Modified imidazole latent epoxy resin catalysts and systems comprising them
US4742148A · kind A · utility
13Cited by
5References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 17, 1987 |
| Grant date | May 3, 1988 |
| Priority date | — |
| Expiry date | Apr 17, 2007 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G59/686
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A latent catalyst for epoxy resin systems is produced by the reaction between an aromatic dicyanate and imidazoles. The catalyst provides good curability, excellent mechanical properties, and remarkably extended shelf life. It also allows curing at room temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.