Use of a sulphur or phosphorous-containing polymer as a processing aid in a polyvinyl chloride polymer composition
US10647793B2 · kind B2 · utility
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55References
25Claims
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Assignee
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Key dates
| Filing date | Mar 7, 2018 |
| Grant date | May 12, 2020 |
| Priority date | — |
| Expiry date | Mar 7, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L27/06
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present invention relates to use of a sulphur or phosphorous-containing polymer as a processing aid in a polyvinyl chloride polymer composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.