Opaque black dye for color coding of wire enamels, varnishes and

Details Opaque black dye for color coding of wire enamels, varnishes and Opaque black dye for color coding of wire enamels, varnishes and

1980-06-06

1982-08-31

Pertilla, Theodore E.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

106308M, 428379, 524110, 524190, C08L 7706

Patent

active

043471730

ABSTRACT:
Disclosed is an opaque black dye which can be used to color wire enamels, varnishes and resins. The dye is a mixture of a blue dye and a red dye. The blue dye is a phthalocyanine, preferably a copper phthalocyanine and the red dye is a mixture of a rhodamine dye and a chromium complex.

REFERENCES:
patent: 2348536 (1944-05-01), Gordon
patent: 3594228 (1971-07-01), Mock

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