Method of preparing a lithographic printing plate using a develo

Details Method of preparing a lithographic printing plate using a develo Method of preparing a lithographic printing plate using a develo

1997-11-19

1998-11-17

Nuzzolillo, M.

Radiation imagery chemistry: process, composition, or product th

Imaging affecting physical property of radiation sensitive...

Making printing plates

430331, G03F 700

Patent

active

058374256

ABSTRACT:
Provided are a developer suitable for both positive working and negative working photosensitive lithographic printing plates for lithography and a replenisher thereof which comprise as a development stabilizer at least one compound selected from the group consisting of sugars, oximes, phenols and fluorinated alcohols in a proportion of at least 0.01 mole/l and have their pH values in the range of 11.0 to 13.5 by containing an alkali agent and a developer for photosensitive lithographic printing plates which comprises (1) a compound represented by formula (A) or (B) described in the present specification, (2) at least one compound selected from the group consisting of phenols, sugars, oximes and fluorinated alcohols which have buffering effect in the pH range of 11.5 to 13.5 and (3) a specific alkali agent, and has a pH of 11.5 to 13.5.

REFERENCES:
patent: 4569904 (1986-02-01), Okutsu et al.
patent: 4711836 (1987-12-01), Ferreira
Grant & Hackh's Chemical Dictionary; p. 439, 1987.
Database WPI, Week 9320, Derwent Publications, Ltd., London, GB; AN 93-162576 & JP-A-05 094 024 (Mitsubishi Gas Chem Co) *Abstract*.
Database WPI, Week 8404, Derwent Publications, Ltd., London, GB; AB 84-021652 & JP-A-58 214 145 (Toyoba) *Abstract*.

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