发明授权
- 专利标题: Optical information recording medium
- 专利标题(中): 介质的光学信息记录和光记录方法
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申请号: EP05025175.0申请日: 1997-10-02
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公开(公告)号: EP1630803B1公开(公告)日: 2011-01-19
- 发明人: Ohno, Takashi, c/o Mitsubishi Chemical Corp. , Horie, Michikazu, c/o Mitsubishi Chemical Corp.
- 申请人: Mitsubishi Kagaku Media Co., Ltd.
- 申请人地址: 1-23, Shiba 4-chome Minato-ku Tokyo JP
- 专利权人: Mitsubishi Kagaku Media Co., Ltd.
- 当前专利权人: Mitsubishi Kagaku Media Co., Ltd.
- 当前专利权人地址: 1-23, Shiba 4-chome Minato-ku Tokyo JP
- 代理机构: TER MEER - STEINMEISTER & PARTNER GbR
- 优先权: JP26435796 19961004; JP26435896 19961004; JP5749697 19970312; JP6619697 19970319
- 主分类号: G11B7/24
- IPC分类号: G11B7/24
摘要:
An optical information recording medium having a multilayer structure comprising at least a lower protective layer, a phase-change type optical recording layer, an upper protective layer and a reflective layer, on a substrate, wherein the phase-change type optical recording layer has a composition of Zn gamma 1In delta 1Sb zeta 1Te omega 1, where 0.01
公开/授权文献
- EP1630803A3 Optical information recording medium 公开/授权日:2009-04-29
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