The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 04, 2019
Filed:
May. 07, 2015
Zhejiang University, Hangzhou, Zhejiang Province, CN;
Zongbi Bao, Hangzhou, CN;
Minhui Huang, Hangzhou, CN;
Zhiguo Zhang, Hangzhou, CN;
Qiwei Yang, Hangzhou, CN;
Baogen Su, Hangzhou, CN;
Huabin Xing, Hangzhou, CN;
Qilong Ren, Hangzhou, CN;
Yiwen Yang, Hangzhou, CN;
ZHEJIANG UNIVERSITY, Hangzhou, CN;
Abstract
The present invention discloses a process for preparing L-arabinose from Gum Arabic comprising the steps of catalytical hydrolysis of L-arabinose from gum arabic followed by the purification steps including neutralization using alkali, adsorption bleaching, electrodialysis desalination, adsorption separation of impurities and crystallization, with the absolute purity of L-arabinose up to 98% and the recovery as high as 25%˜29% of material weight. The disclosed process has such advantages as low cost, environmental-friendliness and simple operation, showing promising in industrial production.