公开(公告)号：US20200172466A1

公开(公告)日：2020-06-04

申请号：US16631945

申请日：2018-07-16

Applicant: SHELL OIL COMPANY

Inventor： Henri PREISING ,  Frederik Hendrik VAN DER STEEN ,  Garo Garbis VAPORCIYAN ,  Wolfgang Dirk LOSE ,  Silke Eva Sabine LEONHARDT

IPC: C07C68/065 ,  C07C29/48 ,  C01B25/36 ,  B01J27/18 ,  B01J37/04 ,  B01J37/03 ,  B01J37/08

Abstract: The invention relates to a process for the preparation of an alkanediol and a dialkyl carbonate comprising reacting an alkylene carbonate and an alkanol in the presence of a catalyst, wherein the catalyst is aluminum phosphate.

公开(公告)号：US20180345256A1

公开(公告)日：2018-12-06

申请号：US15777096

申请日：2016-11-17

Applicant: SHELL OIL COMPANY

Inventor： Reinhard GEYER ,  Henri PREISING ,  Dionysius Jacobus Maria DE VLIEGER ,  Smita EDULJI ,  Evert VAN DER HEIDE ,  Jean Paul Andre Marie Joseph Ghislain LANGE

IPC: B01J27/188 ,  B01J25/02 ,  B01J35/00 ,  C07C29/141 ,  C07C31/20

CPC classification number: B01J27/188 ,  B01J21/063 ,  B01J21/066 ,  B01J21/08 ,  B01J23/30 ,  B01J23/40 ,  B01J23/462 ,  B01J23/70 ,  B01J25/02 ,  B01J35/0006 ,  B01J2231/643 ,  B01J2523/69 ,  C07C29/132 ,  C07C29/141 ,  C07C31/202 ,  Y02P20/52

Abstract: The invention provides a catalyst system comprising: a) one or more Group 1 metal phosphotungstate-containing species; and b) one or more catalytic species suitable for hydrogenation; and a process for the preparation of monoethylene glycol from starting material comprising one or more saccharides, by contacting said starting material with hydrogen in a reactor in the presence of a solvent and said catalyst system.