Photolithographic plate and method

Details Photolithographic plate and method Photolithographic plate and method

G - Physics

03

F

101/61, 117/61

G03F 7/06 (2006.01)

Patent

CA 1064777

Abstract of the Disclosure A photolithographic plate, method for prepara- tion thereof, and salt compound useful in the preparation, the method involving the treatment of a metallic silver image on a substrate with a homogeneously stable acidic aqueous salt solution comprising a ferricyanide anion for oxidizing the metallic silver and an organic cation capable of forming a water-insoluble, inherently oleo- philic complex with oxidized silver, the cation being derived from a protonatable nitrogen-substituted hydro- carbon compound containing a formal imine group therein which is in resonant association with adjacent groups within the hydrocarbon compound.

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