DE2935914A1 - Verfahren zur herstellung von kugelfoermigen formkoerpern auf basis al(pfeil abwaerts)2(pfeil abwaerts)o(pfeil abwaerts)3(pfeil abwaerts) und/oder sio(pfeil abwaerts)2(pfeil abwaerts) - Google Patents

Verfahren zur herstellung von kugelfoermigen formkoerpern auf basis al(pfeil abwaerts)2(pfeil abwaerts)o(pfeil abwaerts)3(pfeil abwaerts) und/oder sio(pfeil abwaerts)2(pfeil abwaerts)

Info

Publication number
DE2935914A1
DE2935914A1 DE19792935914 DE2935914A DE2935914A1 DE 2935914 A1 DE2935914 A1 DE 2935914A1 DE 19792935914 DE19792935914 DE 19792935914 DE 2935914 A DE2935914 A DE 2935914A DE 2935914 A1 DE2935914 A1 DE 2935914A1
Authority
DE
Germany
Prior art keywords
sio
component
weight
ratio
oxide
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.)
Withdrawn
Application number
DE19792935914
Other languages
German (de)
English (en)
Inventor
Karl-Heinz Bretz
Dipl.-Chem. Dr.rer.nat. Helmut Derleth
Günther 3070 Nienburg Sauer
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.)
Kali Chemie AG
Original Assignee
Kali Chemie 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 Kali Chemie AG filed Critical Kali Chemie AG
Priority to DE19792935914 priority Critical patent/DE2935914A1/de
Priority to US06/182,708 priority patent/US4341663A/en
Priority to DE8080105183T priority patent/DE3070858D1/de
Priority to EP80105183A priority patent/EP0025900B1/de
Priority to AT80105183T priority patent/ATE14202T1/de
Priority to JP12249980A priority patent/JPS5684312A/ja
Publication of DE2935914A1 publication Critical patent/DE2935914A1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01FCOMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00Compounds of aluminium
    • C01F7/02Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/021After-treatment of oxides or hydroxides
    • C01F7/025Granulation or agglomeration
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/12Silica and alumina
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/50Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/51Spheres
    • 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
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00Particle morphology
    • C01P2004/30Particle morphology extending in three dimensions
    • C01P2004/32Spheres
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/12Surface area
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/14Pore volume
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/21Attrition-index or crushing strength of granulates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Catalysts (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Silicon Compounds (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
DE19792935914 1979-09-06 1979-09-06 Verfahren zur herstellung von kugelfoermigen formkoerpern auf basis al(pfeil abwaerts)2(pfeil abwaerts)o(pfeil abwaerts)3(pfeil abwaerts) und/oder sio(pfeil abwaerts)2(pfeil abwaerts) Withdrawn DE2935914A1 (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DE19792935914 DE2935914A1 (de) 1979-09-06 1979-09-06 Verfahren zur herstellung von kugelfoermigen formkoerpern auf basis al(pfeil abwaerts)2(pfeil abwaerts)o(pfeil abwaerts)3(pfeil abwaerts) und/oder sio(pfeil abwaerts)2(pfeil abwaerts)
US06/182,708 US4341663A (en) 1979-09-06 1980-08-29 Process for the production of spherical shaped bodies based on Al2 O3 and optionally SiO2
DE8080105183T DE3070858D1 (en) 1979-09-06 1980-08-30 Process for producing shaped spherical bodies based on al2o3 and their use
EP80105183A EP0025900B1 (de) 1979-09-06 1980-08-30 Verfahren zur Herstellung von kugelförmigen Formkörpern auf Basis von Al2O3 sowie deren Verwendung
AT80105183T ATE14202T1 (de) 1979-09-06 1980-08-30 Verfahren zur herstellung von kugelfoermigen formkoerpern auf basis von al2o3 sowie deren verwendung.
JP12249980A JPS5684312A (en) 1979-09-06 1980-09-05 Manufacture of molding consisting of mixture containing oxide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792935914 DE2935914A1 (de) 1979-09-06 1979-09-06 Verfahren zur herstellung von kugelfoermigen formkoerpern auf basis al(pfeil abwaerts)2(pfeil abwaerts)o(pfeil abwaerts)3(pfeil abwaerts) und/oder sio(pfeil abwaerts)2(pfeil abwaerts)

Publications (1)

Publication Number Publication Date
DE2935914A1 true DE2935914A1 (de) 1981-04-02

Family

ID=6080124

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19792935914 Withdrawn DE2935914A1 (de) 1979-09-06 1979-09-06 Verfahren zur herstellung von kugelfoermigen formkoerpern auf basis al(pfeil abwaerts)2(pfeil abwaerts)o(pfeil abwaerts)3(pfeil abwaerts) und/oder sio(pfeil abwaerts)2(pfeil abwaerts)
DE8080105183T Expired DE3070858D1 (en) 1979-09-06 1980-08-30 Process for producing shaped spherical bodies based on al2o3 and their use

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE8080105183T Expired DE3070858D1 (en) 1979-09-06 1980-08-30 Process for producing shaped spherical bodies based on al2o3 and their use

Country Status (5)

Country Link
US (1) US4341663A (enExample)
EP (1) EP0025900B1 (enExample)
JP (1) JPS5684312A (enExample)
AT (1) ATE14202T1 (enExample)
DE (2) DE2935914A1 (enExample)

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US4844848A (en) * 1985-02-25 1989-07-04 University Of Florida Method for preparing Al2 O3 powder and products
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US8142532B2 (en) * 2008-12-17 2012-03-27 3M Innovative Properties Company Shaped abrasive particles with an opening
JP2010179268A (ja) * 2009-02-07 2010-08-19 Kosei:Kk 担体製造プラント
US8480772B2 (en) 2009-12-22 2013-07-09 3M Innovative Properties Company Transfer assisted screen printing method of making shaped abrasive particles and the resulting shaped abrasive particles
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EP2830829B1 (en) 2012-03-30 2018-01-10 Saint-Gobain Abrasives, Inc. Abrasive products having fibrillated fibers
KR101813466B1 (ko) 2012-05-23 2017-12-29 생-고뱅 세라믹스 앤드 플라스틱스, 인코포레이티드 형상화 연마입자들 및 이의 형성방법
CN104411459B (zh) 2012-06-29 2018-06-15 圣戈本陶瓷及塑料股份有限公司 具有特定形状的磨粒和形成这种粒子的方法
KR101736085B1 (ko) 2012-10-15 2017-05-16 생-고뱅 어브레이시브즈, 인코포레이티드 특정한 형태들을 가진 연마 입자들 및 이러한 입자들을 형성하는 방법들
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CN119238386A (zh) 2019-12-27 2025-01-03 圣戈本陶瓷及塑料股份有限公司 磨料制品及其形成方法
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EP4457055A4 (en) 2021-12-30 2025-12-24 Saint Gobain Abrasives Inc ABRASIVE ARTICLES AND THEIR FORMATION PROCESSES
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Also Published As

Publication number Publication date
US4341663A (en) 1982-07-27
ATE14202T1 (de) 1985-07-15
EP0025900A1 (de) 1981-04-01
JPH0142888B2 (enExample) 1989-09-18
EP0025900B1 (de) 1985-07-10
DE3070858D1 (en) 1985-08-14
JPS5684312A (en) 1981-07-09

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