| 发明名称 |
POLYURETHANE FILM AND METHOD FOR PRODUCING THE SAME |
| 摘要 |
PROBLEM TO BE SOLVED: To provide a polyurethane film having homogeneous micropores on both sides and continuous holes communicating through both sides of the film. SOLUTION: The polyurethane film has micropores with≤10μm of diameter on both side and micropores which communicate through both sides of the film. COPYRIGHT: (C)2005,JPO&NCIPI |
| 申请公布号 |
JP2004315817(A) |
申请公布日期 |
2004.11.11 |
| 申请号 |
JP20040111121 |
申请日期 |
2004.04.05 |
| 申请人 |
SEIREN CO LTD |
发明人 |
HIROTA MAKOTO;MIYAGAWA KEIJI |
| 分类号 |
C08J9/12;(IPC1-7):C08J9/12 |
主分类号 |
C08J9/12 |
| 代理机构 |
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