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. 17, 2005
Filed:
Jul. 09, 2002
Applicants:
Ikuo Kawauchi, Shizuoka, JP;
Akio Oda, Shizuoka, JP;
Hideo Miyake, Shizuoka, JP;
Inventors:
Assignee:
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03F007/038 ; G03F007/11 ; G03F007/30 ; G03F007/32 ;
U.S. Cl.
CPC ...
Abstract
A positive working lithographic printing plate precursor comprising a lower layer containing a water-insoluble and alkali-soluble resin, and an upper heat-sensitive layer containing a water-insoluble and alkali-soluble resin and an infrared absorbing dye and increasing the solubility in an alkaline aqueous solution by heating, provided in this order on a hydrophilic support, and (a) the upper heat-sensitive layer containing at least two kinds of surface active agents, or (b) the lower layer and upper heat-sensitive layer each containing a surface active agent different from each other.