Olefin polymerization catalyst and process

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...

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Other Related Categories

526160, 526352, 5263484, 502152, C08F 452, C08F 1002

Type

Patent

Status

active

Patent number

052329992

Description

ABSTRACT:
The compound (Cp*.sub.2 YCl).sub.2 wherein Cp* is pentamethylcyclopentadienyl and its preparation and use for the polymerization of olefins is disclosed.

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Thompson and Bercaw, Pure and Applied Chemistry vol. 56, No. 1, 1-11 (1984).
Thomspon et al, J. Am. Chem. Soc., 109, 203-219 (1987) Maitlis, Acc. Chem. Res., 11, 301-307 (1978).
Watson and Herskovitz, "Homogeneous Lanthanide Complexes as Polymerization and Oligomerization Catalysts: Mechanistic Studies", ACS Symposium Series, 212, 459-479 (1983).
Tilley et al, Inorg. Chem., 20, 3267-3270 (1981).
Watson et al, Inorg. Chem., 20, 3271-3278 (1981).
Ballard et al, J.C.S. Chem. Comm., 994-995 (1978).

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