Patent · US Expired

Electrically conductive zinc sulfide powder and process of producing the same and use thereof

US5131952A · kind A · utility

3Cited by

4References

9Claims

0Family size

Assignees

Metallgesellschaft AG · DE
MITSUI MINING & SMELTING CO., LTD. · JP

Inventors

Takao Hayashi · Shimonoseki, JP
Norihiro Sato · Shimonoseki, JP
Manabu Hosoi · Saitama, JP
Nobuyoshi Kasahara · Saitama, JP
Clemens Aderhold · Krefeld, DE
Wolf-Dieter Griebler · Moers, DE
Jorg Hocken · Düsseldorf, DE
Uwe Rosin · Sörup, DE
Gunther Rudolph · Neuberg, DE

Key dates

Filing date	Aug 10, 1990
Grant date	Jul 21, 1992
Priority date	—
Expiry date	Aug 10, 2010

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC01P2006/40
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

An electrically conductive powder is provided which comprises particles of zinc sulfide coated with an elecctrically conductive coating of copper sulfide wherein the zinc sulfide particles have a BET surface area of 2 to 10 m.sup.2 /g and a purity of at least 97%, and is particularly useful to impart antistatic properties to plastics, synthetic fibers, laminated papers and the like.

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