Title:
A manufacturing method of anhydrous sugar-alcohol
Document Type and Number:
Japanese Patent JP6122502
Kind Code:
B2
Abstract:
The present invention relates to a method for preparing anhydrous sugar alcohol, and more particularly, to a cheap and highly efficient method for preparing anhydrous sugar alcohol having a high final purity of at least 99%, and having good ion content, pH, conductivity, and color properties. According to the method, a hydrogenated sugar is dehydrated so as to be transformed into anhydrous sugar alcohol, and a series of processes including distillation, crystallization, decoloration, and ion exchange resin treatment are conducted.
Inventors:
Ryu, Hun
John, Youngze
Kim, Jin Kyun
Kyon, Dohyun
Park, Hyukmin
Cho, Seungho
John, Youngze
Kim, Jin Kyun
Kyon, Dohyun
Park, Hyukmin
Cho, Seungho
Application Number:
JP2015538013A
Publication Date:
April 26, 2017
Filing Date:
October 15, 2013
Export Citation:
Assignee:
SAMYANG CORPORATION
International Classes:
C07D493/04
Domestic Patent References:
| JP2003535866A | ||||
| JP2005509667A | ||||
| JP2005529118A | ||||
| JP2011516573A | ||||
| JP2015520749A |
Foreign References:
| US7439352 |
Attorney, Agent or Firm:
Kyuichi Ueki
Hisahiko Ueki
Tadashi Sugakawa
Hiroaki Ito
Akemi Takeoka
Hisahiko Ueki
Tadashi Sugakawa
Hiroaki Ito
Akemi Takeoka