Methods for converting PVC to elastomers
US12234313B2 · kind B2 · utility
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3References
1Claims
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Assignee
Inventors
Key dates
| Filing date | May 12, 2023 |
| Grant date | Feb 25, 2025 |
| Priority date | — |
| Expiry date | May 12, 2043 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/62
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Disclosed are methods for upcycling polyvinyl chloride (PVC) that involve the dissolving of PVC in an organic solvent; and contacting the PVC with a base, thereby providing a partially dehydrochlorinated PVC. Polymers made by the disclosed, and articles therefore, are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.