Process for the preparation of polyurethane solutions based on silicon-polycarbonate diols
US10655012B2 · kind B2 · utility
0Cited by
5References
11Claims
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Key dates
| Filing date | Jun 8, 2016 |
| Grant date | May 19, 2020 |
| Priority date | — |
| Expiry date | Mar 23, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2203/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention provides silicon-based polycarbonates, processes for their preparation and their use in the synthesis of copolymers, in particular segmented copolymers such as polyurethanes for biomedical applications.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.