发明名称 |
Optical recording medium which has a reflector layer containing a silicon-phthalocyanine derivative |
摘要 |
An optical recording medium contains a transparent base, a dye-containing layer which is sensitive to laser light and a reflector layer which contains a silicon-phthalocyanine derivative of the formula <IMAGE> where R1 is hydrogen, alkyl, alkoxy, halogen or trialkylsilyl, n is 1, 2, 3 or 4 and A and B are identical or different and independently of one another are each alkyl, halogen or unsubstituted or substituted alkoxy or trialkylsilyloxy.
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申请公布号 |
US4917989(A) |
申请公布日期 |
1990.04.17 |
申请号 |
US19880194891 |
申请日期 |
1988.05.17 |
申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
ALBERT, BERNHARD;HAUSER, PETER;ACKER, MICHAEL;SCHROTT, WOLFGANG;WAGENBLAST, GERHARD |
分类号 |
G11B7/24;B41M5/26;G11B7/246;G11B7/258 |
主分类号 |
G11B7/24 |
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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