发明名称 Information recording medium
摘要 An information recording medium comprising a substrate, and a recording layer formed thereon which comprises (a) a carbon-based material and (b) an optically reversible material whose optical characteristics can be reversibly changed, with the thermal decomposition temperature of the carbon-based material being higher than the melting point of the optically reversible material.
申请公布号 US5024927(A) 申请公布日期 1991.06.18
申请号 US19890417541 申请日期 1989.10.04
申请人 RICOH COMPANY, LTD. 发明人 YAMADA, KATSUYUKI;IDE, YUKIO;HARIGAYA, MAKOTO;IWASAKI, HIROKO
分类号 G11B7/0045;G11B7/249;G11B7/257;G11B7/26 主分类号 G11B7/0045
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