Title:
CRYSTALLIZING METHOD OF SUCCINIC ACID
Document Type and Number:
Japanese Patent JP2005082498
Kind Code:
A
Abstract:
To provide a crystallizing method of a succinic acid crystal useful as food additives, plating chemicals, photograph developing agents, pharmaceutical raw materials, resin raw materials or the like which permits control of the particle size and the grain size distribution thereof to a desired value.
In the crystallizing method of the succinic acid crystal from a solution containing succinic acid, the ratio (Pv) of the power required for stirring is set to 70-350 W/m3 and the dimensionless supersaturation degree (Sc) is set to 1-1.3.
Inventors:
KITA TAKESHI
FUSE SHINSAKU
YOKOTA MORIHISA
FUSE SHINSAKU
YOKOTA MORIHISA
Application Number:
JP2003313494A
Publication Date:
March 31, 2005
Filing Date:
September 05, 2003
Export Citation:
Assignee:
UBE INDUSTRIES
International Classes:
B01D9/02; B01F7/16; C07C51/43; C07C55/10; (IPC1-7): C07C51/43; B01D9/02; B01F7/16; C07C55/10