| 发明名称 |
POROUS FLEXIBLE SHEET AND ITS PREPARATION |
| 摘要 |
A porous sheet comprising a flexible sheet in which a rigid substance is incorporated, wherein pores are formed in the sheet by breaking the rigid substance. |
| 申请公布号 |
GB2068968(B) |
申请公布日期 |
1983.09.21 |
| 申请号 |
GB19810000100 |
申请日期 |
1981.01.05 |
| 申请人 |
KAO SOAP CO LTD |
发明人 |
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| 分类号 |
A61F13/49;A61F13/15;A61F13/514;A61L15/18;A61L15/22;A61L15/42;B29C59/00;C08J9/00;C08J9/34;(IPC1-7):08J9/00 |
主分类号 |
A61F13/49 |
| 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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