Radiation imagery chemistry: process – composition – or product th – Imaging affecting physical property of radiation sensitive... – Radiation sensitive composition or product or process of making
Patent
1998-09-18
1999-11-16
Baxter, Janet
Radiation imagery chemistry: process, composition, or product th
Imaging affecting physical property of radiation sensitive...
Radiation sensitive composition or product or process of making
430944, 4302751, 2503161, 2503171, 5253273, 5253314, 5253304, 525403, 526287, 101451, 101456, 101457, 101467, G03C 1725
Patent
active
059855142
ABSTRACT:
An imaging member is composed of a hydrophilic imaging layer having a hydrophilic heat-sensitive polymer containing heat-activatable thiosulfate groups, and optionally a photothermal conversion material. Upon application of energy that generates heat, such as from IR irradiation, the polymer is crosslinked and rendered more hydrophobic. The exposed imaging member can be contacted with a lithographic printing ink and a fountain solution and used for printing with or without post-imaging wet processing. This imaging member is particularly useful for direct write imaging using IR lasers or thermal printing heads.
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DoMinh Thap
Zheng Shiying
Baxter Janet
Eastman Kodak Company
Gilmore Barbara
Tucker J. Lanny
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