Phosphate composition
US10544172B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 11, 2017 |
| Grant date | Jan 28, 2020 |
| Priority date | — |
| Expiry date | Dec 11, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2070/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A process for the preparation of a composition comprising amine-containing phosphate glycerides including: phosphorylating a solution which comprises mixed glycerides that contain fatty acid portions and an amine under conditions which are substantially water-free and under which said phosphorous pentoxide reacts with reactive constituents in said solution to form said amine-containing phosphate glycerides and a lubricating composition comprising a lubricant, the aforesaid composition in an amount which improves the properties of the lubricating composition, and optionally one or more other constituents which improve the properties of the lubricating composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.