Curing agent for epoxy coatings
US9550912B2 · kind B2 · utility
1Cited by
6References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 19, 2014 |
| Grant date | Jan 24, 2017 |
| Priority date | — |
| Expiry date | Dec 19, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G59/56
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Compositions, methods, and coating composition using a curing agent are provided herein. In one embodiment, a curing agent for epoxy resins may be prepared using a formulation including: (a) an adduct of: (i) a diglycidyl ether of a bisphenol, and (ii) a first polyamine; (b) a second polyamine; and (c) water; wherein the composition has an amine hydrogen equivalent weight, based on solids, of less than or equal to 105.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.