Pour point depressants comprising polyolefins modified with side

Details Pour point depressants comprising polyolefins modified with side Pour point depressants comprising polyolefins modified with side

1986-03-27

1987-05-26

Schofer, Joseph L.

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

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

252 9, 5253293, 5253329, 5253332, C08F 814

Patent

active

046687335

ABSTRACT:
A pour point depressant composition and a method for its use. The pour point depressant is a predominantly butadiene polymer epoxidized and then ring-opened with a C.sub.12-24 carboxylic acid, or ring-opened with an alcohol followed by esterification.

REFERENCES:
patent: 2692892 (1954-10-01), Hillyer et al.
patent: 3397164 (1968-08-01), Frew, Jr.
patent: 3904385 (1975-09-01), Sweeney
patent: 3951929 (1976-04-01), Sweeney
patent: 4083834 (1978-04-01), Komatsu et al.
patent: 4528340 (1985-07-01), Hayashi et al.

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