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:
Nov. 09, 2010

Filed:

Aug. 23, 2005
Applicants:

Bernd Strehmel, Berlin, DE;

Harald Baumann, Osterode/Harz, DE;

Ulrich Fiebag, Nienstadt, DE;

Tanja Ebhardt, Osterode, DE;

Detlef Pietsch, Badenhausen, DE;

Inventors:

Bernd Strehmel, Berlin, DE;

Harald Baumann, Osterode/Harz, DE;

Ulrich Fiebag, Nienstadt, DE;

Tanja Ebhardt, Osterode, DE;

Detlef Pietsch, Badenhausen, DE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41N 1/00 (2006.01); G03F 7/00 (2006.01); G03F 7/26 (2006.01);
U.S. Cl.
CPC ...
Abstract

Process for the posttreatment of an imaged lithographic printing plate comprising (a) providing a lithographic printing plate comprising image areas and non-image areas on a lithographic substrate; (b) bringing the lithographic printing plate of step (a) into contact with a solution comprising a hydrophilic polymer comprising structural units derived from the following compounds: (i) a compound comprising both polyalkylene oxide chains and at least one structural unit which is free-radical polymerizable, and (ii) a monomer capable of copolymerizing with the free-radical polymerizable structural unit of (i) and furthermore comprising at least one acidic functional group with pK<5, wherein the acidic functional group can be present as a free acid group or in the form of a salt; (c) drying.


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