Title:
低い水含有量を有するニトロセルロース溶液の製法
Document Type and Number:
Japanese Patent JP2010523745
Kind Code:
A
Abstract:
The present invention relates to the continuous preparation of alcohol- and plasticizer-free finished nitrocellulose solutions having a particularly low water content by partial distillative falling-film evaporation of comparatively water-rich, optionally emulsion-like crude nitrocellulose solutions which are preferably provided by dissolving nitrocelluloses of the customary solid forms offered, which are known to be initially water-moist as a result of the preparation, in preferably ethyl acetate.
Inventors:
Drizen, Lutz
Engelhard, Jurgen
Lange, Berner
Pers-Punke, Hans-Günter
Tanneberger, Holger
Engelhard, Jurgen
Lange, Berner
Pers-Punke, Hans-Günter
Tanneberger, Holger
Application Number:
JP2010501414A
Publication Date:
July 15, 2010
Filing Date:
March 31, 2008
Export Citation:
Assignee:
Dow Global Technologies Incorporated
International Classes:
C08B5/04; B01D1/22; C08B5/12
Domestic Patent References:
| JPS459397B1 | ||||
| JPS4420230B1 | ||||
| JPS575730A | 1982-01-12 | |||
| JPS578267A | 1982-01-16 | |||
| JPS5693737A | 1981-07-29 | |||
| JPS55145743A | 1980-11-13 |
Attorney, Agent or Firm:
Atsushi Aoki
Takashi Ishida
Tetsuji Koga
Nagasaka Tomoyasu
Yoshihiro Kobayashi
Atsushi Ebiya
Takashi Ishida
Tetsuji Koga
Nagasaka Tomoyasu
Yoshihiro Kobayashi
Atsushi Ebiya