公开(公告)号：MY140631A

公开(公告)日：2010-01-15

申请号：MYPI20053094

申请日：2005-07-06

Applicant: BASF AG ,  DOW CHEMICAL CO

Inventor： BBEL HANS-GEORG G XD DR ,  SCHULTZ HENNING ,  SCHULTZ PETER DR ,  PATRASCU RENATE ,  SCHULZ MALTE ,  WEIDENBACH MEINOLF DR

IPC: C07D301/32

Abstract: A METHOD OF SEPARATING PROPYLENE OXIDE FROM A MIXTURE (M) COMPRISING 5 TO 50 PERCENT BY WEIGHT PROPYLENE OXIDE AND 50 TO 85 PERCENT BY WEIGHT METHANOL, SAID METHOD COMPRISING (I) INTRODUCING SAID MIXTURE (M) INTO AN EXTRACTIVE DISTILLATION COLUMN; (II) ADDITIONALLY INTRODUCING A POLAR SOLVENT INTO SAID EXTRACTIVE DISTILLATION COLUMN; (III) DISTILLING PROPYLENE OXIDE OVERHEAD FROM SAID EXTRACTIVE DISTILLATION COLUMN AT A BOTTOMS TEMPERATURE OF FROM 40 TO 70˚C AND AT A PRESSURE OF FROM 300 TO 750 MBAR.

公开(公告)号：MY139850A

公开(公告)日：2009-11-30

申请号：MYPI20060198

申请日：2006-01-17

Applicant: BASF AG ,  DOW CHEMICAL CO

Inventor： GOEBBEL HANS-GEORG DR ,  SCHULTZ HENNING ,  SCHULTZ PETER DR ,  PATRASCU RENATE ,  SCHULZ MALTE ,  WEIDENBACH MEINOLF DR

Abstract: THE INVENTION RELATES TO A PROCESS FOR THE EPOXICLATION OF AN OLEFIN COMPRISING (A) REACTING THE OLEFIN WITH HYDROGEN PEROXIDE IN THE PRESENCE OF METHANOL AS SOLVENT IN AT LEAST TWO REACTION STAGES TO OBTAIN A MIXTURE (M-A) COMPRISING OLEFIN OXIDE, UNREACTED OLEFIN, METHANOL AND WATER, WHEREIN BETWEEN AT LEAST TWO REACTION STAGES, OLEFIN OXIDE IS SEPARATED BY DISTILLATION; (B) SEPARATING UNREACTED OLEFIN FROM THE MIXTURE (M-A) BY DISTILLATION TO OBTAIN A MIX- TURE (M-BI) COMPRISING AT LEAST 80 WT.-% OF OLEFIN AND A MIXTURE (M-BII) COMPRISING METHANOL, WATER AND AT LEAST 7 WT -% OF OLEFIN OXIDE; (C) SEPARATING OLEFIN OXIDE FROM THE MIXTURE (M-BII) IN AT LEAST ONE DISTILLATION STAGE TO OBTAIN A MIXTURE (M-CI) COMPRISING AT LEAST 99 WT.-% OF OLEFIN OXIDE AND A MIXTURE (M-CII) COMPRISING WATER AND AT LEAST 55 WT %-OF METHANOL; (D) SEPARATING METHANOL FROM THE MIXTURE (M-CII) IN AT LEAST ONE DISTILLATION STAGE TO OBTAIN A MIXTURE (M-DI) COMPRISING AT LEAST 85 WT-%OF METHANOL AND UP TO 10 WT-% OF WATER, AND A MIXTURE (M-DI) COMPRISING AT LEAST 90 WT %-OF WATER, WHEREIN A VAPOR TOP STREAM (TD) OBTAINED FROM AT LEAST ONE DISTILLATION COLUMN USED IN (D), SAID VAPOR TOP STREAM (TD) COMRISING AT LEAST 85 WT-% METHANOL, IS USED TO OPER- ATE AT LEAST PARTIALLY AT LEAST ONE VAPORIZER USED IN AT LEAST ONE DISTILLATION COLUMN USED IN AT LEAST ONE OF STAGES (A), (B) AND (C).

公开(公告)号：MY139487A

公开(公告)日：2009-10-30

申请号：MYPI20053099

申请日：2005-07-06

Applicant: BASF AG ,  DOW CHEMICAL CO

Inventor： GOEBBEL HANS-GEORG DR ,  SCHULTZ HENNING ,  SCHULTZ PETER DR ,  PATRASCU RENATE ,  SCHULZ MALTE ,  WEIDENBACH MEINOLF DR

IPC: C07D301/32

Abstract: A METHOD OF SEPARATING PROPYLENE OXIDE FROM A MIXTURE (M) COMPRISING PROPYLENE OXIDE AND METHANOL, SAID METHOD COMPRISING (I) INTRODUCING SAID MIXTURE (M) INTO AN EXTRACTIVE DISTILLATION COLUMN; (II) ADDITIONALLY INTRODUCING AN EXTRACTING SOLVENT INTO SAID EXTRACTIVE DISTILLATION COLUMN; (III) DISTILLING PROPYLENE OXIDE OVERHEAD FROM SAID EXTRACTIVE DISTILLATION COLUMN AS TOP STREAM; (IV) WITHDRAWING A BOTTOMS STREAM FROM SAID EXTRACTIVE DISTILLATION COLUMN; (V) COMPRESSING THE TOP STREAM OBTAINED OVERHEAD IN (III) BY MEANS OF AT LEAST ONE COMPRESSOR TO GIVE A COMPRESSED VAPOR.

公开(公告)号：CZ34396A3

公开(公告)日：1996-05-15

申请号：CZ34396

申请日：1994-08-09

Applicant: BASF AG

Inventor： GAENG MANFRED DR ,  MIEDERER PETER DR ,  SCHULTZ PETER DR

IPC: C09B67/28

Abstract: PCT No. PCT/EP94/02637 Sec. 371 Date Feb. 12, 1996 Sec. 102(e) Date Feb. 12, 1996 PCT Filed Aug. 9, 1994 PCT Pub. No. WO95/05421 PCT Pub. Date Feb. 23, 1995Leucoindigo preparations in granule form consisting essentially of leucoindigo and alkali metal hydroxide and production of these preparations and use thereof for dyeing cellulose-containing textile material.

公开(公告)号：DE4327221A1

公开(公告)日：1995-02-16

申请号：DE4327221

申请日：1993-08-13

Applicant: BASF AG

Inventor： GAENG MANFRED DR ,  MIEDERER PETER DR ,  SCHULTZ PETER DR

IPC: C09B67/28 ,  C09B7/02 ,  C09B67/06 ,  C09B67/02 ,  D06P1/22 ,  D06P3/60

Abstract: PCT No. PCT/EP94/02637 Sec. 371 Date Feb. 12, 1996 Sec. 102(e) Date Feb. 12, 1996 PCT Filed Aug. 9, 1994 PCT Pub. No. WO95/05421 PCT Pub. Date Feb. 23, 1995Leucoindigo preparations in granule form consisting essentially of leucoindigo and alkali metal hydroxide and production of these preparations and use thereof for dyeing cellulose-containing textile material.

公开(公告)号：MY140034A

公开(公告)日：2009-11-30

申请号：MYPI20051639

申请日：2005-04-13

Applicant: BASF AG ,  DOW CHEMICAL CO

Inventor： GOEBBEL HANS-GEORG DR ,  SCHULTZ HENNING ,  SCHULTZ PETER DR ,  PATRASCU RENATE ,  SCHULZ MALTE ,  WEIDENBACH MEINOLF DR

IPC: C07D301/12 ,  B01D53/14

Abstract: THE PRESENT INVENTION RELATES TO A METHOD OF SEPARATING AN OLEFIN FROM A GAS STREAM, SAID GAS STREAM COMPRISING THE OLEFIN AND AT LEAST ONE OTHER COMPONENT, SAID METHOD COMPRISING (i) COMPRESSING AND COOLING THE GAS STREAM; (ii) SEPARATING THE OLEFIN FROM THE GAS STREAM BY ABSORBING THE OLEFIN IN AN ABSOR- BENT; (iii) SEPARATING THE OLEFIN FROM THE ABSORBENT BY DESORPTION; WHEREIN COMPRESSING OR COOLING OR COMPRESSING AND COOLING IN (i) IS CARRIED OUT AT LEAST TWICE.

公开(公告)号：DE19502968A1

公开(公告)日：1996-08-01

申请号：DE19502968

申请日：1995-01-31

Applicant: BASF AG

Inventor： GAENG MANFRED DR ,  KRUEGER RUDOLF DR ,  MIEDERER PETER DR ,  SCHLUETER HARALD ,  SCHULTZ PETER DR ,  WOLF MANFRED R DR

IPC: G02C7/04 ,  C08F12/00 ,  C08F12/28 ,  C08F20/36 ,  C09B1/26 ,  C09B61/00 ,  C09B62/80 ,  C09B67/06 ,  C09B67/28 ,  C09B69/10 ,  D06P1/22 ,  D06P3/60 ,  G02B1/04 ,  C01B17/66 ,  F26B3/12

Abstract: Granular leuco vat-dye preparations containing, as essential components, leuco vat-dye, reducing agents and alkaline metal hydroxide, and the production of said preparations and their use in dyeing cellulose-containing textile materials.

公开(公告)号：CZ9600343A3

公开(公告)日：1996-05-15

申请号：CZ34396

申请日：1994-08-09

Applicant: BASF AG

Inventor： GAENG MANFRED DR ,  MIEDERER PETER DR ,  SCHULTZ PETER DR

IPC: C09B67/28

CPC classification number: C09B67/0077 ,  Y10S8/918