Lithographic printing plate precursor and a method for making a printing plate

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United States of America Patent

PATENT NO 9250521
APP PUB NO 20140255848A1
SERIAL NO

14350462

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A positive-working lithographic printing plate precursor exhibits satisfactory developability and has long print run length, satisfactory scratch resistance, and exhibits improved ink receptivity. This precursor has an image forming layer comprising a water-insoluble and alkali-soluble or alkali-dispersible resin. The image forming layer comprises at least a lower layer and an upper layer. A resin in at least one of the lower layer and the upper layer is a polyurethane including a recurring unit comprising a substituent having an acidic hydrogen atom and a recurring unit represented by the following formula:

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Patent Owner(s)

  • EASTMAN KODAK COMPANY

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Aburano, Maru Gunma-ken, JP 11 43
Asawa, Yasuhiro Oata, JP 9 56
Hayakawa, Eiji Utsunomiya, JP 45 617
Kamiya, Masamichi Ota, JP 12 32
Miyamoto, Yasushi Gunma-ken, JP 35 169

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