UV-curable waterborne polyurethane dispersions for soft touch coatings
US7396875B2 · kind B2 · utility
3Cited by
12References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 20, 2004 |
| Grant date | Jul 8, 2008 |
| Priority date | — |
| Expiry date | Mar 26, 2026 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G18/68
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention is directed to a waterborne, UV-curable polyurethane emulsion and the use thereof in producing soft touch coatings. The emulsion is prepared by a) reacting specified hydroxy-functional components with di- and/or polyisocyanates, b) forming a dispersion of the resultant product with water and reacting the dispersion with amine functional materials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.