[go: up one dir, main page]

RU2019133748A - METHOD FOR PRODUCING MULTIFERROIC BASED ON FERROMAGNETIC GLASS MATRIX - Google Patents

METHOD FOR PRODUCING MULTIFERROIC BASED ON FERROMAGNETIC GLASS MATRIX Download PDF

Info

Publication number
RU2019133748A
RU2019133748A RU2019133748A RU2019133748A RU2019133748A RU 2019133748 A RU2019133748 A RU 2019133748A RU 2019133748 A RU2019133748 A RU 2019133748A RU 2019133748 A RU2019133748 A RU 2019133748A RU 2019133748 A RU2019133748 A RU 2019133748A
Authority
RU
Russia
Prior art keywords
glass
solution
tio
glass matrix
resulting
Prior art date
Application number
RU2019133748A
Other languages
Russian (ru)
Other versions
RU2747496C2 (en
RU2019133748A3 (en
Inventor
Сергей Иванович Свиридов
Зоя Геральдовна Тюрнина
Наталья Геральдовна Тюрнина
Ольга Юрьевна Синельщикова
Андрей Вилевич Тумаркин
Original Assignee
Федеральное государственное бюджетное учреждение науки Ордена Трудового Красного Знамени Институт химии силикатов им. И.В. Гребенщикова Российской академии наук (ИХС РАН)
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 Федеральное государственное бюджетное учреждение науки Ордена Трудового Красного Знамени Институт химии силикатов им. И.В. Гребенщикова Российской академии наук (ИХС РАН) filed Critical Федеральное государственное бюджетное учреждение науки Ордена Трудового Красного Знамени Институт химии силикатов им. И.В. Гребенщикова Российской академии наук (ИХС РАН)
Priority to RU2019133748A priority Critical patent/RU2747496C2/en
Publication of RU2019133748A publication Critical patent/RU2019133748A/en
Publication of RU2019133748A3 publication Critical patent/RU2019133748A3/ru
Application granted granted Critical
Publication of RU2747496C2 publication Critical patent/RU2747496C2/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y40/00—Manufacture or treatment of nanostructures
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C10/00—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
    • C03C10/0072—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition having a ferro-electric crystal phase
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C10/00—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
    • C03C10/0081—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition having a magnetic crystal phase
    • 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
    • C04B35/46—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 titanium oxides or titanates
    • C04B35/462—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 titanium oxides or titanates based on titanates
    • C04B35/465—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 titanium oxides or titanates based on titanates based on alkaline earth metal titanates
    • 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
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/624—Sol-gel processing

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Structural Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Nanotechnology (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Glass Compositions (AREA)
  • Compounds Of Iron (AREA)

Claims (1)

Способ получения мультиферроиков на основе ферромагнитной стекломатрицы путем термообработки предварительно синтезированного железосодержащего силикатного стекла, характеризуется тем, что исходное железосодержащее силикатное стекло в системе K2O-Fe2O3-SiO2 синтезируют методом варки из шихты в электрической силитовой печи на воздухе при температурах 1500°С в платиновом тигле, после чего проводят отжиг стекла, после чего в полученную стекломатрицу, внедряют сегнетоэлектрическую фазу путем непосредственного синтеза ее образцов в системе BaO(SrO) - TiO2 в поровом пространстве стекломатрицы, для чего приготовление исходной смеси проводят на основе гидратированного диоксида титана, который получают взаимодействием TiCl4 с разбавленным аммиаком NH4OH при рН реакционной среды равном 9.5, осадок отмывают от примесей и необходимое количество гидратированного TiO2, растворяют в 1,4 М растворе азотной кислоты при контроле концентрации TiO2 в полученном растворе титанил-нитрата весовым методом, после чего в полученный раствор титанил-нитрата вводят водные растворы Ba(NO3)2 или Ва(СН3СОО)2 и Sr(NO3)2 в соответствии со стехиометрией получаемого сложного оксида, при этом количество вводимого глицина определяют по уравнению окислительно-восстановительных реакций для обеспечения оптимальных условий для формирования однофазного твердого раствора Ba0,75Sr0,25TiO3 при содержании глицина, соответствующем ϕ=1.1, затем после смешения всех компонентов в емкость с исходным раствором помещают пластину пористого ферромагнитного стекла и осуществляют пропитку стекломатрицы с периодическим перемешиванием раствора и переворачиванием обрабатываемого образца в течение 12 часов, затем, образец извлекают из раствора и высушивают при температуре 80°С в сушильном шкафу в течение 1 часа, после чего образцы пропитанных стекломатриц подвергают термообработке в интервале температур 550-700°С с выдержкой при заданной температуре 0,5-3 часов, с целью формирования сегнетоэлектрической фазы в поровом пространстве стекломатриц.A method of obtaining multiferroics based on a ferromagnetic glass matrix by heat treatment of a pre-synthesized iron-containing silicate glass is characterized by the fact that the initial iron-containing silicate glass in the K 2 O-Fe 2 O 3 -SiO 2 system is synthesized by melting from a charge in an electric silite furnace in air at temperatures of 1500 ° C in a platinum crucible, followed by annealing the glass, and then the resulting glass matrix, introducing ferroelectric phase by direct synthesis its samples BaO system (SrO) - TiO 2 in the pore space of glass matrix, for which the preparation of the starting mixture is carried out based on the hydrated silica titanium, which is obtained by the interaction of TiCl 4 with dilute ammonia NH 4 OH at a pH of the reaction medium equal to 9.5, the precipitate is washed from impurities and the required amount of hydrated TiO 2 is dissolved in a 1.4 M solution of nitric acid while controlling the concentration of TiO 2 in the resulting titanyl solution. nitrate scales m method, after which aqueous solutions of Ba (NO 3 ) 2 or Ba (CH 3 COO) 2 and Sr (NO 3 ) 2 are introduced into the resulting solution of titanyl nitrate in accordance with the stoichiometry of the resulting complex oxide, while the amount of glycine introduced is determined by the equation of redox reactions to ensure optimal conditions for the formation of a single-phase solid solution Ba 0.75 Sr 0.25 TiO 3 with a glycine content corresponding to ϕ = 1.1, then after mixing all the components, a plate of porous ferromagnetic glass is placed in a container with the initial solution and carried out impregnation of the glass matrix with periodic stirring of the solution and turning the sample to be processed for 12 hours, then the sample is removed from the solution and dried at a temperature of 80 ° C in an oven for 1 hour, after which the samples of the impregnated glass matrices are subjected to heat treatment in the temperature range 550-700 ° With holding at a given temperature of 0.5-3 hours, in order to form a ferroelectric phase in the pore space of glass matrices.
RU2019133748A 2019-10-22 2019-10-22 Method for producing multiferroics based on ferromagnetic glass matrix RU2747496C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2019133748A RU2747496C2 (en) 2019-10-22 2019-10-22 Method for producing multiferroics based on ferromagnetic glass matrix

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2019133748A RU2747496C2 (en) 2019-10-22 2019-10-22 Method for producing multiferroics based on ferromagnetic glass matrix

Publications (3)

Publication Number Publication Date
RU2019133748A true RU2019133748A (en) 2021-04-22
RU2019133748A3 RU2019133748A3 (en) 2021-04-22
RU2747496C2 RU2747496C2 (en) 2021-05-05

Family

ID=75584453

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2019133748A RU2747496C2 (en) 2019-10-22 2019-10-22 Method for producing multiferroics based on ferromagnetic glass matrix

Country Status (1)

Country Link
RU (1) RU2747496C2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118724591A (en) * 2024-09-03 2024-10-01 宁波欧翔精细陶瓷技术有限公司 Dielectric ceramic powder and preparation method thereof

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007020971A1 (en) * 2005-08-19 2007-02-22 Asahi Glass Co., Ltd. Method for manufacture of substrate having ferroelectric layer
RU2594183C1 (en) * 2015-04-10 2016-08-10 Федеральное государственное бюджетное учреждение науки Ордена Трудового Красного Знамени Институт химии силикатов им. И.В. Гребенщикова Российской академии наук (ИХС РАН) Method of producing composite multiferroic based on ferromagnetic porous glass
RU2601073C1 (en) * 2015-06-02 2016-10-27 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "ДАГЕСТАНСКИЙ ГОСУДАРСТВЕННЫЙ УНИВЕРСИТЕТ" Method of producing high-temperature superconducting ceramic
JP6708950B2 (en) * 2016-02-29 2020-06-10 株式会社豊田中央研究所 Dielectric composition

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118724591A (en) * 2024-09-03 2024-10-01 宁波欧翔精细陶瓷技术有限公司 Dielectric ceramic powder and preparation method thereof

Also Published As

Publication number Publication date
RU2747496C2 (en) 2021-05-05
RU2019133748A3 (en) 2021-04-22

Similar Documents

Publication Publication Date Title
JPS60239324A (en) Ceric oxide with novel morphological properties and manufacture
CN101979320B (en) A kind of molten salt method prepares the method for Bi2SiO5 powder
RU2019133748A (en) METHOD FOR PRODUCING MULTIFERROIC BASED ON FERROMAGNETIC GLASS MATRIX
CN101708863A (en) Preparation method of bismuth silicate micro crystal
JP2000159786A (en) Organotitanium peroxide compound, its production and formation of complex oxide containing titanium
CN102153144B (en) Method for preparing calcium ferroaluminates
Petrova et al. Thermal decomposition of zirconium–yttrium citric complexes prepared in ethylene glycol and water media
Montoya et al. Synthesis and characterization of praseodymium-containing ZrSiO4 solid solutions from gels
US3352632A (en) Production of lead titanate and lead zirconate for ceramic bodies
RU2561919C1 (en) Method of lithium-ion conducting material manufacturing
RU2744884C1 (en) Method of obtaining complex lithium tantalate of strontium and lanthanum
Stoia et al. Structural and morphologic characterization of zirconia–silica nanocomposites prepared by a modified sol–gel method
Utkin et al. Composition and microstructure of zirconium and hafnium germanates obtained by different chemical routes
RU2440298C2 (en) Method of producing lithium zirconate powder
JP4359531B2 (en) Zirconium-based oxide production method and automobile exhaust gas purification catalyst
CN104229890B (en) A kind of tantalum magnesium acid lanthanum raw powder's production technology
RU2776575C1 (en) Method for obtaining zircon
RU2830763C1 (en) Method of producing zirconates of rare-earth elements with pyrochlore structure
JPH05229900A (en) Process for producing orthorhombic layered titanate plate-like crystals represented by HxMyTi2-yO4.nH2O
RU2563239C1 (en) Method of producing thermally stable titanium dioxide-based photocatalyst
JPH04305018A (en) A compound having a monoclinic layered structure represented by the composition formula H2Ti5O11.nH2O and a method for producing the same
RU2040469C1 (en) METHOD OF PREPARING γ-LITHIUM ALUMINATE
JP2004203697A (en) Yttria-stabilized zirconium oxide crystal and method for producing the same
JP4565160B2 (en) New titanium dioxide and method for producing the same
CN111559747B (en) Preparation method of high-purity lithium feldspar