Etchant and method of etching tin oxide film

Details Etchant and method of etching tin oxide film Etchant and method of etching tin oxide film

1975-08-14

1977-02-22

Powell, William A.

Adhesive bonding and miscellaneous chemical manufacture

Delaminating processes adapted for specified product

Delaminating in preparation for post processing recycling step

96 362, 156659, 252 792, B29C 1708, C23F 102

Patent

active

040090612

ABSTRACT:
The invention comprises a method of forming a pattern of conductive tin oxide anodes on a glass plate by forming a layer of tin oxide on the plate, masking off predetermined patterns with a layer of resist material, and dipping the resist-coated plate in an etchant comprising a mineral acid in which chromium is dissolved and to which some other active metal is added during the dip process as required.

REFERENCES:
patent: 3210214 (1965-10-01), Smith
patent: 3489624 (1970-01-01), Lake et al.
patent: 3615465 (1971-10-01), Bullinger
patent: 3668089 (1972-06-01), Chase et al.
patent: 3837944 (1974-09-01), Cole

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