发明名称 |
Optical disk having a hard coat layer |
摘要 |
An optical disk includes a resinous substrate and a recording layer thereon. A hard coat layer containing conductive particles is provided on a light incident side of the substrate for protecting the substrate from physical damages and rendering the disk antistatic for preventing dust deposition.
|
申请公布号 |
US5292568(A) |
申请公布日期 |
1994.03.08 |
申请号 |
US19910773844 |
申请日期 |
1991.10.11 |
申请人 |
TDK CORPORATION |
发明人 |
TEZUKA, SHIN-ICHI;KUWAHARA, TSUNEO |
分类号 |
G11B7/24;G11B7/253;G11B7/254;G11B7/257;G11B11/10;G11B11/105;(IPC1-7):B32B03/02 |
主分类号 |
G11B7/24 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|