FR2666321B1 - Process for the preparation of zeolites based on silica and oxides of tetravalent elements. - Google Patents

Process for the preparation of zeolites based on silica and oxides of tetravalent elements.

Info

Publication number
FR2666321B1
FR2666321B1 FR9010761A FR9010761A FR2666321B1 FR 2666321 B1 FR2666321 B1 FR 2666321B1 FR 9010761 A FR9010761 A FR 9010761A FR 9010761 A FR9010761 A FR 9010761A FR 2666321 B1 FR2666321 B1 FR 2666321B1
Authority
FR
Grant status
Grant
Patent type
Prior art keywords
oxides
silica
preparation
process
tetravalent elements
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
FR9010761A
Other languages
French (fr)
Other versions
FR2666321A1 (en )
Inventor
Guth Jean-Louis
Hofnner Frederique
Popa Jean-Michel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rhodia Chimie SAS
Original Assignee
Rhodia Chimie SAS
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
Grant date

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B39/00Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination
    • C01B39/02Crystalline 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00Catalysts comprising molecular sieves
    • B01J29/04Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00Silicon; Compounds thereof
    • C01B33/113Silicon oxides; Hydrates thereof
    • C01B33/12Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/18Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
    • C01B33/181Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by a dry process
    • C01B33/185Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by a dry process of crystalline silica-polymorphs having molecular sieve properties, e.g. silicalites
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00Crystal-structural characteristics
    • C01P2002/70Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/72Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
FR9010761A 1990-08-29 1990-08-29 Process for the preparation of zeolites based on silica and oxides of tetravalent elements. Expired - Fee Related FR2666321B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9010761A FR2666321B1 (en) 1990-08-29 1990-08-29 Process for the preparation of zeolites based on silica and oxides of tetravalent elements.

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FR9010761A FR2666321B1 (en) 1990-08-29 1990-08-29 Process for the preparation of zeolites based on silica and oxides of tetravalent elements.
EP19910402321 EP0473509A3 (en) 1990-08-29 1991-08-28 Method for preparation of zeolites based on silica and, possibly, oxides of tetravalent elements
JP24024191A JPH06340416A (en) 1990-08-29 1991-08-28 Production of zeolite based on silica and, optionally oxide of tetravalent element
US07752015 US5246688A (en) 1990-08-29 1991-08-29 Production of silica-based mfi zeolites

Publications (2)

Publication Number Publication Date
FR2666321A1 true FR2666321A1 (en) 1992-03-06
FR2666321B1 true FR2666321B1 (en) 1992-12-11

Family

ID=9399925

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9010761A Expired - Fee Related FR2666321B1 (en) 1990-08-29 1990-08-29 Process for the preparation of zeolites based on silica and oxides of tetravalent elements.

Country Status (1)

Country Link
FR (1) FR2666321B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2727397B1 (en) * 1994-11-30 1997-01-24 Inst Francais Du Petrole Process for the synthesis of zeolites and mesoporous solids from a homogeneous solution in semi-open system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3941871A (en) * 1973-11-02 1976-03-02 Mobil Oil Corporation Crystalline silicates and method of preparing the same
EP0077523B1 (en) * 1981-10-17 1985-05-29 Hoechst Aktiengesellschaft Zeolites containing zirconium and/or hafnium, process for producing them and their use
FR2526780B1 (en) * 1982-05-11 1984-12-21 Rhone Poulenc Spec Chim
DE3880369T2 (en) * 1987-05-22 1993-08-05 Rhone Poulenc Chimie Zeolites having an MFI structure based on silica and titanium oxide, and process for their synthesis.
FR2629444B1 (en) * 1988-04-01 1990-12-07 Rhone Poulenc Chimie Zeolites based on silica and germanium oxide and synthesis method thereof
US4941963A (en) * 1989-08-30 1990-07-17 Mobil Oil Corp. Synthesis of crystalline ZSM-11 structure

Also Published As

Publication number Publication date Type
FR2666321A1 (en) 1992-03-06 application

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Legal Events

Date Code Title Description
ST Notification of lapse