Aqueous dispersed acrylic grafted epoxy polyester protective coatings
US5290828A · kind A · utility
49Cited by
6References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 11, 1993 |
| Grant date | Mar 1, 1994 |
| Priority date | — |
| Expiry date | Jun 11, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D151/08
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
An aqueous dispersed, low VOC coating containing a polymeric binder comprises an addition copolymer grafted epoxy polyester terpolymer. The graft terpolymer comprises by weight between 1% and 70% unsaturated polyester, 5% and 80% epoxy resin, and 5% and 70% addition copolymer, where the terpolymer has an Acid Number above about 30 and is dispersed into water with a volatile base.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.