Patent · US Expired

Compositions produced by solvent exchange methods and articles of manufacture comprising same

US6852250B2 · kind B2 · utility

4Cited by
45References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 1, 2002
Grant dateFeb 8, 2005
Priority date
Expiry dateMay 14, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P70/50
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Disclosed are coatings, films, and articles of manufacture comprising or derived from compositions that are produced by a method for exchanging solvent in a mixture that includes water and an optionally substituted thiophene. Also disclosed are methods for making and using said coatings, films, and articles of manufacture, including electro-optical implementations.

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