Metal treatment – Compositions – Heat treating
Patent
1978-11-21
1980-02-05
Kendall, Ralph S.
Metal treatment
Compositions
Heat treating
148 627, C23F 714
Patent
active
041871278
ABSTRACT:
A surface processing solution for an aluminum or aluminum alloy substrate comprises 0.1 to 10 g/liter of one or more compounds selected from the group consisting of inositol di-.about.hexaphosphates and water soluble salts thereof and 0.1 to 10 g/liter as Ti of a titanium fluoride.
A surface of an aluminum or aluminum alloy substrate is treated with said surface processing solution.
REFERENCES:
patent: 4017334 (1977-04-01), Matsushima et al.
Ayano Yukihiko
Miyazaki Yasushi
Yashiro Kuniji
Kendall Ralph S.
Nihon Parkerizing Co. Ltd.
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