Title:
INFORMATION RECORDING MEDIUM AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2020/230357
Kind Code:
A1
Abstract:
The present invention relates to: an information recording medium wherein at least one information layer among three or more information layers comprises a first dielectric film, a recording film and a second dielectric film sequentially from the far side to the near side when viewed from the laser light irradiation surface, and the first dielectric film contains at least Si, C and oxygen and/or nitrogen; and a method for producing this information recording medium.
Inventors:
TOMITA SHOGO
TSUCHINO AKIO
KOJIMA RIE
TSUCHINO AKIO
KOJIMA RIE
Application Number:
PCT/JP2019/051040
Publication Date:
November 19, 2020
Filing Date:
December 25, 2019
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
G11B7/24038; G11B7/2433; G11B7/2578; G11B7/26
Domestic Patent References:
| WO2018155070A1 | 2018-08-30 |
Foreign References:
| JP2006252766A | 2006-09-21 | |||
| JP2006035618A | 2006-02-09 | |||
| JP2008097749A | 2008-04-24 | |||
| JP2006092660A | 2006-04-06 |
Attorney, Agent or Firm:
YOSHIDA Masaaki (JP)
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