KR980000577A - 고표면적 및 다공성의 조절된 분포를 갖는 마이크로-메소 다공성 물질의 제조 방법 - Google Patents

고표면적 및 다공성의 조절된 분포를 갖는 마이크로-메소 다공성 물질의 제조 방법 Download PDF

Info

Publication number
KR980000577A
KR980000577A KR1019970024321A KR19970024321A KR980000577A KR 980000577 A KR980000577 A KR 980000577A KR 1019970024321 A KR1019970024321 A KR 1019970024321A KR 19970024321 A KR19970024321 A KR 19970024321A KR 980000577 A KR980000577 A KR 980000577A
Authority
KR
South Korea
Prior art keywords
alkyl
sio
mixture
alcohol
surface area
Prior art date
Application number
KR1019970024321A
Other languages
English (en)
Inventor
까를로 뻬레고
안젤라 까라띠
Original Assignee
제나리 마르코
에니리세르쉐 에스.피.에이.
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 제나리 마르코, 에니리세르쉐 에스.피.에이. filed Critical 제나리 마르코
Publication of KR980000577A publication Critical patent/KR980000577A/ko

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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/04—Mixing
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J20/28057—Surface area, e.g. B.E.T specific surface area
    • B01J20/28064—Surface area, e.g. B.E.T specific surface area being in the range 500-1000 m2/g
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/16—Alumino-silicates
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J20/28057—Surface area, e.g. B.E.T specific surface area
    • B01J20/28066—Surface area, e.g. B.E.T specific surface area being more than 1000 m2/g
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J20/28069—Pore volume, e.g. total pore volume, mesopore volume, micropore volume
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J20/28078—Pore diameter
    • B01J20/2808—Pore diameter being less than 2 nm, i.e. micropores or nanopores
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J20/28078—Pore diameter
    • B01J20/28083—Pore diameter being in the range 2-50 nm, i.e. mesopores
    • 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
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/03—Precipitation; Co-precipitation
    • B01J37/031—Precipitation
    • B01J37/033—Using Hydrolysis
    • 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/03—Precipitation; Co-precipitation
    • B01J37/036—Precipitation; Co-precipitation to form a gel or a cogel
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B37/00—Compounds having molecular sieve properties but not having base-exchange properties
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/61—Surface area
    • B01J35/615—100-500 m2/g
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/61—Surface area
    • B01J35/618—Surface area more than 1000 m2/g
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/63—Pore volume
    • B01J35/635—0.5-1.0 ml/g
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/63—Pore volume
    • B01J35/638—Pore volume more than 1.0 ml/g
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/64—Pore diameter
    • B01J35/647—2-50 nm

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Nanotechnology (AREA)
  • Dispersion Chemistry (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Catalysts (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Medicinal Preparation (AREA)

Abstract

본 발명은 하기를 포함하는 마이크로-메소 다공성 물질의 제조 방법에 관한 것이다 : a) 임의적으로 하나 이상의 금속 화합물의 존재 하에, 테트라알킬오르토 실리케이트, C3-C6알킬 알콜 또는 디알콜, 화학식 R1(R2)3N-OH (식 중에서, R1은 C3-C7알킬이고, R2는 C1또는 C3- C7알킬이다)을 갖는 테트라알킬암모늄히드록시드로부터 출발하는 혼합물의 제조, 이 때 몰비가 하기 범주 내임 : -알킬/SiO2≤20; -R1(R2)3N-OH/SiO2=0.05-0.4; -H2O/SiO2=1-40; -금속산화물/SiO2=0-0.02;b) 이 혼합물의 가수분해 후, 20℃ 내지 알콜의 알콜 또는 존재하는 알콜들의 혼합물의 비점 부근의 온도에서의 겔화;c) 수득된 겔의 건조 및 하소.
이에 수득된 물질은 500㎡/g 초과의 표면적, 0.3 내지 1.3㎖/g의 동공 체적, 40A미만의 평균 동공 직경 및, 결정성 구조를 가지지 않으나, 단 2θ=5°이하의 각도에서 폭넓은 “분산”을 가능히 갖는 분말로부터의 X선 회절 스펙트럼(XRD)을 특징으로 한다.
상기 물질을 정련, 석유화학, 일반 화학 및 세부 화학 분야에서, 산업 공정에 불균이 촉매, 흡착제 또는 촉매용 담체로서 편리하게 사용할 수 있다.

Description

고표면적 및 다공성의 조절된 분포를 갖는 마이크로-메소 다공성 물질의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (6)

  1. 다공성의 조절된 분포를 갖는 고표면적을 가지는 마이크로-메소 다공성 물질의 제조 방법으로서, 하기를 포함하는 제조 방법 : a) 임의적으로 하나 이상의 금속 화합물의 존재 하에, 테트라알킬오르토 실리케이트, C3-C6알킬 알콜 또는 디알콜, 화학식
    R1(R2)3N-OH
    (식 중에서, R1은 C3-C7알킬이고, R2는 C1또는 C3-C7알킬이다)을 갖는 테트라알킬암모늄 히드록시드로부터 출발하는 혼합물의 제조, 이 때 몰비가 하기 범주 내임 : -알킬/SiO2≤20; -R1(R2)3N-OH/SiO2=0.05-0.4; -H2O/SiO2=1-40; -금속산화물/SiO2=0-0.02;b) 이 혼합물의 가수분해 후, 20℃ 내지 알콜의 알콜 또는 존재하는 알콜들의 혼합물의 비점 부근의 온도에서의 겔화; c) 수득된 겔의 건조 및 하소.
  2. 제1항에 있어서, 테트라알킬암모늄 히드록시드가 C6-C7일킬기를 가지는 제조 방법.
  3. 제1항 또는 제2항에 있어서, 알킬트리메틸암모늄 히드록시드가 C4-C7알킬기를 가지는 제조 방법.
  4. 제1항에 있어서, 알콜이 프로판올 및 부탄올로부터 선택되는 제조 방법.
  5. 제1항에 있어서, 가수분해 및 겔화 처리를 25 내지 50℃의 온도에서 수행하는 제조 방법.
  6. 제1항 또는 제2항에 있어서, 개방계에서 수행되는 제조 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019970024321A 1996-06-13 1997-06-12 고표면적 및 다공성의 조절된 분포를 갖는 마이크로-메소 다공성 물질의 제조 방법 KR980000577A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT96MI001202A IT1284007B1 (it) 1996-06-13 1996-06-13 Procedimento per la preparazione di un materiale micro-meso poroso ad alta area superficiale con distribuzione controllata della
ITMI96/A001202 1996-06-13

Publications (1)

Publication Number Publication Date
KR980000577A true KR980000577A (ko) 1998-03-30

Family

ID=11374418

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019970024321A KR980000577A (ko) 1996-06-13 1997-06-12 고표면적 및 다공성의 조절된 분포를 갖는 마이크로-메소 다공성 물질의 제조 방법

Country Status (9)

Country Link
US (1) US6071485A (ko)
EP (1) EP0812804B1 (ko)
JP (1) JPH1067512A (ko)
KR (1) KR980000577A (ko)
CN (1) CN1090993C (ko)
DE (1) DE69705264T2 (ko)
ES (1) ES2158404T3 (ko)
IT (1) IT1284007B1 (ko)
TW (1) TW440466B (ko)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0987220A1 (en) * 1998-09-17 2000-03-22 Technische Universiteit Delft Mesoporous amorphous silicate materials and process for the preparation thereof
US6096469A (en) * 1999-05-18 2000-08-01 3M Innovative Properties Company Ink receptor media suitable for inkjet printing
IT1314263B1 (it) * 1999-12-03 2002-12-06 Enichem Spa Processo per la preparazione di catalizzatori zeolitici.
EP1332795A1 (en) * 2002-02-01 2003-08-06 Centre National De La Recherche Scientifique (Cnrs) New porous silicate materials and their uses as catalytic systems for diesel improvement
ITMI20051295A1 (it) 2005-07-08 2007-01-09 Eni Spa Processo per migliorare le qualita' come carburante di miscele idrocarburiche idrotrattate
DE102005049362A1 (de) * 2005-10-12 2007-04-19 Basf Ag Verfahren zur Herstellung eines Silikates
IT1392165B1 (it) 2008-12-01 2012-02-22 Eni Spa Processo per la separazione di gas
IT1392194B1 (it) 2008-12-12 2012-02-22 Eni Spa Processo per la produzione di idrocarburi, utili per autotrazione, da miscele di origine biologica
IT1392806B1 (it) 2009-02-02 2012-03-23 Eni Spa Processo integrato di cracking catalitico a letto fluido per ottenere miscele idrocarburiche con elevate qualita' come carburante
IT1396939B1 (it) 2009-12-09 2012-12-20 Eni Spa Composizione idrocarburica utile come carburante o combustibile
IT1402865B1 (it) 2010-11-05 2013-09-27 Univ Roma Procedimento per il trattamento di acqua contaminata
IT1403895B1 (it) 2010-12-29 2013-11-08 Eni Spa Processo e sistema catalitico per migliorare le qualita' come carburante di miscele idrocarburiche
WO2015107487A1 (en) 2014-01-20 2015-07-23 Eni S.P.A. Process for the production of hydrocarbon fractions from mixtures of a biological origin
ES2860924T3 (es) 2014-05-29 2021-10-05 Eni Spa Proceso para producir una fracción de hidrocarburo diésel a partir de una materia prima renovable
EP3149114B1 (en) 2014-05-29 2023-09-06 ENI S.p.A. Process for producing a diesel hydrocarbon fraction starting from a renewable feedstock
WO2015181744A1 (en) 2014-05-29 2015-12-03 Eni S.P.A. Process for producing a diesel hydrocarbon fraction starting from a renewable feedstock

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4452907A (en) * 1979-12-07 1984-06-05 The British Petroleum Company Limited Process for the production of crystalline aluminosilicates and their use as catalysts and catalyst supports
JPH01320214A (ja) * 1988-05-06 1989-12-26 Eniricerche Spa シリカ―アルミナゲル
JPH02160615A (ja) * 1988-09-09 1990-06-20 Shell Internatl Res Maatschappij Bv 新規な結晶メタロシリケートおよび／またはシリケートならびにこの種のメタロシリケートおよび／またはシリケートの製造方法
JPH0859223A (ja) * 1994-07-06 1996-03-05 Eniricerche Spa 微小−中間細孔ゲルおよびその製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1244478B (it) * 1990-12-21 1994-07-15 Eniricerche Spa Gel cataliticamente attivo e procedimento per la sua preparazione
IT1256084B (it) * 1992-07-31 1995-11-27 Eniricerche Spa Catalizzatore per la idroisomerizzazione di normal-paraffine a catena lunga e procedimento per la sua preparazione
IT1255526B (it) * 1992-09-29 1995-11-09 Eniricerche Spa Procedimento per la preparazione di un catalizzatore efficace nella idroisomerizzazione di normal-paraffine
IT1264031B (it) * 1993-04-08 1996-09-09 Eniricerche Spa Processo per la produzione di benzine e jet fuel a partire da n-butano
IT1265320B1 (it) * 1993-12-22 1996-10-31 Eniricerche Spa Procedimento per la preparazione di silico-allumine amorfe cataliticamente attive
IT1273514B (it) * 1995-04-07 1997-07-08 Eniricerche Spa Procedimento per la preparazione di un gel micro-mesoporoso

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4452907A (en) * 1979-12-07 1984-06-05 The British Petroleum Company Limited Process for the production of crystalline aluminosilicates and their use as catalysts and catalyst supports
JPH01320214A (ja) * 1988-05-06 1989-12-26 Eniricerche Spa シリカ―アルミナゲル
JPH02160615A (ja) * 1988-09-09 1990-06-20 Shell Internatl Res Maatschappij Bv 新規な結晶メタロシリケートおよび／またはシリケートならびにこの種のメタロシリケートおよび／またはシリケートの製造方法
JPH0859223A (ja) * 1994-07-06 1996-03-05 Eniricerche Spa 微小−中間細孔ゲルおよびその製造方法

Also Published As

Publication number Publication date
ITMI961202A1 (it) 1997-12-13
TW440466B (en) 2001-06-16
CN1173395A (zh) 1998-02-18
ES2158404T3 (es) 2001-09-01
DE69705264T2 (de) 2002-01-03
EP0812804A1 (en) 1997-12-17
IT1284007B1 (it) 1998-05-08
JPH1067512A (ja) 1998-03-10
US6071485A (en) 2000-06-06
ITMI961202A0 (ko) 1996-06-13
CN1090993C (zh) 2002-09-18
DE69705264D1 (de) 2001-07-26
EP0812804B1 (en) 2001-06-20

Similar Documents

Publication Publication Date Title
KR980000577A (ko) 고표면적 및 다공성의 조절된 분포를 갖는 마이크로-메소 다공성 물질의 제조 방법
US5002747A (en) Process for obtaining ceric oxide
Balakrishnan et al. Preparation of Pt/alumina catalysts by the sol-gel method
KR102159632B1 (ko) Scm-11 분자체, 그 제조 방법 및 그 용도
Buelna et al. Sol–gel-derived mesoporous γ-alumina granules
KR102033797B1 (ko) 증가된 내열성을 갖는 세리아 지르코니아 알루미나 조성물
JP3200623B2 (ja) 中空球状ケイ酸塩クラスターの製造方法
AU652863B2 (en) Composition based on ceric oxide, preparation and use
Bedilo et al. Synthesis of high surface area zirconia aerogels using high temperature supercritical drying
SE464249B (sv) Kiseldioxidbaserat syntetiskt material med poroes struktur samt foerfarande foer dess framstaellning
Yamanaka et al. Preparation and properties of clays pillared with SiO2–TiO2 sol particles
JP2002068854A (ja) アルミナ多孔体及びその製造方法
WO2001056951A1 (fr) Composition d'alumine, procede de preparation et utilisation associes
CN108311130B (zh) 一种梯级孔大孔-介孔氧化铝载体及其制备方法
US4367292A (en) Method for manufacture of powder composition for cordierite
JPH0751443B2 (ja) 熱安定性ｗ型ゼオライト、その製造方法及び利用方法
JP4191044B2 (ja) ジルコニウム及びチタンをベースとする酸化物を調製する方法、この方法により得られる酸化物、及びこの酸化物の触媒としての使用
Guo et al. Sol–gel preparation of hierarchically porous magnesium aluminate (MgAl 2 O 4) spinel monoliths for dye adsorption
EP0691305A1 (en) Micro-mesoporous gel and process for its preparation
KR930000378A (ko) 제2세륨 산화물 기재 조성물, 이의 제조 방법 및 용도
RU2101259C1 (ru) Состав для изготовления пористого проницаемого керамического материала с высокой термостойкостью
KR20000053353A (ko) 알루미늄이 제거된 ｎｕ-86 제올라이트 및 탄화수소의 전환 반응에서의 이의 용도
JP2002241124A (ja) メソポーラスシリカ、メソポーラスシリカ複合体及びそれらの製造方法
JPH10330111A (ja) 多孔性チタノシリケート及びその製造方法
Sarbak Effect of fluoride and sodium ions on structural and thermal properties of γ‐Al2O3

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application