Dainippon Ink and Chemicals, Incorporated

Kawamura Institute of Chemical Research

Yukichi Toyoshima

Yoshi Arai

Masatoshi Sakuma

Eizi Hayakawa

Akio Kojima

In a master plate for dry lithographic printing comprising (1) a substrate and (3) an ink-repellent silicone layer formed thereon, the improvement wherein a toner anchoring layers (2) composed of a resin having compatibility with an image layer (5) to be superimposed on the silicone layer (3) during image making or a resin containing an active group capable of reacting with the image layer (5) during image making is formed between the substrate (1) and the silicone layer (3), and wherein the silicone layer (3) is composed of a silicone resin containing a fluorine-containing surface-active compound of the formula

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Tokyo, Japan

Yukichi Toyoshima