Compositions – Electrically conductive or emissive compositions
Patent
1990-03-27
1993-06-08
Bell, Mark L.
Compositions
Electrically conductive or emissive compositions
252518, 264104, 264216, 2642356, 264236, 2642884, 2642893, 2642905, 26433112, 26433119, 264344, 524 99, 524186, 524236, 528422, H01B 100
Patent
active
052176509
ABSTRACT:
Methods for preparing highly conductive, oriented polymers are disclosed. In the preferred embodiment, solution of conductive polymer is cast onto the surface of a stretchable support material, and oriented polymer is produced by removing solvent from the solution and stretching the support material. The invention is particularly useful for preparing oriented films of polyaniline which films have been shown to exhibit conductivities in the range of 300-2,500 S/cm.
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A. Andreatta, Y. Cao, J. C. Chiang, A. J. Heeger and P. Smith, "Electrically Conductive Fibers of Polyaniline Spun from Solutions in Concentrated Sulfuric Acid," Synth Met., 26 pp. 383-389 (1988).
MacDiarmid, A. G., Chiang, J.-C., Richter, A. F., Somasiri, N. L. D. Epstein, A. J., "Conducting Polymers," Luis Alcacer (ed.), Reidel Publ. Dordrecht, Holland, 1987, 105.
Page 777 of the "Concise Chemical and Technical Dictionary" edited by H. Bennett (1974).
Manohar Sanjeev
Scherr Elliot
Theophilou Nicholas
Bell Mark L.
Green Anthony J.
Trustees of the University of Pennsylvania
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