Powders coated with specific lipoamino acid composition and cosmetics containing the same
US7374783B2 · kind B2 · utility
1Cited by
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13Claims
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Key dates
| Filing date | Jul 27, 2004 |
| Grant date | May 20, 2008 |
| Priority date | — |
| Expiry date | May 28, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q17/04
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
There is provided a coated powder having a high skin care effect and a high anti-aging effect. The powder which can be used in cosmetics is coated with a mixture (lipoamino acid composition) comprising N-acyl derivatives (also including the form of a salt) of (1) at least one amino acid selected from proline and hydroxyproline, (2) at least one amino acid selected from alanine, glycine and sarcosine and (3) at least one amino acid selected from aspartic acid and glutamic acid, and at least one selected from fatty acids (and/or metal salts thereof) having a carbon number of at least 12 and at most 22.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.