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:
Oct. 20, 2020
Filed:
Jul. 26, 2018
Fujifilm Corporation, Tokyo, JP;
Masato Shirakawa, Haibara-gun, JP;
Yusuke Namba, Haibara-gun, JP;
FUJIFILM Corporation, Minato-Ku, Tokyo, JP;
Abstract
Provided is to provide a cylindrical printing plate with which printing of excellent solid density and high halftone dot quality is made possible, and further print medium followability and printing durability are excellent, a cylindrical printing plate precursor, a method for manufacturing a cylindrical printing plate precursor, and a method for manufacturing a cylindrical printing plate. A cylindrical printing plate includes a relief layer having a first hard layer, a soft layer, and a second hard layer in this order from a printing surface side, in which a hardness Kof the first hard layer is 10 MPa or more and less than 20 MPa, a ratio K/Kof the hardness Kof the first hard layer with respect to a hardness Kof the soft layer is 2.7 or more, a ratio K/Kof a hardness Kof the second hard layer with respect to the hardness Kof the soft layer is 1.2 or more, a thickness of the first hard layer is 0.05 mm or more and 0.3 mm or less, and a thickness of the soft layer is 0.3 mm or more and 2.0 mm or less.