Method of manufacturing a magnetic disk substrate of titanium

Details Method of manufacturing a magnetic disk substrate of titanium Method of manufacturing a magnetic disk substrate of titanium

1992-04-24

1993-06-22

Tufariello, T. M.

Electrolysis: processes, compositions used therein, and methods

Electrolytic coating

Forming nonmetal coating

C25D 1126

Patent

active

052214591

ABSTRACT:
A method of manufacturing a magnetic disk substrate made of titanium, in which chemical etching is performed on a titanium disk for magnetic disk substrate, thereby removing a surface portion thereof having a thickness of at least 2 nm, and the new surface of the titanium disk, formed by the chemical etching, is anodized, thereby forming anodized film on the titanium disk.

REFERENCES:
"Titanium & Zirconium", vol. 37, Jan. 1989, No. 1, pp. 46 and 125-131.

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