LIVING RADICAL POLYMERIZATION OF VINYL-ACETATE

被引:132
作者
MARDARE, D [1 ]
MATYJASZEWSKI, K [1 ]
机构
[1] CARNEGIE MELLON UNIV,DEPT CHEM,PITTSBURGH,PA 15213
关键词
D O I
10.1021/ma00081a003
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
The synthesis of well-defined poly(vinyl acetate) in ''living'' radical polymerization is reported. Straight lines in semilogarithmic plots up to >90% conversion indicate internal first order in monomer and a constant concentration of growing species. Molecular weights increase linearly with conversion. The initiating system might,involve persistent radical formed by the ternary complexes of organoaluminum compounds with Lewis bases and stable radicals. This article focuses on the Al(iBu)(3):BPy:TEMPO system. The effect of the composition of the initiating system and its aging is described.
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页码:645 / 649
页数:5
相关论文
共 28 条
[1]  
CHERNAYA LI, 1978, ZH OBSHCH KHIM+, V48, P1775
[2]  
CHERNAYA LI, 1978, ZH OBSHCH KHIM+, V48, P1780
[3]   THE ELECTRON-SPIN RESONANCE-SPECTRA AND STRUCTURES OF SOME ALUMINUM DERIVATIVES OF 3,6-DI-TERT-BUTYL-1,2-BENZOQUINONE [J].
DAVIES, AG ;
FLORJANCZYK, Z ;
LUSZTYK, E ;
LUSZTYK, J .
JOURNAL OF ORGANOMETALLIC CHEMISTRY, 1982, 229 (03) :215-222
[4]  
EAMES TB, 1971, J AM CHEM SOC, V93, P3141
[5]  
EASTMOND GC, 1976, COMPREHENSIVE CHEM K, V14
[6]   INTERACTION OF SPIN LABELS WITH TRANSITION-METALS .2. [J].
EATON, SS ;
EATON, GR .
COORDINATION CHEMISTRY REVIEWS, 1988, 83 :29-72
[7]  
FAUST R, 1986, POLYM BULL, V15, P317
[8]   LIVING RADICAL POLYMERIZATION .1. POSSIBILITIES AND LIMITATIONS [J].
GRESZTA, D ;
MARDARE, D ;
MATYJASZEWSKI, K .
MACROMOLECULES, 1994, 27 (03) :638-644
[9]   FREE-RADICAL MOLECULAR COMPLEXES [J].
HOFFMAN, BM ;
EAMES, TB .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1969, 91 (18) :5168-&
[10]   THE REACTION OF STYRYL RADICALS WITH ORGANOALUMINUM COMPOUNDS [J].
HUFF, T ;
PERRY, E .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1960, 82 (16) :4277-4281