发明名称 |
Optical recording disk and production process therefor |
摘要 |
An optical recording disk includes a light transmissive substrate, a recording film disposed on the substrate directly or through an intermediate layer and a protection film disposed on the recording film. The protection film consists of a dielectric material and the entirety of an upper flat surface and a side surface of the recording film is integrally covered with the dielectric material protection film.
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申请公布号 |
US5382460(A) |
申请公布日期 |
1995.01.17 |
申请号 |
US19910788421 |
申请日期 |
1991.11.06 |
申请人 |
PIONEER ELECTRONIC CORPORATION |
发明人 |
ONAGI, NOBUAKI;SUZUKI, SHINICHIRO;YOSHIKAWA, TAKAMASA |
分类号 |
B41M5/26;G11B7/24;G11B7/26;G11B11/10;G11B11/105;G11C13/04;(IPC1-7):B32B3/00 |
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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