Metal treatment – Compositions – Fluxing
Patent
1990-11-23
1991-12-24
Rosenberg, Peter D.
Metal treatment
Compositions
Fluxing
148 24, 148 25, B23K 3534
Patent
active
050749285
ABSTRACT:
A water-soluble soldering flux having good solderability, removability with water, and insulation resistance comprises, as activators, a combination of tartaric acid and a hydrohalide salt of mono-, di-, or tri-ethanolamine.
REFERENCES:
patent: 2155307 (1939-04-01), Hagemann
patent: 4360392 (1982-11-01), Roberts
patent: 4428780 (1984-01-01), Shedroff
Iino Tomohiko
Ootuka Kouichi
Sanji Masaki
Taguchi Toshihiko
Nippondenso Co. Ltd.
Rosenberg Peter D.
Senju Metal Industry Co. Ltd.
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