RU2016116415A - METHOD FOR PRODUCING COMPLEX LITHIUM OXIDE AND COBALT - Google Patents

METHOD FOR PRODUCING COMPLEX LITHIUM OXIDE AND COBALT Download PDF

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Publication number
RU2016116415A
RU2016116415A RU2016116415A RU2016116415A RU2016116415A RU 2016116415 A RU2016116415 A RU 2016116415A RU 2016116415 A RU2016116415 A RU 2016116415A RU 2016116415 A RU2016116415 A RU 2016116415A RU 2016116415 A RU2016116415 A RU 2016116415A
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RU
Russia
Prior art keywords
cobalt
added
citric acid
lithium oxide
lithium
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Application number
RU2016116415A
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Russian (ru)
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RU2637222C2 (en
Inventor
Виктор Дмитриевич Журавлев
Лариса Валерьевна Ермакова
Original Assignee
Федеральное государственное бюджетное учреждение науки "Институт химии твердого тела Уральского Отделения Российской Академии наук"
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Application filed by Федеральное государственное бюджетное учреждение науки "Институт химии твердого тела Уральского Отделения Российской Академии наук" filed Critical Федеральное государственное бюджетное учреждение науки "Институт химии твердого тела Уральского Отделения Российской Академии наук"
Priority to RU2016116415A priority Critical patent/RU2637222C2/en
Publication of RU2016116415A publication Critical patent/RU2016116415A/en
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Publication of RU2637222C2 publication Critical patent/RU2637222C2/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D15/00—Lithium compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G51/00—Compounds of cobalt
    • C01G51/40—Cobaltates
    • C01G51/42—Cobaltates containing alkali metals, e.g. LiCoO2
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
    • H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • H01M4/1391—Processes of manufacture of electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)

Claims (1)

Способ получения сложного оксида лития и кобальта состава LiCoO2, включающий нагревание исходного раствора, содержащего азотнокислый кобальт, соединение лития и гелирующий агент с последующей сушкой и отжигом полученного после нагревания исходной смеси порошка, отличающийся тем, что в качестве гелирующего агента используют глицин и лимонную кислоту, взятые в соотношении (0.31-0.39):(1.04-1.96) на 1 г LiCoO2, а для приготовления исходного раствора к раствору азотнокислого кобальта, содержащего 50-85% кобальта от стехиометрии, добавляют глицин и лимонную кислоту, полученный раствор нагревают до температуры 50-70°C до полного растворения лимонной кислоты, и вносят кобальт углекислый основной водный, содержащий 15-50% кобальта от стехиометрии, затем добавляют стехиометрическое количество углекислого лития или гидроксида лития, при этом отжиг осуществляют при температуре 850-950°C в течение 5-10 ч.A method of producing a complex lithium oxide and cobalt of the composition LiCoO 2 , comprising heating a stock solution containing cobalt nitrate, a lithium compound and a gelling agent, followed by drying and annealing the powder obtained after heating the stock mixture, characterized in that glycine and citric acid are used as the gelling agent taken in the ratio (0.31-0.39) :( 1.04-1.96) per 1 g of LiCoO 2 , and glycine and citric acid are added to the solution of cobalt nitrate containing 50-85% cobalt from stoichiometry acid, the resulting solution is heated to a temperature of 50-70 ° C until citric acid is completely dissolved, and basic aqueous carbonic cobalt is added containing 15-50% cobalt from stoichiometry, then a stoichiometric amount of lithium carbonate or lithium hydroxide is added, while annealing is carried out at a temperature 850-950 ° C for 5-10 hours
RU2016116415A 2016-04-26 2016-04-26 Method of producing composite oxide of lithium and cobalt RU2637222C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2016116415A RU2637222C2 (en) 2016-04-26 2016-04-26 Method of producing composite oxide of lithium and cobalt

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2016116415A RU2637222C2 (en) 2016-04-26 2016-04-26 Method of producing composite oxide of lithium and cobalt

Publications (2)

Publication Number Publication Date
RU2016116415A true RU2016116415A (en) 2017-11-01
RU2637222C2 RU2637222C2 (en) 2017-12-01

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RU2016116415A RU2637222C2 (en) 2016-04-26 2016-04-26 Method of producing composite oxide of lithium and cobalt

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Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2729176B2 (en) * 1993-04-01 1998-03-18 富士化学工業株式会社 Method for producing LiM3 + O2 or LiMn2O4 and LiNi3 + O2 for cathode material of secondary battery
KR100453555B1 (en) * 2002-06-03 2004-10-20 한국지질자원연구원 A Manufacture Method of Nano-size Lithium Cobalt Oxide by Flame Spray Pyrolysis
RU2311703C2 (en) * 2006-01-20 2007-11-27 Открытое акционерное общество "Новосибирский завод химконцентратов" Method for synthesizing lithium-treated cobalt oxide
RU2438982C2 (en) * 2010-03-11 2012-01-10 Учреждение Российской академии наук Институт катализа им. Г.К. Борескова Сибирского отделения РАН Synthesis of nanoparticles of composite metal oxides in supercritical water
RU2473466C1 (en) * 2011-06-17 2013-01-27 Учреждение Российской академии наук Институт катализа им. Г.К. Борескова Сибирского отделения РАН Lithium-cobalt-oxide material and method of its preparation
RU2554652C2 (en) * 2013-11-15 2015-06-27 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Башкирский государственный университет" Method of producing lithium cobaltite

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Effective date: 20190427