Patent · US Active

Lubricant composition

US10844312B2 · kind B2 · utility

0Cited by

12References

17Claims

0Family size

Assignee

DOW GLOBAL TECHNOLOGIES LLC · US

Inventors

Martin R. Greaves · Hirzel, CH
Evelyn A. Zaugg-Hoozemans · Horgen, CH

Key dates

Filing date	Jun 20, 2017
Grant date	Nov 24, 2020
Priority date	—
Expiry date	Jun 20, 2037

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC10N2040/25
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

An antioxidant package composition including a combination of: (i) at least one hindered phenolic antioxidant, and (ii) at least one polyether sulphide; a lubricant composition including: (a) the antioxidant package composition and (b) at least one base oil; a process for preparing the antioxidant package composition; and a process for preparing the lubricant composition.

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