Process for preparing linear carbosiloxane polymers
US10723845B2 · kind B2 · utility
0Cited by
4References
20Claims
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Assignee
Inventors
Key dates
| Filing date | Aug 3, 2016 |
| Grant date | Jul 28, 2020 |
| Priority date | — |
| Expiry date | Mar 11, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G77/045
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention relates to a process for preparing a linear carbosiloxane polymer, which comprises subjecting at least one thoroughly purified cyclic carbosiloxane monomer to ring opening polymerization in the presence of an acidic or basic catalyst and at least one silanol-functional compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.