Patent · US Active

Lubricant composition comprising hindered cyclic amines

US9902916B2 · kind B2 · utility

0Cited by

24References

20Claims

0Family size

Assignee

BASF SE

Inventors

Kevin J. DeSantis · Valley Cottage, US
Michael Hoey · Maplewood, US
Bjoern Ludolph · Ludwigshafen, DE
Matthias Kiefer · Ludwigshafen, DE

Key dates

Filing date	Aug 14, 2013
Grant date	Feb 27, 2018
Priority date	—
Expiry date	Aug 14, 2033

Classification

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

Abstract

A lubricant composition includes a base oil and a cyclic amine compound. A method of lubricating a system including a fluoropolymer seal with the lubricant composition is also provided. An additive concentrate for a lubricant composition is also provided. The cyclic amine compound is useful for adjusting the total base number of a lubricant composition. The lubricant composition is compatible with fluoropolymer seals.

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