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:
May. 16, 2006
Filed:
Apr. 26, 2001
Hiroshi Mase, Sodegaura, JP;
Sumio Hirose, Sodegaura, JP;
Yuko Suzuki, Sodegaura, JP;
Katsuru Matsumoto, Kyoto, JP;
Takayuki Sanada, Sodegaura, JP;
Hiroshi Mase, Sodegaura, JP;
Sumio Hirose, Sodegaura, JP;
Yuko Suzuki, Sodegaura, JP;
Katsuru Matsumoto, Kyoto, JP;
Takayuki Sanada, Sodegaura, JP;
Mitsui Chemicals, Inc., Tokyo, JP;
Abstract
A lithographic printing original plate, a lithographic printing plate using the lithographic printing original plate and a process for producing the lithographic printing plate are disclosed. The lithographic printing original plate has, on a substrate, a photosensitive layer made of a crosslinked polymer comprising a hydrophilic polymer, a crosslinking agent and a light absorbing compound or comprising a hydrophilic polymer, a crosslinking agent, a light absorbing compound and a hydrophobic polymer, and has properties that the photosensitive layer is changed from ink-repellent to ink-receptive by irradiation with a light.