IL108732A - Preparation of powder for ceramics made of optically transparent aluminum gamma-nitrinide and the powder thus obtained - Google Patents

Preparation of powder for ceramics made of optically transparent aluminum gamma-nitrinide and the powder thus obtained

Info

Publication number
IL108732A
IL108732A IL108732A IL10873294A IL108732A IL 108732 A IL108732 A IL 108732A IL 108732 A IL108732 A IL 108732A IL 10873294 A IL10873294 A IL 10873294A IL 108732 A IL108732 A IL 108732A
Authority
IL
Israel
Prior art keywords
alumina
powder
specific surface
process according
aluminium
Prior art date
Application number
IL108732A
Other languages
English (en)
Hebrew (he)
Other versions
IL108732A0 (en
Original Assignee
Atochem Elf Sa
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 Atochem Elf Sa filed Critical Atochem Elf Sa
Publication of IL108732A0 publication Critical patent/IL108732A0/xx
Publication of IL108732A publication Critical patent/IL108732A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
    • C01B21/0821—Oxynitrides of metals, boron or silicon
    • C01B21/0825—Aluminium oxynitrides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/80—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70
    • C01P2002/82—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70 by IR- or Raman-data
    • 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
    • C01P2004/03—Particle morphology depicted by an image obtained by SEM
    • 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
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
    • 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
    • C01P2006/11—Powder tap 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
    • C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S501/00—Compositions: ceramic
    • Y10S501/90—Optical glass, e.g. silent on refractive index and/or ABBE number
    • Y10S501/904—Infrared transmitting or absorbing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S501/00—Compositions: ceramic
    • Y10S501/90—Optical glass, e.g. silent on refractive index and/or ABBE number
    • Y10S501/905—Ultraviolet transmitting or absorbing

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Ceramic Products (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Glass Compositions (AREA)
IL108732A 1993-03-30 1994-02-22 Preparation of powder for ceramics made of optically transparent aluminum gamma-nitrinide and the powder thus obtained IL108732A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9303718A FR2703348B1 (fr) 1993-03-30 1993-03-30 Procédé de préparation de poudre pour céramique en oxynitrure d'aluminium gamma optiquement transparente et la poudre ainsi obtenue.

Publications (2)

Publication Number Publication Date
IL108732A0 IL108732A0 (en) 1994-05-30
IL108732A true IL108732A (en) 1998-01-04

Family

ID=9445543

Family Applications (1)

Application Number Title Priority Date Filing Date
IL108732A IL108732A (en) 1993-03-30 1994-02-22 Preparation of powder for ceramics made of optically transparent aluminum gamma-nitrinide and the powder thus obtained

Country Status (12)

Country Link
US (1) US5688730A (de)
EP (1) EP0619269B1 (de)
JP (1) JPH0818823B2 (de)
KR (1) KR970010339B1 (de)
CN (1) CN1096021A (de)
AT (1) ATE162159T1 (de)
AU (1) AU664329B2 (de)
CA (1) CA2119081A1 (de)
DE (1) DE69407850D1 (de)
FR (1) FR2703348B1 (de)
IL (1) IL108732A (de)
NO (1) NO940854L (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6416730B1 (en) * 1998-09-16 2002-07-09 Cabot Corporation Methods to partially reduce a niobium metal oxide oxygen reduced niobium oxides
US6322912B1 (en) * 1998-09-16 2001-11-27 Cabot Corporation Electrolytic capacitor anode of valve metal oxide
US8211356B1 (en) * 2000-07-18 2012-07-03 Surmet Corporation Method of making aluminum oxynitride
KR20030046520A (ko) * 2000-11-06 2003-06-12 캐보트 코포레이션 개질된 산소 환원된 밸브 금속 산화물
CA2331470A1 (en) * 2001-01-19 2002-07-19 Houshang Alamdari Ceramic materials in powder form
JP4578009B2 (ja) * 2001-03-16 2010-11-10 東洋アルミニウム株式会社 窒素含有無機化合物の製造方法
US7149074B2 (en) * 2001-04-19 2006-12-12 Cabot Corporation Methods of making a niobium metal oxide
US20050239629A1 (en) * 2004-04-23 2005-10-27 Yeckley Russell L Whisker-reinforced ceramic containing aluminum oxynitride and method of making the same
US7262145B2 (en) 2004-04-23 2007-08-28 Kennametal Inc. Whisker-reinforced ceramic containing aluminum oxynitride and method of making the same
US7459122B2 (en) * 2006-06-30 2008-12-02 Battelle Energy Alliance, Llc Methods of forming aluminum oxynitride-comprising bodies, including methods of forming a sheet of transparent armor
WO2008047955A1 (en) * 2006-10-16 2008-04-24 Industry-Academic Cooperation Foundation, Yeungnam University Method for manufacturing transparent polycrystalline aluminum oxynitride
CN100453507C (zh) * 2007-04-28 2009-01-21 武汉理工大学 一种快速制备γ-氧氮化铝透明陶瓷粉末的方法
US7833922B2 (en) * 2009-01-08 2010-11-16 Battelle Energy Alliance, Llc Method of forming aluminum oxynitride material and bodies formed by such methods
KR20120098118A (ko) 2011-02-28 2012-09-05 영남대학교 산학협력단 투명도가 향상된 다결정 산질화알루미늄의 제조방법
CN104045349B (zh) * 2014-07-01 2015-10-21 济南大学 一种纳米氧化铝增强氮氧化铝陶瓷及其制备方法
RU2647075C1 (ru) * 2016-06-02 2018-03-13 Федеральное государственное бюджетное учреждение науки Институт металлургии и материаловедения им. А.А. Байкова Российской академии наук (ИМЕТ РАН) Способ получения нанопорошка оксинитрида алюминия
CN112299861B (zh) * 2020-11-18 2022-06-07 四川大学 一种AlON透明陶瓷伪烧结剂与应用及透明陶瓷的制备方法
CN114133252B (zh) * 2021-12-21 2023-04-28 厦门钜瓷科技有限公司 AlON透明陶瓷保形红外头罩及其制备方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4241000A (en) * 1978-08-24 1980-12-23 The United States Of America As Represented By The Secretary Of The Army Process for producing polycrystalline cubic aluminum oxynitride
FR2512003B1 (fr) * 1981-08-31 1987-03-20 Raytheon Co Procede de preparation d'oxynitrure d'aluminium et produit obtenu
US4520116A (en) * 1981-08-31 1985-05-28 Raytheon Company Transparent aluminum oxynitride and method of manufacture
US4481300A (en) * 1981-08-31 1984-11-06 Raytheon Company Aluminum oxynitride having improved optical characteristics and method of manufacture
US4720362A (en) * 1981-08-31 1988-01-19 Raytheon Company Transparent aluminum oxynitride and method of manufacture
FR2512012B1 (fr) * 1981-08-31 1986-09-05 Raytheon Co Oxynitrure d'aluminium transparent et son procede de fabrication
US4686070A (en) * 1981-08-31 1987-08-11 Raytheon Company Method of producing aluminum oxynitride having improved optical characteristics
FR2556711B1 (fr) * 1983-12-14 1991-07-19 Centre Nat Rech Scient Pieces transparentes en oxynitrure d'aluminium et leur procede de fabrication
US4788167A (en) * 1986-11-20 1988-11-29 Minnesota Mining And Manufacturing Company Aluminum nitride/aluminum oxynitride/group IVB metal nitride abrasive particles derived from a sol-gel process
US4957886A (en) * 1986-11-20 1990-09-18 Minnesota Mining And Manufacturing Company Aluminum oxide/aluminum oxynitride/group IVB metal nitride abrasive particles derived from a sol-gel process
FR2621574B1 (fr) * 1987-10-13 1990-11-09 Innomat Procede de preparation d'oxynitrure d'aluminium et son application a la realisation de fenetres infra-rouges
FR2643069B1 (fr) * 1989-02-10 1993-04-23 Univ Rennes Procede d'obtention de poudres oxynitrurees et leur application a la preparation de ceramiques
US5231062A (en) * 1990-08-09 1993-07-27 Minnesota Mining And Manufacturing Company Transparent aluminum oxynitride-based ceramic article

Also Published As

Publication number Publication date
KR940021465A (ko) 1994-10-19
CN1096021A (zh) 1994-12-07
AU664329B2 (en) 1995-11-09
JPH06321642A (ja) 1994-11-22
EP0619269A3 (de) 1995-02-08
EP0619269B1 (de) 1998-01-14
FR2703348B1 (fr) 1995-05-12
ATE162159T1 (de) 1998-01-15
FR2703348A1 (fr) 1994-10-07
CA2119081A1 (fr) 1994-10-01
EP0619269A2 (de) 1994-10-12
NO940854D0 (no) 1994-03-10
NO940854L (no) 1994-10-03
KR970010339B1 (ko) 1997-06-25
DE69407850D1 (de) 1998-02-19
AU5910794A (en) 1994-10-06
JPH0818823B2 (ja) 1996-02-28
US5688730A (en) 1997-11-18
IL108732A0 (en) 1994-05-30

Similar Documents

Publication Publication Date Title
IL108732A (en) Preparation of powder for ceramics made of optically transparent aluminum gamma-nitrinide and the powder thus obtained
Freudenberg et al. Aluminum titanate formation by solid‐state reaction of coarse Al2O3 and TiO2 powders
Lefort et al. Mechanism of AlN formation through the carbothermal reduction of Al2O3 in a flowing N2 atmosphere
Zheng et al. Carbothermal synthesis of aluminium oxynitride (ALON) powder: influence of starting materials and synthesis parameters
CA2774842C (en) Hexagonal boron nitride powder and method for producing same
US4266978A (en) Synthesis of mixed oxide composition
RU2579596C2 (ru) Спеченная заготовка из альфа-оксида алюминия для получения монокристалла сапфира
CA1076611A (en) Si3n4 formed by nitridation of sintered silicon compact containing boron
US4746638A (en) Alumina-titania composite powder and process for preparing the same
US4778778A (en) Process for the production of sintered aluminum nitrides
CA2169891A1 (en) Alpha-alumina and method for producing the same
US20030185746A1 (en) Calcined alumina, its production method and fine alpha-alumina powder obtained by using the calcined alumina
JP2003277048A (ja) アルミナ焼成物、アルミナ焼成物の製造方法およびアルミナ焼成物を用いて得られる微細αアルミナ粉末
Rasmussen et al. Processing of yttria powders derived from hydroxide precursors
JP3366938B2 (ja) ジルコン酸カルシウム／マグネシア系複合多孔体およびその製造方法
Dai et al. Synthesis of magnesium aluminum oxynitride by carbothermal reduction and nitridation process
CN109650896A (zh) LiAlON透明陶瓷粉体的合成方法
Wang et al. Kinetic studies of the oxidation of γ-aluminum oxynitride
Delfrate et al. Slip casting of submicron BaTiO3 produced by low-temperature aqueous synthesis
Małecki et al. The role of BaCO3 in high temperature synthesis of electronic materials
Li et al. Infrared transmission of Na+-doped γ-La2S3 ceramics densified by hot pressing
JPH11292522A (ja) 窒化ケイ素粉末
Guo et al. Study of the sintering properties of plasma synthesized ultrafine SiC powders
Chiang Synthesis of ultrafine aluminum nitride powder using a new carbothermal reduction process
JPH01301505A (ja) 窒化アルミニウム粉末及びその製造方法

Legal Events

Date Code Title Description
FF Patent granted
RH Patent void