Title:
N-メチルモルフォリン-N-オキシドに溶解させたセルロースを含む溶液及びそれを用いた高強力リヨセル繊維
Document Type and Number:
Japanese Patent JP4004501
Kind Code:
B2
Abstract:
This invention relates to a method of preparing cellulose solution which is homogeneous at relatively low temperature, in which a small amount of cellulose powder or polyvinylalcohol is dissolved in the liquid-state, concentrated N-methylmorpholine-N-oxide (hereinafter, referred to as 'NMMO') so as to lower the solidifying temperature of NMMO, and then, the resulting solution and cellulose powder are fed into an extruder so as to be mixed, swollen and melted in the extruder.
Inventors:
Kwon Ik-Hae On
Choi Soo-Mung
Wang Young-Soo
Kim Seung-ryong
Choi Jae-Chic
Lee Tae-Jung
Hanseok-Jung
Kim Mung-Oh
Choi Soo-Mung
Wang Young-Soo
Kim Seung-ryong
Choi Jae-Chic
Lee Tae-Jung
Hanseok-Jung
Kim Mung-Oh
Application Number:
JP2004531661A
Publication Date:
November 07, 2007
Filing Date:
October 24, 2003
Export Citation:
Assignee:
Hyosung Corporation
International Classes:
C08J3/11; B60C9/00; C08B1/00; C08K5/357; C08L1/02; D01F2/00; D02G3/48
Domestic Patent References:
| JP10510333A | ||||
| JP2001502012A | ||||
| JP2002307909A | ||||
| JP2004002623A | ||||
| JP2000503702A | ||||
| JP2005023508A | ||||
| JP2005530916A |
Attorney, Agent or Firm:
Shoji Ishihara