发明授权
- 专利标题： Porous resin film and ink jet recording medium
- 专利标题（中）： 多孔树脂薄膜和喷墨记录介质
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申请号： US09841486申请日： 2001-04-25
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公开(公告)号： US07910201B2公开(公告)日： 2011-03-22
- 发明人: Yasuo Iwasa , Shigekazu Oi
- 申请人： Yasuo Iwasa , Shigekazu Oi
- 申请人地址： JP Tokyo
- 专利权人： Yupo Corporation
- 当前专利权人： Yupo Corporation
- 当前专利权人地址： JP Tokyo
- 代理机构： Sughrue Mion, PLLC
- 优先权： JP2000-124021 20000425
- 主分类号： B32B5/22
- IPC分类号： B32B5/22 ; B41M5/40
摘要：
A porous resin film which is obtained from a compound prepared by kneading a composition comprising 30 to 100% by weight of a thermoplastic resin comprising a hydrophilic thermoplastic resin and 0 to 70% by weight of an inorganic and/or an organic powder in an intermeshing twin-screw extruder at a screw shear rate of 300 sec−1 or higher and which has a liquid absorbing capacity of 0.5 ml/m2 or more as measured in accordance with the method specified in Japan TAPPI Standard No. 51-87.
公开/授权文献
- US20020028320A1 Porous resin film and ink jet recording medium 公开/授权日：2002-03-07
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