Copper plating of gravure rolls

Details Copper plating of gravure rolls Copper plating of gravure rolls

1994-10-25

1995-05-23

Niebling, John

Electrolysis: processes, compositions used therein, and methods

Electrolytic coating

Depositing predominantly single metal coating

205297, 205298, C25D 338

Patent

active

054178410

ABSTRACT:
The invention relates to a process for depositing copper on a gravure roll comprising the steps of: immersing a gravure roll in an electroplating bath comprising A) copper, B) sulfuric acid, C) at least one alkoxythio compound, D) at least one sulfonated, sulfurized hydrocarbyl compound and E) at least one grain refining thio compound, and passing electric current through the bath to deposit copper on the gravure roll.

REFERENCES:
patent: 3328273 (1967-06-01), Creutz et al.
patent: 3542655 (1970-11-01), Kardos et al.
patent: 3682788 (1972-08-01), Kardos et al.
patent: 3751289 (1973-08-01), Arcilesi
patent: 3798138 (1974-03-01), Ostrow et al.
patent: 4229268 (1980-10-01), Lowery et al.
patent: 4334966 (1982-06-01), Beach et al.
patent: 4384930 (1983-05-01), Eckles
patent: 4781801 (1988-11-01), Frisby
patent: 4832802 (1989-05-01), Canaris

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