| 发明名称 |
A tape cassette having tape guides made of polyethylene. |
| 摘要 |
<p>Tape cassette tape guides are moulded from a complex material of super macromolecular weight polyethylene-based resin having a molecular weight of from 500,000 to 1,000,000 mixed with polyphenyl sulfide resin or polybutylene terephthalate resin and carbon black of 1 to 15% by weight in order to reduce manufacturing costs.</p> |
| 申请公布号 |
EP0430433(A2) |
申请公布日期 |
1991.06.05 |
| 申请号 |
EP19900311712 |
申请日期 |
1990.10.25 |
| 申请人 |
SONY CORPORATION |
发明人 |
SATO, SHINYA, C/O SONY CORPORATION;HATAKAWA, KAZUHIKO, C/O SONY CORPORATION |
| 分类号 |
C08L23/06;G11B23/087 |
主分类号 |
C08L23/06 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
