Curing agent for low temperature cure applications
US8735512B2 · kind B2 · utility
2Cited by
7References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 9, 2008 |
| Grant date | May 27, 2014 |
| Priority date | — |
| Expiry date | Apr 9, 2028 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L63/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention provides Mannich base derivatives of N,N′-dimethyl secondary diamine polymers including Mannich base derivatives of methylamine-terminated poly-(N-methylazetidine) and Mannich base derivatives of methylamine-terminated poly-(N-methylazacycloheptane). Amine curing agent compositions and amine-epoxy compositions containing Mannich base derivatives of N,N′-dimethyl secondary diamine polymers are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.