![Optical recording medium and production method of the same](/ep/2006/05/17/EP1655386A3/abs.jpg.150x150.jpg)
基本信息:
- 专利标题: Optical recording medium and production method of the same
- 专利标题(中):光学记录介质及其制造方法
- 申请号:EP06001968.4 申请日:2000-12-07
- 公开(公告)号:EP1655386A3 公开(公告)日:2006-05-17
- 发明人: Kunitomo, Haruo, c/o Mitsubishi Chemical Corp. , Ohno, Takashi, c/o Mitsubishi Chemical Corp.
- 申请人: MITSUBISHI CHEMICAL CORPORATION
- 申请人地址: 33-8, Shiba 5-chome, Minato-ku Tokyo 108-0014 JP
- 专利权人: MITSUBISHI CHEMICAL CORPORATION
- 当前专利权人: MITSUBISHI CHEMICAL CORPORATION
- 当前专利权人地址: 33-8, Shiba 5-chome, Minato-ku Tokyo 108-0014 JP
- 代理机构: HOFFMANN EITLE
- 优先权: JP34748899 19991207; JP2000073865 20000316
- 主分类号: C23C14/34
- IPC分类号: C23C14/34 ; C23C14/06 ; G11B7/24 ; G11B7/26
摘要:
The present invention relates to an optical recording medium having a protective layer and a phase-change recording layer on a substrate, said protective layer containing a metallic oxysulfide and an optical recording medium having a protective layer and a phase-change recording layer, said protective layer being formed by sputtering using a target comprising a metallic oxysulfide, and preferably an oxysulfide of yttrium or cerium.
摘要(中):
本发明涉及在基板上具有保护层和相变记录层的光学记录介质,所述保护层包含金属氧硫化物和具有保护层和相变记录层的光学记录介质,所述保护层 层通过使用包含金属氧硫化物的靶进行溅射而形成,并且优选为钇或铈的氧硫化物。
公开/授权文献:
- EP1655386B1 Optical recording medium and production method of the same 公开/授权日:2007-11-07