The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 10, 2011
Filed:
Jun. 28, 2001
Kazuhiro Obae, Nobeoka, JP;
Etsuo Kamada, Nobeoka, JP;
Yohsuke Honda, Nobeoka, JP;
Shun'ichi Gomi, Nobeoka, JP;
Naoaki Yamazaki, Nobeoka, JP;
Kazuhiro Obae, Nobeoka, JP;
Etsuo Kamada, Nobeoka, JP;
Yohsuke Honda, Nobeoka, JP;
Shun'ichi Gomi, Nobeoka, JP;
Naoaki Yamazaki, Nobeoka, JP;
Asahi Kasei Kabushiki Kaisha, Osaka, JP;
Abstract
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 cm/g, an apparent tapping specific volume of 2.4-4.5 cm/g, and an angle of repose of 55° or less.