Imaging element overcoat for reductive laser-imaging
AssigneeEastman Kodak Company
InventorsSharon W. Weber, Lee W. Tutt, Mitchell S. Burberry, Charles D. DeBoer
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Abstract
This invention relates to an imaging element for reductive laser-imaging comprising a support having thereon an imaging layer comprising: a) a reducible Co(III) ammine complex, b) a source of phthalaldehyde, and c) a reducing agent, the imaging layer having an infrared-absorbing material associated therewith in the amount of about 0.001 to about 0.5 g/m.sup.2 of element, and wherein the imaging element has a Lewis acid-containing overcoat layer thereon.
Claims13
A process of forming an image comprising imagewise-exposing, by means of a laser, an imaging element for reductive laser-imaging comprising a support having thereon an imaging layer comprising:
- a) a reducible Co(III) ammine complex,
- b) a source of phthalaldehyde, and
- c) a reducing agent,
- said imaging layer having an infrared-absorbing material associated therewith, and wherein said imaging element has a Lewis acid-containing overcoat layer thereon, and then thermally developing said element using heat.
Dependencies are inferred from the claim text.