The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 21, 2012
Filed:
Jun. 22, 2006
Masamichi Kamiya, Ota, JP;
Yasuhiro Asawa, Oata, JP;
Yasushi Miyamoto, Tatebayashi, JP;
Maru Aburano, Tatebayashi, JP;
Eiji Hayakawa, Utsunomiya, JP;
Masamichi Kamiya, Ota, JP;
Yasuhiro Asawa, Oata, JP;
Yasushi Miyamoto, Tatebayashi, JP;
Maru Aburano, Tatebayashi, JP;
Eiji Hayakawa, Utsunomiya, JP;
Eastman Kodak Company, Rochester, NY (US);
Abstract
To provide an infrared-sensitive or heat-sensitive lithographic printing plate precursor which has high printing durability and wide development latitude, and also has good developing properties capable of preventing the formation of deposits during the development. In an infrared-sensitive or heat-sensitive lithographic printing plate precursor, comprising a substrate, a first image recording layer formed on the substrate, and a second image recording layer formed on the first image recording layer, the first image recording layer contains a resin which is soluble or dispersible in an aqueous alkali solution, and the second image recording layer contains a polyurethane which has a substituent having an acidic hydrogen atom.