Olefin polymerization with cyclopentadienyl lanthanidealkyl of h

Details Olefin polymerization with cyclopentadienyl lanthanidealkyl of h Olefin polymerization with cyclopentadienyl lanthanidealkyl of h

1990-07-30

1991-11-19

Teskin, Fred

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526126, 526160, 526170, 526352, 526905, 502152, C08F 452, C08F 1002

Patent

active

050667394

ABSTRACT:
A process for polymerizing olefins using a catalyst comprising an organolanthanide compound is disclosed wherein the active lifetime of the catalyst is increased by the employment of hydrogen during the polymerization.

REFERENCES:
patent: 4665046 (1987-05-01), Campbell, Jr.
patent: 4716257 (1987-12-01), Marks et al.
J. Am. Chem. Soc., Thompson et al. (1987), pp. 203-219.
Pure Applied Chemistry, Thompson and Bercaw, 56, 1-11 (1984).
J.C.S. Chem. Comm., Ballard et al., pp. 994-995 (1978).
ACS Symposium Series, Watson et al., 212 (1983) pp. 459-479.

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