DE68902163D1 - Vorbereitung von kieselsaeure-katalysatoren. - Google Patents

Vorbereitung von kieselsaeure-katalysatoren.

Info

Publication number
DE68902163D1
DE68902163D1 DE8989105511T DE68902163T DE68902163D1 DE 68902163 D1 DE68902163 D1 DE 68902163D1 DE 8989105511 T DE8989105511 T DE 8989105511T DE 68902163 T DE68902163 T DE 68902163T DE 68902163 D1 DE68902163 D1 DE 68902163D1
Authority
DE
Germany
Prior art keywords
preparation
catalysts
silicone
silicone catalysts
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 - Lifetime
Application number
DE8989105511T
Other languages
English (en)
Other versions
DE68902163T2 (de
Inventor
Amore Michael Brian D
Nutan Kumari Pande
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.)
University of Houston System
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of DE68902163D1 publication Critical patent/DE68902163D1/de
Application granted granted Critical
Publication of DE68902163T2 publication Critical patent/DE68902163T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B01J29/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
    • 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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/08—Silica
    • 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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/12—Silica and alumina

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
DE8989105511T 1988-03-29 1989-03-29 Vorbereitung von kieselsaeure-katalysatoren. Expired - Fee Related DE68902163T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/174,944 US4843057A (en) 1988-03-29 1988-03-29 Preparation of promoted silica catalysts

Publications (2)

Publication Number Publication Date
DE68902163D1 true DE68902163D1 (de) 1992-08-27
DE68902163T2 DE68902163T2 (de) 1993-01-14

Family

ID=22638169

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8989105511T Expired - Fee Related DE68902163T2 (de) 1988-03-29 1989-03-29 Vorbereitung von kieselsaeure-katalysatoren.

Country Status (6)

Country Link
US (1) US4843057A (de)
EP (1) EP0337186B1 (de)
JP (1) JP3205778B2 (de)
KR (1) KR960012696B1 (de)
CA (1) CA1333172C (de)
DE (1) DE68902163T2 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5475179A (en) * 1992-03-12 1995-12-12 Mobil Oil Regioselective production of para-dialkyl benzenes
US5321183A (en) * 1992-03-12 1994-06-14 Mobil Oil Corp. Process for the regioselective conversion of aromatics to para-disubstituted benzenes
US5498814A (en) * 1992-03-12 1996-03-12 Mobil Oil Corp. Regioselective methylation of toluene to para-xylene
US5365003A (en) * 1993-02-25 1994-11-15 Mobil Oil Corp. Shape selective conversion of hydrocarbons over extrusion-modified molecular sieve
US5349113A (en) * 1993-02-25 1994-09-20 Mobil Oil Corp. Shape selective hydrocarbon conversion over pre-selectivated, activated catalyst
US5349114A (en) * 1993-04-05 1994-09-20 Mobil Oil Corp. Shape selective hydrocarbon conversions over modified catalyst
US5371312A (en) * 1993-04-05 1994-12-06 Mobil Oil Corp. Shape selective hydrocarbon conversions over modified catalyst
US5365004A (en) * 1993-05-28 1994-11-15 Mobil Oil Corp. Selective toluene disproportionation process (STDP) with ex situ selectivated zeolite catalysts
US6576582B1 (en) 1993-05-28 2003-06-10 Exxonmobil Oil Corporation Binderless ex situ selectivated zeolite catalyst
US5698756A (en) * 1993-05-28 1997-12-16 Mobil Oil Corporation Toluene alkylation with ethylene to produce para-ethyloluene
US5406015A (en) * 1993-05-28 1995-04-11 Mobil Oil Corp. Selective ethylbenzene disproportionation processes (SEBDP) with ex situ selectivated zeolite catalyst
US5476823A (en) * 1993-05-28 1995-12-19 Mobil Oil Corp. Method of preparation of ex situ selectivated zeolite catalysts for enhanced shape selective applications and method to increase the activity thereof
US5530170A (en) * 1993-05-28 1996-06-25 Mobil Oil Corporation Ethylbenzene alkylation with ethylene to produce para-diethylbenzene
US5403800A (en) * 1993-05-28 1995-04-04 Mobil Oil Corp. Multiple impregnation technique for the preparation of ex situ selectivated zeolite catalysts
US5382737A (en) * 1993-05-28 1995-01-17 Mobil Oil Corp. Selective ethylbenzene disproportionation process (SEBDP) with ex situ selectivated zeolite catalysts
US5659098A (en) * 1993-05-28 1997-08-19 Beck; Jeffrey S. High conversion touluene disproportionation with ex situ selectivated zeolite catalysts
US5367099A (en) * 1993-05-28 1994-11-22 Mobil Oil Corp. Selective toluene disproportionation process (STDP) with ex situ selectivated zeolite catalyst
US5726114A (en) * 1993-10-27 1998-03-10 Mobil Oil Corporation Method of preparation of ex situ selectivated zeolite catalysts for enhanced shape selective applications and methods to increase the activity thereof
US5939597A (en) * 1994-11-10 1999-08-17 Mobil Oil Corporation Fluid bed process for para-xylene production
US5625104A (en) * 1995-06-06 1997-04-29 Mobil Oil Corporation Alkali metal ion exchanged selectivated zeolite catalyst
US5849968A (en) * 1995-06-06 1998-12-15 Mobil Oil Corporation Hydrocarbon conversion process with alkaline earth metal ion exchanged selectivated zeolite catalyst
US5773679A (en) * 1995-12-26 1998-06-30 Mobil Oil Corporation Performance enhancement of zeolite catalysts with water cofeed

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2657183A (en) 1949-08-09 1953-10-27 Du Pont Process of preparing a homogeneous aqueous colloidal dispersion of silica and a hydrous oxide of zinc, aluminum, tin, or columbium and the resulting product
US3422033A (en) * 1965-05-25 1969-01-14 Sinclair Research Inc Method of crystallizing aluminosilicates
AT292639B (de) * 1966-03-16 1971-09-10 Universal Oil Prod Co Verfahren zur Herstellung eines geformten kristallinen Aluminosilikates
US4444989A (en) * 1979-04-20 1984-04-24 E. I. Du Pont De Nemours And Company Methylation of toluene to para-xylene catalyzed by crystalline silica
US4283306A (en) * 1979-04-20 1981-08-11 E. I. Du Pont De Nemours And Company Crystalline silica and use in alkylation of aromatics
US4478950A (en) * 1981-07-30 1984-10-23 Mobil Oil Corporation Activity enhancement of high silica zeolites by thermal treatment with alkaline aluminate
US4513091A (en) * 1983-02-14 1985-04-23 Mobil Oil Corporation Hydrothermal zeolite activation
US4550092A (en) * 1981-11-21 1985-10-29 Mobil Oil Corporation Activity enhancement of high silica zeolites
GB8409282D0 (en) * 1984-04-10 1984-05-23 Ici Plc Synthesis of zeolitic materials
US4701313A (en) * 1984-12-19 1987-10-20 Mobil Oil Corporation Replacing boron with silicon in zeolite beta using SiCl4
JPS63123807A (ja) * 1986-11-13 1988-05-27 Catalysts & Chem Ind Co Ltd 酸性シリカゾルの製造法

Also Published As

Publication number Publication date
JPH01284337A (ja) 1989-11-15
KR890014160A (ko) 1989-10-23
US4843057A (en) 1989-06-27
EP0337186A1 (de) 1989-10-18
JP3205778B2 (ja) 2001-09-04
EP0337186B1 (de) 1992-07-22
CA1333172C (en) 1994-11-22
DE68902163T2 (de) 1993-01-14
KR960012696B1 (ko) 1996-09-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: UNIVERSITY OF HOUSTON SYSTEM, HOUSTON, TEX., US

8339 Ceased/non-payment of the annual fee