%0 Journal Article
%T ETHYLENE OXIDE POLYMERIZATION USING THE RARE- EARTH COORDINATION CATALYSTS<br>稀土络合催化环氧乙烷聚合
%A ZHANG Yi-feng
%A SHEN Zhi-quan
%A <br>张一烽
%A 沈之荃
%J 高分子学报
%D 1988
%I 
%X 以稀土化合物-二(2-乙基己基)膦酸钕Nd(P_(204)_3],三异丁基铝和水组成的络合催化剂,引发环氧乙烷聚合.结果表明,稀土络合催化剂是制备高分子量聚环氧乙烷的新型催化剂.聚合反应速度与环氧乙烷浓度呈一级关系,与Nd(P_(204))_3浓度呈一级关系.聚合的总活化能E_α=33.8kJ/mol,表观速率常数K_p=1.67×10~(-3)s~(-1)·mol~(-1)·1
%K Rare-earth
%K Coordination catalyst
%K Ethylene oxide
%K Polymerization
%K Ki- netics
%K Poly (ethylene-oxide)<br>稀土
%K 配位催化剂
%K 环氧乙烷
%K 聚合
%K 动力学
%K 聚环氧乙烷
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=6E709DC38FA1D09A4B578DD0906875B5B44D4D294832BB8E&cid=6579068328FE643F&jid=15971983683C7643EE80F1CE621DEB60&aid=E0AD444FA9239E08&yid=0702FE8EC3581E51&iid=B31275AF3241DB2D&sid=8F2250DA83AF77B8&eid=8143FF92EEF26F96&journal_id=1000-3304&journal_name=高分子学报&referenced_num=3&reference_num=0