Compositions – Etching or brightening compositions – Inorganic acid containing
Patent
1977-11-08
1979-02-27
Massie, Jerome W.
Compositions
Etching or brightening compositions
Inorganic acid containing
156664, 252187R, C09K 1306, C23F 100, C23F 300
Patent
active
041418506
ABSTRACT:
Improved metal dissolution rates are obtained when using a solution containing sulfuric acid, hydrogen peroxide and certain primary diols.
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patent: 3801512 (1974-04-01), Solenberger
patent: 3945865 (1976-03-01), Kamperman
patent: 4022703 (1977-05-01), Bakes et al.
patent: 4048006 (1977-09-01), Harbulak et al.
patent: 4052254 (1977-10-01), Harbulak et al.
patent: 4086176 (1978-04-01), Ericson et al.
Allan John L. H.
Readio Philip D.
Brennan Bryant W.
Dart Industries Inc.
LeMaire Margareta
Massie Jerome W.
Valles Fred S.
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