Epoxy resin curing agent, process for preparing the same, and epoxy resin composition
US8242217B2 · kind B2 · utility
4Cited by
5References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 8, 2008 |
| Grant date | Aug 14, 2012 |
| Priority date | — |
| Expiry date | Feb 14, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09J163/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
It is an object of the present invention to provide an epoxy resin curing agent which has a favorable pot life and good storage stability as a curing agent for epoxy resins and from which an epoxy resin cured product having good water resistance and hardness is obtained through curing. The present invention is an epoxy resin curing agent containing a secondary or tertiary branched thiol compound having a substituent on a carbon atom at the α-position to a thiol group, and is also an epoxy resin composition comprising a polyvalent epoxy compound and the epoxy resin curing agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.