公开(公告)号：US3432516A

公开(公告)日：1969-03-11

申请号：US3432516D

申请日：1966-09-08

Applicant: SNAM PROGETTI

Inventor： MARCONI WALTER ,  MZAAEI ALESSANDRO ,  MALDE MARCELLO DE ,  CUCINELLA SALVATORE

IPC: C08F136/08 ,  C08D1/14 ,  C08D3/12

CPC classification number: C08F136/08 ,  C08F4/643 ,  C08F4/6494

公开(公告)号：US3901862A

公开(公告)日：1975-08-26

申请号：US42471873

申请日：1973-12-14

Applicant: SNAM PROGETTI

Inventor： CUCINELLA SALVATORE ,  MAZZEI ALESSANDRO

IPC: C08F4/00 ,  C08F4/60 ,  C08F4/68 ,  C08F210/00 ,  C08F210/02 ,  C08F236/00 ,  C08F236/04 ,  C08F236/06 ,  C08D3/06 ,  C08F15/04

CPC classification number: C08F236/06 ,  C08F4/68

Abstract: Ethylene and butadiene are copolymerized in the presence of a ternary catalyst system consisting of: (a) vanadium or vanadyl chloride; (b) an aluminum compound represented by the formula: Al RxX3 x, wherein R is alkyl, aryl, alicyclic or hydrogen, X is a halogen and 1