Title:
パルプの処理方法
Document Type and Number:
Japanese Patent JP5248158
Kind Code:
B2
Abstract:
To provide a method for treatment of pulp for producing bulky paper capable of readily fibrillating pulp fiber or removing foreign matter and having high strength at low energy and low cost.
The method for treating pulp comprises oxidizing pulp by an oxidizing agent and then imparting to pulp fiber impulse force generated when cavitation foam generated by liquid jet flow disintegrates. Bulky paper having high strength and little foreign matter can be produced at low energy and low cost by using the resultant pulp.
COPYRIGHT: (C)2010,JPO&INPIT
Inventors:
Makoto Goto
Takaharu Noda
Masaya Tosaka
Aya Kato
Katsuma Ono
Takaharu Noda
Masaya Tosaka
Aya Kato
Katsuma Ono
Application Number:
JP2008078194A
Publication Date:
July 31, 2013
Filing Date:
March 25, 2008
Export Citation:
Assignee:
NIPPON PAPER INDUSTRIES CO.,LTD.
International Classes:
D21H11/20; D21C5/02; D21D99/00
Domestic Patent References:
| JP2009161893A |
Attorney, Agent or Firm:
Shinjiro Ono
Yasushi Kobayashi
Hiroyuki Tomita
Mitsutoshi Nakamura
Yasushi Kobayashi
Hiroyuki Tomita
Mitsutoshi Nakamura