Patents
Patents for H01B 3 - Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties (23,469)
11/1980
11/04/1980CA1089139A1 Aqueous polyester coating composition
11/04/1980CA1089114A1 Method of producing a dielectric of two-layer construction
11/04/1980CA1088960A1 Sintering of silicon nitride using mg and be additives
10/1980
10/30/1980WO1980002343A1 Ceramic base
10/29/1980EP0017798A1 Modified polyester imides curable by high energy radiation, process for their production and their use in the insulation of electric wires
10/28/1980US4230758 Fluorine resin coated structure of aluminum or aluminum alloy
10/28/1980US4230589 Method for producing piezoelectric ceramics
10/28/1980CA1088292A1 Liquid ester impregnant for electrical devices
10/21/1980US4229777 High voltage dual dielectric capacitor roll
10/15/1980EP0017624A1 Process for manufacturing an electrical conductor, insulated by a reticulated plastics coating, and an insulated electrical conductor obtained by such a process
10/15/1980EP0017609A1 Electrical or optical cable insulated with synthetic material and comprising a flame resistant inner mantle
10/15/1980EP0017579A1 Electrical cable with a reduced degree of nuisance, and having a good fire behaviour
10/15/1980EP0017312A1 Method of producing a resin for producing heat stable products, the resin and the products
10/15/1980EP0017062A1 Use of amorphous polethersulfones in the extrusion-process manufacture of insulated copper winding wires
10/15/1980EP0017002A1 Flame retardant thermoplastic moulding compositions and their use in cable insulation
10/14/1980US4228482 Multilayer ceramic capacitors
10/14/1980US4228251 Resin composition having low shrink properties
10/14/1980US4228059 Wire enamel
10/14/1980US4228024 Insulating oil compositions containing a fraction derived from the alkylation product of benzene with ethylene
10/14/1980US4228023 Paraffinic insulating oils containing a diarylalkane
10/14/1980CA1087795A1 Stabilized polyolefin compositions
10/14/1980CA1087779A1 Heat resistant ethylene-propylene rubber and insulated conductor product thereof
10/14/1980CA1087388A1 Multilayer capacitors and process for making the same
10/14/1980CA1087386A1 Dielectriques liquides
10/07/1980US4227042 Telephone cords
10/07/1980US4226913 Polyparabanic acid/copper foil laminates obtained by direct solution casting
10/07/1980US4226903 Paper, aramids, thermosetting resins
10/07/1980US4226823 Ethylene-vinyl acetate copolymer, carbon black, peroxide
10/07/1980US4226735 Magnesium and strontium titanates, titanium, lead and bismuth oxides
10/07/1980CA1087043A1 Anaerobic resin curing system
10/01/1980EP0016498A1 Starting mixture for a dielectric composition, silk-screening ink containing such mixture and use of this ink
10/01/1980EP0015918A1 Solid state electrically conductive laminate
09/1980
09/30/1980US4225747 Submarine electric power cables containing naphthalene based liquids
09/30/1980US4225702 Method of preparing polyamide acid type intermediates for processing of semiconductors
09/30/1980US4225649 Fire retardant composition and cables coated therewith
09/30/1980CA1086895A1 Production of arylene sulfide polymer
09/30/1980CA1086488A1 Thermally conductive electrical tape
09/30/1980CA1086487A1 Insulating oil, method of use and electrical equipment utilizing said oil
09/30/1980CA1086467A1 Manufacture of extruded products
09/23/1980US4224541 Fluid solventless epoxy-anhydride compositions containing metal acetylacetonate accelerators and organic carboxylic acid co-accelerators for use on an electrical member
09/23/1980US4224206 Water soluble essentially linear polymer having a plurality of amide, imide and ester groups therein, and a method of making the same and applying the same to substrates
09/23/1980US4224174 Piezoelectric oxide materials
09/17/1980EP0015720A1 Copolymeric coating compositions
09/17/1980EP0015479A1 Thermally stable crosslinked polymers, their application, and solutions or mixtures containing them, with their application
09/16/1980US4223071 Antitracking additives, resistance to high voltage errosion
09/16/1980US4222885 Method of producing a dielectric with perowskite structure and containing a copper oxide
09/16/1980US4222802 Process for producing electric windings
09/16/1980CA1085985A1 Metallic carboxylate composition for forming thermoparticulating coating
09/16/1980CA1085603A1 Insulating hard-foam for electrical devices, apparatus and machines which is mechanically supporting and usable to low temperatures
09/16/1980CA1085596A1 Bn bonded bn fiber article from bn fiber
09/09/1980US4221750 Method of curing phenolic resin in an electrical apparatus without degrading polyethyleneterephthalate insulation also in the electrical apparatus
09/09/1980CA1085544A1 Solventless impregnating composition
09/02/1980US4220752 Containing an aromatic tricarboxylic acid and a tris-2-hydroxyalkyl isocyanurate
09/02/1980US4220547 Dielectric paste for thick film capacitor
09/02/1980US4220546 Piezoelectric ceramic compounds
09/02/1980CA1084696A1 Insulated electrical conductors
09/02/1980CA1084695A1 Compositions and method for enhancing electrical life of polymers used in xerographic devices
09/02/1980CA1084694A1 Electrical insulating oil compositions
09/02/1980CA1084693A1 Liquid dielectric composition
08/1980
08/26/1980US4219866 Lead lanthanum zirconate titanate, barium titanate, silver dope
08/26/1980US4219607 High voltage insulating compositions containing phosphorus compounds
08/20/1980EP0014599A2 Process for the production of silicones
08/20/1980EP0014444A1 Insulating laminate
08/20/1980EP0014336A1 Colourable, peroxide curable chlorinated polymer composition
08/19/1980US4218723 Oxides of germanium, silicon, lead, titanium and berium, high dielectric capicator
08/19/1980US4218580 Paper pulp insulated cable and method of manufacture
08/19/1980US4218550 Coating compositions
08/19/1980US4218360 Epoxy resins filled with dual-silane treated hydrated alumina
08/19/1980CA1083802A1 Coating compositions, processes for depositing the same, and articles resulting therefrom
08/12/1980US4217337 Process for manufacturing an alumina substrate by acid purifying a prefired substrate before final firing
08/06/1980EP0014002A2 (1-x)BaO.xTiO2 System dielectric material for use in a microwave device
08/06/1980EP0014000A2 Polyolefin series resin composition and use thereof for electric insulation
08/05/1980US4216263 Polyundecanamide or polydodecamide as pressure sensitive adhesive topcoat
08/05/1980US4216101 Solvent dyes
08/05/1980US4216035 Organic flux and an anhydride or aldehyde
08/05/1980CA1083267A1 Sensors for use in nuclear reactor cores
08/05/1980CA1082908A1 Liquid dielectric composition
07/1980
07/29/1980US4215174 Insulating coating for transformer wires
07/29/1980US4215086 Method of making flame retardant EPR unipass telephone drop wire
07/29/1980CA1082836A1 Electrical insulating compositions based on ethylene/vinyl acetate copolymers
07/29/1980CA1082447A1 Voltage stable compositions
07/29/1980CA1082444A1 Electrical insulating oils
07/23/1980EP0013379A1 Dielectric material, circuit boards made from this material, and method of making said material and said circuit boards
07/22/1980US4214037 Silicon nitride coated carbon fibers and composites
07/22/1980CA1081937A1 Electrical devices containing readily biodegradable dielectric fluids
07/15/1980US4212960 Epoxy resin composition
07/15/1980US4212914 Vinylidene fluoride copolymer rubber, low molecular weigh tackifier resin, curing agent, mica, filler
07/15/1980US4212756 Dielectric composition stabilized against water treeing with organo silane compounds
07/09/1980EP0012946A1 Process for the production of winding tapes for the high voltage insulation of electric machines and apparatuses, and winding tape for making an insulating envelope for electric conductors
07/09/1980EP0012772A1 Utilization of a glass-ceramic material as electrical insulator
07/08/1980US4211665 Electrical apparatus insulated with a high fire point synthetic alkylaromatic fluid
07/01/1980USRE30321 Mineral oil extended polyurethane system containing a coupling agent for decontaminating and sealing the interior spaces of an insulated electrical device
07/01/1980US4210774 Methyl methacrylate polymer
06/1980
06/25/1980EP0012566A1 Electric windings and production thereof
06/25/1980EP0012422A1 Heat-resistant electrically insulated wires and a method for preparing the same
06/25/1980EP0012370A1 Solutions or dispersions of polyurethanes, process for their preparation and their use
06/24/1980US4209566 Method of improving the electrical properties of polymeric insulations containing polar additives, and the improved polymeric insulation product thereof
06/24/1980US4209438 Electrical insulating coating composition
06/24/1980CA1079953A1 Dielectric liquids comprising phthalate esters and halogen compounds
06/24/1980CA1079952A1 Electrical devices containing improved dielectric fluids