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7531112 Composition for forming dielectric, capacitor produced using composition, and printed circuit board provided with capacitor  
Disclosed is a composition for forming a dielectric, which is applied to an embedded capacitor with a high dielectric constant, a capacitor produced using the composition, and a PCB provided with...
7477131 Low temperature coefficient of resistivity polymeric resistors based on metal carbides and nitrides  
Provided are compositions containing 20 to 50% by volume of a nitride or carbide of a group IV metal, a polymer, and 1 to 9% by volume of an allotrope of carbon. The compositions are useful in...
7435702 Photocatalyst and process for purifying gas effluent by photocatalytic oxidation  
The photocatalyst based on a composite WO 3 —SiC/TiO 2 semiconductor and subjected to radiation whose wavelength is at least partly less than 400 nm gives1 photocatalytic oxidation of volatile...
7195722 Compositions for ceramic igniters  
Ceramic igniter compositions are provided that contain components of conductive material and insulating material, where the insulating material component includes a relatively high concentration of...
7195720 Curable composition for heat conductive material  
The invention provides a curable composition for a heat conductive material, having an excellent durability, a satisfactory heat conductive property and a high productivity with easily controllable...
7189342 Tapecast electro-conductive cermets for high temperature resistive heating systems  
This invention relates to novel chemical compositions and manufacturing methods for producing electro-conductive, metal-ceramic materials having improved structural stability to operate at high...
7112549 Low thermal expansion ceramic and member for exposure system  
A low-thermal-expansion, rigid and wear-resistant ceramic is provided. The low-thermal-expansion ceramic of the invention includes 60 vol % to 99.9 vol % of at least one selected from the group...
7067775 Treatment for improving the stability of silicon carbide heating elements  
A treatment and an object so treated, which may be used to improve the electrical stability, energy efficiency and performance of silicon carbide heating elements is disclosed. Use is made of...
7046117 Integrated magnetic field strap for signal isolator  
An integrated signal isolator is provided to isolate first and second circuits. First, second, third, and fourth magnetoresistors of the isolator are coupled together so as to form a Wheatstone...
7022175 Initial solids mixture for a later organic coating application  
An initial solids mixture for a later organic coating, such as pigmented coatings, films, priming coats, etc., e.g., for a coil coating method in which an initial solids mixture is applied to a...
7018947 Low resistivity silicon carbide  
Free standing articles of chemical vapor deposited silicon carbide with electrical resistivities of less than 0.9 ohm-cm are provided without substantially degrading its thermal conductivity or...
6875376 Voltage non-linear resistor, method for manufacturing the same, and varistor using the same  
A voltage non-linear resistor which makes a SiC-based varistor exhibiting low apparent relative dielectric constant and the voltage nonlinearity coefficient α at the same level as ZnO-based...
6849207 Silicon nitride sintered material and production process thereof  
A silicon nitride sintered material containing a silicon nitride component and silicon carbide having an average particle size of 1 μm or less in an amount of at least 1 mass % and less than 4...
6695984 Silicon carbide sinter and process for producing the same  
The present invention provides: a fabrication method of a silicon carbide sintered body, including a step of fabricating a mixed powder slurry by dissolving or dispersing silicon carbide powder, at...
6649325 Thermally conductive dielectric mounts for printed circuitry and semi-conductor devices and method of preparation  
Methods and formulations for use in preparing thermally conductive dielectric mounts for heat generating semi-conductor devices and associated circuitry. The formulations include a thermoplastic...
6632761 Silicon carbide powder, method of producing a green body, and method of producing a sintered silicon carbide  
A silicon carbide powder which can increase the densities of a green body and a sintered silicon carbide, a method of producing a green body having a high density and excellent handling properties,...
6589448 Ceramic ball for bearing and ceramic ball bearing using the same  
A ceramic bearing ball in which at least a portion of a constituent ceramic is formed of an electrically conductive inorganic compound phase, whereby a proper electrical conductivity is imparted to...
6497829 Method of producing silicon carbide: heating and lighting elements  
A method of producing silicon carbide (SiC) heating and lighting elements, by mixing a quantity of finely-divided particles of carbon in a binder; shaping the mixture; applying finely-divided...
6472972 PTC composite material  
A PTC composite material including a matrix of ceramic material having one of a cristobalite crystal structure and a tridymite crystal structure, each doped with an oxide of at least one of Be, B,...
6379806 Heat-resistant silicone rubber composite sheet having thermal conductivity and method of producing the same  
A thermally conductive heat-resistant silicone rubber composite sheet which has a heat-resistant resin film layer on at least one side of a silicone rubber sheet and can be suitably used in a hot...
6328913 Composite monolithic elements and methods for making such elements  
A composite monolithic element for use as a hot surface ignitor or the like includes first and second regions or layers. The first region or layer comprises a low pressure ejection molded mixture...
6303055 Composition of a high sensitivity sensor for detecting mechanical quantity  
A composition of a high sensitivity sensor for detecting mechanical quantity including: an insulating matrix material; and a conductive path formed by discontinuously dispersing second phase...
6296793 Composition for preparing water-repellent coatings on optical substrates  
Composition for preparing water-repellent coatings on optical substrates, comprising a porous, electrically conductive molding and an organosilicon compound, obtainable by mixing an electrically...
6228904 Nanostructured fillers and carriers  
A nanocomposite structure comprising a nanostructured filler or carrier intimately mixed with a matrix, and methods of making such a structure. The nanostructured filler has a domain size...
6156238 Liquid phase-sintered, electrically conductive and oxidation-resistant ceramic material, a process for producing it and its use  
This invention relates to a liquid phase-sintered, electrically conductive and oxidation-resistant ceramic material, to a process for producing it and to its use.
6146550 Electrical resistance heating element for an electric furnace and process for manufacturing such a resistance element  
This electrical resistance heating element (10) for an electric furnace comprises a resistive heating part (12) made of a ceramic. The ceramic comprises a sintered mixture of silicon carbide...
6114429 Thermally conductive silicone composition  
A thermally conductive silicone composition which comprises (A) 5 to 30 weight % of a liquid silicone, (B) 50 to 94.98 weight % of at least one thickener selected from the group consisting of a...
6090733 Sintered silicon carbide and method for producing the same  
A sintered silicon carbide containing nitrogen is obtained by sintering a mixture of a powder of silicon carbide and a nonmetallic auxiliary sintering agent. The sintered silicon carbide has a...
6024896 Contacts material  
The contacts material of the present invention is contacts material including silver-tungsten carbide alloy containing 55-70 weight % of tungsten carbide (WC) of mean particle size 0.1-6 μm...
6019913 Low work function, stable compound clusters and generation process  
Low work function, stable compound clusters are generated by co-evaporation of a solid semiconductor (i.e., Si) and alkali metal (i.e., Cs) elements in an oxygen environment. The compound clusters...
5994250 Sintered ceramic bodies and ceramic working tools  
A sintered ceramic body which can be worked by electrical discharge machining, has high mechanical strength, and can be worked into sintered ceramic tools which have long life is disclosed....
5976420 Chip type varistor and ceramic compositions for the same  
There is provided a chip type varistor having a small electrostatic capacity, high voltage non-linearity, and high voltage suppressing capability and surge resistance. The chip type varistor is a...
5961888 Ceramic electric resistor  
A ceramic electric resistor is proposed which can be made by means of ceramizing at least one organo-silicon polymer and at least one filler. The filler comprises at least one high-melting...
5938979 Electromagnetic shielding  
Electromagnetic shielding material is formed from a shielding composition made with magnetic particles and a binder, where the magnetic particles have an average diameter less than about 1000 nm...
5925467 Electrically and thermally conductive plastic and use of this plastic  
The electrically and thermally conductive plastic contains a polymer and a filler embedded in the polymer, based on a semiconducting material having by doping a predetermined intrinsic electrical...
5916833 Sintered ceramic bodies and ceramic metal working tools  
A sintered ceramic body which can be worked by electrical discharge machining, has high mechanical strength, and can be worked into sintered ceramic tools which have long life is disclosed....
5888429 Method for providing high temperature conductive-resistant coating, medium and articles  
The temperature adjustable coating and medium and method for providing an electrically-resistant temperature-adjustable article and structure. The coating provides a continuous...
5880439 Functionally stepped, resistive ceramic  
An electrically powered functionally graded ceramic composite heater and a functionally stepped ceramic composite heater useful for cigarette lighters. The electrical resistance heater includes...
5820789 High voltage ceramic igniter  
A method of heating, comprising the step of providing a line voltage of between 120V and 230 V across a ceramic igniter having a hot zone composition comprising: (a) between 50 and 80 v/o of an...
5786565 Match head ceramic igniter and method of using same  
A ceramic igniter comprising: a) a pair of electrically conductive portions, each portion having a first end, b) a hot zone disposed between and in electrical connection with each of the...
5750249 Galvanically compatible conductive filler and methods of making same  
Composite particles suitable as conductive filler for electrically conductive compositions which can be used as gaskets, caulking and plastics, for example. The compositions are, useful as EMI...
5705261 Active metal metallization of mini-igniters by silk screening  
A ceramic igniter comprising: a) a lead wire, b) a ceramic substrate, and c) a braze pad having a thickness of less than about 150 microns, wherein the lead wire and ceramic substrate are placed in...
5670259 Water soluble pyrolytic paint  
The present invention provides a water soluble, inorganic pyrolytic paint which, when dried to form a paint layer, generates heat from a whole surface of the paint layer by supplying electric...
5657315 System and method for ring latency measurement and correction  
A system and method for passively measuring and correcting ring latency on a token or FDDI ring includes generating bits and token frames in a defined pattern according to the token ring protocol....
5643721 Bioreagent immobilization medium  
The present invention provides an immobilization medium which can immobilize bioreagents to support materials and which dries to a water resistant layer or film. The immobilization medium comprises...
5611955 High resistivity silicon carbide substrates for high power microwave devices  
A substrate for use in semiconductor devices, fabricated of silicon carbide and having a resistivity of greater than 1500 Ohm-cm. The substrate being characterized as having deep level impurities...
5611953 Sinter-homogenized heating products  
Electrical heating elements operable at high temperatures for long periods are produced by a method involving micropyretic synthesis. Compositions subjected to micropyretic synthesis comprises a...
5582769 Composition for providing high temperature conductive-resistant coating  
The temperature adjustable coating and medium and method for providing an electrically-resistant temperature-adjustable article and structure. The coating provides a continuous...
5514630 Composition for small ceramic igniters  
A ceramic material comprising: (a) between about 50 and about 80 v/o of an electrically insulating ceramic having a resistivity of at least about 10 E+10 ohm-cm; (b) between about 10 and...
5500394 Fire-resistant and thermal shock-resistant composite ceramic material and method of making same  
The invention provides a ceramic composite material which includes 60-85% silicon carbide, 4-15% titanium carbide, 4-20% titanium boride, 4-13% aluminum oxide, and 1-8% titanium oxide. All...
Matches 1 - 50 out of 265 1 2 3 4 5 6 >