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Title:
PHOTOPOLYMERIZABLE COMPOSITION FOR NEAR INFRARED LASER EXPOSURE, PHOTOPOLYMERIZABLE PLANOGRAPHIC PRINTING PLATE AND METHOD FOR PRODUCING PRINTING PLATE
Document Type and Number:
Japanese Patent JP2002072466
Kind Code:
A
Abstract:

To provide a photopolymerizable composition for a near infrared laser having high sensitivity and excellent in visible image forming property.

In the photopolymerizable composition for near infrared laser exposure containing (A) an ethylenically unsaturated compound, (B) a cyanine sensitizing dye and/or a phthalocyanine sensitizing dye having a structure with heterocycles bonded through a polymethine chain and (C) a compound containing an organic boron anion and/or a halomethyl group, (D) 1-3 wt.% coloring dye having the absorption maximum at 450-650 nm is contained.


Inventors:
URANO TOSHIYOSHI
TSURUYA YASUYUKI
Application Number:
JP2000368413A
Publication Date:
March 12, 2002
Filing Date:
December 04, 2000
Export Citation:
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Assignee:
MITSUBISHI CHEM CORP
International Classes:
G03F7/004; C08F2/50; G03F7/00; G03F7/027; G03F7/029; (IPC1-7): G03F7/004; C08F2/50; G03F7/00; G03F7/027; G03F7/029
Attorney, Agent or Firm:
Hasegawa Moji