CS168992A3 - TRANSIENT FORM OF PARTICULARLY CRYSTALLINE ALUMINIUM OXIDES, PROCESS OFTHEIR PREPARATION AND THEIR USE FOR OBTAINING SHAPED BODIES, WHICH CONSISTSSUBSTANTIALLY OF GAMMA-ÛAli2Oi3Ù - Google Patents

TRANSIENT FORM OF PARTICULARLY CRYSTALLINE ALUMINIUM OXIDES, PROCESS OFTHEIR PREPARATION AND THEIR USE FOR OBTAINING SHAPED BODIES, WHICH CONSISTSSUBSTANTIALLY OF GAMMA-ÛAli2Oi3Ù Download PDF

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Publication number
CS168992A3
CS168992A3 CS921689A CS168992A CS168992A3 CS 168992 A3 CS168992 A3 CS 168992A3 CS 921689 A CS921689 A CS 921689A CS 168992 A CS168992 A CS 168992A CS 168992 A3 CS168992 A3 CS 168992A3
Authority
CS
Czechoslovakia
Prior art keywords
particles
transition
aluminum
crystalline
partially crystalline
Prior art date
Application number
CS921689A
Other languages
Czech (cs)
English (en)
Inventor
Roland Dr Thome
Hubertus Dr Schmidt
Reinhard Feige
Ulrich Dr Bollmann
Ruediger Dr Lange
Siegfried Prof Engels
Original Assignee
Vaw Ver Aluminium Werke Ag
Leuna Werke Ag
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 Vaw Ver Aluminium Werke Ag, Leuna Werke Ag filed Critical Vaw Ver Aluminium Werke Ag
Publication of CS168992A3 publication Critical patent/CS168992A3/cs

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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
    • 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
    • B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
    • B01J20/08—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04 comprising aluminium oxide or hydroxide; comprising bauxite
    • 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
    • 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
    • C01F7/44—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water
    • C01F7/441—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water by calcination
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/10—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
    • C04B35/111—Fine ceramics
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/72—Crystal-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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/01—Particle morphology depicted by an image
    • C01P2004/04—Particle morphology depicted by an image obtained by TEM, STEM, STM or AFM
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/20—Particle morphology extending in two dimensions, e.g. plate-like
    • C01P2004/22—Particle morphology extending in two dimensions, e.g. plate-like with a polygonal circumferential shape

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Structural Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Catalysts (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Laminated Bodies (AREA)
CS921689A 1991-06-06 1992-06-04 TRANSIENT FORM OF PARTICULARLY CRYSTALLINE ALUMINIUM OXIDES, PROCESS OFTHEIR PREPARATION AND THEIR USE FOR OBTAINING SHAPED BODIES, WHICH CONSISTSSUBSTANTIALLY OF GAMMA-ÛAli2Oi3Ù CS168992A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4118564A DE4118564A1 (de) 1991-06-06 1991-06-06 Teilkristalline uebergangsaluminiumoxide, verfahren zu deren herstellung und verwendung zur gewinnung von formkoerpern, die im wesentlichen aus gamma-al(pfeil abwaerts)2(pfeil abwaerts)o(pfeil abwaerts)3(pfeil abwaerts) bestehen

Publications (1)

Publication Number Publication Date
CS168992A3 true CS168992A3 (en) 1992-12-16

Family

ID=6433302

Family Applications (1)

Application Number Title Priority Date Filing Date
CS921689A CS168992A3 (en) 1991-06-06 1992-06-04 TRANSIENT FORM OF PARTICULARLY CRYSTALLINE ALUMINIUM OXIDES, PROCESS OFTHEIR PREPARATION AND THEIR USE FOR OBTAINING SHAPED BODIES, WHICH CONSISTSSUBSTANTIALLY OF GAMMA-ÛAli2Oi3Ù

Country Status (9)

Country Link
US (1) US5413985A (ja)
EP (1) EP0518106B1 (ja)
JP (1) JPH05208812A (ja)
AT (1) ATE125782T1 (ja)
CA (1) CA2070607C (ja)
CS (1) CS168992A3 (ja)
DE (2) DE4118564A1 (ja)
HU (1) HU215456B (ja)
RU (1) RU2078043C1 (ja)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4311650C2 (de) * 1993-04-08 1996-06-05 Sued Chemie Ag Hochporöse Formlinge auf der Basis von Aluminiumoxid und deren Verwendung
US5725162A (en) * 1995-04-05 1998-03-10 Saint Gobain/Norton Industrial Ceramics Corporation Firing sol-gel alumina particles
CN1084314C (zh) * 1995-04-05 2002-05-08 圣戈本陶瓷及塑料股份有限公司 煅烧溶胶凝胶氧化铝颗粒的方法、由其制得的磨粒及其应用
US6083622A (en) * 1996-03-27 2000-07-04 Saint-Gobain Industrial Ceramics, Inc. Firing sol-gel alumina particles
FR2764213B1 (fr) 1997-06-10 1999-07-16 Inst Francais Du Petrole Catalyseur d'hydrotraitement de charges hydrocarbonees dans un reacteur a lit fixe
US20050227000A1 (en) * 2004-04-13 2005-10-13 Saint-Gobain Ceramics & Plastics, Inc. Surface coating solution
ATE443100T1 (de) * 2002-04-19 2009-10-15 Saint Gobain Ceramics Boehmitteilchen und diese enthaltende polymermaterialien
US20040265219A1 (en) * 2002-04-19 2004-12-30 Saint-Gobain Ceramics & Plastics, Inc. Seeded boehmite particulate material and methods for forming same
US20050124745A1 (en) * 2002-04-19 2005-06-09 Saint-Gobain Ceramics & Plastics, Inc. Flame retardant composites
US7582277B2 (en) 2002-04-19 2009-09-01 Saint-Gobain Ceramics & Plastics, Inc. Seeded boehmite particulate material and methods for forming same
US20060104895A1 (en) * 2004-11-18 2006-05-18 Saint-Gobain Ceramics & Plastics, Inc. Transitional alumina particulate materials having controlled morphology and processing for forming same
US20060148955A1 (en) * 2004-12-01 2006-07-06 Saint-Gobain Ceramics & Plastics, Inc. Rubber formulation and methods for manufacturing same
US8685123B2 (en) 2005-10-14 2014-04-01 Saint-Gobain Ceramics & Plastics, Inc. Abrasive particulate material, and method of planarizing a workpiece using the abrasive particulate material
US7479324B2 (en) * 2005-11-08 2009-01-20 Saint-Gobain Ceramics & Plastics, Inc. Pigments comprising alumina hydrate and a dye, and polymer composites formed thereof
US8575255B2 (en) * 2007-10-19 2013-11-05 Saint-Gobain Ceramics & Plastics, Inc. Applications of shaped nano alumina hydrate as barrier property enhancer in polymers
EP2231523A2 (en) 2007-12-19 2010-09-29 Saint-Gobain Ceramics & Plastics, Inc. Aggregates of alumina hydrates
WO2010077779A2 (en) * 2008-12-17 2010-07-08 Saint-Gobain Ceramics & Plastics, Inc. Applications of shaped nano alumina hydrate in inkjet paper
JP2011045938A (ja) * 2009-08-25 2011-03-10 Three M Innovative Properties Co 焼成凝集体の製造方法、焼成凝集体、研磨材組成物及び研磨材物品。
FR3030478B1 (fr) * 2014-12-18 2017-01-27 Ifp Energies Now Procede de preparation de billes d'alumine par mise en forme par egouttage d'un gel tres dispersible
MX2017015503A (es) * 2015-06-02 2018-05-23 Scient Design Co Cuerpos porosos con arquitectura de poro mejorada.
RU2666448C1 (ru) * 2017-12-26 2018-09-07 Федеральное государственное автономное образовательное учреждение высшего образования "Национальный исследовательский Томский государственный университет" (ТГУ, НИ ТГУ) Способ приготовления адсорбента-осушителя

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2746842A (en) * 1954-01-21 1956-05-22 Universal Oil Prod Co Production of alumina
DE2059946C3 (de) * 1970-12-05 1975-07-10 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von hochaktivem Aluminiumoxyd
US3945945A (en) * 1971-05-10 1976-03-23 Norton Company High surface area alumina bodies
GB1548005A (en) * 1975-07-09 1979-07-04 Chiyoda Chem Eng Construct Co Hydrodemetallization catalysts
NL176066C (nl) * 1978-05-26 1985-02-18 Inst Kataliza Sibirskogo Otdel Werkwijze voor het bereiden van geactiveerde korrels aluminiumoxyde.
FR2449650A1 (fr) * 1979-02-26 1980-09-19 Rhone Poulenc Ind Procede de preparation d'alumine au moins partiellement sous forme de boehmite ultra-fine
US4579839A (en) * 1983-11-18 1986-04-01 Aluminum Company Of America Rehydration bondable alumina
DD248108B5 (de) * 1986-04-14 1993-12-09 Leuna Werke Ag Verfahren zur herstellung von praktisch reinem rho-aluminiumoxid
US5063033A (en) * 1987-02-10 1991-11-05 Vereinigte Aluminum-Werke Aktiengesellschaft Process for the production of boehmite

Also Published As

Publication number Publication date
HUT68156A (en) 1995-05-29
EP0518106A1 (de) 1992-12-16
CA2070607C (en) 1999-05-11
US5413985A (en) 1995-05-09
JPH05208812A (ja) 1993-08-20
RU2078043C1 (ru) 1997-04-27
CA2070607A1 (en) 1992-12-07
DE59203086D1 (de) 1995-09-07
DE4118564A1 (de) 1992-12-17
ATE125782T1 (de) 1995-08-15
EP0518106B1 (de) 1995-08-02
HU215456B (hu) 1999-01-28
HU9201890D0 (en) 1992-09-28

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