Bifunctional poly(alkyleneoxides) with aminoalkyl and unsaturated termini and derivatives thereof
US11236200B2 · kind B2 · utility
0Cited by
5References
12Claims
0Family size
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Key dates
| Filing date | Dec 12, 2019 |
| Grant date | Feb 1, 2022 |
| Priority date | — |
| Expiry date | Dec 12, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G77/46
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A heterofunctional poly(alkyleneoxide) according to the invention contains a first polymer terminus containing a protected, unprotected, or derivatized amine or aminoalkyl functionality and a second polymer terminus containing an unsaturated functionality. Reaction products, derivatives, and methods of making these materials are also described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.