发明授权
- 专利标题： Optical recording medium, recording and reproducing method thereof, and optical recording apparatus
- 专利标题（中）： 光记录介质，其记录和再现方法以及光学记录装置
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申请号： US11631467申请日： 2005-06-30
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公开(公告)号： US07710855B2公开(公告)日： 2010-05-04
- 发明人: Tohru Yashiro , Yuki Nakamura , Tatsuo Mikami , Ikuo Shimizu , Motoharu Kinugasa , Hiroshi Toyoda
- 申请人： Tohru Yashiro , Yuki Nakamura , Tatsuo Mikami , Ikuo Shimizu , Motoharu Kinugasa , Hiroshi Toyoda
- 申请人地址： JP Tokyo
- 专利权人： Ricoh Company, Ltd.
- 当前专利权人： Ricoh Company, Ltd.
- 当前专利权人地址： JP Tokyo
- 代理机构： Cooper & Dunham LLP
- 优先权： JP2004-193576 20040630; JP2005-188996 20050628
- 国际申请： PCT/JP2005/012523 WO 20050630
- 国际公布： WO2006/004172 WO 20060112
- 主分类号： G11B3/70
- IPC分类号： G11B3/70 ; B32B3/00
摘要：
The present invention relates to an optical recording medium containing a first substrate, a first information layer, an intermediate layer, a second information layer and a second substrate in this order, wherein the first information layer contains a first recording layer disposed on the first substrate and the second information layer contains a reflective layer, a second recording layer containing an organic dye and a protective layer which are disposed on the second substrate in this order; and the second recording layer contains an organic dye which is at least one elected from the group consisting of the specified squarylium metal chelate compounds.
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