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:
May. 21, 2002

Filed:

May. 31, 2000
Applicant:
Inventors:

Hiroshi Tashiro, Shizuoka, JP;

Eiichi Kato, Shizuoka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41C 1/10 ;
U.S. Cl.
CPC ...
B41C 1/10 ;
Abstract

A direct drawing lithographic printing plate precursor, which includes a water-resisting support having provided thereon an image-receiving layer, an image being formed on the image-receiving layer with an oil-based ink by an electrostatic ink jet system, wherein the water-resisting support has at least a resin coating layer on the side opposite to the side on which the image-receiving layer is provided, wherein the resin coating layer includes a mixture containing from 10 to 90 wt % of a low density polyethylene having a density of from 0.915 to 0.930 g/ml and a melt index of from 1.0 to 30.0 g/10 min., wherein the surface of the resin coating layer has a Bekk's smoothness of from 5 to 2,000 sec/10 ml, and wherein the water-resisting support has a conductive layer having a specific electric resistance value of 10 &OHgr; cm or less on the image-receiving layer side surface thereof and on at least one end face thereof. Also disclosed is a method for preparing a direct drawing lithographic printing plate using the printing plate precursor.


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