Process for polymerizing cycloolefines

Details Process for polymerizing cycloolefines Process for polymerizing cycloolefines

1974-08-30

1976-05-04

Levin, Stanford M.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

260 336UA, 526 97, 526 96, 526107, C08F 424

Patent

active

039546993

ABSTRACT:
A Process for polymerizing cycloolefins by ring opening reaction using heterogeneous catalyst containing tungsten trioxide and Lewis acid or tungsten trioxide, Lewis acid and organoaluminum compound as the polymerization catalyst.

REFERENCES:
patent: 3074918 (1963-01-01), Eleuterio
patent: 3772255 (1973-11-01), Bell
patent: 3846392 (1974-11-01), Matsumura et al.

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