Pseudolipid complex mixture and a skin external application composition containing same
US8546361B2 · kind B2 · utility
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Key dates
| Filing date | Sep 2, 2008 |
| Grant date | Oct 1, 2013 |
| Priority date | — |
| Expiry date | Jan 12, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q19/007
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Provided is a pseudolipid complex mixture comprising a pseudoceramide and a stearic acid and an external skin application composition comprising the same. The complex mixture has improved phase stability and a structure similar to that of the stratum corneum which can retain water and other beneficial materials, and accordingly the composition comprising the same can be used as an external skin application composition having improved moisturization and barrier repair capabilities.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.