Polyurethane dispersions based on polycarbonate polyols and suitable for use in personal care products
US7452525B1 · kind B1 · utility
17Cited by
14References
15Claims
0Family size
Inventors
Key dates
| Filing date | Aug 8, 2007 |
| Grant date | Nov 18, 2008 |
| Priority date | — |
| Expiry date | Aug 8, 2027 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G18/722
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to a process for preparing an aqueous polyurethane dispersion suitable for use in personal care products, wherein the polyurethane is based on one or more polycarbonate polyols.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.