公开(公告)号：MY182437A

公开(公告)日：2021-01-25

申请号：MYPI2016000692

申请日：2014-10-13

Applicant: BASF SE

Inventor： DR PINKOS ROLF ,  DR OSETSKA OLGA ,  DR DE WISPELAERE IRENE ,  DUDENHOEFFER STEFAN ,  WALCZUCH CHRISTINA

IPC: B01D3/14 ,  B01D3/34 ,  C07C29/80 ,  C07C29/88 ,  C07C29/94

Abstract: Method for preparing 1,4-butanediol having an APHA color index of less than 30 by treating substance mixtures comprising 1,4-butanediol by distillation of the 1,4-butanediol in the presence of complex hydrides.

公开(公告)号：MY160585A

公开(公告)日：2017-03-15

申请号：MYPI2012002089

申请日：2010-11-16

Applicant: BASF SE

Inventor： DR TOMPERS ROLF ,  DR URTEL HEIKO ,  DR PINKOS ROLF ,  DR TEBBEN GERD-DIETER ,  DR HEIMANN JENS ,  DR GUIXA GUARDIA MARIA ,  BORCHERS SABINE

IPC: B01J37/02 ,  B01J23/76 ,  B01J32/00 ,  B01J37/00 ,  C07C31/20

Abstract: IN A PROCESS FOR PREPARING A SUPPORTED HYDROGENATION CATALYST WITH INCREASED HYDROGENATION ACTIVITY, WHICH COMPRISES A HYDROGENATING METAL AND/OR AN OXIDE OF A HYDROGENATING METAL ON AN AL2O3- CONTAINING SUPPORT MATERIAL, SAID CALCINED SUPPORTED HYDROGENATION CATALYST IS TREATED BEFORE OR AFTER THE FINAL SHAPING THEREOF AND BEFORE USE THEREOF IN THE HYDROGENATION WITH A BASE SOLUTION HAVING A PH OF > 10 AT A TEMPERATURE IN THE RANGE FROM 20 TO 120°C FOR 1 TO 300 HOURS.