Silky feel cosmetic emulsion chassis based on glycerin and chemically modified starch
US7361363B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 30, 2003 |
| Grant date | Apr 22, 2008 |
| Priority date | — |
| Expiry date | Oct 10, 2025 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q19/08
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A cosmetic composition is provided which includes a high level of glycerin, a chemically modified starch which is preferably a hydroxypropyl di-starch phosphate or an acetylated di-starch adipate, and a crystalline gel structurant comprising a surfactant and co-surfactant, the structurant having an enthalpy ranging from about 2 to about 15 Joule per gram. The composition has a silky sensory feel and exhibits a positive normal force, preferably ranging from about +0.5 to about +5 grams. The glycerin to chemically modified starch is present in a weight ratio ranging from about 100:1 to about 2:1. Advantageously, the composition has a SkiCon Value ranging from about 10 to about 80.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.