Patent ID: 6638679
Filing Date: 2003-10-28
Classification: G03F

Abstract:
An imageable element selected from the group consisting of: a first and a second imageable element;said first imageable element comprising an imaging layer which comprises: a mixture of an aromatic diazonium salt containing compound having an alkoxy substituent and an aromatic diazonium salt containing compound free of an alkoxy substituent; a polyvinyl acetal binder; and a sheet substrate; and said second imageable element comprising an imaging layer which comprises: a mixture of an aromatic diazonium salt containing compound having an alkoxy substituent and an aromatic diazonium salt containing compound free of an alkoxy substituent and a sheet substrate; wherein said imaging layer comprises a total aromatic diazonium salt containing compound content of at least 10 weight percent; and wherein the molar ratio of said aromatic diazonium salt containing compound having an alkoxy substituent to said aromatic diazonium salt containing compound that is free of an alkoxy substituent is from about 1.0:1 to 70:1.