Systems and processes for polymer production
US12037447B2 · kind B2 · utility
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23References
11Claims
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Key dates
| Filing date | May 22, 2020 |
| Grant date | Jul 16, 2024 |
| Priority date | — |
| Expiry date | May 18, 2043 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G2650/04
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Disclosed are compositions, systems and methods related to a polypropiolactone composition comprising polypropiolactone polymers. Such polymers include polypropiolactone chains of Formula (I): where n is an integer from 10 to about 1,000 and Y is either —H or a cation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.