Polybutadiene rubber compositions having improved green strength

Details Polybutadiene rubber compositions having improved green strength Polybutadiene rubber compositions having improved green strength

1983-09-07

1985-08-06

Michl, Paul R.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526153, 526164, C08F 3606

Patent

active

045337110

ABSTRACT:
A polybutadiene rubber composition having an improved green strength is disclosed, which comprises a polybutadiene having a content of cis-1,4 bond of at least 70%, an average chain length of 1,4-bond of 110.about.450 and a molecular weight distribution represented by a ratio of weight-average molecular weight to number-average molecular weight of not less than 5.0.

REFERENCES:
patent: 4096322 (1978-06-01), Throckmorton
patent: 4260707 (1981-04-01), Sylvester
patent: 4429089 (1984-01-01), Pedretti

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