Polyvinyl chloride and copolyester compositions and articles made using these compositions
US11512198B2 · kind B2 · utility
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32References
19Claims
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Key dates
| Filing date | Jun 21, 2017 |
| Grant date | Nov 29, 2022 |
| Priority date | — |
| Expiry date | Aug 30, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2205/035
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
This disclosure pertains to novel polyvinyl chloride compositions containing polyvinyl chloride resins and copolyesters. More particularly, the present disclosure pertains to polyvinyl chloride compositions including high glass transition temperature (Tg) copolyesters to increase the Tg and the heat distortion temperature under load (HDTUL) of the polyvinyl chloride compositions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.