公开(公告)号：US11623868B2

公开(公告)日：2023-04-11

申请号：US17250534

申请日：2019-08-02

Applicant: BASF SE

Inventor： Hannah Schreyer ,  Andrei-Nicolae Parvulescu ,  Ulrich Mueller ,  Christian Riemann ,  Ralf Boehling ,  Christoph Schappert ,  Bernd Hinrichsen ,  Stefan Dumser ,  Stefanie Clade

IPC: B01J29/76 ,  C01B39/48 ,  B01D53/86 ,  B01D53/94 ,  B01J37/00 ,  B01J37/04 ,  B01J37/06 ,  B01J37/10 ,  B01J37/30 ,  B01J39/02 ,  B01J39/14

Abstract: Disclosed herein is a continuous process for preparing zeolitic material with a CHA-type framework structure comprising SiO2 and X2O3 and the zeolitic material so-obtained. The processes comprises (i) preparing a mixture comprising one or more sources of SiO2, one or more sources of X2O3, seed crystals, one or more tetraalkylammonium cation R5R6R7R8N+-containing compounds as structure directing agent, and a liquid solvent system; (ii) continuously feeding the mixture prepared in (i) into a continuous flow reactor at a liquid hourly space velocity; and (iii) crystallizing the zeolitic material with a CHA-type framework structure from the mixture in the continuous flow reactor.

公开(公告)号：US11529620B2

公开(公告)日：2022-12-20

申请号：US17057970

申请日：2019-06-18

Applicant: BASF SE

Inventor： Andrei-Nicolae Parvulescu ,  Robert McGuire ,  Ulrich Mueller ,  Xiangju Meng ,  Feng-Shou Xiao ,  Toshiyuki Yokoi ,  Dirk De Vos ,  Bernd Marler ,  Hermann Gies ,  Ute Kolb ,  Weiping Zhang

IPC: C01B39/02 ,  B01J29/76 ,  B01D53/94 ,  B01J35/10 ,  B01J37/04 ,  B01J37/06 ,  B01J37/08 ,  B01J37/30 ,  C01B39/48

Abstract: The present invention relates to a process for the preparation of a zeolitic material SiO2 and X2O3 in its framework structure, wherein X stands for a trivalent element, wherein said process comprises interzeolitic conversion of a first zeolitic material comprising SiO2 and X2O3 in its framework structure, wherein the first zeolitic material has an FER-, TON-, MTT-, BEA-, MEL-, MWW-, MFS-, and/or MFI-type framework structure to a second zeolitic material comprising SiO2 and X2O3 in its framework structure, wherein the second zeolitic material obtained in (2) has a different type of framework structure than the first zeolitic material. Furthermore, the present invention relates to a zeolitic material per se as obtainable and/or obtained according to the inventive process and to its use, in particular as a molecular sieve, as an adsorbent, for ion-exchange, or as a catalyst and/or as a catalyst support.

公开(公告)号：US20210221695A1

公开(公告)日：2021-07-22

申请号：US17218959

申请日：2021-03-31

Applicant: BASF SE

Inventor： Benedikt Kalo ,  Thomas Geiger ,  Rene Koenig ,  Ulrich Mueller ,  Stefan Maurer

IPC: C01B39/02 ,  B01J29/70 ,  B01J37/00 ,  B01J37/06 ,  C01B39/48 ,  C01B39/04

Abstract: The present invention relates to a process for the calcination of a zeolitic material, wherein said process comprises the steps of (i) providing a zeolitic material comprising YO2 and optionally further comprising X2O3 in its framework structure in the form of a powder and/or of a suspension of the zeolitic material in a liquid, wherein Y stands for a tetravalent element and X stands for a trivalent element; (ii) atomization of the powder and/or of the suspension of the zeolitic material provided in (i) in a gas stream for obtaining an aerosol; (iii) calcination of the aerosol obtained in (ii) for obtaining a calcined powder; as well as to a zeolitic material obtainable and/or obtained according the inventive process, and to its use as a molecular sieve, as an adsorbent, for ion-exchange, as a catalyst, and/or as a catalyst support.

公开(公告)号：US11046587B2

公开(公告)日：2021-06-29

申请号：US16308928

申请日：2017-06-14

Applicant: BASF SE

Inventor： Stefan Marx ,  Stefanie Clade ,  Lena Arnold ,  Uwe Diehlmann ,  Ulrich Mueller

IPC: C01B39/02 ,  C01B39/48 ,  B01D53/94 ,  B01J29/06 ,  B01J29/70 ,  B01J29/76 ,  C01B39/04 ,  B01J29/072 ,  B01J19/00 ,  B01J19/18 ,  B01J37/32 ,  B01J37/00 ,  B01J29/86 ,  B01J29/87

Abstract: A continuous process for preparing a zeolitic material comprising (i) preparing a mixture comprising a source of YO2, optionally a source of X2O3, and a liquid solvent system; (ii) continuously feeding the mixture prepared in (i) into a continuous flow reactor at a liquid hourly space velocity in the range of from 0.3 to 20 h−1 for a duration of at least 1 h; and (iii) crystallizing the zeolitic material from the mixture in the continuous flow reactor, wherein the mixture is heated to a temperature in the range of from 100 to 300° C.; wherein the volume of the continuous flow reactor is in the range of from 150 cm3 to 75 m3, as well as to zeolitic materials which may be obtained according to the inventive process and to their use.

公开(公告)号：US20210080131A1

公开(公告)日：2021-03-18

申请号：US16618767

申请日：2018-05-30

Applicant: BASF SE

Inventor： Ralf Noerenberg ,  Walter Opper ,  Lukasz Karwacki ,  Mathias Weickert ,  Ulrich Mueller

IPC: F24F5/00 ,  F24F3/14 ,  F24F12/00

Abstract: The invention relates to an air conditioning apparatus including a first absorptive heat exchanger having sorption channels in at least one flow direction, a method for conditioning fluids, in particular for cooling and/or drying a stream of air, an adsorptive air-air cross-flow heat exchanger, and an outer wall element including an integrated air conditioning apparatus.

公开(公告)号：US10774057B2

公开(公告)日：2020-09-15

申请号：US16310645

申请日：2017-07-12

Applicant: BASF SE

Inventor： Andrei-Nicolae Parvulescu ,  Ulrich Mueller ,  Joaquim Henrique Teles ,  Dominic Riedel ,  Markus Weber ,  Yan Li

IPC: C07D301/12 ,  B01J29/70

Abstract: A process for preparing ethene oxide comprising providing a liquid feed stream comprising ethene, hydrogen peroxide, and a solvent; passing the liquid feed stream into an epoxidation zone comprising a catalyst comprising a titanium zeolite comprising zinc and having framework type MWW, and subjecting the liquid feed stream to epoxidation reaction conditions in the epoxidation zone, obtaining a reaction mixture comprising ethene oxide, water, and the solvent; removing an effluent stream from the epoxidation zone, the effluent stream comprising ethene oxide, water and the solvent.

公开(公告)号：US10766840B2

公开(公告)日：2020-09-08

申请号：US16488962

申请日：2018-02-27

Applicant: BASF SE

Inventor： Andrei-Nicolae Parvulescu ,  Miriam Bru Roig ,  Albert Werner ,  Bernhard Brunner ,  Wolfgang Siegel ,  Stephan Maurer ,  Ulrich Mueller ,  Michael Ludwig Lejkowski

IPC: C07C29/38 ,  B01J29/40 ,  B01J29/46 ,  B01J29/70

Abstract: The present invention relates to a process for preparing an unsaturated alcohol, preferably 3,7-dimethyl-2,6-octadienal, by contacting an alkene, preferably isobutene, with formaldehyde in the presence a condensation catalyst comprising a zeolitic material comprising the framework structure of which comprises a tetravalent element Y other than Si.

公开(公告)号：US10300468B2

公开(公告)日：2019-05-28

申请号：US15509527

申请日：2015-09-08

Applicant: BASF SE

Inventor： Andrei-Nicolae Parvulescu ,  Ulrich Mueller ,  Georg Uhl ,  Joaquim Henrique Teles ,  Dominic Riedel

IPC: B01J29/89 ,  C01B39/08 ,  C01B39/12 ,  C01B39/48 ,  B01J37/00 ,  B01J37/04 ,  B01J37/06 ,  B01J37/08 ,  B01J37/10 ,  C01B39/00 ,  B01J29/70 ,  B01J20/18

Abstract: A process for the preparation of a zeolitic material having an MWW framework structure and comprising boron and titanium, the process comprising (i) providing an aqueous synthesis mixture comprising a silica source, a boron source, a titanium source, and an MWW templating agent; (ii) heating the aqueous synthesis mixture to a temperature in the range of from 160 to 190 ° C.; (iii) subjecting the synthesis mixture (ii) to hydrothermal synthesis conditions, obtaining, in its mother liquor, a precursor of the zeolitic material; (iv) separating the precursor from its mother liquor; (v) calcining the separated precursor, obtaining the zeolitic material having an MWW framework structure and comprising boron and titanium.

公开(公告)号：US10046974B2

公开(公告)日：2018-08-14

申请号：US14765471

申请日：2014-02-05

Applicant: BASF SE

Inventor： Andrei-Nicolae Parvulescu ,  Ulrich Mueller ,  Hans-Juergen Luetzel ,  Georg Uhl ,  Robert Bayer ,  Regina Vogelsang ,  Robert Schlosser ,  Franky Ruslim ,  Pawel Czajka

IPC: C01B39/12 ,  B01J29/86 ,  C01B39/48 ,  C01B37/00 ,  B01J37/00 ,  B01J37/04 ,  B01J37/06 ,  B01J37/08 ,  B01J37/10 ,  C01B39/46

Abstract: A process for preparing an aluminum-free boron containing zeolitic material comprising the framework structure MWW (BMWW), comprising (a) hydrothermally synthesizing the BMWW from a synthesis mixture containing water, a silicon source, a boron source, and an MWW template compound obtaining the BMWW in its mother liquor, the mother liquor having a pH above 9; (b) adjusting the pH of the mother liquor, obtained in (a) and containing the BMWW, to a value in the range of from 6 to 9; (c) separating the BMWW from the pH-adjusted mother liquor obtained in (b) by filtration in a filtration device.

公开(公告)号：US10029244B2

公开(公告)日：2018-07-24

申请号：US14764354

申请日：2014-02-05

Applicant: BASF SE

Inventor： Andrei-Nicolae Parvulescu ,  Ulrich Mueller ,  Hans-Juergen Luetzel ,  Georg Uhl ,  Robert Bayer ,  Regina Vogelsang ,  Joaquim Henrique Teles ,  Dominic Riedel ,  Daniel Urbanczyk ,  Ulrike Wegerle

IPC: C01B39/48 ,  B01J29/89 ,  B01J37/00 ,  B01J29/70 ,  C01B39/08

Abstract: A process for the preparation of a titanium-containing zeolitic material having an MWW framework structure, the process comprising (i) providing a zeolitic material having an MWW framework structure comprising SiO2 and B2O3, (ii) incorporating titanium into the zeolitic material provided in (i) comprising (ii.I) preparing an aqueous synthesis mixture containing the zeolitic material provided in (i), an MWW template compound and a titanium source, (ii.2) hydrothermally synthesizing a titanium-containing zeolitic material having an MWW framework structure from the aqueous synthesis mixture prepared in (ii.1), obtaining a mother liquor comprising the titanium-containing zeolitic material having an MWW framework structure; (iii) spray-drying the mother liquor obtained from (ii.2) comprising the titanium-containing zeolitic material having an MWW framework structure.