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)
02/1993
02/10/1993EP0526556A1 Electrical insulating material
02/10/1993CN1019888C Dielectric ceramic composition
02/09/1993US5185388 Epoxy resin electrical encapsulation composition
02/09/1993US5185304 Resonators for microwave devices
02/09/1993US5185094 Constant boiling compositions of pentafluoroethane, difluoromethane, and tetrafluoroethane
02/04/1993WO1993002459A1 Sterilizable cable assemblies
02/04/1993WO1993002165A1 Oil composition
02/03/1993EP0525087A1 Crosslinkable fluorinated aromatic ether compositions
02/02/1993US5183786 Dielectric material, and a condenser made from the same
02/02/1993CA1313434C Anti-treeing additives
01/1993
01/28/1993DE4224070A1 Adhesive for circuit board - comprises cured resin powder in uncured resin matrix, with both resin being heat resistant and insol. in acid or oxidant
01/27/1993EP0524744A1 Base board for printed circuit board
01/27/1993EP0524700A1 Polymeric blends
01/27/1993EP0524433A2 Poly-hydroxynaphthalene compounds and epoxy resin composition
01/27/1993EP0366700B1 Electrical wire
01/26/1993US5182695 Lead oxides, strength
01/26/1993US5182240 Dielectric ceramic composition of BaO, TiO2,Nd2 O3, Sm2 3 and Al2 O3
01/20/1993EP0523608A1 Dielectric ceramic composition
01/19/1993US5181097 Phenolic and epoxy resins
01/19/1993US5180889 Crush resistant cable insulation
01/19/1993US5180695 High electrical resistance
01/19/1993CA1312880C Low dielectric fluorinated poly(phenylene ether keytone) film and coating
01/14/1993DE4121547A1 Mehrschichtisolierfolie Mehrschichtisolierfolie
01/13/1993EP0522760A1 Heat recoverable tubular stress control element
01/13/1993EP0522729A1 Composition for cross linking ethylene polymer, method for cross linking the polymer, and electric power cable providing the cross linked polymer
01/13/1993EP0522622A1 Composite green ceramic layer
01/13/1993EP0522343A1 High strength alumina porcelain
01/13/1993EP0522333A1 Polyhydroxy aromatic compounds, epoxy resins derived therefrom and epoxy resin compositions
01/12/1993US5179165 Ethylene/methacrylic acid copolymers in poly(phenylene sulfide) compositions
01/07/1993WO1993000686A1 Electrically insulating foil
01/07/1993EP0521588A2 Electrical insulating material
01/07/1993EP0521144A1 Manufacturing multilayer ceramic substrate
01/07/1993DE4120833A1 New ceramic polymer - obtd. by reacting hydroxyl-contg. minerals with isocyanate(s), used as substitute for ceramics or high mol.wt. plastics
01/05/1993US5177157 Process for preparing a silicone resin-modified phenolic resin
01/05/1993US5177143 Method of making heat stable polymeric gelloid composition
12/1992
12/30/1992EP0520901A1 Process for the preparation of polyamide-imide resins and their uses
12/30/1992EP0520474A1 Non-tarnishing flame retardant insulation composition
12/30/1992EP0353251B1 Gel composition
12/30/1992CN1019722B Material and making technology for spark plug insulator
12/30/1992CN1019709B Electrical insulation tape
12/29/1992US5175023 Method for forming insulating coating material for electronic circuit board
12/29/1992CA1312158C Encapsulant compositions for use in signal transmission devices
12/24/1992DE4217076A1 Ceramic-filled fluoro:polymer for PCB use - contg. specified volume of filler coated with fluorinated and/or non-fluorinated silane, having improved flow properties
12/24/1992DE4118142A1 Prepn. of electrical insulating, impregnating lacquer contg. solvent - by diluting spent epoxide] impregnating resin with e.g. xylene, heating then adding to solvent-contg. lacquer based on e.g. spent polyesterimide
12/22/1992US5173542 Bistriazene compounds and polymeric compositions crosslinked therewith
12/22/1992CA1311603C Catalyst and process for abatement of no _in exhaust gases
12/16/1992EP0518057A1 Mixtures of linear and cyclic siloxane oligomers, their preparation and use
12/16/1992EP0517721A1 Improved ceramic dielectric compositions and method for improving sinterability
12/16/1992CN1067037A Ceramic dielectric material with high dielectric constant, high stability and low loss and making method thereof
12/15/1992WO1991019760A1 Stabilized polymeric compositions
12/15/1992US5171906 Containing methylnaphthalene; from catalytic alkylation of benzene or toluene; heating in presence of zeolite, such as ZSM-5
12/15/1992US5171826 Heat resistant adhesive composition and bonding method using the same
12/15/1992US5171635 Composite wire construction
12/15/1992US5171482 Silicone composition which does not cause faulty conduction at electrical contacts, and method for preventing conduction faults
12/15/1992CA2085343A1 Stabilized polymeric compositions
12/09/1992EP0517337A2 Epoxy resin composition for electrical laminates
12/09/1992CA2070578A1 Mixtures of chain and cyclic siloxanes or siloxane oligomers, process for their preparation and their use
12/08/1992US5169911 Dielectric; catalyst system of diaryliodonium salt and free radical catalyst
12/08/1992US5169716 Encapsulant compositions for use in signal transmission devices
12/08/1992US5169551 Pulverization, rapid cooling;mixture of powdered crystals in polymer
12/08/1992CA2070618A1 Epoxy resin composition for electrical laminates
12/08/1992CA1311325C Curable mixtures based on diglycidyl compounds and metal complex compounds
12/02/1992EP0516536A1 Process for the preparation of enamel coating based on polyamide-imide with aprotic polar solvent, and enamal coating obtained therefrom
12/02/1992EP0516521A1 Process for the preparation of enamel coating based on polyamide-imide and enamel coating obtained therefrom
12/02/1992EP0516444A2 Heat recoverable articles
12/01/1992US5167847 Process for producing transformer oil from a hydrocracked stock
11/1992
11/25/1992WO1992020731A1 Polymer composition
11/25/1992CN1066527A Photo-cross-linked polyvinyl electric wire and cable groundline and manufacturing method thereof
11/25/1992CA2109308A1 Polymer composition
11/24/1992US5166228 Protective coatings for electronics
11/24/1992US5165957 Process for producing multilayer wiring structure
11/19/1992EP0513731A1 Electrically insulating synthetic material for high tension cables
11/19/1992EP0513643A1 Electronic package using closed pore composites
11/19/1992EP0513642A2 Method of making thin polyimide protection layers on ceramic superconductors or high temperature superconductors
11/19/1992EP0513569A1 Electrical cables containing insulations which are highly resistant to formation and growth of water-trees
11/19/1992EP0513478A2 Method for controlling crystal orientation of ferroelectric thin film
11/19/1992EP0513252A1 High purity aromatic polyester, a film and other products and devices containing such polyester as well as a process for preparing such film
11/19/1992DE4215638A1 Dielectric material based on barium-titanate for ceramic capacitors - consisting of additional metal-oxide(s) to give a high dielectric constant, low dielectric loss and small capacitance charge with voltage and temp.
11/19/1992DE4135202A1 Use of aliphatic carboxylic acids or anhydride(s)
11/19/1992DE4135201A1 Use of aliphatic carboxylic acids or anhydride(s)
11/19/1992DE4115751A1 Use of aliphatic carboxylic acids or anhydride(s)
11/18/1992CN1019125B Polyarylene sulfide composition and the process therefor
11/18/1992CN1019102B Barium titanate based dielectric composition
11/17/1992US5164882 Ceramic capacitor
11/17/1992US5164816 Polyamides, polyimides
11/17/1992US5164342 Low dielectric, low temperature fired glass ceramics
11/17/1992CA1310334C Adducts of metabrominated phenols and polyfunctional epoxides
11/17/1992CA1310295C Molding of urethane resin composition
11/16/1992CA2068346A1 Electrical medium and high voltage cable with a cable sheath having high resistance to the formation and the growth of water trees
11/14/1992CA2068467A1 Electrical insulating synthetic material for high voltage power cable
11/12/1992WO1992020075A1 Heat-proof lead wire for high dc voltage
11/12/1992DE4215029A1 Non-combustible insulating fluid used as induction appts. coolant - contains fluorocarbon liq. as insulator, and emulsifier
11/11/1992EP0512734A1 Improvements in or relating to capacitors
11/11/1992EP0512401A2 Low dielectric constant composite laminates filled with molecularly porous aerogels
11/11/1992CN1019060B Plastic insulating material
11/10/1992US5162450 Contaiing brominated and non-brominated bisphenol polyglycidyl ethers and catalysts; phsycial, electrical properties
11/10/1992US5162400 Epoxy resin compositions and semiconductor devices encapsulated therewith
11/04/1992CN1018963B Compensating wire being noncombustible at high temp
10/1992
10/29/1992WO1992018213A1 High dielectric constant flexible ceramic composite
10/28/1992EP0510258A1 Method of making an insulating member