Title:
INFORMATION RECORDING MEDIUM AND METHOD FOR PRODUCING SAME, AND INFORMATION RECORDING MATERIAL
Document Type and Number:
WIPO Patent Application WO/2011/155573
Kind Code:
A1
Abstract:
Provided are an information recording medium capable of quickly recording and excellent for long-term storage, a method for producing the same, and information recording material. Recording marks are formed by focusing light from a pulse laser on a recording layer, prepared by polymerizing a hardening agent and a thermosetting epoxy resin that has a highly planar skeleton. The density of the hardened product constituting the recording layer is at least 1.210g/cm3, and furthermore, it is possible to record quickly because the glass transition temperature is between 110°C and 140°C.
Inventors:
HATSUDA KOUKI (JP)
YUN KYUNGSUNG (JP)
YUN KYUNGSUNG (JP)
Application Number:
PCT/JP2011/063284
Publication Date:
December 15, 2011
Filing Date:
June 09, 2011
Export Citation:
Assignee:
SONY CHEM & INF DEVICE CORP (JP)
HATSUDA KOUKI (JP)
YUN KYUNGSUNG (JP)
HATSUDA KOUKI (JP)
YUN KYUNGSUNG (JP)
International Classes:
G11B7/244; B41M5/26; G11B7/24; G11B7/26
Foreign References:
| JP2010015631A | 2010-01-21 | |||
| JP2010015632A | 2010-01-21 | |||
| JP2009059404A | 2009-03-19 | |||
| JP2010026450A | 2010-02-04 | |||
| JP2009181662A | 2009-08-13 |
Attorney, Agent or Firm:
KOIKE, Akira et al. (JP)
Akira Koike (JP)
Akira Koike (JP)
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