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.

Patent No.:

US 7011928 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 14, 2006

Filed:

Jan. 16, 2004
Applicant:

Yasuhiko Takamuki, Hachioji, JP;

Inventor:

Yasuhiko Takamuki, Hachioji, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F 7/028 (2006.01); G03F 7/09 (2006.01); G03F 7/14 (2006.01); G03F 7/20 (2006.01);
U.S. Cl.
CPC ...
Abstract

Disclosed is a method of forming an image on a light sensitive planographic printing plate material comprising a hydrophilic support and provided thereon, a light sensitive layer containing an addition polymerizable ethylenically unsaturated monomer, a photopolymerization initiator, a polymer binder, and a sensitizing dye having an absorption maximum in the wavelength regions of from 390 to 430 nm, the minimum laser exposure amount necessary to form an image on the material being from 1.0 to 100 μJ/cm, the method comprising the step of imagewise exposing the light sensitive planographic printing plate material to laser under a non-yellow safelight to form an image, the non-yellow safelight having an optical filter cutting out light with a wavelength of less than 440 nm, and satisfying the following expression:0.800<<1.00.


Find Patent Forward Citations

Takamuki, Yasuhiko. (2006). Image formation method of planographic printing plate material (U.S. Patent No. 7011928). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7011928

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