Polyurethane gelling agent
US11535695B2 · kind B2 · utility
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17Claims
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Assignee
Inventors
Key dates
| Filing date | Apr 4, 2018 |
| Grant date | Dec 27, 2022 |
| Priority date | — |
| Expiry date | Apr 8, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10M2217/0456
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to new oil gelling polyurethanes useful for preparing clear gels in organic media (oils, solvents) and to a process for their preparation. The invention also relates to the gels formed from these gelling polyurethanes and to compositions containing them, in particular cosmetic compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.