China Plastics ›› 2012, Vol. 26 ›› Issue (11): 93-96 .DOI: 10.19491/j.issn.1001-9278.2012.11.018

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Study on Synthesis of Novel Phosphoruscontaining Epoxy Resin Prepolymer and Its Curing Process

  

  • Received:2012-06-01 Revised:1900-01-01 Online:2012-11-26 Published:2012-11-26

Abstract: Through the reaction in a system of 2methy2,5dioxo1,2oxaphospholane(OP)/mdihydroxybenzene/epoxy resin, a prepolymer was obtained. This phosphoruscontaining epoxy resin prepolymer could be selfcured. The product had good flame retardant properties. The limited oxygen index of cured epoxy resin was 25.0 %,vertical combustion test reach UL94 V0 level.

Key words: 2-methy-2, 5-dioxo-1, 2-oxaphospholane, m-dihydroxybenzene, epoxy resin, self-curing, flame retardancy