Aqueous dispersion of a polyurethane having pendent fluoroalkyl groups
US5039739A · kind A · utility
7Cited by
7References
5Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Apr 26, 1989 |
| Grant date | Aug 13, 1991 |
| Priority date | — |
| Expiry date | Apr 26, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G18/638
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
An aqueous dispersion of a water-dispersible polyurethane having pendent fluoroalkyl groups, said polyurethane being the product of chain extending, in aqueous medium, a water-dispersible, isocyanate-terminated polyurethane prepolymer having pendent fluoroalkyl groups.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.