Patent · US Active

DMPA-based solvent systems for the synthesis of poly (amic acid) and polyimide polymers

US10487178B2 · kind B2 · utility

1Cited by
5References
4Claims
0Family size

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Key dates

Filing dateSep 28, 2016
Grant dateNov 26, 2019
Priority date—
Expiry dateSep 28, 2036

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G73/105
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The process for synthesizing a poly(amic acid) polymer or a polyimide polymer is improved by using a solvent system consisting essentially of:

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.