Method for obtaining a polymer in a solution
US7846986B2 · kind B2 · utility
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11References
20Claims
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Key dates
| Filing date | Jul 14, 2004 |
| Grant date | Dec 7, 2010 |
| Priority date | — |
| Expiry date | Sep 15, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/62
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Process for recovering at least one polymer in solution in a solvent by precipitation by means of a non-solvent introduced gradually into the solution to form the precipitation medium, whereby:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.