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Hexadecyltrimethylammonium Bromide 상이동촉매에 의한 Acrylonitrile 의 라디칼 중합
박상욱,카세게르 페라니아 크리스티아와티,백재진,양삼석 ( Sang Wook Park,Christiawaty Ferania Kaseger,Jea Jin Baek,Sam Seoug Yang ) 한국화학공학회 1995 Korean Chemical Engineering Research(HWAHAK KONGHA Vol.33 No.1
The phase-transfer polymerization of acrylonitrile system was investigated in a (NH₄)₂S₂O_8 aqueous-organic two-phase system with hexadecyltrimethylammonium bromide. The observed initial rates of polymerization were compared with those obtained from the polymerization mechanism proposed with a cyclic phase-transfer initiation step. The rate of polymerization was found to be proportional to the combined terms of concentrations of quaternary ammonium ion and S₂O_8^(-2) in the aqueous solution, and concentration of monomer. The rate of polymerization of acrylonitrile in the liquid-liquid heterogeneous system was interpreted with the polymerization mechanism by phase transfer catalyst applied to that by conventional initiators.