发明名称 |
Optical data recording medium and manufacturing method thereof |
摘要 |
An optical data recording medium having a recording layer with or without an underlayer layered on a transparent substrate, wherein said recording layer is composed of a difficult-to-dissolve-in-water organic dye type material on which a thin layer composed of a surface active polymer as a hydrophilic material, which is denaturated by cross-linking.
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申请公布号 |
US5021276(A) |
申请公布日期 |
1991.06.04 |
申请号 |
US19890367721 |
申请日期 |
1989.06.19 |
申请人 |
HITACHI MAXELL, LTD. |
发明人 |
KAMEZAKI, HISAMITSU;SUENAGA, MASASHI;SAITO, OSAMU;IUCHI, SHIN-ICHIRO;WATANABE, HITOSHI;FUJIWARA, HIDEO;TUBURAYA, YOSHITANE |
分类号 |
G11B7/246;G11B7/2463;G11B7/2467;G11B7/247;G11B7/2472;G11B7/249;G11B7/253;G11B7/2533;G11B7/2534;G11B7/254;G11B7/2542;G11B7/257;G11B7/2575 |
主分类号 |
G11B7/246 |
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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