US 12,434,171 B2
Production apparatus and production method of sucrose-6-ester
Zhengsong Zhang, Chuzhou (CN); Zhenghua Li, Chuzhou (CN); Zhijian Yang, Chuzhou (CN); Jingang Zhao, Chuzhou (CN); Congyong Zhang, Chuzhou (CN); and Xuelian Zheng, Chuzhou (CN)
Assigned to Anhui Jinhe Industrial Co., Ltd., Chuzhou (CN)
Appl. No. 18/016,834
Filed by ANHUI JINHE INDUSTRIAL CO., LTD., Chuzhou (CN)
PCT Filed Feb. 19, 2021, PCT No. PCT/CN2021/076810
§ 371(c)(1), (2) Date Jan. 18, 2023,
PCT Pub. No. WO2022/174381, PCT Pub. Date Aug. 25, 2022.
Prior Publication US 2023/0294012 A1, Sep. 21, 2023
Int. Cl. B01D 1/22 (2006.01); B01D 5/00 (2006.01); B01J 19/24 (2006.01); C07H 13/04 (2006.01)
CPC B01D 1/222 (2013.01) [B01D 5/006 (2013.01); B01J 19/24 (2013.01); C07H 13/04 (2013.01); B01J 2219/00162 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A production apparatus of sucrose-6-ester, comprising:
a distillation separation tank, a reaction tank, and a condensated water collection tank, wherein the distillation separation tank is arranged above the reaction tank and the condensated water collection tank;
the distillation separation tank comprises a shell, a heating-roller distillation device, a feed pipe, a U-shaped plate, a plurality of heat exchange tubes, a condensated water outlet pipe, and a liquid evaporation residue discharge pipe; the heating-roller distillation device comprises a plurality of heating rollers horizontally and closely arranged from top to bottom between front and rear side walls of the shell; two ends of the U-shaped plate are fixed to bottoms of the front and rear side walls of the shell, respectively, and the U-shaped plate is arranged to be not in contact with left and right side walls and a bottom surface of the shell and forms a U-shaped cavity; the plurality of heat exchange tubes are arranged in an inner cavity formed by the U-shaped plate and penetrate through the front and rear side walls of the shell; the feed pipe is provided at a top of the shell, the condensated water outlet pipe is arranged at the bottom surface of the shell, and the liquid evaporation residue discharge pipe penetrates through the bottom surface of the shell and is connected to the U-shaped plate;
the condensated water collection tank is connected to the condensated water outlet pipe; and
the reaction tank is connected to the liquid evaporation residue discharge pipe.