Direct drawing type lithographic printing plate precursor

Details Direct drawing type lithographic printing plate precursor Direct drawing type lithographic printing plate precursor

1997-01-22

1999-08-17

Nguyen, Nam

Radiation imagery chemistry: process, composition, or product th

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

To produce printing surface

1014011, 428148, 428689, G03G 5087

Patent

active

059392282

ABSTRACT:
A direct drawing type lithographic printing plate precursor comprising a water-resistant support having provided thereon an image-receiving layer, wherein the image-receiving layer is formed by film coating a dispersion prepared by wet dispersion processing, with a dispersion medium of a nonaqueous solvent, a mixture comprising at least dry zinc oxide, a binder resin and an organic compound which is soluble in the dispersion medium and contains at least one acid group selected from the group consisting of --CO.sub.2 H, --SO.sub.3 H and --PO.sub.3 H.sub.2, adding a water-soluble low molecular weight organic compound containing at least two or more --PO.sub.3 H.sub.2 groups, which can form a chelate compound with a zinc ion, and further effecting wet dispersion processing.

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patent: 5049463 (1991-09-01), Kato et al.
patent: 5077165 (1991-12-01), Kato et al.
patent: 5501929 (1996-03-01), Kato et al.
patent: 5589308 (1996-12-01), Kato et al.
patent: 5597672 (1997-01-01), Kato

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