Abstract:
THIS SPECIFICATION DISCLOSED MOLDING COMPOSITIONS COMPRISING A DIALLYL ORTHOPHTHALATE PREPOLYMER, A CATALYST TO PROMOTE THE HEAT ADVANCING THEREOF AND ABOUT 1% TO ABOUT 2.5% MAGNESIUM OXIDE BASED ON THE DIALLYL PHTHALATE PREPOLYMER, WHEREBY CRYSTALLINE SUBLIMATE FORMATION AS HIGH TEMPERATURE IS AVOIDED.
Abstract:
THIS SPECIFICATION DISCLOSES THERMOSETTING RESIN COMPOSITIONS OF IMPROVED QUALITIES MADE BY COMBINING A HIGH-TEMPERATURE THERMOPLASTIC RESIN, I.E., A POLYPHENYLENE ETHER POLYMER, WITH ORGANIC MATERIALS CONTAINING POLYMERIZABLE CARBON TO CARBON UNSATURATION, PARTICULARLY DIALLYLIC PHTHALATE MONOMERS AND PREPOLYMERS. THESE POLYPHENYLENE ETHER POLYMERS COMBINE WITH POLYMERIZABLE MATERIALS CONTAINING CARBON TO CARBON UNSATURATION IN THE PRESENCE OF A FREE RADICAL CATALYST. THESE COMPOSITIONS ARE FORMED BY MODERATE HEAT AND PRESSURE INTO ARTICLES WITH EXCELLENT ELECTRICAL AND MECHANICAL PROPERTIES WHICH ARE RETAINED AT ELEVATED TEMPERATURES, AND UNDER CONDITIONS OF HIGH HUMIDITY.
Abstract:
THIS SPECIFICATION DISCLOSES THE THERMOSETTING RESIN COMPOSITIONS OF IMPROVED QUALITIES MADE BY COMBINING A HIGH-TEMPERATURE THERMOPLASTIC RESIN, I.E., A POLYPHENYLENE ETHER POLYMER, WITH ORGANIC MATERIALS CONTAINING POLYMERIZABLE CARBON TO CARBON UNSATURATION, PARTICULARLY DIALLYLIC PHTHALATE MONOMERS AND PREPOLYMERS. THESE POLYPHENYLENE ETHER POLYMERS COMBINE WITH POLYMERIZABLE
MATERIALS CONTAINING CARBON TO CARBON UNSATURATION IN THE PRESENCE OF A FREE RADICAL CATALYST. THESE COMPOSITIONS ARE FORMED BY MODERATE HEAT AND PRESSURE INTO ARTICLES WITH EXCELLENT ELECTRICAL AND MECHANICAL PROPERTIES WHICH ARE RETAINED AT ELEVATED TEMPERATURES, AND UNDER CONDITIONS HIGH HUMIDITY.
Abstract:
THERMOSETTING RESIN COMPOSITIONS OF IMPROVED QUALITIES MADE BY COMBINING A HIGH-TEMPERATURE THERMOPLASTIC RESIN, I.E., A POLYPHENYLENE ETHER POLYMER WITH MIXTURES OF REACTIVE MONOMERS AND REACTIVE-TYPE POLYESTER RESINS, EACH CONTAINING POLYMERIZABLE CARBON-TO-CARBON UNSATURATION. THE POLYPHENYLENE ETHER POLYMERS COMBINE WITH THESE POLYMERIZABLE MATERIALS CONTAINING CARBON-TO-CARBON UNSATURATION IN THE PRESENCE OF A FREE RADICAL CATALYST. THE COMPOSITIONS ARE FORMED BY MODERATE HEAT AND PRESSURE INTO ARTICLES WITH EXCELLENT ELECTRICAL AND MECHANICAL PROPERTIES WHICH ARE RETAINED AT ELEVATED TEMPERATURES, AND UNDER CONDITIONS OF HIGH HUMIDITY.