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US 5,853,794 AGranted
Doped polyaniline solutions
AssigneeKemet Electronics Corporation
InventorsBrian J. Melody, John T. Kinard, Philip M. Lessner
Life of this patent
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Abstract
Acid-doped, polyaniline-based polymers are formed into fibers, films, and coatings with a solvent of N-ethylpyrrolidone. Such a solvent system is particularly useful for the formation of a solid electrolyte on a capacitive element.
Claims8
A process for forming a polymeric film by the steps comprising:
- applying to an article a solution comprising an acid-doped polyaniline polymer dissolved in a solvent comprising N-ethylpyrrolidone;
- and
- allowing said solvent to evaporate.
Dependencies are inferred from the claim text.