RU2019135256A - Способ получения нанопорошков феррита висмута - Google Patents

Способ получения нанопорошков феррита висмута Download PDF

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Publication number
RU2019135256A
RU2019135256A RU2019135256A RU2019135256A RU2019135256A RU 2019135256 A RU2019135256 A RU 2019135256A RU 2019135256 A RU2019135256 A RU 2019135256A RU 2019135256 A RU2019135256 A RU 2019135256A RU 2019135256 A RU2019135256 A RU 2019135256A
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Russia
Prior art keywords
bismuth
components
bismuth ferrite
nanopowders
ferrite nanopowders
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Application number
RU2019135256A
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English (en)
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RU2019135256A3 (ru
RU2748446C2 (ru
Inventor
Руфат Шовкет оглы Абиев
Ольга Венедиктовна Проскурина
Виктор Владимирович Гусаров
Original Assignee
Федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский государственный технологический институт (технический университет)"
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Priority to RU2019135256A priority Critical patent/RU2748446C2/ru
Publication of RU2019135256A publication Critical patent/RU2019135256A/ru
Publication of RU2019135256A3 publication Critical patent/RU2019135256A3/ru
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/40Mixing liquids with liquids; Emulsifying
    • B01F23/405Methods of mixing liquids with liquids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/40Mixing liquids with liquids; Emulsifying
    • B01F23/45Mixing liquids with liquids; Emulsifying using flow mixing
    • B01F23/452Mixing liquids with liquids; Emulsifying using flow mixing by uniting flows taken from different parts of a receptacle or silo; Sandglass-type mixing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/40Static mixers
    • B01F25/46Homogenising or emulsifying nozzles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00Making metallic powder or suspensions thereof
    • B22F9/16Making metallic powder or suspensions thereof using chemical processes
    • B22F9/18Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
    • B22F9/24Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B82NANOTECHNOLOGY
    • B82BNANOSTRUCTURES FORMED BY MANIPULATION OF INDIVIDUAL ATOMS, MOLECULES, OR LIMITED COLLECTIONS OF ATOMS OR MOLECULES AS DISCRETE UNITS; MANUFACTURE OR TREATMENT THEREOF
    • B82B3/00Manufacture or treatment of nanostructures by manipulation of individual atoms or molecules, or limited collections of atoms or molecules as discrete units
    • B82B3/0004Apparatus specially adapted for the manufacture or treatment of nanostructural devices or systems or methods for manufacturing the same
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B82NANOTECHNOLOGY
    • B82BNANOSTRUCTURES FORMED BY MANIPULATION OF INDIVIDUAL ATOMS, MOLECULES, OR LIMITED COLLECTIONS OF ATOMS OR MOLECULES AS DISCRETE UNITS; MANUFACTURE OR TREATMENT THEREOF
    • B82B3/00Manufacture or treatment of nanostructures by manipulation of individual atoms or molecules, or limited collections of atoms or molecules as discrete units
    • B82B3/0009Forming specific nanostructures
    • B82B3/0014Array or network of similar nanostructural elements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B82NANOTECHNOLOGY
    • B82YSPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y40/00Manufacture or treatment of nanostructures
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01GCOMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G29/00Compounds of bismuth
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01GCOMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00Compounds of iron
    • C01G49/0018Mixed oxides or hydroxides
    • CCHEMISTRY; METALLURGY
    • C30CRYSTAL GROWTH
    • C30BSINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B29/00Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
    • C30B29/10Inorganic compounds or compositions
    • C30B29/16Oxides
    • C30B29/22Complex oxides
    • C30B29/24Complex oxides with formula AMeO3, wherein A is a rare earth metal and Me is Fe, Ga, Sc, Cr, Co or Al, e.g. ortho ferrites

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Nanotechnology (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • General Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Dispersion Chemistry (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Compounds Of Iron (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Hard Magnetic Materials (AREA)

Claims (1)

  1. Способ получения нанопорошков феррита висмута, заключающийся в подаче исходных компонентов - смеси растворов солей висмута и железа в соотношении компонентов, отвечающих стехиометрии BiFeO3, и раствора щелочи с молярной объемной концентрацией от 1 моль/л до 4 моль/л, отвечающей условиям соосаждения компонентов, отличающийся тем, что получение нанопорошков феррита висмута ведут в две стадии: на первой стадии осуществляют соосаждение гидроксидов висмута и железа путем подачи растворов исходных компонентов в виде тонких струй диаметром от 100 до 800 мкм со скоростью в интервале от 10 м/с до 25 м/с, сталкивающихся в вертикальной плоскости под углом от 70° до 120° между струями, при температуре в диапазоне от 20°С до 30°С, и давлении, близком к атмосферному, с последующим отделением частиц от жидкости и их промывки от остатков щелочи, на второй стадии проводят дегидратацию соосажденных гидроксидов висмута и железа при температуре в интервале от 420°С до 600°С и атмосферном давлении.
RU2019135256A 2019-11-01 2019-11-01 Способ получения нанопорошков феррита висмута RU2748446C2 (ru)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114084911A (zh) * 2021-11-04 2022-02-25 江苏科技大学 一种Bi2Fe4O9材料的制备方法及应用
CN114804984A (zh) * 2022-04-28 2022-07-29 西安近代化学研究所 一种沉积氧化铋的硼燃料及制备方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2625981C1 (ru) * 2016-09-16 2017-07-20 Федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский государственный технологический институт (технический университет)" Способ получения нанопорошков феррита кобальта и микрореактор для его реализации

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114084911A (zh) * 2021-11-04 2022-02-25 江苏科技大学 一种Bi2Fe4O9材料的制备方法及应用
CN114084911B (zh) * 2021-11-04 2023-12-22 江苏科技大学 一种Bi2Fe4O9材料的制备方法及应用
CN114804984A (zh) * 2022-04-28 2022-07-29 西安近代化学研究所 一种沉积氧化铋的硼燃料及制备方法

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RU2748446C2 (ru) 2021-05-25

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