IL83959A - Continuous production of high-purity,ultra-fine aluminum nitride powder by the carbo-nitridization of alumina - Google Patents

Continuous production of high-purity,ultra-fine aluminum nitride powder by the carbo-nitridization of alumina

Info

Publication number
IL83959A
IL83959A IL83959A IL8395987A IL83959A IL 83959 A IL83959 A IL 83959A IL 83959 A IL83959 A IL 83959A IL 8395987 A IL8395987 A IL 8395987A IL 83959 A IL83959 A IL 83959A
Authority
IL
Israel
Prior art keywords
alumina
nitride powder
carbo
ultra
purity
Prior art date
Application number
IL83959A
Other languages
English (en)
Other versions
IL83959A0 (en
Original Assignee
Stemcor Corp
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 Stemcor Corp filed Critical Stemcor Corp
Publication of IL83959A0 publication Critical patent/IL83959A0/xx
Publication of IL83959A publication Critical patent/IL83959A/xx

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
    • C01B21/06—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
    • C01B21/072—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with aluminium
    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/1836—Heating and cooling the reactor
    • 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
    • C01B21/06—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
    • C01B21/072—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with aluminium
    • C01B21/0726—Preparation by carboreductive nitridation
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00026—Controlling or regulating the heat exchange system
    • B01J2208/00035—Controlling or regulating the heat exchange system involving measured parameters
    • B01J2208/00044—Temperature measurement
    • B01J2208/00061—Temperature measurement of the reactants
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00106—Controlling the temperature by indirect heat exchange
    • B01J2208/00168—Controlling the temperature by indirect heat exchange with heat exchange elements outside the bed of solid particles
    • B01J2208/00203—Coils
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00106—Controlling the temperature by indirect heat exchange
    • B01J2208/00265—Part of all of the reactants being heated or cooled outside the reactor while recycling
    • B01J2208/00274—Part of all of the reactants being heated or cooled outside the reactor while recycling involving reactant vapours
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00389—Controlling the temperature using electric heating or cooling elements
    • B01J2208/00398—Controlling the temperature using electric heating or cooling elements inside the reactor bed
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00389—Controlling the temperature using electric heating or cooling elements
    • B01J2208/00407—Controlling the temperature using electric heating or cooling elements outside the reactor bed
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00477—Controlling the temperature by thermal insulation means
    • B01J2208/00495—Controlling the temperature by thermal insulation means using insulating materials or refractories
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/0053—Controlling multiple zones along the direction of flow, e.g. pre-heating and after-cooling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Ceramic Products (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Chemically Coating (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Compositions Of Oxide Ceramics (AREA)
IL83959A 1986-10-15 1987-09-21 Continuous production of high-purity,ultra-fine aluminum nitride powder by the carbo-nitridization of alumina IL83959A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US91898086A 1986-10-15 1986-10-15

Publications (2)

Publication Number Publication Date
IL83959A0 IL83959A0 (en) 1988-02-29
IL83959A true IL83959A (en) 1991-06-30

Family

ID=25441272

Family Applications (1)

Application Number Title Priority Date Filing Date
IL83959A IL83959A (en) 1986-10-15 1987-09-21 Continuous production of high-purity,ultra-fine aluminum nitride powder by the carbo-nitridization of alumina

Country Status (12)

Country Link
EP (1) EP0266927B1 (no)
JP (1) JP2601487B2 (no)
KR (1) KR960000942B1 (no)
CN (1) CN87107018A (no)
AT (1) ATE75460T1 (no)
AU (1) AU597432B2 (no)
BR (1) BR8705502A (no)
CA (1) CA1310171C (no)
DE (1) DE3778647D1 (no)
DK (1) DK537487A (no)
IL (1) IL83959A (no)
NO (1) NO874291L (no)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63297205A (ja) * 1987-05-29 1988-12-05 Ibiden Co Ltd 窒化物の製造方法
GB2233969A (en) * 1989-07-06 1991-01-23 Carborundum Co Improvements in or relating to the manufacture of aluminium nitride.
US5096860A (en) * 1990-05-25 1992-03-17 Alcan International Limited Process for producing unagglomerated single crystals of aluminum nitride
JP2525074B2 (ja) * 1990-06-15 1996-08-14 株式会社トクヤマ 窒化アルミニウム顆粒及びその製造方法
US5190738A (en) * 1991-06-17 1993-03-02 Alcan International Limited Process for producing unagglomerated single crystals of aluminum nitride
FR2710047B1 (fr) * 1993-09-17 1995-10-13 Atochem Elf Sa Procédé de préparation en continu de nitrure d'aluminium par carbonitruration d'alumine dans un réacteur à lit coulant.
FR2710048B1 (fr) * 1993-09-17 1995-11-03 Atochem Elf Sa Procédé de préparation en continu de nitrure d'aluminium par carbonitruration d'alumine.
CN1057063C (zh) * 1995-08-04 2000-10-04 中国科学院上海硅酸盐研究所 自蔓延高温合成氮化铝粉末的制备方法
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
US20030047141A1 (en) * 2001-09-10 2003-03-13 Warnes Bruce M. Coating gas generator and method
US9121104B2 (en) * 2011-01-31 2015-09-01 Alcoa Inc. Systems and methods for determining alumina properties
JP5627515B2 (ja) * 2011-03-15 2014-11-19 株式会社トクヤマ 窒化アルミニウム粉末およびその製造方法
JP5804910B2 (ja) * 2011-11-23 2015-11-04 株式会社トクヤマ 窒化アルミニウム粉末および窒化アルミニウム粉末の製造方法
CN103979507A (zh) * 2014-06-04 2014-08-13 天津纳德科技有限公司 一种利用高气压和氟化物添加剂辅助制备球形氮化铝粉体的方法
CN106085221A (zh) * 2016-06-25 2016-11-09 张静 一种有机硅树脂散热涂料的制备方法
CN106699189B (zh) * 2016-11-25 2020-09-01 河北利福光电技术有限公司 一种氮化铝陶瓷基板用氮化铝粉体及其制备方法
CN108610054A (zh) * 2018-05-21 2018-10-02 北京中材人工晶体研究院有限公司 一种高纯AlON粉末的制备方法
CN115448265B (zh) * 2022-09-15 2024-07-09 大连海事大学 一种持续高温批量合成高纯高烧结活性AlN粉体的方法及设备

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR543529A (fr) * 1921-11-14 1922-09-05 Procédé et appareil pour la fabrication du nitrure d'aluminium
GB784126A (en) * 1954-10-23 1957-10-02 Atomic Energy Authority Uk Improvements in or relating to the production of aluminium nitride
FR1327707A (fr) * 1956-07-31 1963-05-24 Pechiney Prod Chimiques Sa Procédé de fabrication du nitrure d'aluminium
LU38170A1 (no) * 1959-02-13
US3036888A (en) * 1959-12-29 1962-05-29 Norton Co Process for producing titanium nitride
JPS61228288A (ja) * 1985-03-30 1986-10-11 日本セメント株式会社 非酸化物粉末の連続合成炉

Also Published As

Publication number Publication date
AU597432B2 (en) 1990-05-31
NO874291D0 (no) 1987-10-14
CN87107018A (zh) 1988-06-15
ATE75460T1 (de) 1992-05-15
JP2601487B2 (ja) 1997-04-16
BR8705502A (pt) 1988-05-24
DK537487D0 (da) 1987-10-14
DK537487A (da) 1988-04-16
IL83959A0 (en) 1988-02-29
JPS63103807A (ja) 1988-05-09
KR880005286A (ko) 1988-06-28
EP0266927B1 (en) 1992-04-29
DE3778647D1 (de) 1992-06-04
KR960000942B1 (ko) 1996-01-15
CA1310171C (en) 1992-11-17
AU7959087A (en) 1988-04-21
NO874291L (no) 1988-04-18
EP0266927A1 (en) 1988-05-11

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Legal Events

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MM9K Patent not in force due to non-payment of renewal fees