发明名称 |
Information recording medium. |
摘要 |
<p>An information recording medium (1) formed of two disc substrates (2a; 2b), each disc substrate comprising a transparent resin substrate (6a; 6b) and a recording layer (3a; 3b) so that the recording layers (3a; 3b) are disposed opposite to each other, laminated together by a hot melt adhesive (4) having a softening point of 130 DEG C or more.</p> |
申请公布号 |
EP0370622(A2) |
申请公布日期 |
1990.05.30 |
申请号 |
EP19890310815 |
申请日期 |
1989.10.20 |
申请人 |
MITSUI PETROCHEMICAL INDUSTRIES, LTD. |
发明人 |
KURISU, MASAYOSHI MITSUI PETROCHEMICAL;HASHIMOTO, HADEHIKO MITSUI PETROCHEMICAL |
分类号 |
G11B7/24024;G11B7/243;G11B7/253;G11B7/2538 |
主分类号 |
G11B7/24024 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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