| 发明名称 |
LIQUID IMPERMEABLE SHEET AND ITS PRODUCTION |
| 摘要 |
<p>PURPOSE:To provide a liquid impermeable sheet which has sufficient repulsive elasticity and can be produced at a high speed and the process for production thereof. CONSTITUTION:This liquid impermeable sheet 1 has a 1st sheet 1a which is provided with numerous projecting parts 4 on one surface and is formed with apertures 6 for permeation of liquid at the top ends of the projecting parts 4 and a liquid impermeable 2nd sheet 1b which is arranged integrally with the 1st sheet 1a on the other surface of the 1st sheet 1a.</p> |
| 申请公布号 |
JPH05137749(A) |
申请公布日期 |
1993.06.01 |
| 申请号 |
JP19910305065 |
申请日期 |
1991.11.20 |
| 申请人 |
KAO CORP |
发明人 |
SHIRAI SHUSUKE;KANAZAWA KOJI;NAKAMURA MANABU |
| 分类号 |
A61F13/15;A61F5/44;A61F13/472;A61F13/49;A61F13/514;A61F13/539;B32B3/24;B32B7/02;B65D65/40 |
主分类号 |
A61F13/15 |
| 代理机构 |
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代理人 |
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