Planographic printing plate precursor

Radiation imagery chemistry: process – composition – or product th – Imaging affecting physical property of radiation sensitive... – Radiation sensitive composition or product or process of making

Reexamination Certificate

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Details

C430S271100, C430S278100, C430S302000, C430S306000, C430S348000, C430S434000, C430S944000, C430S945000, C430S964000, C101S453000, C101S454000, C101S456000, C101S463100

Reexamination Certificate

active

06911295

ABSTRACT:
The positive planographic printing plate precursor of the present invention is a precursor comprising (I) a positive recording layer including a water-insoluble and alkali-soluble polymer compound and a light to heat converting agent, on a support having a hydrophilic surface in which a hydrophilic graft polymer chain is present. The precursor may further comprise (II) a lower layer including a water-insoluble and alkali-soluble polymer compound between the recording layer and the support.

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