Thermo-thickening compounds for non-polar liquid
US11161807B2 · kind B2 · utility
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Key dates
| Filing date | Dec 12, 2017 |
| Grant date | Nov 2, 2021 |
| Priority date | — |
| Expiry date | Dec 12, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2050/10
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A bis-urea compound of general formula (IV):The compound is useful as a thermo-thickening agent in a non-polar liquid such as engine lubricating oil or thermosetting varnish. Also, a method for preparing the thermo-thickening compound. Further, a composition comprising the thermo-thickening compound and a non-polar liquid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.