Aqueous electronic circuit assembly cleaner and cleaning method

Details Aqueous electronic circuit assembly cleaner and cleaning method Aqueous electronic circuit assembly cleaner and cleaning method

1992-06-10

1993-11-23

Garvin, Patrick P.

Cleaning and liquid contact with solids

Processes

Miscellaneous

134 2, 134 40, 252135, B08B 304

Patent

active

052640469

ABSTRACT:
The present invention relates to environmentally safe aqueous flux removing compositions for cleaning electronic circuit assemblies, such as printed circuit or printed wiring boards, during their fabrication. Alkaline salts are utilized preferably with various adjuvants, such as an anti-corrosion agent and antifoam agent to achieve a variety of objectives, among which are the removal of solder flux, oils, waxes, and greasy substances and adhesive and other residues.

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