BIMOLECULAR TERMINATION IN LIVING RING-OPENING METATHESIS POLYMERIZATION

被引:41
作者
FEAST, WJ [1 ]
GIBSON, VC [1 ]
KHOSRAVI, E [1 ]
MARSHALL, EL [1 ]
MITCHELL, JP [1 ]
机构
[1] UNIV DURHAM,DEPT CHEM,DURHAM DH1 3LE,ENGLAND
关键词
RING OPENING METATHESIS POLYMERIZATION; BIMOLECULAR TERMINATION;
D O I
10.1016/0032-3861(92)90352-W
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Previously observed high molecular weight impurities in the products of living ring opening metathesis polymerizations are identified as arising from a post-polymerization bimolecular dimerization initiated by dioxygen.
引用
收藏
页码:872 / 873
页数:2
相关论文
共 15 条
[1]  
BAZAN G, 1989, POLYM COMMUN, V30, P258
[2]   POLYMERIZATION OF FUNCTIONALIZED NORBORNENES EMPLOYING MO(CH-T-BU)(NAR)(O-T-BU)2 AS THE INITIATOR [J].
BAZAN, GC ;
SCHROCK, RR ;
CHO, HN ;
GIBSON, VC .
MACROMOLECULES, 1991, 24 (16) :4495-4502
[3]   LIVING RING-OPENING METATHESIS POLYMERIZATION OF 2,3-DIFUNCTIONALIZED NORBORNADIENES BY MO(CH-TERT-BU)(N-2,6-C6H3-ISO-PR2)(O-TERT-BU)2 [J].
BAZAN, GC ;
KHOSRAVI, E ;
SCHROCK, RR ;
FEAST, WJ ;
GIBSON, VC ;
OREGAN, MB ;
THOMAS, JK ;
DAVIS, WM .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1990, 112 (23) :8378-8387
[4]   BLOCK COPOLYMERS CONTAINING MONODISPERSE SEGMENTS PRODUCED BY RING-OPENING METATHESIS OF CYCLIC OLEFINS [J].
CANNIZZO, LF ;
GRUBBS, RH .
MACROMOLECULES, 1988, 21 (07) :1961-1967
[5]  
CHAUVIN Y, 1976, MAKROMOL CHEM, V177, P2637
[6]  
GIBSON VC, UNPUB
[7]   TITANACYCLOBUTANES DERIVED FROM STRAINED CYCLIC OLEFINS - THE LIVING POLYMERIZATION OF NORBORNENE [J].
GILLIOM, LR ;
GRUBBS, RH .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1986, 108 (04) :733-742
[9]   1ST DIRECT OBSERVATION OF THE SIMULTANEOUS PRESENCE AND OF THE INTERCONVERSION OF CHAIN-PROPAGATING METAL-CARBENE AND METALLACYCLOBUTANE COMPLEXES IN A CATALYTIC OLEFIN METATHESIS REACTION - THE RING-OPENING POLYMERIZATION OF NORBORNENE [J].
KRESS, J ;
OSBORN, JA ;
GREENE, RME ;
IVIN, KJ ;
ROONEY, JJ .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1987, 109 (03) :899-901
[10]   WELL-CHARACTERIZED OLEFIN METATHESIS CATALYSTS THAT CONTAIN MOLYBDENUM [J].
MURDZEK, JS ;
SCHROCK, RR .
ORGANOMETALLICS, 1987, 6 (06) :1373-1374