Patent · US Expired

Method for obtaining a polymer in a solution

US7846986B2 · kind B2 · utility

0Cited by
11References
20Claims
0Family size

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Key dates

Filing dateJul 14, 2004
Grant dateDec 7, 2010
Priority date
Expiry dateSep 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.