Composition including a polythiol, a polyepoxide, a photolatent base, and an amine and methods relating to the composition
US11090681B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Nov 2, 2017 |
| Grant date | Aug 17, 2021 |
| Priority date | — |
| Expiry date | Feb 4, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2200/0682
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A composition including a polythiol having more than one thiol groups, a polyepoxide having more than one epoxide group, a photolatent base catalyst that can photochemically generate a first amine, and a second amine phase-separated within the composition. A polymer network preparable from the composition, and a method for making the polymer network are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.