Title:
LITHOGRAPHIC PRINTING PLATE MATERIAL
Document Type and Number:
WIPO Patent Application WO/2011/122398
Kind Code:
A1
Abstract:
Provided is a lithographic printing plate material having an excellent balance between printing durability and ink-absorbing capability. The lithographic printing plate material is formed having an image-receiving layer on a supporting body, wherein the image-receiving layer contains acetoacetylated polyvinyl alcohol as a resin component, and contains at least 0.4 parts by weight of acetylene glycol per 100 parts by weight of the resin component. The image-receiving layer preferably contains 100 to 300 parts by weight of particles having a grain size of 7 to 50 nm, per 100 parts by weight of the resin component. In addition, the supporting body is formed using aluminum that has been subjected to positive pole oxidation.
Inventors:
SUKEDA SAORI (JP)
Application Number:
PCT/JP2011/056824
Publication Date:
October 06, 2011
Filing Date:
March 22, 2011
Export Citation:
Assignee:
KIMOTO KK (JP)
SUKEDA SAORI (JP)
SUKEDA SAORI (JP)
International Classes:
B41N1/14
Foreign References:
| JP2008290449A | 2008-12-04 | |||
| JP2006248143A | 2006-09-21 | |||
| JPS61286200A | 1986-12-16 | |||
| JPH1195417A | 1999-04-09 | |||
| JPS613797A | 1986-01-09 | |||
| JPS59174394A | 1984-10-02 | |||
| JP2007190879A | 2007-08-02 | |||
| JPH05269958A | 1993-10-19 | |||
| JP2009045790A | 2009-03-05 |
Other References:
See also references of EP 2554396A4
Attorney, Agent or Firm:
Sannozaka Patent Law Firm (JP)
Patent business corporation The Sanno hill patent firm (JP)
Patent business corporation The Sanno hill patent firm (JP)
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Claims: