| 发明名称 |
PRODUCTION OF POLYVINYL ALCOHOL POLYMER FILM |
| 摘要 |
PURPOSE:To produce a polyvinyl alcohol polymer film of excellent quality. CONSTITUTION:In a method for producing a film from an aqueous solution of polyvinyl alcohol according to a solution casting method, the water content of the film F at the time of the release from a casting base material 13 is set to below 10wt.%. |
| 申请公布号 |
JPH05337967(A) |
申请公布日期 |
1993.12.21 |
| 申请号 |
JP19920179334 |
申请日期 |
1992.06.11 |
| 申请人 |
KURARAY CO LTD |
发明人 |
MUKAI YOSHITERU;FUJITA SATOSHI;KUBOTSU AKIRA;NAKAO SUKEHIKO |
| 分类号 |
B29C41/12;B29K29/00;B29L7/00;C08J5/18;(IPC1-7):B29C41/12 |
主分类号 |
B29C41/12 |
| 代理机构 |
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| 地址 |
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