公开(公告)号：US10780432B2

公开(公告)日：2020-09-22

申请号：US16470834

申请日：2018-01-18

Applicant: BASF SE

Inventor： Andrei-Nicolae Parvulescu ,  Ulrich Mueller ,  Hans-Juergen Luetzel ,  Joaquim Henrique Teles ,  Dominic Riedel ,  Daniel Urbanczyk ,  Ulrike Wegerle ,  Markus Weber ,  Nicolai Tonio Woerz ,  Christian Mueller

IPC: B01J29/89 ,  B01J29/70 ,  B01J35/02 ,  B01J35/10 ,  B01J37/00 ,  C01B39/02 ,  C01B39/06 ,  C01B39/12 ,  C07D301/12 ,  B01J37/08

Abstract: A process for preparing a molding comprising zinc and a titanium-containing zeolitic material having framework type MWW, comprising (i) providing a molding comprising a titanium-containing zeolitic material having framework type MWW; (ii) preparing an aqueous suspension comprising a zinc source and the molding comprising a titanium-containing zeolitic material having framework type MWW prepared in (i); (iii) heating the aqueous suspension prepared in (ii) under autogenous pressure to a temperature of the liquid phase of the aqueous suspension in the range of from 100 to 200° C., obtaining an aqueous suspension comprising a molding comprising zinc and a titanium-containing zeolitic material having framework type MWW; (iv) separating the molding comprising zinc and a titanium-containing zeolitic material having framework type MWW from the liquid phase of the suspension obtained in (iii).

公开(公告)号：US10774034B2

公开(公告)日：2020-09-15

申请号：US16610131

申请日：2018-05-03

Applicant: BASF SE

Inventor： Alvaro Gordillo ,  Andrei-Nicolae Parvulescu ,  Armin Lange De Oliveira ,  Andreas Kuschel ,  Juergen Bechtel ,  Johannes Lieberknecht ,  Ulrich Müller ,  Johann-Peter Melder ,  Christian Gruenanger

IPC: C07C213/04 ,  B01J29/24 ,  B01J29/40 ,  B01J29/70 ,  C07C215/08 ,  B01J37/30 ,  C01B39/26 ,  C01B39/38 ,  C07C211/10 ,  B01J37/08

Abstract: The present invention relates to a process for the conversion of ethylene oxide to 2-aminoethanol and/or ethane-1,2-diamine and/or linear polyethylenimines of the formula H2N—(CH2CH2NH)n—CH2CH2—NH2 wherein n≥1 comprising (i) providing a catalyst comprising a zeolitic material comprising YO2 and X2O3, wherein Y is a tetravalent element and X is a trivalent element; (ii) providing a gas stream comprising ethylene oxide and ammonia; (iii) contacting the catalyst provided in (i) with the gas stream provided in (ii) for converting ethylene oxide to 2-aminoethanol and/or ethane-1,2-diamine and/or linear polyethylenimines.

公开(公告)号：US10737944B2

公开(公告)日：2020-08-11

申请号：US16060260

申请日：2016-12-07

Applicant: BASF SE

Inventor： Nicolas Vautravers ,  Joaquim Henrique Teles ,  Ralf Pelzer ,  Daniel Schneider ,  Florian Garlichs ,  Andreas Keller ,  Andrei-Nicolae Parvulescu ,  Ulrich Müller ,  Sumana Roy

IPC: C01B39/12 ,  B01J29/86 ,  C01B39/02 ,  C07C45/54 ,  C07C67/39 ,  C01B39/06 ,  B01J29/70 ,  B01J37/02 ,  B01J35/10

Abstract: An incipient wetness impregnation method for preparing a tin-containing zeolitic material having framework type BEA, a novel tin-containing zeolitic material having framework type BEA and its use.

公开(公告)号：US10544116B2

公开(公告)日：2020-01-28

申请号：US16315680

申请日：2017-07-19

Applicant: BASF SE

Inventor： Joaquim Henrique Teles ,  Marvin Kramp ,  Christian Mueller ,  Nicolai Tonio Woerz ,  Bernd Metzen ,  Tobias Keller ,  Dominic Riedel ,  Markus Weber ,  Daniel Urbanczyk ,  Andrei-Nicolae Parvulescu ,  Ulrike Wegerle ,  Ulrich Mueller

IPC: C07D301/12 ,  C07D301/32 ,  C07D303/04

Abstract: Disclosed herein is a process for purifying propylene oxide, including the steps of: (i) providing a stream S0 containing propylene oxide, acetonitrile, water, and an organic compound containing a carbonyl group —C(═O)—; and (ii) separating propylene oxide from the stream S0 by subjecting the stream S0 to distillation conditions in a distillation column to obtain a gaseous top stream S1c which is enriched in propylene oxide compared to the stream S0, a liquid bottoms stream S1a which is enriched in acetonitrile and water compared to the stream S0, and a side stream S1b containing propylene oxide which is enriched in the carbonyl compound compared to the stream S0.

公开(公告)号：US10544115B2

公开(公告)日：2020-01-28

申请号：US16076600

申请日：2017-02-16

Applicant: BASF SE

Inventor： Dominic Riedel ,  Joaquim Henrique Teles ,  Heiner Schelling ,  Ulrike Wegerle ,  Ulrich Mueller ,  Andrei-Nicolae Parvulescu ,  Jochen Mannweiler ,  Timo Henn ,  Thomas Luederitz ,  Nicolai Tonio Woerz ,  Christian Mueller ,  Markus Weber ,  Daniel Urbanczyk

IPC: C07D301/12 ,  C07D301/36 ,  B01J19/00 ,  B01J29/70 ,  C07D303/04

Abstract: A continuous process for the preparation of propylene oxide, comprising a start-up stage and normal run stage, wherein the normal run stage comprises (i) continuously providing a liquid feed stream comprising propene, hydrogen peroxide, acetonitrile, a formate salt, water and optionally propane, wherein in the liquid feed stream, the molar amount of the formate salt relative to the molar amount of hydrogen peroxide at a given point of time during the normal run stage is aN(Fo/H2O2); (ii) continuously passing the liquid feed stream provided in (i) into an epoxidation zone comprising a catalyst comprising a titanium zeolite having framework type MWW, and subjecting the liquid feed stream to epoxidation reaction conditions in the epoxidation zone, obtaining a reaction mixture comprising propylene oxide, acetonitrile, water, the formate salt, optionally propene, and optionally propane; (iii) continuously removing an effluent stream from the epoxidation zone, the effluent stream comprising propylene oxide, acetonitrile, water, at least a portion of the formate salt, optionally propene, and optionally propane; wherein the normal run stage is characterized in an average rate of change of aN(Fo/H2O2) of less than 0 h−1.

公开(公告)号：US10435381B2

公开(公告)日：2019-10-08

申请号：US16318221

申请日：2017-07-19

Applicant: BASF SE ,  Dow Global Technologies LLC

Inventor： Joaquim Henrique Teles ,  Marvin Kramp ,  Christian Mueller ,  Nicolai Tonio Woerz ,  Bernd Metzen ,  Tobias Keller ,  Dominic Riedel ,  Heiner Schelling ,  Markus Weber ,  Daniel Urbanczyk ,  Andrei-Nicolae Parvulescu ,  Ulrike Wegerle ,  Ulrich Mueller ,  Meinolf Weidenbach ,  Werner J. Witzl ,  Karsten Luecke

IPC: C07D301/32 ,  C07D301/12 ,  C07D303/04 ,  B01D3/00 ,  B01D3/14 ,  B01D5/00 ,  B01D3/40 ,  B01J29/08

Abstract: The present invention is related to a process for preparing propylene oxide, comprising (i) providing a stream comprising propene, hydrogen peroxide or a source of hydrogen peroxide, water, and an organic solvent; (ii) passing the liquid feed stream provided in (i) into an epoxidation zone comprising an epoxidation catalyst comprising a titanium zeolite, and subjecting the liquid feed stream to epoxidation reaction conditions in the epoxidation zone, obtaining a reaction mixture comprising propene, propylene oxide, water, and the organic solvent; (iii) removing an effluent stream from the epoxidation zone, the effluent stream comprising propylene oxide, water, organic solvent, and propene; (iv) separating propene from the effluent stream by distillation, comprising (iv.1) subjecting the effluent stream to distillation conditions in a distillation unit, obtaining a gaseous top stream S0 enriched in propene compared to the effluent stream subjected to distillation conditions, and a liquid bottoms stream S01 enriched in propylene oxide, water and organic solvent compared to the effluent stream subjected to distillation conditions; (iv.2) returning a condensed portion of the stream S0 to an upper part of the distillation unit.

公开(公告)号：US10308580B2

公开(公告)日：2019-06-04

申请号：US15744474

申请日：2016-07-15

Applicant: BASF SE

Inventor： Stefan Rüdenauer ,  Andreas Lanver ,  Ralf Pelzer ,  Klaus Ebel ,  Thomas Fenlon ,  Andrei-Nicolae Parvulescu ,  Sumana Chaturvedula

IPC: C07C41/18

Abstract: A process for preparing an arylpropene from a diarylpropane by gas phase thermolysis in the presence of solid porous catalyst comprising silica having large pore volume and low acidity.

公开(公告)号：US10000387B2

公开(公告)日：2018-06-19

申请号：US14436180

申请日：2013-10-09

Applicant: BASF SE

Inventor： Stefan Maurer ,  Faruk Oezkirim ,  Andrei-Nicolae Parvulescu ,  Jeff Yang ,  Ulrich Mueller

IPC: C01B39/02 ,  B01J29/70 ,  B01J29/40 ,  C01B39/36 ,  B01J35/10 ,  C01B39/46

CPC classification number: C01B39/026 ,  B01J29/40 ,  B01J29/70 ,  B01J29/7007 ,  B01J29/7015 ,  B01J29/7038 ,  B01J35/1014 ,  B01J2229/38 ,  C01B39/36 ,  C01B39/46

Abstract: A process for the post-treatment of a zeolitic material, the process comprising (i) providing a zeolitic material, wherein the framework structure of the zeolitic material comprises YO2 and X2O3, wherein Y is a tetravalent element and X is a trivalent element; (ii) subjecting the zeolitic material provided in (i) to a method comprising (a) treating the zeolitic material with an aqueous solution having a pH of at most 5, (b) treating the zeolitic material obtained from (a) with a liquid aqueous system having a pH in the range of 5.5 to 8 and a temperature of at least 75° C.; wherein in (ii) and after (b), the zeolitic material is optionally subjected to at least one further treatment according to (a) and/or at least one further treatment according to (b).

公开(公告)号：US09695099B2

公开(公告)日：2017-07-04

申请号：US14956800

申请日：2015-12-02

Applicant: BASF SE

Inventor： Yong Liu ,  Martin Dieterle ,  Nicolai Tonio Woerz ,  Andrei-Nicolae Parvulescu ,  Michael Lejkowski ,  Johannes Lieberknecht ,  Christian Walsdorff ,  Kazuhiko Amakawa

IPC: C07C51/353 ,  B01J27/198 ,  B01J37/08 ,  B01J37/02 ,  B01J23/00 ,  B01J27/199 ,  B01J35/02 ,  B01J37/00 ,  B01J29/70 ,  B01J38/02

CPC classification number: C07C51/353 ,  B01J23/002 ,  B01J27/198 ,  B01J27/199 ,  B01J29/7057 ,  B01J35/023 ,  B01J37/0036 ,  B01J37/0203 ,  B01J37/0205 ,  B01J37/0213 ,  B01J37/08 ,  B01J38/02 ,  B01J2523/00 ,  Y02P20/584 ,  C07C57/04 ,  B01J2523/41 ,  B01J2523/51 ,  B01J2523/54 ,  B01J2523/55 ,  B01J2523/69

Abstract: The present invention relates to a process for preparing acrylic acid from acetic acid and formaldehyde, which comprises (a) provision of a stream S1 comprising acetic acid and formaldehyde, where the molar ratio of acetic acid to formaldehyde in the stream S1 is in the range from 0.5:1 to 2:1; (b) contacting of the stream S1 with an aldol condensation catalyst comprising vanadium, phosphorus and oxygen to give a stream S2 comprising acrylic acid, where, in (b), the space velocity WHSV is in the range from 0.35 to 7.0 kg/kg/h.

公开(公告)号：US09688648B2

公开(公告)日：2017-06-27

申请号：US14906852

申请日：2014-07-16

Applicant: BASF SE ,  DOW GLOBAL TECHNOLOGIES LLC

Inventor： Joaquim Henrique Teles ,  Bianca Seelig ,  Dominic Riedel ,  Philip Kampe ,  Daniel Urbanczyk ,  Markus Weber ,  Ulrich Mueller ,  Andrei-Nicolae Parvulescu ,  Alexander Schroeder ,  Meinolf Weidenbach ,  Werner Witzl

IPC: C07D301/03 ,  C07D301/36 ,  B01J37/10 ,  B01J29/70 ,  B01J29/89 ,  B01J35/00 ,  B01J37/00 ,  B01J37/02 ,  C07D301/12 ,  C07D303/04 ,  B01J23/06 ,  B01J35/02 ,  B01J27/18

CPC classification number: C07D301/36 ,  B01J23/06 ,  B01J27/18 ,  B01J29/7088 ,  B01J29/89 ,  B01J35/00 ,  B01J35/0006 ,  B01J35/023 ,  B01J35/026 ,  B01J37/0009 ,  B01J37/0045 ,  B01J37/0201 ,  B01J37/10 ,  B01J2229/186 ,  B01J2229/42 ,  C07D301/12 ,  C07D303/04 ,  Y02P20/52

Abstract: A continuous process for the preparation of propylene oxide, comprising (i) providing a liquid feed stream comprising propene, hydrogen peroxide, acetonitrile, water, dissolved potassium dihydrogen phosphate, and optionally propane; (ii) passing the liquid feed stream provided in (i) into an epoxidation reactor comprising a catalyst comprising a titanium zeolite of structure type MWW, and subjecting the liquid feed stream to epoxidation reaction conditions; (iii) removing an effluent stream from the epoxidation reactor; wherein the concentration of the dissolved potassium dihydrogen phosphate in the liquid feed stream is at least 10% of the solubility limit of the potassium dihydrogen phosphate in the liquid feed stream.