Lubricant and method for improving air release using ashless detergents
US7820600B2 · kind B2 · utility
1Cited by
34References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 28, 2006 |
| Grant date | Oct 26, 2010 |
| Priority date | — |
| Expiry date | May 7, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2060/14
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention is directed to a lubricant composition comprising GLT base stock with an ashless detergent to improve air release properties. The ashless detergents comprise the products resulting from the reaction of a salicylic acid, organic group substituted salicylic acid, sulfonic acid or organic groups substituted sulfur acid with thiadiazole or organic group substituted thiadiazole or an alkyl primary or secondary amine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.