MODEL FOR ETHYLENE-ALPHA-OLEFIN COPOLYMERIZATION

被引:13
作者
LORENZINI, P
BERTRAND, P
VILLERMAUX, J
机构
[1] SOC FRANCAISE POLYETHYLENE,GRP ENIMONT,F-62670 MAZINGARBE,FRANCE
[2] SOC FRANCAISE POLYETHYLENE,GRP ENIMONT,F-92411 COURBEVOIE,FRANCE
关键词
D O I
10.1002/cjce.5450690310
中图分类号
TQ [化学工业];
学科分类号
0817 ;
摘要
A copolymerization model of ethylene and a alpha-olefin describing the monomer uptake and the quality of the polymer produced, namely M(n), M(w), M(z), the distribution of molecular weight, short branching index and double bonds, is presented. This model assumes the existence of several types of active sites (2 or 3) and do not involve any limiting diffusion. It is applied to ethylene and butene-1 bulk copolymerization at high pressure and high temperature. Parameters are identified with CSTR experiments.
引用
收藏
页码:682 / 697
页数:16
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