发明授权
- 专利标题: Cellulose powder
- 专利标题(中): 纤维素粉
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申请号: US10332245申请日: 2001-06-28
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公开(公告)号: US07939101B2公开(公告)日: 2011-05-10
- 发明人: Kazuhiro Obae , Etsuo Kamada , Yohsuke Honda , Shun'ichi Gomi , Naoaki Yamazaki
- 申请人: Kazuhiro Obae , Etsuo Kamada , Yohsuke Honda , Shun'ichi Gomi , Naoaki Yamazaki
- 申请人地址: JP Osaka
- 专利权人: Asahi Kasei Kabushiki Kaisha
- 当前专利权人: Asahi Kasei Kabushiki Kaisha
- 当前专利权人地址: JP Osaka
- 代理机构: Greenblum & Bernstein, PLC
- 优先权: JP2000-204000 20000705
- 国际申请: PCT/JP01/05576 WO 20010628
- 国际公布: WO02/02643 WO 20020110
- 主分类号: A61K9/20
- IPC分类号: A61K9/20
摘要:
Cellulose powder having an especially excellent balance among moldability, fluidity and disintegrating property is provided. Cellulose powder having an average polymerization degree of 150-450, an average L/D (the ratio of the major axis to the minor axis) value of particles of 75 μm or less of 2.0-4.5, an average particle size of 20-250 μm, an apparent specific volume of 4.0-7.0 cm3/g, an apparent tapping specific volume of 2.4-4.5 cm3/g, and an angle of repose of 55° or less.
公开/授权文献
- US20040053887A1 Cellulose powder 公开/授权日:2004-03-18