Patent number: 5269973
Abstract: An electrically conductive material includes a polymeric substrate containing a group which can capture cuprous ion, a first sulfide consisting of copper sulfide, a second sulfide selected from silver sulfide and palladium sulfide, and a third sulfide selected from sulfides of Bi, Zn, In, V, Si, Sb, Al, Mn, Rb, Li, Tl, W, Ti, Cr, Mo, Y, Ge, Yb, La, Sm, Be, Sn, Zr, Mg, Ba, Nd, Cd and Ga, wherein the first, second and third sulfides are bound to the polymeric substrate. This material may be produced by treating the substrate with an aqeuous bath containing sources of the first, second and third metals and thiocyanate.
Type:
Grant
Filed:
August 13, 1991
Date of Patent:
December 14, 1993
Assignee:
Nihon Sanmo Dyeing Co., Ltd.
Inventors:
Kiyofumi Takahashi, Naokazu Takada, Shinji Tomibe