Epoxy systems employing triethylaminetetraamine and tin catalysts
US10023687B2 · kind B2 · utility
0Cited by
8References
9Claims
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Assignee
Inventors
Key dates
| Filing date | Jul 14, 2015 |
| Grant date | Jul 17, 2018 |
| Priority date | — |
| Expiry date | Jul 14, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2363/04
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The invention relates to curable epoxy resin systems comprising polyethylene tetraamine and a tin catalyst as hardening agents, and optionally comprising 1,4-diaza[2.2.2]bicyclo octane. The invention also relates to articles made therefrom, including composites such as carbon fiber reinforced composites. The curable epoxy resins have rapid demold times and/or high glass temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.