Copolymer useful as a pour point depressant for a lubricating oi

Details Copolymer useful as a pour point depressant for a lubricating oi Copolymer useful as a pour point depressant for a lubricating oi

1994-02-15

1994-11-29

Jagannathan, Vasu S.

Compositions

Electrolytes for electrical devices

526328, C10M14514, C08F22010, C08F22068

Patent

active

053687612

ABSTRACT:
A copolymer useful as a pour point depressant for hydrocarbon lubricating oils includes from about 15 mole percent to about 67 mole percent comonomeric units derived from a (C.sub.8 -C.sub.15) alkyl (meth)acrylate monomer, from about 3 mole percent to about 40 mole percent comonomeric units derived from a (C.sub.16 -C.sub.24) alkyl (meth)acrylate monomers and from greater than 30 mole percent to about 65 mole percent comonomeric units derived from a (C.sub.1 -C.sub.4)alkyl (meth)acrylate monomer.

REFERENCES:
patent: 4822508 (1989-04-01), Pennewiss et al.
patent: 5112509 (1992-05-01), Brink, Jr. et al.

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