BONDED CERAMIC AND PROCESS FOR PRODUCTION OF THE SAME
    An SiC fiber bonded ceramic constituted of both a base material which comprises both inorganic fibers made mainly of a sintered SiC structure containing 0.01 to 1 wt % of oxygen (O) and at least one of Groups 2A, 3A and 3B metals and a 1 to 100-nm and carbon (C)-base bo...
    02/18/2010
    20100035746Methods for Making Carbide-Metal Nanocomposite Powders
    This chemical vapor synthesis process was designed so that a metal carbide precursor and a secondary metal precursor are separately or together fed into each evaporator in a reactor by specially designed precursor feeders, either simultaneously or sequentially. The redu...
    02/11/2010
    20100029463PREPARATION FOR PRODUCING REFRACTORY MATERIALS
    Preparation for producing refractory materials, characterized in that it comprises one or more particulate, refractory components and one or more binders, where—the particulate, refractory component has a mean particle diameter of >0.3 m and—the binder is selecte...
    02/04/2010
    20100025897COMPOSITION FOR CERAMIC EXTRUSION-MOLDED BODY AND METHOD FOR MANUFACTURING A CERAMIC EXTRUSION-MOLDED BODY
    A composition for ceramic extrusion-molded bodies includes a ceramic material, a water-soluble cellulose ether, a styrenesulfonate and water. A method for manufacturing a ceramic extrusion-molded body using the composition is also provided....
    02/04/2010
    20100016144Sintered Silicon Wafer
    Provided is a sintered silicon wafer, wherein the volume ratio of silicon oxide contained in the wafer is 0.01% or more and 0.2% or less, the volume ratio of silicon carbide is 0.01% or more and 0.15% or less, and the volume ratio of metal silicide is 0.006% or less. Ad...
    01/21/2010
    20090264273CERAMIC MATERIAL SUITABLE FOR REPAIR OF A SPACE VEHICLE COMPONENT IN A MICROGRAVITY AND VACUUM ENVIRONMENT, METHOD OF MAKING SAME, AND METHOD OF REPAIRING A SPACE VEHICLE COMPONENT
    A precursor of a ceramic adhesive suitable for use in a vacuum, thermal, and microgravity environment. The precursor of the ceramic adhesive includes a silicon-based, preceramic polymer and at least one ceramic powder selected from the group consisting of aluminum oxide...
    10/22/2009
    20090176043SILICON CARBIDE BASED POROUS MATERIAL AND METHOD FOR PREPARATION THEREOF
    A silicon carbide based porous material, which contains a metal silicide in an amount of 1 to 30% by mass and having a porosity of 38 to 80%, is provided....
    07/09/2009
    20090169805POROUS FIRED BODY AND MANUFACTURING METHOD THEREOF
    A porous fired body including a structure that aggregates are bonded by a bonding material, wherein the aggregates include oxide particles having a larger thermal capacity per unit volume than an SiC particle and SiC, the bonding material includes metallic Si, volume ra...
    07/02/2009
    20090156385Manufacture and use of engineered carbide and nitride composites
    Carbides and nitrides are provided containing a controlled amount of pre-determined diluents and methods for their manufacture and use are disclosed. The pre-determined diluents include at least one of the silica, silicon metal, carbon, alumina, boron oxide, alkaline ea...
    06/18/2009
    20090149308Method and Device For Siliconization of Carbon-Containing Materials
    Method for treatment of workpieces of porous carbon material with liquid silicon with the formation of silicon carbide, comprising the following steps: preheating of porous carbon workpieces under an inert gas to a selected operating temperature TB1, d...
    06/11/2009
    20090149309Sintered Ceramic, Slide Part therefrom, and Process for Producing Sintered Ceramic
    It is an object of the invention to provide a ceramic sintered body that has a dense structure and minimal cracking and that exhibits excellent sliding properties even in a non-lubricated state, as well as a process for its production and sliding parts that employ the s...
    06/11/2009
    20090139208METHOD FOR PREPARING A POROUS STRUCTURE USING SILICA-BASED PORE-FORMING AGENTS
    The invention relates to a process for manufacturing a porous silicon carbide structure of the honeycomb type, said process being characterized in that it comprises the following steps: forming of a paste from a mixture of silicon carbide grains, the diameter d50 <...
    06/04/2009
    20090130324WEAR RESISTANT CERAMIC COMPOSITE COATINGS AND PROCESS FOR PRODUCTION THEREOF
    A binder-free ceramic feedstock composition for thermal spraying on a surface of an article is provided. The composition comprises: an oxide ceramic powder and a boride and/or carbide ceramic powder. The boride and/or carbide ceramic powders are comprised of micron-size...
    05/21/2009
    20090130446HIGH TEMPERATURE REFRACTORY COATINGS FOR CERAMIC SUBSTRATES
    A composite article includes a substrate and a protective layer on the substrate. The protective layer includes a non-oxide ceramic matrix and a refractory phase within the non-oxide ceramic matrix....
    05/21/2009
    20090111678HIGH RESISTIVITY SILICON CARBIDE
    A recrystallized silicon carbide body is provided that has a resistivity of not less than about 1E5 Ωcm and a nitrogen content comprising nitrogen atoms bonded within the body, wherein the nitrogen content is not greater than about 200 ppm....
    04/30/2009
    20090093358Porous Silicone Carbide
    A porous refractory product includes a matrix of sintered silicon carbide having a porosity of about 45% to about 65%. The matrix is formed by heating in a noble gas atmosphere a cast preform including a mixture of alpha-silicon carbide and boron carbide each having a p...
    04/09/2009
    20090011208Ceramics Made of Preceramic Paper or Board Structures, Method of Producing the Same and Use Thereof
    Ceramics are made of preceramic paper or board structures in a particular shape previously represented in a paper structure, in which the preceramic papers or boards have a content of ceramic fillers between 30 and 95 wt-%, with the ceramic fillers having a particle siz...
    01/08/2009
    20080265471Polycrystalline Sic Electrical Devices and Methods for Fabricating the Same
    The present invention relates to a to novel electrical devices fabricated from polycrystalline silicon carbide (SiC) and methods for forming the same. The present invention provides a method for fabricating polycrystalline silicon carbide (SiC) products infiltrated with...
    10/30/2008
    20080254271Si-SiC BASED FIRED BODY AND METHOD FOR MANUFACTURING THE SAME
    A Si—SiC based fired body includes a plurality of silicon carbide (SiC) particles serving as an aggregate, and silicon (Si) which serves as a binder and which is filled into gaps between the above-described silicon carbide particles, wherein the maximum particle diame...
    10/16/2008
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