Method for detersifying and oxide coating removal

Details Method for detersifying and oxide coating removal Method for detersifying and oxide coating removal

1978-09-19

1981-04-28

Massie, Jerome W.

Chemistry: electrical and wave energy

Processes and products

Electrostatic field or electrical discharge

134 3, 134 41, 156664, 156666, 2041415, 204145R, 252 791, C25F 306, C25F 324

Patent

active

042644186

ABSTRACT:
A method and composition is disclosed for removing oxide film from metals and alloys and for detersification of objects. The composition is at least a 1% aqueous solution of gluconic acid or its alkali metal including ammonium salts, citric acid or its alkali metal including ammonium salts, and tartaric acid or its alkali metal including ammonium salts, at least one of these materials being acid in sufficient strength to provide a pH of 4 or less. Also, preferably a non-ionic surfactant is included.

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