The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 17, 2015

Filed:

Jan. 30, 2012
Applicants:

Shinya Kurokawa, Haibara-gun, JP;

Yuya Miyagawa, Haibara-gun, JP;

Yoshiharu Tagawa, Haibara-gun, JP;

Atsuo Nishino, Haibara-gun, JP;

Hirokazu Sawada, Haibara-gun, JP;

Inventors:

Shinya Kurokawa, Haibara-gun, JP;

Yuya Miyagawa, Haibara-gun, JP;

Yoshiharu Tagawa, Haibara-gun, JP;

Atsuo Nishino, Haibara-gun, JP;

Hirokazu Sawada, Haibara-gun, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41N 1/00 (2006.01); B41N 3/03 (2006.01); C25D 11/12 (2006.01); C25D 11/16 (2006.01); C25D 11/24 (2006.01);
U.S. Cl.
CPC ...
B41N 3/034 (2013.01); C25D 11/12 (2013.01); C25D 11/16 (2013.01); C25D 11/24 (2013.01);
Abstract

A lithographic printing plate support includes an aluminum plate and an anodized film formed at a surface of the aluminum plate and having micropores which extend in a depth direction of the anodized aluminum film from a surface of the anodized film opposite from the aluminum plate. Each of the micropores includes a large-diameter portion and a dendritic small-diameter portion. The lithographic printing plate support has excellent scratch resistance and is capable of obtaining a presensitized plate which exhibits excellent on-press developability and enables a lithographic printing plate formed therefrom to have a long press life and excellent deinking ability after suspended printing.


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