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Showing papers on "Chemical resistance published in 1972"


Patent
22 Mar 1972
TL;DR: In this article, the authors describe a process for co-slinking an OLEFIN POLYMER or COPOLYMER in the presence of a free RADICAL CATALYST and a CROSSLINKING ADJUVANT.
Abstract: A PROCESS FOR CROSSLINKING AN OLEFIN POLYMER OR COPOLYMER CAPABLE OF BEING MOLDED BY HEATING THE OLEFIN POLYMER OR COPOLYMER IN THE PRESENCE OF A FREE RADICAL CATALYST AND A CROSSLINKING ADJUVANT, CHARACTERIZED IN THAT THE CROSSLINKING ADJUVANT IS TRIALLYL TRIMELLITATE AND/OR TRIMETHALLYL TRIMELLITATE. THE USE OF THE ABOVE-MENTIONED CROSSLINKING ADJUVANT RESULTS IN SUCH ADVANTAGES THAT THE CROSSLINKING EFFICIENCY IS ENHANCED AND THE CROSSLINKED POLYMER OR COPOLYMER IS IMPROVED IN HEAT RESISTANCE, CHEMICAL RESISTANCE, MECHANICAL STRENGTH AND ELECTRICAL PROPERTIES,

12 citations


Patent
22 Sep 1972
TL;DR: A room-temperATURE-cured reaction product of a RESINOUS EPOXIDE-AMINE reaction is described in as mentioned in this paper, where it is shown to be capable of adapting to a CROSSLINKED as mentioned in this paper.
Abstract: A ROOM TEMPERATURE CURED REACTION PRODUCT OF A RESINOUS EPOXIDE, A POLYFUNCTIONAL ORGANIC SOLID AMINE EFFECTIVE ALONE ONLY AS A HIGH TEMPERATURE CURING AGENT FOR THE RESINOUS EPOXIDE, AND SOLVENT FOR THE CURING AGENT IN SUFFICIENT AMOUNT TO MODIFY THE ACTION OF THE CURING AGENT AND ALLOW ROOM TEMPERATURE CURING TO A CROSSLINKED PRODUCT POSSESSING ADEQUATE PHYSICAL PROPERTIES AND HAVING CHEMICAL RESISTANCE PROPERTIES COMPARABLE TO THAT DEGREE OF CHEMICAL RESISTANCE NORMALLY ASSOCIATED ONLY WITH RESINOUS EPOXIDE-AMINE REACTION PRODUCTS, CURED AT ELEVATED TEMPERATURES.

5 citations