Composition of epoxy resin, chain extender and polymeric toughener with separate base catalyst
US6486256B1 · kind B1 · utility
40Cited by
28References
32Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 13, 1998 |
| Grant date | Nov 26, 2002 |
| Priority date | — |
| Expiry date | Oct 13, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2666/04
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A two-part composition useful as an adhesive comprises an epoxy resin, a chain extender selected from an amine or a phenolic compound, a base catalyst and a polymeric toughener wherein Part A contains the catalyst and Part B with the epoxy resin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.