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Patent Searching and Data


Title:
磁気記録媒体及びその製造方法
Document Type and Number:
Japanese Patent JP4957837
Kind Code:
B2
Abstract:
A card-like magnetic recording medium comprising a non-magnetic substrate and a laminate containing a magnetic recording layer wherein the laminate is placed in at least a portion of the non-magnetic substrate; wherein the laminate comprises a light reflection quantity controlling layer, which includes a binder resin and at least one of a scale-like metal powder and fine flakes obtained from a metallic thin film and is formed on the magnetic recording layer, and further comprises a glistening coating layer which includes glistening particles and is formed on the light reflection quantity controlling layer; and the maximum reflectance of diffuse reflection light with respect to incident lights having a wavelength from 400 to 700 nm is 20 to 70% on a portion where the glistening coating layer is provided.

Inventors:
Yamazaki Kaichi
Daisuke Yano
Application Number:
JP2010139268A
Publication Date:
June 20, 2012
Filing Date:
June 18, 2010
Export Citation:
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Assignee:
DIC Corporation
International Classes:
G11B5/738; B42D15/10; G06K19/06; G11B5/72; G11B5/80; G11B5/855
Domestic Patent References:
JP8025859A
JP2002192869A
JP2002304718A
JP3194723A
JP10016411A
Attorney, Agent or Firm:
Kono Tsuyo