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BR9606508A - Processo para á fabricação de uma suspensão coloidal de um zeólito zeólito processo para a fabricação de um zeólito usos de uma temperatura em um processo para a tratamento térmico de uma mistura de sintese para zeólito de um suspens o coloídal no tratamento hidrotérmico de uma mistura de sintese formadora de zeólito de um zeólito zeólito contendo gálio processo para a fabricação de uma estrutura um hidrocarboneto alifático e catalisador - Google Patents

Processo para á fabricação de uma suspensão coloidal de um zeólito zeólito processo para a fabricação de um zeólito usos de uma temperatura em um processo para a tratamento térmico de uma mistura de sintese para zeólito de um suspens o coloídal no tratamento hidrotérmico de uma mistura de sintese formadora de zeólito de um zeólito zeólito contendo gálio processo para a fabricação de uma estrutura um hidrocarboneto alifático e catalisador

Info

Publication number
BR9606508A
BR9606508A BR9606508A BR9606508A BR9606508A BR 9606508 A BR9606508 A BR 9606508A BR 9606508 A BR9606508 A BR 9606508A BR 9606508 A BR9606508 A BR 9606508A BR 9606508 A BR9606508 A BR 9606508A
Authority
BR
Brazil
Prior art keywords
zeolite
manufacture
synthesis
mixture
colloidal suspension
Prior art date
Application number
BR9606508A
Other languages
English (en)
Inventor
Johannes Petrus Verduijn
Machteld M Mertens
Marc H Anthonis
Original Assignee
Exxon Chemical Patents Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Exxon Chemical Patents Inc filed Critical Exxon Chemical Patents Inc
Publication of BR9606508A publication Critical patent/BR9606508A/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0039—Inorganic membrane manufacture
    • B01D67/0044—Inorganic membrane manufacture by chemical reaction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0039—Inorganic membrane manufacture
    • B01D67/0051—Inorganic membrane manufacture by controlled crystallisation, e,.g. hydrothermal growth
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/02—Inorganic material
    • B01D71/028—Molecular sieves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/02—Inorganic material
    • B01D71/028—Molecular sieves
    • B01D71/0281—Zeolites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/60—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the type L, as exemplified by patent document US3216789
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/60—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the type L, as exemplified by patent document US3216789
    • B01J29/605—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the type L, as exemplified by patent document US3216789 containing rare earth elements, titanium, zirconium, hafnium, zinc, cadmium, mercury, gallium, indium, thallium, tin or lead
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B39/00—Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination
    • C01B39/02—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof; Direct preparation thereof; Preparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactants; After-treatment thereof
    • C01B39/06—Preparation of isomorphous zeolites characterised by measures to replace the aluminium or silicon atoms in the lattice framework by atoms of other elements, i.e. by direct or secondary synthesis
    • C01B39/08—Preparation of isomorphous zeolites characterised by measures to replace the aluminium or silicon atoms in the lattice framework by atoms of other elements, i.e. by direct or secondary synthesis the aluminium atoms being wholly replaced
    • C01B39/082—Gallosilicates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B39/00—Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination
    • C01B39/02—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof; Direct preparation thereof; Preparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactants; After-treatment thereof
    • C01B39/32—Type L
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
    • C07C5/22—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by isomerisation
    • C07C5/2206—Catalytic processes not covered by C07C5/23 - C07C5/31
    • C07C5/226—Catalytic processes not covered by C07C5/23 - C07C5/31 with metals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
    • C07C5/32—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen
    • C07C5/373—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen with simultaneous isomerisation
    • C07C5/393—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen with simultaneous isomerisation with cyclisation to an aromatic six-membered ring, e.g. dehydrogenation of n-hexane to benzene
    • C07C5/41—Catalytic processes
    • C07C5/415—Catalytic processes with metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/08—Specific temperatures applied
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/08—Specific temperatures applied
    • B01D2323/081—Heating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/12—Specific ratios of components used
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/10—After treatment, characterised by the effect to be obtained
    • B01J2229/26—After treatment, characterised by the effect to be obtained to stabilize the total catalyst structure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/30—After treatment, characterised by the means used
    • B01J2229/42—Addition of matrix or binder particles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2529/00—Catalysts comprising molecular sieves
    • C07C2529/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites, pillared clays
    • C07C2529/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • C07C2529/60—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the type L
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/28—LTL, e.g. BA-G, L, AG-1, AG-2, AG-4, BA-6

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Catalysts (AREA)
BR9606508A 1995-07-10 1996-07-09 Processo para á fabricação de uma suspensão coloidal de um zeólito zeólito processo para a fabricação de um zeólito usos de uma temperatura em um processo para a tratamento térmico de uma mistura de sintese para zeólito de um suspens o coloídal no tratamento hidrotérmico de uma mistura de sintese formadora de zeólito de um zeólito zeólito contendo gálio processo para a fabricação de uma estrutura um hidrocarboneto alifático e catalisador BR9606508A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP95304800 1995-07-10
PCT/EP1996/003097 WO1997003021A1 (en) 1995-07-10 1996-07-09 Zeolites and processes for their manufacture

Publications (1)

Publication Number Publication Date
BR9606508A true BR9606508A (pt) 1997-12-23

Family

ID=8221251

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9606508A BR9606508A (pt) 1995-07-10 1996-07-09 Processo para á fabricação de uma suspensão coloidal de um zeólito zeólito processo para a fabricação de um zeólito usos de uma temperatura em um processo para a tratamento térmico de uma mistura de sintese para zeólito de um suspens o coloídal no tratamento hidrotérmico de uma mistura de sintese formadora de zeólito de um zeólito zeólito contendo gálio processo para a fabricação de uma estrutura um hidrocarboneto alifático e catalisador

Country Status (12)

Country Link
US (3) US6042808A (pt)
EP (1) EP0779878B1 (pt)
KR (1) KR970705518A (pt)
AT (1) ATE205809T1 (pt)
AU (1) AU724793B2 (pt)
BR (1) BR9606508A (pt)
CA (1) CA2199537A1 (pt)
DE (1) DE69615326T2 (pt)
IL (1) IL120405A0 (pt)
MX (1) MX9701814A (pt)
WO (1) WO1997003021A1 (pt)
ZA (1) ZA965864B (pt)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000006493A1 (en) 1998-07-29 2000-02-10 Exxon Chemical Patents, Inc. Processes for manufacture of molecular sieves
CN100522811C (zh) * 2003-02-25 2009-08-05 大连理工大学 一种制备超细沸石粉末的方法
US7357836B2 (en) * 2003-03-06 2008-04-15 University Of Massachusetts Crystalline membranes
US7311928B2 (en) * 2003-12-09 2007-12-25 Briant Burke Topical compositions containing tea tree oil for treatment of viral lesions
JP4650489B2 (ja) 2005-06-10 2011-03-16 三菱化学株式会社 ゼオライト膜の製造装置
JP4923487B2 (ja) * 2005-09-01 2012-04-25 三菱化学株式会社 ゼオライト分離膜及びその製造方法
JP5135671B2 (ja) * 2005-09-28 2013-02-06 三菱化学株式会社 ゼオライト分離膜の製造方法
AU2007100419A4 (en) * 2006-01-19 2007-08-16 David John Holton Method and system for electronic delivery of essential mail items
JP4984566B2 (ja) * 2006-02-24 2012-07-25 三菱化学株式会社 ゼオライト分離膜の製造方法
US8182780B2 (en) * 2008-07-25 2012-05-22 Exxonmobil Chemical Patents Inc. Synthesis of chabazite-containing molecular sieves and their use in the conversion of oxygenates to olefins
US20100087610A1 (en) * 2008-10-06 2010-04-08 Vaughn Stephen N Method Of Preparing And Using A Molecular Sieve
US10682626B2 (en) 2013-03-14 2020-06-16 Zeomem Sweden Ab Method for producing a crystalline film of zeolite and/or zeolite like crystals on a porous substrate
RU2549836C1 (ru) * 2014-02-18 2015-04-27 Открытое акционерное общество "Нефтяная компания "Роснефть" Способ получения катализатора циклизации нормальных алканов
CN105668585B (zh) * 2016-01-04 2018-01-16 北京科技大学 使用导向剂制备l型沸石的方法
US10183258B2 (en) * 2016-06-30 2019-01-22 L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Metallopolyimide precursor fibers for aging-resistant carbon molecular sieve hollow fiber membranes with enhanced selectivity
GB201714269D0 (en) 2017-09-05 2017-10-18 Hedlund Jonas Methods for preparing supported zeolite films
US11014821B2 (en) * 2018-07-09 2021-05-25 Zeolyfe, LLC Methods for preparation of CHA Zeolite at ambient pressure
CN114210212B (zh) * 2021-12-21 2023-10-27 江西师范大学 一种l型分子筛膜及其制备方法与在脱盐中的应用
CN114892259B (zh) * 2022-04-15 2023-09-26 深圳技术大学 一种方沸石单晶及其制备方法

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL238183A (pt) * 1962-08-03
US3808326A (en) * 1971-03-19 1974-04-30 Grace W R & Co Preparation of zeolites
US3781225A (en) * 1972-04-17 1973-12-25 Mobil Oil Corp Treatment of colloidal zeolites
US4166099A (en) * 1974-04-20 1979-08-28 W. R. Grace & Co. Preparation of zeolites
US4177653A (en) * 1978-10-20 1979-12-11 Chevron Research Company Slush filtration method
US4544539A (en) * 1982-05-14 1985-10-01 Exxon Research & Engineering Co. Zeolite L with cylindrical morphology
CA1225387A (en) * 1983-11-10 1987-08-11 David E.W. Vaughan Process for preparing type l zeolites by nucleation technique
CA1236817A (en) * 1983-11-10 1988-05-17 David E.W.. Vaughan Stoichiometric process for preparing a zeolite of the l type
GB8329973D0 (en) * 1983-11-10 1983-12-14 Exxon Research Engineering Co Recycled zeolite l preparation
US4657749A (en) * 1983-11-10 1987-04-14 Exxon Research And Engineering Company Stoichiometric process for preparing a zeolite of the L type
NO170924C (no) * 1984-12-17 1992-12-30 Exxon Research Engineering Co Fremgangsmaate for fremstilling av zeolitt l
US5242675A (en) * 1985-10-15 1993-09-07 Exxon Research & Engineering Company Zeolite L
GB8525404D0 (en) 1985-10-15 1985-11-20 Exxon Chemical Patents Inc Zeolite l
US4919907A (en) * 1986-12-22 1990-04-24 Union Oil Company Of California Crystalline galliosilicate with the zeolite L type structure
GB8704365D0 (en) 1987-02-25 1987-04-01 Exxon Chemical Patents Inc Zeolite l preparation
GB8709506D0 (en) * 1987-04-22 1987-05-28 Exxon Chemical Patents Inc Zeolite l synthesis
GB8800045D0 (en) * 1988-01-04 1988-02-10 Exxon Chemical Patents Inc Zeolite l
US5670130A (en) * 1989-08-09 1997-09-23 Exxon Chemical Patents Inc. (Ecpi) Zeolite L preparation
GB8924410D0 (en) * 1989-10-30 1989-12-20 Exxon Chemical Patents Inc Zeolite l
ES2108764T3 (es) * 1991-10-23 1998-01-01 Exxon Chemical Patents Inc Cristales o aglomerados de tamiz molecular con dimensiones nanometricas y procedimientos para su produccion.
SE9202518L (sv) * 1992-09-02 1994-03-03 Jan Erik Otterstedt Mikropartiklar
US5318766A (en) * 1992-09-25 1994-06-07 Exxon Research And Engineering Company Process for preparing LTL nano-crystalline zeolite compositions
US5330736A (en) * 1992-12-07 1994-07-19 W. R. Grace & Co.-Conn. Zeolite L synthesis and resulting product
JPH08509453A (ja) * 1993-04-23 1996-10-08 エクソン ケミカル パテンツ インコーポレイテッド モレキュラーシーブ層及びその製造方法
GB9413863D0 (en) * 1994-07-08 1994-08-24 Exxon Chemical Patents Inc Molecular sieves and processes for their manufacture
EP0793634B1 (en) 1994-11-23 1999-08-18 Exxon Chemical Patents Inc. Hydrocarbon conversion process using a zeolite bound zeolite catalyst

Also Published As

Publication number Publication date
EP0779878B1 (en) 2001-09-19
KR970705518A (ko) 1997-10-09
DE69615326D1 (de) 2001-10-25
AU724793B2 (en) 2000-09-28
DE69615326T2 (de) 2002-07-04
CA2199537A1 (en) 1997-01-30
MX9701814A (es) 1997-11-29
AU6699296A (en) 1997-02-10
WO1997003021A1 (en) 1997-01-30
US6258991B1 (en) 2001-07-10
IL120405A0 (en) 1997-07-13
EP0779878A1 (en) 1997-06-25
US20010056215A1 (en) 2001-12-27
ZA965864B (en) 1997-01-29
US6042808A (en) 2000-03-28
ATE205809T1 (de) 2001-10-15

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