Flexible finishes from branched aliphatic polyester urethanes and a melamine crosslinker
US4632964A · kind A · utility
19Cited by
17References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 28, 1985 |
| Grant date | Dec 30, 1986 |
| Priority date | — |
| Expiry date | Mar 28, 2005 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D175/06
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A coating composition that forms a flexible finish and is used primarily as a clear finish over a colored or pigmented finish that are applied to flexible substrates of automobile and truck bodies; the composition contains as the film forming binder (1) a branched aliphatic polyester urethane which is the reaction product of a polyisocyanate and a branched aliphatic polyester and (2) preferably a methylated and butylated melamine formaldehyde crosslinking agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.