Chemistry: electrical and wave energy – Processes and products
Patent
1975-06-16
1978-01-24
Kaplan, G. L.
Chemistry: electrical and wave energy
Processes and products
C25D 322
Patent
active
040702561
ABSTRACT:
An aqueous, ammonium ion-free acid zinc electroplating solution comprising a source of zinc ion, a soluble electrolyte, boric acid, a non-ionic polyoxyalkylated surfactant, and an organic acid, the bath being operable at a pH of about 3.0 to about 6.5. Preferably, the bath also contains a brightener. Spent baths are simply and inexpensively disposed of.
REFERENCES:
patent: RE27999 (1974-04-01), Korpiun et al.
patent: 3642591 (1972-02-01), Boose et al.
patent: 3730855 (1973-05-01), Poor et al.
patent: 3787297 (1974-01-01), Beckwith et al.
patent: 3891520 (1975-06-01), Todt et al.
patent: 3909373 (1975-09-01), Creutz
patent: 3919056 (1975-11-01), Habulak
patent: 3920528 (1975-11-01), Voss et al.
patent: 3928149 (1975-12-01), Steeg
Fong Jaan-Jiue
Hsu Grace F.
Alexander Cruzan
Chernivec Gerald F.
Kaplan G. L.
Minnesota Mining and Manufacturing Company
Sell Donald M.
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