Diazo based imaging element containing hydrolysed polyvinyl alco

Details Diazo based imaging element containing hydrolysed polyvinyl alco Diazo based imaging element containing hydrolysed polyvinyl alco

1996-04-09

1998-05-19

Young, Christopher G.

Radiation imagery chemistry: process, composition, or product th

Diazo reproduction, process, composition, or product

Composition or product which contains radiation sensitive...

430157, 430158, 430160, 430169, 430302, 430325, G03F 7021, G03F 730

Patent

active

057534039

ABSTRACT:
The present invention provides an imaging element comprising on a hydrophilic base a light-sensitive layer containing polyvinyl alcohol hydrolyzed to at least an extent of 95% by weight, a cationic surfactant and a diazo resin and/or a diazonium salt characterized in that the light-sensitive layer comprises metal-free phthalocyanine.
The present invention also provides a method for obtaining an imaging element as defined in any of the claims 1 to 6 by

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