KR900001598A - 산화알루미늄 응집체의 제조방법 및 수득한 응집체 - Google Patents

산화알루미늄 응집체의 제조방법 및 수득한 응집체 Download PDF

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KR900001598A
KR900001598A KR1019890010740A KR890010740A KR900001598A KR 900001598 A KR900001598 A KR 900001598A KR 1019890010740 A KR1019890010740 A KR 1019890010740A KR 890010740 A KR890010740 A KR 890010740A KR 900001598 A KR900001598 A KR 900001598A
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aluminum oxide
sieve
acid solution
aging
aggregate
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KR1019890010740A
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KR970002895B1 (ko
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메르시에 마르크
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마리-끌로드 위트뤽-로쎄
롱-쁠랑 쉬미
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    • 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
    • B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
    • B01J21/04—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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/06—Washing
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/50—Agglomerated particles
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/10—Solid density
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/14—Pore volume
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/16—Pore diameter
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/16—Pore diameter
    • C01P2006/17—Pore diameter distribution
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/21—Attrition-index or crushing strength of granulates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity

Abstract

내용 없음

Description

산화알루미늄 응집체의 제조방법 및 수득한 응집체
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도 및 2도는 각각 실시예 1및 2의 산화알루미늄의 공극 분포도식을 나타낸 것이다.

Claims (11)

  1. (ⅰ) 조절된 습도의 환경에서 산화알루미늄 체의 숙성을 실시하고, (ⅱ) 하나 이상의 산용액에 숙성된 체를 합침하고, (ⅲ)상기 함침된 체를 밀폐된 환경에서 열수처리하고, (ⅳ)상기 처리된 체를 건조 및 소성함으로 구성됨을 특징으로 하는 수산화알루미늄을 급속히 탈수시켜 수득한 산황 알루미늄 분말의 응집체로 산화알루미늄 체를 형성하는 것으로 구성되는 조절된 다공도를 갖는 산화알루미늄 응집체의 제조방법.
  2. 제1항에 있어서, 제(ⅰ)공정의 숙성 후에, 산화알루미늄 체를 200℃미만의 온도로 건조함을 특징으로 하는 제조방법.
  3. 제1또는 2항에 있어서, 공곡 생성제 화합물을 응집공정전 또는 중에 산화알루미늄 분말에 첨가함을 특징으로 하는 제조방법.
  4. 제3항에 있어서, 첨가하는 공극 생성제의 중량이 산화알루미늄 분말에 대해 0내지 25%임을 특징으로 하는 제조방법.
  5. 제1내지 4항중 어느 한 항에 있어서, 제(ⅱ)공정의 함침하는 산 용액이 질산용액, 염산용액, 과염소산용액, 황산용액, 아세트산 같은 pH4미만의 약산용액, 또는 상기 산의 혼합물임을 특징으로 하는 제조방법.
  6. 제5항에 있어서, 알루미늄이온과 결합할 수 있는 음이온을 방출하는 화합물을 함유하는 산 용액이 질산염, 염화물, 황산염, 과염소산염, 염화아세트산염, 이염화아세트산염, 브롬화아세트산염, 이브롬화아세트산염, 및 하기 일반식의 음이온임을 특징으로 하는 제조방법.
  7. 제1내지 6항중 어느 한 항에 있어서, 제(ⅱ)공정이 산화알루미늄 체의 숙성이 30내지 100℃의 온도로 실시됨을 특징으로 하는 제조방법.
  8. 제1내지 7항중 어느 한 항에 있어서, 열수 처리를 80℃를 초과하는 온도, 바람직하게는 150℃내지 250℃의 온도에서 실시함을 특징으로 하는 제조방법.
  9. 제1항 내지 8항중 어느 한 항에 있어서, 소성 또는 활성화 전의 산화알루미늄 체가 60% 미만의 보에마이트 비율을 갖고, 보에마이트 결정이 120Å미만의 평균 직경을 가짐을 특징으로 하는 제조방법.
  10. 제1내지 9항중 어느 한 항에 있어서, 소성 후에 수득한 산화알루미늄 체가 1000Å을 초과하는 직경이 공극과 50Å내지 1000Å의 직경을 갖는 공극을 포함하는 이 원형 공극 분포를 나타냄을 특징으로 하는 제조 방법.
  11. 제1내지 10항중 어느 한 항에 있어서, 산화알루미늄 체가 400℃내지 1000℃의 온도로 소성됨을 특징으로 하는 제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890010740A 1988-07-29 1989-07-28 산화 알루미늄 응집체의 제조방법 및 수득한 응집체 KR970002895B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1988/10248 1988-07-29
FR8810248A FR2634757B1 (fr) 1988-07-29 1988-07-29 Procede de fabrication d'agglomeres d'alumine et agglomeres obtenus

Publications (2)

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KR900001598A true KR900001598A (ko) 1990-02-27
KR970002895B1 KR970002895B1 (ko) 1997-03-12

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ID=9368916

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US (1) US5580539A (ko)
EP (1) EP0353129B1 (ko)
JP (1) JPH08694B2 (ko)
KR (1) KR970002895B1 (ko)
AT (1) ATE75161T1 (ko)
BR (1) BR8903789A (ko)
CA (1) CA1340845C (ko)
DE (1) DE68901318D1 (ko)
DK (1) DK173218B1 (ko)
ES (1) ES2032667T3 (ko)
FR (1) FR2634757B1 (ko)
GR (1) GR3005141T3 (ko)
RU (1) RU1836139C (ko)

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BR9203110A (pt) 1992-08-12 1994-03-01 Petroleo Brasileiro Sa Composicao catalitica passivadora para o craqueamento de hidrocarbonetos,alumina e processo de craqueamento catalitico fluido
JPH1017321A (ja) * 1996-06-27 1998-01-20 Catalysts & Chem Ind Co Ltd アルミナ小球体およびその製造方法
US5989515A (en) * 1996-07-24 1999-11-23 Nissan Chemical Industries, Ltd. Process for producing an acidic aqueous alumina sol
FR2764214B1 (fr) * 1997-06-10 1999-07-16 Inst Francais Du Petrole Procede et masses de captation pour l'elimination du mercure et de l'arsenic dans les coupes hydrocarbonees
FR2764298B1 (fr) * 1997-06-10 1999-07-16 Inst Francais Du Petrole Hydrotraitement de charges hydrocarbonees dans un reacteur en lit bouillonnant
FR2764208B1 (fr) 1997-06-10 1999-07-16 Rhodia Chimie Sa Extrudes d'alumine, leurs procedes de preparation et leur utilisation comme catalyseurs ou supports de catalyseurs
CN1105601C (zh) * 1999-01-27 2003-04-16 康捷环保科技股份有限公司 废气处理催化剂的制备方法
US6299995B1 (en) * 2000-05-31 2001-10-09 Uop Llc Process for carbon monoxide preferential oxidation for use with fuel cells
JP5559969B2 (ja) * 2005-12-22 2014-07-23 アンスティテュ フランセ デュ ペトロール 不規則な形状の非球形の担持触媒および重質オイル留分の水素化変換方法
FR2909369B1 (fr) * 2006-11-30 2009-02-20 Arkema France Procede de synthese de nanotubes, notamment de carbone, et leurs utilisations.
EP2086878A1 (en) * 2006-11-30 2009-08-12 Arkema France Process for synthesizing nanotubes, especially carbon nanotubes, and their uses
CA2962672C (en) * 2014-10-01 2023-03-21 7905122 Canada Inc. Process and apparatus for manufacturing water-absorbing material and use in cat litter
FR3075777A1 (fr) * 2017-12-22 2019-06-28 Rhodia Operations Hydrate d'aluminium poreux
CN108975941A (zh) * 2018-09-17 2018-12-11 淄博正邦知识产权企划有限公司 一种具有生物相容性的氧化铝陶瓷材料及其制备方法
JP6999140B2 (ja) * 2020-07-03 2022-02-10 国立研究開発法人物質・材料研究機構 金属酸化物からなる発泡体、および、その用途
JP2024021857A (ja) * 2022-08-04 2024-02-16 住友化学株式会社 セラミックス粉末、樹脂組成物およびセラミックス粉末の製造方法

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Also Published As

Publication number Publication date
US5580539A (en) 1996-12-03
DK372789D0 (da) 1989-07-28
JPH0274520A (ja) 1990-03-14
FR2634757B1 (fr) 1992-09-18
CA1340845C (fr) 1999-12-07
DE68901318D1 (de) 1992-05-27
DK173218B1 (da) 2000-04-10
EP0353129A1 (fr) 1990-01-31
BR8903789A (pt) 1990-03-20
RU1836139C (ru) 1993-08-23
DK372789A (da) 1990-01-30
FR2634757A1 (fr) 1990-02-02
ES2032667T3 (es) 1993-02-16
EP0353129B1 (fr) 1992-04-22
KR970002895B1 (ko) 1997-03-12
JPH08694B2 (ja) 1996-01-10
ATE75161T1 (de) 1992-05-15
GR3005141T3 (ko) 1993-05-24

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