Patent · US Active

Poly(meth)acrylate copolymers with branched C17 alkyl chains and their use in lubricant oil compositions

US10975325B2 · kind B2 · utility

2Cited by

5References

15Claims

0Family size

Assignee

BASF SE

Inventors

Szilard Csihony · Ludwigshafen, DE
Mary Elizabeth Dery · Putnam Valley, US
Philippe Rabbat · New York, US
Ryan James Fenton · Norwalk, US

Key dates

Filing date	Jan 4, 2017
Grant date	Apr 13, 2021
Priority date	—
Expiry date	Sep 9, 2037

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC10N2070/02
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The presently claimed invention is directed to poly(meth)acrylate copolymers containing alkyl(meth)acrylate comonomer with branched C17 alkyl group. The invention is further related to lubricating oil compositions comprising poly(meth)acrylate copolymers containing alkyl(meth) acrylate comonomer with branched C17 alkyl group as viscosity index improving component.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.