Hydridosiloxanyl substituted cyclotrisiloxanes, preparation method thereof, and polymeric products derived therefrom
US10875968B2 · kind B2 · utility
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15Claims
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Key dates
| Filing date | Apr 4, 2019 |
| Grant date | Dec 29, 2020 |
| Priority date | — |
| Expiry date | Aug 23, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G77/70
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A new class of cyclotrisiloxanes having hydridosiloxanylalkyl substituents on one, two, or three of the ring silicon atoms and a method for their preparation are provided. These compounds undergo living anionic ring-opening polymerization to generate unique polymer structures.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.