Water soluble, broad spectrum preservative system
US6447793B2 · kind B2 · utility
9Cited by
9References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 15, 1999 |
| Grant date | Sep 10, 2002 |
| Priority date | — |
| Expiry date | Sep 15, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q5/12
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
An effective broad spectrum system useful in an extended range of physical factors and/or composition elements in a cosmetic or personal care product for preservation is described by the present invention. The broad spectrum, water soluble preservative system of the present invention includes an acid or acid derivative, chlorphenesin and a solvent mixed with phenoxyethanol.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.