Invention Grant
- Patent Title: Cellulose powder
- Patent Title (中): 纤维素粉
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Application No.: US14403297Application Date: 2013-05-30
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Publication No.: US09592199B2Publication Date: 2017-03-14
- Inventor: Kazuhiro Obae , Masayuki Kakizawa , Mitsuo Yamashita , Shinji Matsui
- Applicant: ASAHI KASEI CHEMICALS CORPORATION
- Applicant Address: JP Tokyo
- Assignee: ASAHI KASEI CHEMICALS CORPORATION
- Current Assignee: ASAHI KASEI CHEMICALS CORPORATION
- Current Assignee Address: JP Tokyo
- Agency: Greenblum and Bernstein, P.L.C.
- Priority: JP2012-124494 20120531
- International Application: PCT/JP2013/065113 WO 20130530
- International Announcement: WO2013/180248 WO 20131205
- Main IPC: C08L1/02
- IPC: C08L1/02 ; C08J3/12 ; A61K9/14 ; A61K47/38 ; B01D1/18 ; F26B5/00 ; A61K9/16 ; A61K9/20
Abstract:
This cellulose powder has: an average degree of polymerization of 100 to 350; a weight average particle size of over 30 μm, but less than 250 μm; an apparent specific volume of 2 to less than 15 cm3/g; and a particle size distribution sharpness of 1.5 to 2.9.
Public/Granted literature
- US20150150804A1 CELLULOSE POWDER Public/Granted day:2015-06-04
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