Elastomers and improved waterless lithographic printing masters

Details Elastomers and improved waterless lithographic printing masters Elastomers and improved waterless lithographic printing masters

1977-04-27

1978-08-01

Newsome, John H.

Printing

Planographic

Lithographic plate making, and processes of making or using...

96 33, 427 54, B05D 306

Patent

active

041036166

ABSTRACT:
Waterless lithographic printing masters of improved contrast are provided by a coating suitable master substrate with a silicone elastomer gum having reactive pendant hydroxyl or amino groups, reacting a photo and/or thermally reactive azide with said pendant groups, depositing a particulate image pattern on said silicone comprising a thermoplastic organohydrocarbon polymer and crosslinking said silicone and chemically bonding said organohydrocarbon to said silicone to form a durable imaged waterless lithographic printing master.

REFERENCES:
patent: 3583939 (1971-06-01), Bostick et al.
patent: 3705911 (1972-12-01), Thompson
patent: 3869285 (1975-03-01), Kondo et al.
patent: 4009032 (1977-02-01), Schank
patent: 4030416 (1977-06-01), Schank

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