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RU2003107372A - METHOD FOR PRODUCING BIVALENT COBALT CARBONATE - Google Patents

METHOD FOR PRODUCING BIVALENT COBALT CARBONATE

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Publication number
RU2003107372A
RU2003107372A RU2003107372/15A RU2003107372A RU2003107372A RU 2003107372 A RU2003107372 A RU 2003107372A RU 2003107372/15 A RU2003107372/15 A RU 2003107372/15A RU 2003107372 A RU2003107372 A RU 2003107372A RU 2003107372 A RU2003107372 A RU 2003107372A
Authority
RU
Russia
Prior art keywords
sodium carbonate
carbonate
cobalt
cobalt chloride
solutions
Prior art date
Application number
RU2003107372/15A
Other languages
Russian (ru)
Other versions
RU2240287C1 (en
Inventor
Александр Георгиевич Касиков
Андрей Андреевич Анхимов
Константин Александрович Демидов
Елена Сергеевна Кшуманева
Людмила Михайловна Романова
Владимир Ростиславович Спиридонов
Геннадий Иванович Субач
Олег Александрович Хомченко
Original Assignee
Институт химии и технологии редких элементов и минерального сырья им. И.В. Тананаева Кольского научного центра РАН
ОАО "Кольская горно-металлургическая компания"
Filing date
Publication date
Application filed by Институт химии и технологии редких элементов и минерального сырья им. И.В. Тананаева Кольского научного центра РАН, ОАО "Кольская горно-металлургическая компания" filed Critical Институт химии и технологии редких элементов и минерального сырья им. И.В. Тананаева Кольского научного центра РАН
Priority to RU2003107372/15A priority Critical patent/RU2240287C1/en
Priority claimed from RU2003107372/15A external-priority patent/RU2240287C1/en
Publication of RU2003107372A publication Critical patent/RU2003107372A/en
Application granted granted Critical
Publication of RU2240287C1 publication Critical patent/RU2240287C1/en

Links

Claims (6)

1. Способ получения карбоната двухвалентного кобальта, включающий взаимодействие в реакционном объеме растворов карбоната натрия и хлорида кобальта при нагревании и перемешивании с получением осадка, содержащего карбонат кобальта, отделение осадка от маточного раствора и промывку его водой, отличающийся тем, что раствор хлорида кобальта вводят в раствор карбоната натрия, а осаждение карбоната кобальта ведут при постоянном избытке карбоната натрия, обеспечивающем его концентрацию после взаимодействия не менее 15 г/л.1. A method of producing bivalent cobalt carbonate, comprising reacting sodium carbonate and cobalt chloride solutions in a reaction volume while heating and stirring to obtain a precipitate containing cobalt carbonate, separating the precipitate from the mother liquor and washing it with water, characterized in that the cobalt chloride solution is introduced into a solution of sodium carbonate, and the precipitation of cobalt carbonate is carried out with a constant excess of sodium carbonate, ensuring its concentration after interaction of at least 15 g / l. 2. Способ по п.1, отличающийся тем, что взаимодействие растворов хлорида кобальта и карбоната натрия ведут при температуре 65-90°С.2. The method according to claim 1, characterized in that the interaction of solutions of cobalt chloride and sodium carbonate is carried out at a temperature of 65-90 ° C. 3. Способ по п.1 или 2, отличающийся тем, что остаточная концентрация карбоната натрия составляет 15-80 г/л.3. The method according to claim 1 or 2, characterized in that the residual concentration of sodium carbonate is 15-80 g / L. 4. Способ по любому из пп.1-3, отличающийся тем, что растворы хлорида кобальта и карбоната натрия подают в реакционный объем в виде струй.4. The method according to any one of claims 1 to 3, characterized in that the solutions of cobalt chloride and sodium carbonate are fed into the reaction volume in the form of jets. 5. Способ по любому из пп.1-4, отличающийся тем, что промывку осадка водой ведут путем 2-5 репульпаций при Т:Ж=1:10-50 и температуре 65-95°С.5. The method according to any one of claims 1 to 4, characterized in that the washing of the precipitate with water is carried out by 2-5 repulpations at T: W = 1: 10-50 and a temperature of 65-95 ° C. 6. Способ по п.1 или 5, отличающийся тем, что промывные воды от последней промывки используют для проведения первой репульпации или для приготовления раствора карбоната натрия.6. The method according to claim 1 or 5, characterized in that the wash water from the last wash is used for the first repulpation or for the preparation of a sodium carbonate solution.
RU2003107372/15A 2003-03-17 2003-03-17 Bivalent cobalt carbonate production method RU2240287C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2003107372/15A RU2240287C1 (en) 2003-03-17 2003-03-17 Bivalent cobalt carbonate production method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2003107372/15A RU2240287C1 (en) 2003-03-17 2003-03-17 Bivalent cobalt carbonate production method

Publications (2)

Publication Number Publication Date
RU2003107372A true RU2003107372A (en) 2004-09-10
RU2240287C1 RU2240287C1 (en) 2004-11-20

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU2003107372/15A RU2240287C1 (en) 2003-03-17 2003-03-17 Bivalent cobalt carbonate production method

Country Status (1)

Country Link
RU (1) RU2240287C1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1297488C (en) * 2005-04-15 2007-01-31 湖南凯丰新材料有限公司 Production equipment and technique for ultramicro powder of cobalt carbonate
CN106830101A (en) * 2017-04-01 2017-06-13 来安县万博丰环保科技有限公司 A kind of novel ultra-fine powder of cobalt carbonate process units
CN113292109B (en) * 2020-02-24 2023-11-07 荆门市格林美新材料有限公司 Preparation method of low-sodium superfine cobalt carbonate
CN113292108A (en) * 2020-02-24 2021-08-24 荆门市格林美新材料有限公司 Preparation process of low-chlorine cobalt carbonate for superfine cobalt powder
CN113292110B (en) * 2020-02-24 2023-08-15 荆门市格林美新材料有限公司 Preparation method of superfine and highly dispersed spherical cobalt carbonate
CN113371764B (en) * 2020-03-10 2023-11-07 荆门市格林美新材料有限公司 Preparation method of flower-rod-shaped cobalt carbonate
CN114455641B (en) * 2020-11-10 2023-09-05 荆门市格林美新材料有限公司 Preparation method of cobalt carbonate with low chlorine content
CN113562777B (en) * 2021-09-27 2021-11-26 金驰能源材料有限公司 Preparation method and application of low-impurity-content multi-element doped anode material precursor
CN114956197B (en) * 2022-06-20 2024-05-28 江西佳纳能源科技有限公司 Spherical cobalt carbonate, preparation method thereof and lithium ion battery anode material

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA975568A (en) * 1972-09-11 1975-10-07 David A. Huggins Precipitation of nickel carbonate
US4588572A (en) * 1984-10-12 1986-05-13 Mooney Chemicals, Inc. Process for preparing aqueous cobalt (II) carbonate slurries, and slurries so produced

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