Patent ID: 8110337
Filing Date: 2012-02-07
Classification: B41C,G03F,Y10S

Abstract:
1. A lithographic printing plate precursor comprising: a support; and a recording layer, the recording layer containing: (A) a binder polymer; (B) a compound having a polymerizable unsaturated group; (C) a compound which has a triarylsulfonium salt structure and in which the sum of Hammett's constants of all substituents bonded to the aryl skeleton is larger than 0.50, wherein the compound (C) has a triarylsulfonium cationic structure containing three or more halogen atoms and has an organic anion selected from the group consisting of a sulfonate anion, a benzoylformate anion, a carboxylate anion, a sulfinate anion, a sulfate anion, a polymeric sulfonate anion and a polymeric carboxylate anion; and (D) a compound having an absorption maximum at 700 to 1200 nm, wherein the compound (D) is represented by the following formula (a):  wherein X wherein Xa