Desensitizing solution for offset printing

Details Desensitizing solution for offset printing Desensitizing solution for offset printing

1996-09-26

1998-03-03

Lesmes, George F.

Radiation imagery chemistry: process, composition, or product th

Electric or magnetic imagery, e.g., xerography,...

To produce printing surface

430 97, 106 2, 101465, 101466, 101451, G03G 1328

Patent

active

057232393

ABSTRACT:
An amine compound-containing, but cyanogen-free, desensitizing solution for offset printing, characterized by containing phytic acid (inositol hexaphosphate) and/or a metal and/or ammonium salts of phytic acid, and at least one selected from the group consisting of amine compounds represented by the following general formulae (1) and (2); a carboxylic acid or carboxylate containing (3); an urea (5) and/or an urethane (6) containing (4); an amide compound represented by (8) and/or an imide compound (9), each containing an amino group (7); and a heterocyclic compound at least one nitrogen atom and having an inorganic/organic value of 0.1 to 4.0 inclusive. ##STR1##

REFERENCES:
patent: 4579591 (1986-04-01), Suzuki et al.
patent: 4925761 (1990-05-01), Kulisz, Sr. et al.
patent: 5006169 (1991-04-01), Yoshida
patent: 5053301 (1991-10-01), Kato et al.

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