| 发明名称 |
POLYESTER FILM HAVING MINUTE VOID |
| 摘要 |
PURPOSE:To provide a white polyester film having minute voids and excellent flexibility and being lightweight and hardly undergoing delamination. CONSTITUTION:A polyester film having minute voids, which is at least unidirectionally oriented and contains 3-40wt.% polymethylpentene and 0.1-10wt.% thermoplastic polyester elastomer. |
| 申请公布号 |
JPH04264141(A) |
申请公布日期 |
1992.09.18 |
| 申请号 |
JP19910045329 |
申请日期 |
1991.02.19 |
| 申请人 |
TEIJIN LTD |
发明人 |
ASAI TAKEO;MURAKAMI YOJI;HASEGAWA KINJI;IZUMI GEN |
| 分类号 |
B29C55/12;B29C55/02;B29K67/00;B29K105/04;B29L7/00;C08J9/00;C08L67/02 |
主分类号 |
B29C55/12 |
| 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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