摘要:
A printing paper is provided which is a neutralized paper comprising a cationic compound on the printing surface of base paper and having a surface pH value ranging from 6.0 to 7.5.
摘要:
This invention relates to an image forming device by use of dry process silver salt materials comprising a sheet-shaped photosensitive member having a monomer and a photopolymerization initiator on a substrate, a reducing agent, a photosensitive silver halide and an organic silver salt; a supply means of said photosensitive member; an irradiation means provided along the moving route of the photosensitive member in the order mentioned from its upstream side for irradiating a light information on said photosensitive member; a heat means for heating said photosensitive member, and a uniform exposure means for exposing uniformly said photosensitive member for forming a polymer image on said photosensitive member.
摘要:
Disclosed herein is an ink-jet printing method by ejecting an ink from an orifice of a printing head in accordance with a printing signal to conduct printing on a printing material, comprising using an ink having a pH value (pH A ) at which the absorbance of the ink becomes a half of the absorbance at the pH in the stable region of the ink on an absorbance curve according to a pH change and a printing material comprising a base material and a coating layer provided thereon having a surface pH value of pH B , and said pH A and pH B satisfying the relationship pH A B .
摘要:
Disclosed is a marked sheet, wherein an intermediate layer (3), a transparent ink retaining layer (4) and an opaque ink transporting layer (5) are sequentially provided on the rear surface of a transparent sheet (1) having an uneven pattern on the front surface, and a pattern (9) is formed in the ink retaining layer.
摘要:
This invention relates to an image forming device by use of dry process silver salt materials comprising a sheet-shaped photosensitive member having a monomer and a photopolymerization initiator on a substrate, a reducing agent, a photosensitive silver halide and an organic silver salt; a supply means of said photosensitive member; an irradiation means provided along the moving route of the photosensitive member in the order mentioned from its upstream side for irradiating a light information on said photosensitive member; a heat means for heating said photosensitive member, and a uniform exposure means for exposing uniformly said photosensitive member for forming a polymer image on said photosensitive member.
摘要:
Disclosed herein is an ink-jet printing method by ejecting an ink from an orifice of a printing head in accordance with a printing signal to conduct printing on a printing material, comprising using an ink having a pH value (pH A ) at which the absorbance of the ink becomes a half of the absorbance at the pH in the stable region of the ink on an absorbance curve according to a pH change and a printing material comprising a base material and a coating layer provided thereon having a surface pH value of pH B , and said pH A and pH B satisfying the relationship pH A B .