Basf Se Corporation

Tokyo Institute of Technology

Basf Corporation

University of South Florida

Zhejiang University

Feng-Shou Xiao

Ulrich Mueller

Bilge Yilmaz

Dirk De Vos

Hermann Gies

Weiping Zhang

Ulrich Müller

Xiangju Meng

Xinhe Bao

Stefan Maurer

Andrei-Nicolae Parvulescu

Takashi Tatsumi

Toshiyuki Yokoi

Bin Xie

Mathias Feyen

Yu Dai

Bernd Marler

Ute Kolb

Hiroyuki Imai

Yeqing Wang

Robert McGuire

Bart Tijsebaert

Meike Pfaff

Faruk Özkirim

Trees De Baerdemaeker

Qinming Wu

Xiulian Pan

Yong Wang

Haiyan Zhang

Chuan Shi

Shengqian Ma

Qi Sun

Chengguan Yang

Mike Haas

Hao Xu

Yokoi Toshiyuki

Ryoichi Otomo

Limin Ren

Ulrich MÜLLER

A process for preparing an oxidic material comprising a zeolitic material having framework type AEI and a framework structure comprising a tetravalent element Y, a trivalent element X, and O, the process comprising preparing a synthesis mixture comprising water, a source of Y, a source of X comprising sodium, an AEI framework structure directing agent, and a source of sodium other than the source of X; and heating the synthesis mixture obtained from (i) to a temperature in the range of from 100 to 180° C. and keeping the synthesis mixture under autogenous pres-sure at a temperature in this range for a time in the range of at least 6 h, obtaining the oxidic material comprising a zeolitic material having framework type AEI and a framework structure comprising a tetravalent element Y, a trivalent element X, and O, comprised in its mother liquor; wherein the AEI framework structure directing agent according to (i) comprises a N, N-diethyl-2,6-dimethylpiperidinium cation.

Oxidic material comprising a zeolite having framework type AEI

The present invention relates to a process for the production of a zeolitic material having an MWW framework structure comprising YOand BO, wherein Y stands for a tetravalent element, said process comprising

Solidothermal synthesis of a boron-containing zeolite with an MWW framework structure

The present invention relates to a process for the preparation of a zeolitic material SiOand XOin its framework structure, wherein X stands for a trivalent element, wherein said process comprises interzeolitic conversion of a first zeolitic material comprising SiOand XOin 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 SiOand XOin 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.

Process for the production of a zeolitic material via interzeolitic conversion

A variety of amphiphobic porous materials are provided. The materials can include a variety of porous frameworks that have an outer surface functionalized by a plurality of perfluoroalkyl moieties. By careful selection of appropriate perfluoralkyl moieties, hydrophobic properties can be imparted to the exterior surface of the porous materials without significantly impacting the wetting properties of the porous interior. This can be used to create a variety of highly amphiphobic porous materials. Methods of making and using the amphiphobic porous materials are also provided.

Amphiphobic porous materials

The present invention relates to a rare earth element containing zeolitic material having a framework structure selected from the group consisting of AEI, AFT, AFV, AFX, AVL, CHA, EMT, GME, KFI, LEV, LTN, and SFW, including mixtures of two or more thereof, the framework structure of the zeolitic material comprising SiOand XO, wherein X stands for a trivalent element, wherein the zeolitic material displays an SiO:XO molar ratio in the range of from 2 to 20, and wherein the zeolitic material contains one or more rare earth elements as counter-ions at the ion exchange sites of the framework structure. Furthermore, the present invention relates to a process for the production of the inventive rare earth element containing zeolitic material as well as to the use of the inventive rare earth element containing zeolitic material.

Rare earth element containing aluminum-rich zeolitic material

Described herein is a process for producing a zeolitic material having an MWW framework structure containing YOand BO, in which Y stands for a tetravalent element. The process includes the steps of (i) preparing a mixture containing one or more sources for YO, one or more sources for BO, one or more organotemplates, and seed crystals, (ii) crystallizing the mixture obtained in (i) for obtaining a layered precursor of the MWW framework structure, and (iii) calcining the layered precursor obtained in (ii) for obtaining the zeolitic material having an MWW framework structure. Also disclosed herein are synthetic boron-containing zeolites obtain by the process and uses thereof.

A zeolitic material having framework type CHA, comprising a transition metal M and an alkali metal A, and having a framework structure comprising a tetravalent element Y, a trivalent element X and O, wherein the transition metal M is a transition I metal of groups 7 to 12 of the periodic table, A is one or more of K and Cs, Y is one or more of Si, Ge, Ti, Sn and Zr, and X is one or more of Al, B, Ga and In. A process for preparing such a zeolitic material. Use of such a zeolitic material.

Zeolitic material having framework type CHA and comprising a transition metal and one or more of potassium and cesium

A process for preparing a zeolitic material containing YOand XO, where Y and X represent a tetravalent element and a trivalent element, respectively, is described. The process includes (1) a step of preparing a mixture containing one or more structure directing agents, seed crystals, and a first zeolitic material containing YOand XOand having FAU-, GIS-, MOR-, and/or LTA-type framework structures; and (2) a step of heating the mixture for obtaining a second zeolitic material containing YOand XOand having a different framework structure than the first zeolitic material. The mixture prepared in (1) and heated in (2) contains 1000 wt % or less of HO based on 100 wt % of YOin the framework structure of the first zeolitic material. A zeolitic material obtainable and/or obtained by the process and its use are also described.

Process for the production of a zeolitic material via solvent-free interzeolitic conversion

The present invention relates to a process for the production of a boron-containing zeolitic material having an MWW framework structure comprising YOand BO, wherein Y stands for a tetravalent element, wherein said process comprises (a) providing a mixture comprising one or more sources for YO, one or more sources for BO, one or more organotemplates, and seed crystals, (b) crystallizing the mixture obtained in (a) for obtaining a layered precursor of the boron-containing MWW-type zeolitic material, (c) calcining the layered precursor obtained in (b) for obtaining the boron-containing zeolitic material having an MWW framework structure, wherein the one or more organotemplates have the formula (I)RRRN&#x2003;&#x2003;(I)wherein Ris (C-C)cycloalkyl, andwherein Rand Rare independently from each other H or alkyl, as well as to a synthetic boron-containing zeolite which is obtainable and/or obtained according to the inventive process as well as to its use.

Synthesis of a boron-containing zeolite with an MWW framework structure

The present invention relates to a process for the production of a zeolitic material having a BEA-type framework structure comprising YOand XO, wherein said process comprises the steps of (1) preparing a mixture comprising one or more sources for YOand one or more sources for XO; (2) crystallizing the mixture obtained in step (1); (3) subjecting the zeolitic material having a BEA-type framework structure obtained in step (2) to an ion-exchange procedure with Cu; and (4) subjecting the Cu ion-exchanged zeolitic material obtained in step (3) to an ion-exchange procedure with Fe; wherein Y is a tetravalent element, and X is a trivalent element, wherein the mixture provided in step (1) and crystallized in step (2) further comprises seed crystals comprising one or more zeolitic materials having a BEA-type framework structure, and wherein the mixture provided in step (1) and crystallized in step (2) does not contain an organotemplate as a structure-directing agent, as well as to the zeolitic material having a BEA framework structure per se, and to its use, in particular in a method for the treatment of NOby selective catalytic reduction (SCR).

Bimetal-exchanged zeolite beta from organotemplate-free synthesis and use thereof in the selective catalytic reduction of NO

The present invention relates to a method for the preparation of a treated zeolitic material having a BEA framework structure including the steps of:

Process for the preparation of a dealuminated zeolitic material having the BEA framework structure

The present invention relates to a process for the preparation of a zeolitic material comprising YOin its framework structure, wherein Y stands for a tetravalent element, wherein said process comprises the steps of:

Solidothermal synthesis of zeolitic materials and zeolites obtained therefrom

The present invention relates to a process for the production of a boron-containing zeolitic material having an MWW framework structure comprising YOand BO, wherein Y stands for a tetravalent element, wherein said process comprises (a) providing a mixture comprising one or more sources for YO, one or more sources for BO, one or more organotemplates, and seed crystals, (b) crystallizing the mixture obtained in (a) for obtaining a layered precursor of the boron-containing MWW-type zeolitic material, (c) calcining the layered precursor obtained in (b) for obtaining the boron-containing zeolitic material having an MWW framework structure, wherein the one or more organotemplates have the formula (I): RRRN, wherein Ris (C-C)cycloalkyl, and wherein Rand Rare independently from each other H or alkyl, as well as to a synthetic boron-containing zeolite which is obtainable and/or obtained according to the inventive process as well as to its use.

Described is a preparation method for zeolite molecular sieves by means of solid-state reactions without the usage of organic templates. The method comprises the following steps: grinding and mixing the solid raw materials comprising the silicon source, the aluminum source and the alkali source, transferring the obtained mixture into an autoclave, conducting the crystallization for a period of 5 hours-20 days at a temperature of 50-200&#xb0; C. After filtering and drying the crystallized products, molecular sieves in a powder form can be obtained. The method provides different molecular sieves, including ZSM-5 zeolite, Beta zeolite, FAU zeolite, MOR zeolite, LTA zeolite, and GIS zeolite, with a high crystallinity and an adjustable Si/Al ratio within a certain range. The obtained products exhibit a high crystallinity and a high purity, and the method does not require the use of organic templates and solvents, which avoids unnecessary consumptions during the production, simplifies the synthetic process, and also increases the yield from the autoclave reactor.

Organotemplate-free solid-state synthetic method for zeolite molecular sieves

The present invention relates to an organotemplate-free synthetic process for the production of a zeolitic material having a BEA framework structure comprising YOand optionally comprising XO, wherein said process comprises the steps of (1) preparing a mixture comprising seed crystals and at least one source for YO; and (2) crystallizing the mixture; wherein Y is a tetravalent element, and X is a trivalent element, wherein the zeolitic material optionally comprises at least one alkali metal M, wherein when the BEA framework additionally comprises XO, the mixture according to step (1) comprises at least one source for XO, and wherein the seed crystals comprise zeolitic material having a BEA framework structure, preferably zeolite Beta.

Growing community of inventors

Changchun, China

Feng-Shou Xiao