Etching composition for etching nickel screen rolls or plates

Details Etching composition for etching nickel screen rolls or plates Etching composition for etching nickel screen rolls or plates

1973-10-02

1976-01-06

Powell, William A.

Compositions

Etching or brightening compositions

Inorganic acid containing

96 363, 156 14, 156 18, C09K 1306

Patent

active

039310302

ABSTRACT:
Delicate and high grade nickel screen rolls or plates for printing are prepared by using corrosion-resistant mother roll and a specified powderless etching composition comprising HNO.sub.3, H.sub.2 O.sub.2, surfactants and an organic solvent.

REFERENCES:
patent: 3376228 (1968-04-01), Ruzicka
patent: 3412032 (1968-11-01), Sauquoit
patent: 3417022 (1968-12-01), Sherer
patent: 3682702 (1972-08-01), Hnizda

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