Invention Grant
- Patent Title: Processes for preparing formaldehyde, glycolaldehyde and ethylene glycol
- Patent Title (中): 制备甲醛，乙二醇和乙二醇的方法
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Application No.: US14464696Application Date: 2014-08-20
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Publication No.: US09126912B1Publication Date: 2015-09-08
- Inventor: Chien-An Chen , Yi-Wen Chen
- Applicant: Chien-An Chen , Yi-Wen Chen
- Agency: IPR Works, LLC
- Priority: TW103115466A 20140430
- Main IPC: C07C45/64
- IPC: C07C45/64 ; C07C29/00 ; C07C47/19 ; C07C29/38 ; C07C47/04 ; B01J31/24
Abstract:
A process for preparing ethylene glycol comprising: forming intermediums of formaldehyde and glycolaldehyde to synthetize ethylene glycol by reacting methanol with methanol in the presence of a catalyst composition comprising rhodium catalysts and ruthenium catalysts at a temperature between 50-150° C. and a pressure between 0-40 kg/cm2G.
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