Production of epoxy resins using improved ion exchange resin catalysts
US8742055B2 · kind B2 · utility
1Cited by
12References
7Claims
0Family size
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Key dates
| Filing date | Dec 7, 2010 |
| Grant date | Jun 3, 2014 |
| Priority date | — |
| Expiry date | Jan 6, 2031 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G59/066
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Use a modified, amine-functionalized anion exchange resin as a catalyst to produce a bishalohydrin ether and then dehydrohalogenate the bishalohydrin ether with an aqueous inorganic hydroxide mixture to yield a liquid epoxy resin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.