Curing agent for epoxy coatings
US10119046B2 · kind B2 · utility
0Cited by
6References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 16, 2016 |
| Grant date | Nov 6, 2018 |
| Priority date | — |
| Expiry date | Dec 16, 2036 |
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.