Title:
LUBRICANT COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2020/160969
Kind Code:
A1
Abstract:
The present invention relates to a lubricant composition comprising a base oil and an antioxidant additive, said antioxidant additive comprising a phenolic antioxidant, an amine antioxidant and a tocopherol supplement having at least one member of the list consisting of: beta-tocopherol, delta-tocopherol and gamma-tocopherol. The present invention also relates to a use of a lubricant composition according to the invention in a heat engine.
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Inventors:
XANTHOPOULOS PASCAL (FR)
Application Number:
PCT/EP2020/052104
Publication Date:
August 13, 2020
Filing Date:
January 29, 2020
Export Citation:
Assignee:
POLYBRIDGE (FR)
International Classes:
C10M141/06
Domestic Patent References:
| WO2007084854A1 | 2007-07-26 | |||
| WO2014134506A1 | 2014-09-04 |
Foreign References:
| US20020065201A1 | 2002-05-30 | |||
| EP0459354A1 | 1991-12-04 |
Other References:
ZHIXIN XIAO ET AL: "Effect of tocopherol on antioxygenic properties of green lubricating oil", WUHAN UNIVERSITY OF TECHNOLOGY. JOURNAL (MATERIAL SCIENCE EDITION), vol. 23, no. 3, 1 June 2008 (2008-06-01), CN, pages 289 - 292, XP055632156, ISSN: 1000-2413, DOI: 10.1007/s11595-007-3289-6
HAMBLIN P: "OXIDATIVE STABILISATION OF SYNTHETIC FLUIDS AND VEGETABLE OILS", JOURNAL OF SYNTHETIC LUBRICATION, LEAF COPPIN PUBLISHING LTD., DEAL, KENT, GB, vol. 16, no. 2, 1 July 1999 (1999-07-01), pages 157 - 181, XP001039876, ISSN: 0265-6582
HAMBLIN P: "OXIDATIVE STABILISATION OF SYNTHETIC FLUIDS AND VEGETABLE OILS", JOURNAL OF SYNTHETIC LUBRICATION, LEAF COPPIN PUBLISHING LTD., DEAL, KENT, GB, vol. 16, no. 2, 1 July 1999 (1999-07-01), pages 157 - 181, XP001039876, ISSN: 0265-6582
Attorney, Agent or Firm:
HEGE, Frédéric (FR)
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