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Class Information
Number: 252/512
Name: Compositions > Electrically conductive or emissive compositions > Free metal containing
Description: Compositions which contain free metals.


Sub-classes under this class:

Class Number Class Name Patents
252/513 Iron group metal (iron, cobalt, nickel) 498
252/514 Noble metal (gold, silver, ruthenium, rhodium, palladium, osmium, iridium, platinum) 978
252/515 Tungsten 105


Patents under this class:

Patent Number Title Of Patent Date Issued
7618560 Stable metal/conductive polymer composite colloids and methods for making and using the same Nov. 17, 2009
7618475 Metal powder for electrically conductive paste and electrically conductive paste Nov. 17, 2009
7611644 Core-shell structure metal nanoparticles and its manufacturing method Nov. 3, 2009
7608204 Conductive ink composition and method of forming a conductive pattern using the same Oct. 27, 2009
7601773 Room temperature-curable, heat-conductive silicone rubber composition Oct. 13, 2009
7595009 Method of applying a coating that acts as an electrolytic barrier and a cathodic prevention system Sep. 29, 2009
7588698 Circuit connecting adhesive Sep. 15, 2009
7582229 Photopolymerization electrode paste composition Sep. 1, 2009
7579069 Negative coefficient of thermal expansion particles and method of forming the same Aug. 25, 2009
7578950 Liquid crystalline polymer composition Aug. 25, 2009
7573008 PTC element Aug. 11, 2009
7569163 Polythioether amine resins and compositions comprising same Aug. 4, 2009
7569162 Electrically conductive paste and multilayer ceramic substrate Aug. 4, 2009
7560050 Conductive paste for a multi-layered ceramic electronic component and a method for manufacturing a multi-layered unit for a multi-layered ceramic electronic component Jul. 14, 2009
7556747 Electrically conductive pastes Jul. 7, 2009
7550097 Thermal conductive material utilizing electrically conductive nanoparticles Jun. 23, 2009
7544311 Positive temperature coefficient polymer composition and circuit protection device made therefrom Jun. 9, 2009
7537713 Conductive paste for a multi-layered ceramic electronic component and a method for manufacturing a multi-layered unit for a multi-layered ceramic electronic component May. 26, 2009
7537712 Electrically conductive silicone rubber composition May. 26, 2009
7531115 Conductive material and method for filling via-hole May. 12, 2009
7524893 Conductive adhesive Apr. 28, 2009
7521115 Low temperature bumping process Apr. 21, 2009
7510673 Electroconductive paste and ceramic electronic component including electroconductive paste Mar. 31, 2009
7504349 Lead-free and cadmium-free conductive copper thick film pastes Mar. 17, 2009
7494710 Fine metal particles suitable for forming a conductive coating film Feb. 24, 2009
7494608 Stabilized silver nanoparticle composition Feb. 24, 2009
7491445 Electroconductive fine particle and anisotropically electroconductive material comprising non-crystal and crystal nickel plating layers and method of making thereof Feb. 17, 2009
7491442 Fibers and ribbons for use in the manufacture of solar cells Feb. 17, 2009
7491348 Composition of matter tailoring: system I Feb. 17, 2009
7488434 Conductive paste for conductive substrate or conductive film Feb. 10, 2009
7485244 Internal electrode paste and production method of electronic device Feb. 3, 2009
7470416 Conductive fine particles and anisotropic conductive material Dec. 30, 2008
7462303 Conductive composition and ceramic electronic component Dec. 9, 2008
7459201 Compound for forming wiring conductor, fabrication method of circuit board using the same and circuit board Dec. 2, 2008
7459103 Conducting polymer-grafted carbon material for fuel cell applications Dec. 2, 2008
7452486 Zinc lanthanide sulfonic acid electrolytes Nov. 18, 2008
7445731 Metallic colloidal solution and inkjet-use metallic ink Nov. 4, 2008
7442226 Ultrafine metal powder slurry Oct. 28, 2008
7438835 Transparent conductive film, coating liquid for forming such film, transparent conductive layered structure, and display device Oct. 21, 2008
7438834 Anisotropic conductive adhesive having PTC characteristics Oct. 21, 2008
7435360 Manufacturing process of conductive composition and a manufacturing process of conductive paste Oct. 14, 2008
7431868 Method of manufacturing a metal substrate for an oxide superconducting wire Oct. 7, 2008
7422707 Highly conductive composition for wafer coating Sep. 9, 2008
7416687 Electroconductive paste composition and printed wiring board Aug. 26, 2008
7413686 Conductive particle and adhesive agent Aug. 19, 2008
7413683 Sulfonated conducting polymer-grafted carbon material for fuel cell applications Aug. 19, 2008
7410698 Conductive particle with protrusions and anisotropic conductive material therefrom Aug. 12, 2008
7410601 Conductive paste for multilayer electronic part Aug. 12, 2008
7393586 Highly oxidation-resistant copper powder for conductive paste and process for producing the powder Jul. 1, 2008
7390442 Anisotropic conductive film and method for producing the same Jun. 24, 2008



 
 
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