(19) |
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(11) |
EP 1 403 039 A8 |
(12) |
CORRECTED EUROPEAN PATENT APPLICATION |
(48) |
Corrigendum issued on: |
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16.06.2004 Bulletin 2004/25 |
(43) |
Date of publication: |
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31.03.2004 Bulletin 2004/14 |
(22) |
Date of filing: 18.09.2003 |
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(84) |
Designated Contracting States: |
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AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR |
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Designated Extension States: |
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AL LT LV MK |
(30) |
Priority: |
30.09.2002 JP 2002285697
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(71) |
Applicant: Fuji Photo Film Co., Ltd. |
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Kanagawa (JP) |
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(72) |
Inventors: |
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- Aoai, Toshiaki
Yoshida-cho, Haibara-gun, Shizuoka (JP)
- Endo, Akihiro
Yoshida-cho, Haibara-gun, Shizuoka (JP)
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(74) |
Representative: HOFFMANN - EITLE |
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Patent- und Rechtsanwälte Arabellastrasse 4 81925 München 81925 München (DE) |
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(54) |
Infrared sensitive composition and lithographic printing plate precursor |
(57) An infrared sensitive composition and a lithographic printing plate precursor having
a large difference in alkali solubility between the exposed portions and unexposed
portions (dissolution discrimination), an excellent latitude in development, and a
high sensitivity can be provided when the composition is used for the image-forming
layer of a lithographic printing plate precursor, which is an infrared sensitive composition
comprising an alkali-soluble resin having a phenolic hydroxyl group (A), a light-heat
converting substance (B) and a leucohydroxy dye (C).