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Patent Searching and Data


Title:
OPTICAL INFORMATION RECORDING MEDIUM AND INFORMATION RECORDING METHOD
Document Type and Number:
Japanese Patent JP3866589
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To provide an optical information recording medium which enables execution of recording and reproduction by a laser light having a shorter wavelength than the laser light used for CD-R or DVD-R, particularly having a wavelength of 550 nm or below, or a wavelength of 450 nm or below that is important for increasing a recording density in particular, and which shows excellent recording characteristics.
SOLUTION: The optical information recording medium has at least a recording layer containing an organic compound on a base and enables recording and reproduction of information by irradiation with the laser light. In the recording layer or a layer adjacent to this layer, a compound which reduces substantially the strength of fluorescence of these layers is contained.


Inventors:
Yukio Inagaki
Application Number:
JP2002060606A
Publication Date:
January 10, 2007
Filing Date:
March 06, 2002
Export Citation:
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Assignee:
FUJIFILM Holdings Co., Ltd.
International Classes:
B41M5/26; G11B7/244; G11B7/0045; G11B7/249; (IPC1-7): B41M5/26; G11B7/24
Domestic Patent References:
JP3224793A
JP64043825A
JP2000118145A
Attorney, Agent or Firm:
Atsushi Nakajima
Kato Kazunori
Katsuichi Nishimoto
Hiroshi Fukuda