发明名称 |
UN METODO DE FABRICAR UN DISCO DE INFORMACION OPTICA. |
摘要 |
<p>An optical information disk in which information can be written and read optically and which has a substrate plate which on at least one side has a recording layer which satisfies the formula TexSeySbzSq wherein x=55-85 at. %, y=13-30 at. % z=1-12 at. %, q=0-10 at. % and x+y+z+q=100. Suitable recording layers are Te60Se25Sb10S5 and Te75Se15Sb5S5.</p> |
申请公布号 |
ES506232(D0) |
申请公布日期 |
1983.02.01 |
申请号 |
ES19320005062 |
申请日期 |
1981.10.14 |
申请人 |
N.V.PHILIPS'GLOEILAMPENFABRIEKEN |
发明人 |
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分类号 |
B41M5/26;G11B7/242;G11B7/243;(IPC1-7):11B7/26 |
主分类号 |
B41M5/26 |
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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