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:
Aug. 25, 2020
Filed:
Jun. 17, 2019
Zhangjiagang Glory Chemical Industry Co., Ltd., Jiangsu Province, CN;
Changlin Chen, Jiangsu Province, CN;
Xiaodong Zhu, Jiangsu Province, CN;
Bing Han, Jiangsu Province, CN;
Chengchao Xiao, Jiangsu Province, CN;
Zhangjiagang Glory Chemical Industry Co., Ltd., Jiangsu Province, CN;
Abstract
The present disclosure provides a method for preparing 1,3-propanediol by hydrolysis hydrogenolysis of glycerol and its corresponding reaction system, wherein, this method is to produce 1,3-propanediol through contact and reaction between hydrogen and glycerol under the catalysis of a noble metal/solid acid catalyst; wherein an auxiliary agent is contained in the liquid phase of the reaction system, and the content of the auxiliary agent in the liquid phase is 10 ppm or more.