| 发明名称 |
BIAXIALLY ORIENTED POLYESTER FILM |
| 摘要 |
<p>A biaxially oriented polyester film having at least one film layer mainly formed from polypropylene terephthalate and a heat shrinkage at 80 ~C in 30 minutes of 0.8 % or below. It is excellent in abrasion resistance and particularly useful as a magnetic recording medium.</p> |
| 申请公布号 |
CA2273499(A1) |
申请公布日期 |
1999.04.15 |
| 申请号 |
CA19982273499 |
申请日期 |
1998.06.12 |
| 申请人 |
TORAY INDUSTRIES, INC. |
发明人 |
NAKAMORI, YUKARI;OKAZAKI, IWAO;SHIRAKAWA, YURI;NAKAJIMA, SHOZI;KUBOTA, AKIRA |
| 分类号 |
B29C55/06;B29C55/12;B29C55/14;B32B27/36;C08J5/18;G11B5/73;(IPC1-7):B32B27/36 |
主分类号 |
B29C55/06 |
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