Conductive ink

Details Conductive ink Conductive ink

1993-12-29

1995-04-18

Klemanski, Helene

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

252512, 252518, C09D 1102

Patent

active

054074738

ABSTRACT:
Conductive ink has an inorganic compound comprising 70.0-95.0 wt. % of CuO which is conductive and 5.0-30.0 wt. % of inorganic binder mixed with each other, and solvent and organic binder in which the inorganic compound is dispersed. The inorganic binder consists of lead borosilicate crystalline glass or aluminum borosilicate crystalline glass soften and crystallizes at 850.degree.-950.degree. C. The diameter of CuO powder of the inorganic compound is 100-7.0 .mu.m. The diameter of the lead borosilicate crystalline glass powder or the aluminum borosilicate crystalline glass powder of the inorganic compound is 1.0-5.0 .mu.m. The organic binder consists of ethyl cellulose or copolymer of polyisobytylmethacrylate and poly.alpha.-methylstyrene. The conductive ink contains the organic binder at 0.5-2.0 wt. %.

REFERENCES:
patent: 3647532 (1972-03-01), Friedman et al.
patent: 4514321 (1985-04-01), Siuta
patent: 4521329 (1985-06-01), Siuta et al.
patent: 4733018 (1988-03-01), Prabhu et al.
patent: 4868034 (1989-09-01), Steinberg
patent: 5062891 (1991-11-01), Gruber et al.

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