Polymeric thickeners for oil-containing compositions
US7449511B2 · kind B2 · utility
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63References
60Claims
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Key dates
| Filing date | Aug 8, 2005 |
| Grant date | Nov 11, 2008 |
| Priority date | — |
| Expiry date | Aug 8, 2025 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/54
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Thickeners for oil-containing compositions, particularly cosmetic and personal care compositions, are side chain crystalline polymers which are uniformly dispersed as a crystallized solid in the oil.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.