Flexible primer composition
US4739020A · kind A · utility
6Cited by
7References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 24, 1986 |
| Grant date | Apr 19, 1988 |
| Priority date | — |
| Expiry date | Dec 24, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S525/939
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A coating composition contains an organic polyol, a polyepoxide, a polyisocyanate crosslinking agent, and a phenolic resin. The composition is flexible, having an elongation of at least 10 percent when cured. This coating composition is particularly suitable as a primer in preparing substrates with a multilayer coating having good flexibility.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.