Etching medium and process for the correction of chromed gravure

Details Etching medium and process for the correction of chromed gravure Etching medium and process for the correction of chromed gravure

1980-08-20

1981-12-29

Powell, William A.

Adhesive bonding and miscellaneous chemical manufacture

Delaminating processes adapted for specified product

Delaminating in preparation for post processing recycling step

156660, 156656, 156664, 156905, 252 792, 252 794, C23F 102

Patent

active

043080910

ABSTRACT:
An etching medium for chromed surfaces, comprises amounts of aluminum chloride, hydrochloric acid and an inorganic reducing agent, effective for etching a chromed surface. This medium is particularly advantageous when used for the correction of chromed gravure cylinders.

REFERENCES:
patent: 2687345 (1954-08-01), Murray

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