Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1985-11-27
1988-06-28
Briggs, Sr., Wilbert J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525263, 525264, 525265, 525293, 525285, C08F25502
Patent
active
047539976
ABSTRACT:
A method of grafting maleic anhydride or maleic anhydride/styrene onto a polyolefin, in particular polypropylene comprising mixing maleic anhydride or maleic anhydride-styrene/styrene homologue with the polyolefin in the presence of a catalyst having the formula: ##STR1## wherein X=S, O or N;
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Shyu Wen B.
Woodhead David A.
Briggs Sr. Wilbert J.
Esposito M. F.
Evans L. W.
The Standard Oil Company
Untener D. J.
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