Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1991-03-29
1993-06-08
Michl, Paul R.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
524211, 524230, 524232, 524236, 524241, C08K 521
Patent
active
052180239
ABSTRACT:
A rubber composition comprising a rubbery polymer, carbon black and a processing aid is described wherein the processing aid is a liquid diene polymer having a weight average molecular weight of about 5,000 to 140,000 and having an atomic group having a bond represented by the formula:
REFERENCES:
patent: 4647625 (1987-03-01), Aonuma et al.
Akita Shuichi
Horikawa Hiroyoshi
Watanabe Hiroyuki
Cain Edward
Michl Paul R.
Nippon Zeon Co. Ltd.
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