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Title:
PLATE FOR OFFSET LITHOGRAPHIC PRINTING
Document Type and Number:
Japanese Patent JP2002362052
Kind Code:
A
Abstract:

To provide a printing plate in which as amount of elution of hydrophilic ingredients after immersing a photo-sensitive composition for 5 min is at most 0.1 g/m2, dampening water is hardly contaminated and refuse is little generated and in addition, it can be handled in a bright room and such operations as development and wiping are unnecessary and sensitivity, resolution and plate wear are excellent.

An original plate for lithographic printing in which a hydrophilic resin photo-sensitive layer consisting of a photo-sensitive composition comprising a hydrophilic polymer, a polymer emulsion, a cross-linking agent, a photo- absorbing agent and a hydrophilic additive is a non-image part on a base directly or through another layer, is provided.


Inventors:
SUZUKI YUKO
SANADA TAKAYUKI
HIROSE SUMIO
Application Number:
JP2001172372A
Publication Date:
December 18, 2002
Filing Date:
June 07, 2001
Export Citation:
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Assignee:
MITSUI CHEMICALS INC
International Classes:
G03F7/004; B41N1/14; G03F7/00; (IPC1-7): B41N1/14; G03F7/00; G03F7/004
Domestic Patent References:
JP2000122269A2000-04-28
JP2000075471A2000-03-14
JP2001039047A2001-02-13
JPH11212254A1999-08-06



 
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