The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 16, 2019
Filed:
May. 09, 2017
Applicant:
Afton Chemical Corporation, Richmond, VA (US);
Inventor:
Yungwan Kwak, Glen Allen, VA (US);
Assignee:
Afton Chemical Corporation, Richmond, VA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10L 1/14 (2006.01); C10M 145/20 (2006.01); C08F 220/18 (2006.01); C10M 145/14 (2006.01);
U.S. Cl.
CPC ...
C10M 145/20 (2013.01); C08F 220/18 (2013.01); C10M 145/14 (2013.01); C08F 2438/03 (2013.01); C10M 2209/084 (2013.01); C10M 2215/28 (2013.01); C10M 2219/024 (2013.01); C10N 2210/02 (2013.01); C10N 2220/021 (2013.01); C10N 2220/022 (2013.01); C10N 2230/02 (2013.01); C10N 2230/06 (2013.01);
Abstract
The present disclosure relates to polymers suitable for viscosity index improvers in lubricating oil compositions and further relates to oil compositions comprising such polymers. The disclosure also relates to polymer compositions derived from alkyl (meth)acrylate monomers and selected molar ratios of the (meth)acrylate monomers in the polymer suitable to use as viscosity modifiers.