Polymerization of cyclic olefins

Details Polymerization of cyclic olefins Polymerization of cyclic olefins

1990-01-29

1992-08-25

Schofer, Joseph L.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526283, 502172, 502228, C08F 478, C08F13600

Patent

active

051420066

ABSTRACT:
A catalyst and process for the polymerization of cyclic olefins, such as dicyclopentadiene, are disclosed. The catalyst comprises the reaction product of a transition metal halide and a biphenol. Polymerization can be carried out in a reaction injection molding process to prepare a thermoset molded article.

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patent: 4861848 (1989-08-01), Basset et al.
patent: 4935394 (1990-06-01), Chang
Beshouri et al., "Electrochemical Behavior of Tungsten(VI) Aryloxides and Catecholates,"Inorganic Chemistry 25, p. 1962 (1986).

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