Composition of lubricating oil for two stroke gasoline engine and process for the preparation thereof
US7825077B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 13, 2006 |
| Grant date | Nov 2, 2010 |
| Priority date | — |
| Expiry date | Jul 1, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/26
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
This invention provides a composition of lubricating oil for two stroke gasoline engine and a process for the preparation thereof. In addition to alkyl benzenes, the composition also contains an antioxidant, an antifoaming agent, a pour point dispersant, a corrosion inhibitor and a detergent-dispersant additive, an extreme pressure additive, a lubrication additives, comprising of the following steps (I) removing of insoluble matter from the base stock, (II) tailoring by vacuum distillation, (III) blending of different alkylates, (IV) removing the oxidized matters by adsorption, (V) addition of performance additives and homogenizing the mixture. The product of this invention has utility as lubricating oil for two stroke gasoline engine in both water-cooled and air-cooled two-cycle gasoline engines producing reduced smoke.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.