公开(公告)号：MY150679A

公开(公告)日：2014-02-28

申请号：MYPI20040679

申请日：2004-02-27

Applicant: BASF AG

Inventor： HUBER-DIRR SYLVIA DR ,  HESSE MICHAEL DR ,  HAUNERT ANDREA DR ,  JUNICKE HENRIK DR

IPC: B01J23/70 ,  B01J23/83 ,  C07C29/149

Abstract: A PROCESS FOR HYDROGENATING AN ORGANIC COMPOUND WHICH HAS AT LEAST ONE CARBONYL GROUP, IN WHICH THE ORGANIC COMPOUND IS BROUGHT INTO CONTACT IN THE PRESENCE OF HYDROGEN WITH A SHAPED ARTICLE WHICH CAN BE PRODUCED IN A PROCESS IN WHICH (i) AN OXIDIC MATERIAL COMPRISING COPPER OXIDE, ALUMINUM OXIDE AND AT LEAST ONE OF THE OXIDES OF LANTHANUM, TUNGSTEN, MOLYBDENUM, TITANIUM OR ZIRCONIUM IS PREPARED, (ii) POWDERED METALLIC COPPER, COPPER FLAKES, POWDERED CEMENT, GRAPHITE OR A MIXTURE THEREOF IS ADDED TO THE OXIDIC MATERIAL, AND (iii) THE MIXTURE RESULTING FROM (ii) IS SHAPED TO A SHAPED ARTICLE.

公开(公告)号：MY137518A

公开(公告)日：2009-02-27

申请号：MYPI20053040

申请日：2005-07-04

Applicant: BASF AG

Inventor： HAUNERT ANDREA DR ,  PINKOS ROLF DR ,  KRUG THOMAS ,  SIRCH TILMAN ,  KOCH MICHAEL DR ,  TEBBEN GERD-DIETER DR

Abstract: THE PRESENT INVENTION PROVIDES A PROCESS FOR PREPARING 1,6-HEXANEDIOL BY HYDROGENATING DIALKYL ADIPATES, ALKYL 6-HYDROXYCAPROATES, 1,4-CYCLOHEXANEDIONE AND 4-HYDROXYCYCLOHEXAN-1-ONE AS ESTER MIXTURES COMPRISING IMPURITIES, BY A) FREEING RESULTING THE ESTERIFICATION MIXTURE OF EXCESS ALCOHOL AND LOW BOILERS IN A FIRST DISTILLATION STAGE (ALCOHOL REMOVAL), B) CARRYING OUT A SEPARATION OF THE BOTTOM PRODUCT IN A SECOND DISTILLATION STAGE INTO AN ESTER FRACTION SUBSTANTIALLY FREE OF 1,4-CYCLOHEXANEDIOLS AND A FRACTION COMPRISING AT LEAST THE MAJORITY OF THE 1,4-CYCLOHEXANEDIOLS, C) CATALYTICALLY HYDROGENATING THE ESTER FRACTION SUBSTANTIALLY FREE OF 1,4- CYCLOHEXANEDIOLS (ESTER HYDROGENATION) AND D) IN A PURIFYING DISTILLATION STAGE, OBTAINING 1 ,6-HEXANEDIOL FROM THE HYDROGENATION EFFLUENT IN A MANNER KNOWN PER SE, WHICH COMPRISES SELECTIVELY HYDROGENATING THE ESTER MIXTURE BEFORE STAGE A) AND/OR BEFORE STAGE B) (PURIFYING HYDROGENATION).

公开(公告)号：MY136163A

公开(公告)日：2008-08-29

申请号：MYPI20034611

申请日：2003-12-03

Applicant: BASF AG

Inventor： FISCHER ROLF-HARTMUTH DR ,  KRUG THOMAS ,  HAUNERT ANDREA DR ,  PER MICHAEL R XD PROF DR ,  SIRCH TILMAN ,  XDCER WOLFRAM ST DR

IPC: C07C29/17

Abstract: THE PRESENT INVENTION PROVIDES A PROCESS FOR PREPARING 1, 6-HEXANEDIOL HAVING A PURITY OF ( )99.5BY WEIGHT BY CATALYTICALLY DIMERIZING ACRYLIC ESTERS AND CATALYTICALLY HYDROGENATING THE HEXENEDIOIC DIESTERS OBTAINED IN THIS WAY TO 1, 6-HEXANEDIOL BY A)DIMERIZING C( )-TO C( )-ACRYLIC ESTERS IN THE PRESENCE OF AT LEAST ONE FHODIUM COMPOUND TO GIVE MIXTURES OF PREDOMINANTLY 2- AND 3-HEXENEDIOIC DIESTERS,B)HYDROGENATING THE RESULTING DIMERIZING EFFLUENT IN THE PRESENCE OF CHROMIUM-FREE-CATALYSTS COMPRISING PREDOMINANTLY COPPER AS THE HYDROGENATION COMPONENT ANDC)PURIFYING THE CRUDE 1, 6-HEXANEDIOL OBTAINED IN THIS WAY BY FRACTIONAL DISTILLATION.