Title:
ZINC-FREE LUBRICATING COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2017/039855
Kind Code:
A3
Abstract:
The invention is directed to a zinc-free lubricating composition for an internal combustion engine containing a phosphorus anti-wear agent, an ashless antioxidant, and a metal-free basic detergent. The lubricating composition provides wear protection, deposit control, and improved acid control with reduced levels of metal -containing additives.
Inventors:
DELBRIDGE EWAN E (US)
MOSIER PATRICK E (US)
MOSIER PATRICK E (US)
Application Number:
PCT/US2016/042886
Publication Date:
April 06, 2017
Filing Date:
July 19, 2016
Export Citation:
Assignee:
LUBRIZOL CORP (US)
International Classes:
C10M169/04
Domestic Patent References:
| WO2016164345A1 | 2016-10-13 |
Foreign References:
| US3962104A | 1976-06-08 | |||
| US20120101012A1 | 2012-04-26 |
Attorney, Agent or Firm:
COOK, Deron A. et al. (US)
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