Condensation products of amino-functional polymers
US9157015B2 · kind B2 · utility
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8Claims
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Key dates
| Filing date | Nov 10, 2011 |
| Grant date | Oct 13, 2015 |
| Priority date | — |
| Expiry date | Nov 10, 2031 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09J163/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A condensation product of at least one (hydroxymethyl)phenol and at least one polyoxyalkylene diamine and a process for the preparation thereof and the use thereof in the curing of epoxy resin systems are described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.