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.:
Date of Patent:
Jan. 27, 2015
Filed:
Apr. 03, 2013
Applicant:
Eastman Kodak Company, Rochester, NY (US);
Inventors:
Moshe Levanon, Ness-Ziona, IL;
Leonid Askadsky, Bat Yam, IL;
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M 7/00 (2006.01); B41N 1/00 (2006.01); G03F 7/00 (2006.01); G03F 7/26 (2006.01); G03F 7/32 (2006.01); B41C 1/10 (2006.01);
U.S. Cl.
CPC ...
G03F 7/327 (2013.01); G03F 7/322 (2013.01); B41C 1/1008 (2013.01); B41C 2210/02 (2013.01); B41C 2210/06 (2013.01); B41C 2210/24 (2013.01);
Abstract
A silicate-free alkaline aqueous developer composition has a pH of at least 12 and comprises a hydroxide alkali agent, a metal cation Mselected from barium, calcium, strontium, and zinc cations, a chelating agent for the metal cation, and an alkali metal salt that is different than the other components. These developer compositions can be used to process imaged positive-working lithographic printing plate precursors to prepare lithographic printing plates.