Fast curable epoxy compositions containing imidazole- and 1-(aminoalkyl) imidazole-isocyanate adducts
US8357764B2 · kind B2 · utility
1Cited by
4References
11Claims
0Family size
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Key dates
| Filing date | Oct 30, 2009 |
| Grant date | Jan 22, 2013 |
| Priority date | — |
| Expiry date | Jun 8, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G59/5073
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Epoxy curing agents comprising imidazole-isocyanate adducts, including 1-(aminoalkyl)imidazole-isocyanate adducts and especially 1-(3-aminopropyl)imidazole-isocyanate adducts, and their use as curing agents in heat curable one-component epoxy resin compositions. Epoxy curing agents comprising imidazole-isocyanate adducts comprising the reaction product of at least one imidazole, at least one polyisocyanate and at least one diamine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.