发明名称 |
Biaxially orientated polyester film. |
摘要 |
<p>A biaxially orientated polyester film having minute recesses based on organic particles on its surface, wherein an average diameter of the recesses is from 0.1 to 7 <0>m, a standard deviation of the average diameter of the recesses is from 1 to 2.0, and an area ratio of the recesses to the whole surface area of the film is from 0.05 to 10 %, which has good abrasion resistance and slip properties and is suitable as a base film of a magnetic recording medium.</p> |
申请公布号 |
EP0536602(A1) |
申请公布日期 |
1993.04.14 |
申请号 |
EP19920116394 |
申请日期 |
1992.09.24 |
申请人 |
DIAFOIL HOECHST CO., LTD. |
发明人 |
SAKAMOTO, SEIJI;SATO, NOBORU;ENDO, KAZUO |
分类号 |
C08J5/18;C08L67/02;G11B5/733;G11B5/738 |
主分类号 |
C08J5/18 |
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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