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7575714 Silver alloy excellent in reflectance maintenance property and method for producing an optical recording medium  
The present invention is a silver alloy including silver as the main component and at least one rare-earth element as a first dopant element, and excellent in reflectance maintenance property. In...
7566417 Ag base alloy thin film and sputtering target for forming Ag base alloy thin film  
The present invention relates to an Ag alloy film. Particularly, it is preferably used as a reflective film or semi-transmissive reflective film for an optical information recording medium having...
7556189 Lead-free bonding systems  
Nano-structured interconnect formation and a reworkable bonding process using solder films. Large area fabrication of nano-structured interconnects is demonstrated at a very fine pitch. This...
7413618 Silver alloy for reflective film  
The present invention provides a silver alloy for use in a reflection film in an optical recording medium, comprising silver as a main component, and at least one metal element as a first additive...
7396424 Method of manufacturing a hard precious metal alloy member  
A method of manufacturing a hard precious metal alloy member comprising casting a material consisting essentially of a gold alloy, which has a gold content of from 37.50 to 98.45 wt %, and contains...
6913657 Hard precious metal alloy member and method of manufacturing same  
A hard precious metal alloy member is constituted of a gold alloy, which has a gold Au content of from 37.50 to 98.45 wt %, and contains a hardening additive in a range of not less than 50 ppm but...
6791045 Shielded-type automotive relay controlling a magnet clutch load of a vehicle air-conditioner  
The invention is directed to an electric contact material useful in the fabrication of a vehicle relay of high durability against inductive load to which the relay incorporated in a magnetic clutch...
6746551 Make break contact material comprising ag-ni based alloy having ni metal particles dispersed and relay using the same  
A make-and-break contact material which is less worn out and is able to achieve an increased life compared to a conventional material of Ag—CdO-based alloy, in an AC general relay used for a...
6627149 High-purity silver wires for use in recording, acoustic or image transmission applications  
A high purity silver wire for use in recording, acoustic or image transmission applications. The high purity silver wire is made of high purity silver containing sulfur, iron, copper, palladium,...
6506267 Personal ornament and silver alloy for personal ornament  
The accessory of the present invention comprises 1% to 9% by weight of germanium, 2% to 20% of indium in terms of weight ratio with respect to germanium, and the rest constituted by silver. It can...
6413649 Silver-copper-nickel infiltration brazing filler metal and composites made therefrom  
The present invention is directed to brazing filler metals that can be used in the infiltration brazing of porous matrix materials without the need for a flux. The brazing filler metals contain two...
6399019 Brazing material for use in joining a metal plate to a ceramic substrate  
A metal-ceramic composite substitute is produced by joining a metal plate to a ceramic substrate by using a brazing material in a paste form prepared by adding 10-14 parts by weight of a vehicle to...
6319617 Oxide-bondable solder  
A solder composition that bonds well to oxides and other surfaces to which solder bonding is conventionally difficult is provided. The solder is particularly useful for reliable bonding and...
6306516 Article comprising oxide-bondable solder  
The invention provides an article comprising a solder that bonds well to oxides and other surfaces to which solder bonding is problematic. The solder composition contains one or more rare earth...
6210547 Enhanced solder surface and process for chemically and mechanically enhancing solder surface properties  
A process for altering surface properties of a mass of metal alloy solder comprising a first metal and a second metal. The process comprises exposing the mass to energized ions to preferentially...
6139652 Tarnish-resistant hardenable fine silver alloys  
A fine silver alloy composition having at least about 99.5 weight percent silver, with the balance containing an element, or an oxide of an element, selected from the group consisting of: aluminum,...
5967860 Electroplated Ag-Ni-C electrical contacts  
Nesting electrical connectors comprising a substrate and a silver-nickel-carbon electrodeposit atop the substrate. The electrodeposit is at least about 0.5 micrometers thick, and comprises about 10...
5957828 Silver sol, preparation thereof, coating material for forming transparent conductive film and transparent conductive film  
A silver sol comprises silver particles having a particle size ranging from 1 to 100 nm and a silver solid content ranging from 1 to 80% by weight. The silver sol can be prepared by a method...
5882441 Silver colored alloy with low percentage copper  
A silver colored alloy, highly tarnish resistant, corrosion resistant and brittleness free is provided. The alloy includes 90% to 94% by weight silver, 3.50% to 7.35% by weight zinc, 1% to 3% by...
5858125 Magnetoresistive materials  
A magnetoresistive material of the present invention has a structure in which many clusters are surrounded by a crystal phase of Cu and/or Ag, where each cluster has a grain size of 20 nm or less...
5749940 Method for producing high grade reduced silver  
The known method comprises the following steps. (1) the de-copperized anode slime is chlorination-leached with HCl and H 2 O 2 . (2) Na 2 CO 3 is added to the chlorination-leach residue of (1)....
5578177 Method of manufacturing fully annealed metal anodes  
Methods of manufacturing fully annealed metal anodes are disclosed. The methods contemplate supplying metal and heating the metal until it has obtained a molten state. The molten metal is permitted...
5451272 Silver-oxide electric contact material for use in switches for high current  
A silver-oxide material for electric contacts of high-current switches, having excellent deposition resistance and consumption resistance. The material is formed by subjecting to an internal...
5425819 Magnetoresistive material  
A granule-type magnetoresistive material is used to form a MR component, which is equipped in a magnetic head, or the like. When placing the magnetoresistive material in the external magnetic...
5288430 Conductive pastes  
A conductive paste is provided which is prepared by kneading a composition comprising silver metal powder, an organic vehicle, and a silver-titanium alloy powder contained in an amount of 0.1 to...
5246480 Sintered contact material based on silver for use in power engineering switch-gear, in particular for contact pieces in low-voltage switches  
In a contact material, there is present in addition to silver, at least one higher melting point metal, metal alloy or metal compound. According to the invention, the material contains in addition...
5149498 Method of producing tarnish-resistant and oxidation-resistant alloys using Zr and B  
Method for producing tarnish-resistant and oxidation-resistant sheets, billets, rods, tubes, profiles or wires for tarnish-resistant and oxidation-resistant structural components which tolerate...
5147728 Ag-SnO.sub.2 electrical contact materials  
Novel Ag-SnO electrical contact materials are disclosed, which are made of Ag alloys consisting of 5-20 weight % of Sn and a balance of Ag, the alloys having been prepared by melting and having...
5098655 Electrical contact alloy  
The electrical contact alloy is provided comprising Sb and either Au or Ag or both. In such alloys, Sb produces a non-catalytic effect to inhibit formation of carbon from organic gases derived from...
5078810 Method of making Ag-SnO contact materials by high pressure internal oxidation  
Novel Ag-SnO electrical contact materials are disclosed, which are made of Ag alloys consisting of 5-20 weight % of Sn and a balance of Ag, the alloys having been prepared by melting and having...
5069190 Fuel treatment methods, compositions and devices  
The invention encompasses methods, compositions of matter and devices used with fuel combustion apparatus for treating fuels prior to combustion by flowing such fuels into intimate contact with one...
5023144 Silver alloy foil for interconnector for solar cell  
There is disclosed a silver alloy foil for an interconnector of a solar cell. The silver alloy contains 10 ppm to 1,000 ppm of calcium; 10 ppm to 750 ppm of at least one element selected from the...
5021214 Ag alloy of high discoloration resistance  
Ag allow generally used for decorative purposes such as silverware and accessories, including In and Al as a substitute for conventionally used Pd provides the products with high discoloration...
5019336 Micro-additions to tin alloys  
Tin-based alloys that include micro-additions of certain elements avoid the discoloration that otherwise afflict those alloys when they are melted. The discoloration, which results from tin...
4981533 Internal-oxidation method of electrical contact materials and the materials produced thereby  
Electrical contact materials are made by the internal-oxidation of Ag alloys containing more than 5 weight % of Sn, with the assistance of Pb or Zr contained at an amount as minimum as possible....
4980243 Direct bonding of ceramic parts by a silver alloy solder  
Solders for directly soldering together ceramic parts consisting essentially of 70 to 99% silver, 0.5 to 15% by weight indium or 0.5 to 10% by weight tin and 0.5 to 15% by weight titanium or...
4976529 Soldering material for spectacle frame and spectacle frame in which said soldering material is used  
A shape memory alloy is used for face-contacting parts (1, 3, 4, 5; 101) and lens-fixing parts (2) of a spectacle frame, and parts (12, 13; 103) connected thereto are formed of titanium, a titanium...
4777335 Contact forming material for a vacuum valve  
A contact forming material for a vacuum valve or vacuum circuit breaker comprising (a) a conductive material consisting of copper and/or silver, and (b) an arc-proof material consisting of...
4726858 Recording material  
A recording material made of an alloy capable of exhibiting different spectral reflectances at an equal temperature, depending on a heating-cooling cycle to which the alloy is subjected. The alloy...
4647322 Internal oxidized Ag-SnO system alloy electrical contact materials  
Internal oxidized Ag-SnO system alloy electrical contact materials having a moderate initial contact resistance and having no depletion layer is disclosed. The alloy is internal oxidized by having...
4565590 Silver and metal oxides electrical contact material and method for making electrical contacts  
The invention relates to a material for electrical contacts, in particular for contact studs in low-voltage switchgear. The material consists of silver, tin oxide and other additives. A material is...
4539041 Process for the reduction of metallic compounds by polyols, and metallic powders obtained by this process  
A process for reducing in a liquid phase a solid compound selected from the oxide, hydroxide or salt of a metal selected from the group consisting of gold, palladium, iridium, osmium, copper,...
4514238 Internally oxidized Ag-Sn-Bi alloy electrical contact materials  
Internally oxidized Ag-Sn-Bi alloy electrical contact materials. The alloy contains a larger amount of Bi, viz., more than 2 weight percent of bismuth, whereby the Bi which can not be a solid...
4502899 Electric joint material  
A joint material that is improved in arc-proof characteristic, fusion-proof characteristic, and consumption-proof characteristic. The joint material contains silver, lithium oxide and one selected...
4491679 Thermoelectric materials and devices made therewith  
The disclosed invention includes improved devices and materials for thermoelectric conversion, particularly for operation at temperatures of 300° C. and below. Disordered p-type semiconductor...
4459264 Reactive metal-palladium-silver brazing alloys  
Reactive metal-palladium-silver are suitable for brazing ceramics, other non-metallic and metallic materials.
4452652 Electrical contact materials and their production method  
An aggregate and/or integrate comprising of silver and tin oxides and/or tin alloy oxides of 4-25 weight % which have been prepared to have the oxides dispersed in the silver, are subjected to a...
4447392 Ductile silver based brazing alloys containing a reactive metal and manganese or germanium or mixtures thereof  
Silver based brazing alloys containing controlled amounts of a reactive metal selected from titanium, vanadium, zirconium and mixtures thereof and a third metal selected from manganese, germanium...
4412971 Electrical contact materials of internally oxidized Ag-Sn-Bi alloy  
Internally oxidized Ag-Sn of 3 - less than 5 weight % alloy electrical contact materials are improved of their internal oxidation velocity and consequently of their contact resistance by the...
4410491 Material for electrical contacts  
There is described a contact material based on silver-tin oxide and additional metal oxide having a high working life, slight welding strength and low switching temperatures. Besides silver and tin...
Matches 1 - 50 out of 97 1 2 >