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US 2019/0345408 A1Published application
Lubricant composition
AssigneeDow Global Technologies LLC
InventorsMartin R. Greaves, Evelyn A. Zaugg-Hoozemans
Life of this patent
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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.
Claims19
An antioxidant package composition comprising a combination of:
- (i) at least one hindered phenolic antioxidant, and (ii) at least one polyether sulphide.
-10. (canceled)
A lubricant composition comprising:
- (a) at least one base oil,
- (b) at least one hindered phenolic antioxidant, and
- (c) at least one polyether sulphide.
A process for preparing a lubricant composition comprising admixing:
- (a) at least one base oil,
- (b) at least one hindered phenolic antioxidant, and
- (c) at least one polyether sulphide.
Dependencies are inferred from the claim text.