Patents for H01B 3 - Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties (23,469) |
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05/05/1988 | DE3636928A1 Self-healing electric capacitor |
05/04/1988 | EP0265553A1 Biaxially oriented polyoxymethylene film |
05/03/1988 | US4742166 Substituted, unsaturated, bicyclic imides and polymers thereof |
05/03/1988 | US4742109 Impact strength, elongation |
05/03/1988 | US4742031 Oxides of lead, iron, niobium, tantalum |
05/03/1988 | US4741939 Hydrolysis of amic acid groups |
05/03/1988 | CA1236122A1 Electrical insulating oil and oil-filled electrical appliances |
05/03/1988 | CA1236121A1 Electrical insulating oil and electrical appliances impregnated with the same |
04/26/1988 | US4740580 One-step process for the preparation of carboxyl group-terminated polyesters |
04/26/1988 | US4740576 Preparation of polyamidoimide coatings having a long shelf life |
04/26/1988 | US4740425 Zinc oxide in poly(arylene sulfide) compositions |
04/26/1988 | US4739544 Copper ions as insulating agents |
04/26/1988 | EP0205455A4 Curable compositions containing a polyepoxide and a halogenated dihydric phenol and impregnated substrates and laminates prepared therefrom. |
04/26/1988 | CA1235839A1 Encapsulation of electronic components with calcium silicate-containing poly(arylene sulfide) compositions |
04/26/1988 | CA1235835A1 Composition useful for making circuit board substrates and/or electrical connectors |
04/20/1988 | EP0264037A2 UV-curable dielectric compositions |
04/19/1988 | US4739032 Aromatic oligomers and resins |
04/19/1988 | US4738900 Heat resistant dielectric layer of a polymer of an aromatic dimaleimide and an aromatic dicyanamide |
04/13/1988 | EP0263782A1 Esters of allyl-bicyclo[2,2,1]-hept-5-ene-2-carboxylic acid and their polymers |
04/13/1988 | CN86106523A Suspension insulator porcelain for super high voltage direct current electricity transmission line |
04/12/1988 | CA1235149A1 Phosphate bonded materials |
04/07/1988 | WO1988002591A1 Flexible printed circuit board and process for its production |
04/07/1988 | WO1988002411A1 Material for conductive parts of electronic and electric appliances |
04/07/1988 | WO1988002386A1 Encapsulating compositions |
04/07/1988 | DE3633056A1 Extrudable mixture for halogen-free, highly flame-resistant coverings (sheaths) |
04/06/1988 | EP0262974A2 Dielectric inks and frits for multilayer circuits |
04/06/1988 | EP0262931A2 Planar antenna |
04/06/1988 | EP0262910A2 Encapsulating compositions |
04/06/1988 | EP0262643A2 Perchloroethylene dielectric fluid containing aliphatic hydrocarbons |
04/06/1988 | EP0262472A2 Electrically insulating material |
04/06/1988 | EP0262456A2 New electrical insulating oil composition |
04/06/1988 | EP0262455A2 Electrical insulating oil composition |
04/06/1988 | EP0262454A2 Electrical insulating oil composition |
04/06/1988 | EP0160668B1 Method for reducing content of halogenated aromatics in hydrocarbon solutions |
04/06/1988 | CN85107881B Preparation of polyethersulfone resin membrane |
04/05/1988 | US4736230 Composition for semiconductor porcelain, and semiconductor porcelain and capacitor by use of same |
04/05/1988 | US4736007 With unsaturated aromatic hydrocarbons |
04/05/1988 | US4735991 Blend of hydroxy(cyclo)alkly(meth)acrylate and amino(meth)acrylate with (meth)acrylate bisphenol ester |
04/05/1988 | US4735989 Blend of hydroxy(cyclo)alkyl(meth)acrylate and amino(meth)acrylate with adduct of bisphenol diglycidyl ether and ethlenically unsaturated amido amine |
04/05/1988 | US4735926 Alumina ceramic body |
04/05/1988 | US4735891 Printed multilayer circuits by coating metal foil, exposure, and development |
04/05/1988 | US4735833 Curable fabric member |
04/05/1988 | CA1234884A1 Polyvinylidene fluoride film for use in wound capacitors |
03/31/1988 | DE3632883A1 Power cable |
03/30/1988 | EP0262082A2 Resin rich mica tape |
03/30/1988 | EP0261638A2 Radiation-resistant high molecular composition |
03/29/1988 | US4734824 Electrical insulating oil and electrical appliances impregnated with the same |
03/29/1988 | US4734545 Thermoplastic polyurethane |
03/29/1988 | US4734470 Segments of polyphenylene sulfide and an aromatic sulfide sulfone polymer |
03/29/1988 | US4734467 Mixture of linear and branched polyesters, melamine resin as crosslinking agent |
03/29/1988 | US4734390 Nitrogen or oxnitrogen compounds having a perovskyte structure, their preparation and their application to the manufacture of dielectric components |
03/29/1988 | CA1234649A1 Water stabilized polymeric composition containing hydrated alumina |
03/23/1988 | EP0260875A2 Ceramic composition for pyroelectric sensors |
03/23/1988 | EP0260702A2 Oil-filled capacitor |
03/22/1988 | US4732951 Polyether-based photopolymers |
03/22/1988 | US4732928 Conjugated diene-vinyl aromatic block polymers, oils |
03/22/1988 | US4732843 Irradiation cross-linkable thermostable polymer system, for microelectronic applications |
03/22/1988 | US4732788 Process for coating substrate and an aqueous coating composition based on a cationic binder |
03/22/1988 | US4732722 Process for producing a crosslinked polyolefin insulated power cable |
03/22/1988 | US4732629 Expanding and compressing ptfe |
03/16/1988 | EP0259798A2 Electrical insulating oil composition |
03/16/1988 | EP0259653A2 Plastic insulation comprising a voltage stabilizer |
03/16/1988 | CN86105468A Composite modifier of the cable materials and its production method |
03/15/1988 | US4731504 For adhesion to polyvinyl chloride and metal |
03/15/1988 | US4731495 Electrical insulating oils |
03/15/1988 | US4731405 Thermoplastic moulding materials with high tracking resistance |
03/15/1988 | US4731390 Biaxially stretched polyparaphenylene sulfide film |
03/15/1988 | US4731207 Oxides of barium, magnesium and tantalum |
03/15/1988 | CA1234191A1 Electric cable with covering preventing fire spreading |
03/09/1988 | EP0258613A2 Ethylene copolymers with enhanced fire resistant properties |
03/08/1988 | US4730088 Transmission line |
03/08/1988 | US4730029 Flame-retardant resin |
03/08/1988 | US4729915 Biaxially oriented polyethylene naphthalate |
03/08/1988 | US4729803 Synthetic rubber dissolved in microcrystalline wax |
03/08/1988 | CA1233937A1 Crosslinked polymers obtainable by cationic polymerization and formed from unsaturated bicyclic imides |
03/08/1988 | CA1233838A1 Borosilicate glass compositions |
03/02/1988 | EP0257862A1 Blends of a poly (aryl ether) and a poly (alkylene terephthalate) for electrical devices |
03/02/1988 | EP0257593A2 Ceramic composition with improved electrical and mechanical properties |
03/02/1988 | EP0257432A2 Vinyl chloride resin composition |
03/02/1988 | EP0257144A1 A coil coating paint composition |
03/01/1988 | US4728697 Novel copolyamideimides, prepolymers therefor and method for their preparation |
03/01/1988 | US4728686 For electrodeposition |
03/01/1988 | US4728574 Electric cable with insulation of ethylene vinyl alcohol copolymer and ammonium polyphosphate |
03/01/1988 | US4728562 Dielectric composition |
02/25/1988 | WO1988001429A1 Wire-coating vinyl chloride resin composition |
02/24/1988 | EP0256603A2 Multi-layer film structure and electrical cable incorporating same |
02/24/1988 | EP0256340A1 Electrical insulation |
02/24/1988 | CN87105548A Barium titanate based dielectric compositions |
02/23/1988 | US4726993 Heat resistant; self extinguishing |
02/23/1988 | CA1233295A1 Low viscosity epoxy resin compositions |
02/16/1988 | US4725479 Dimensional stable, transparent |
02/16/1988 | US4725458 Cured product of polyamide, solvolytic agent, organic titanate catalyst, blocked polyisocyanate and hydroxy-rich polyester; by-product inhibition; noncracking |
02/16/1988 | CA1232995A1 Thermoplastic elastomeric compositions based on compatible blends of an ethylene copolymer and vinyl or vinylidene halide polymer |
02/11/1988 | WO1988000986A1 Process for forming insulating film on electrical sheet |
02/11/1988 | WO1988000886A1 A shaped article formed from a blend of a poly(aryl ether) and a polycarbonate |
02/11/1988 | DE3710975A1 Verfahren zur herstellung einer keramikzusammensetzung A process for preparing a ceramic composition |
02/10/1988 | EP0255657A1 Electrical insulation |
02/09/1988 | US4724277 Cable with flooding compound |
02/09/1988 | US4724248 Voltage stabilizing esters and urethanes |
02/09/1988 | US4724182 Low surface roughness, accuracy |