Title:
METHOD FOR PRODUCING SODIUM CARBOXYMETHYLCELLULOSE
Document Type and Number:
Japanese Patent JP2006348138
Kind Code:
A
Abstract:
To provide a method for producing CMC-Na which reduces microgels with suppressing reduction of viscosity and change of viscosity behavior of an aqueous solution of the CMC-Na.
In the method for producing CMC-Na, microgels presenting in the aqueous solution are reduced by irradiating ultrasonic waves to the aqueous solution of the CMC-Na.
Inventors:
SATO KEIICHI
Application Number:
JP2005174956A
Publication Date:
December 28, 2006
Filing Date:
June 15, 2005
Export Citation:
Assignee:
DAI ICHI KOGYO SEIYAKU CO LTD
International Classes:
C08B11/12
Attorney, Agent or Firm:
Sota Asahina
Fumio Akiyama
Fumio Akiyama