Low temperature aluminum cleaning composition and process

Details Low temperature aluminum cleaning composition and process Low temperature aluminum cleaning composition and process

1975-02-13

1976-07-13

Pitlick, Harris A.

Cleaning and liquid contact with solids

Processes

Metal base work, acid treating

134 3, 134 40, 252142, C11D 172, C11D 708

Patent

active

039691357

ABSTRACT:
Aluminum surfaces are cleaned at low temperature by the addition of a polyalkylene glycol-abietic acid surfactant and a polyalkylene glycol-hydrocarbon surfactant to an aqueous acidic solution. Preferably, the solution contains fluoride as an accelerator.

REFERENCES:
patent: 2719781 (1955-10-01), Hesch
patent: 2746849 (1956-05-01), Helling et al.
patent: 3162547 (1964-12-01), Kendall
patent: 3634262 (1972-01-01), Grunwald et al.
patent: 3692583 (1972-09-01), Mucenieks et al.
patent: R27662 (1973-06-01), Hamilton

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