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Title:
METHOD FOR MANUFACTURING ALUMINUM SUPPORTING BODY FOR PLANOGRAPHY IMPRESSION, ALUMINUM SUPPORTING BODY FOR PLANOGRAPHY IMPRESSION, AND PLANOGRAPHY IMPRESSION
Document Type and Number:
Japanese Patent JP2003291549
Kind Code:
A
Abstract:

To provide a method for manufacturing an aluminum supporting body for a planography impression, etc., which are excellent in print resistance and performance against fouling.

The aluminum supporting body for the planography impression, the method for manufacturing the same, and the planography impression are characterized in that at least one surface of an aluminum plate is treated in turn by (a) mechanical roughing treatment for mechanically roughing the surface, (b) alkaline etching treatment, (c) desmut treatment, (d) electrolytic roughing treatment in nitric acid aqueous solution, (e) alkaline etching treatment, (f) desmut treatment, (g) electrolytic roughing treatment in hydrochloric acid aqueous solution, (h) alkaline etching treatment, (i) desmut treatment, and (j) anodic oxidation treatment, wherein concentration of abrasive in the mechanical roughing treatment (a), concentration of sodium hydroxide in the alkaline etching treatment (b), etc., concentration of nitric acid and hydrochloric acid in the electrolytic roughing treatment (d), (g), and concentration of sulfuric acid in the anodic oxidation treatment (j) are controlled.


Inventors:
UESUGI AKIO
Application Number:
JP2002097623A
Publication Date:
October 15, 2003
Filing Date:
March 29, 2002
Export Citation:
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Assignee:
FUJI PHOTO FILM CO LTD
International Classes:
G03F7/09; B41N1/08; B41N3/03; B41N3/04; C23F1/00; C23F1/36; C25D11/08; C25D11/16; C25F3/04; C25F7/00; G03F7/00; (IPC1-7): B41N1/08; B41N3/03; B41N3/04; C23F1/00; C23F1/36; C25D11/08; C25D11/16; C25F3/04; C25F7/00; G03F7/09
Attorney, Agent or Firm:
Atsushi Nakajima (3 outside)