[go: up one dir, main page]

WO2017155198A1 - Procédé de production de poudre de nickel - Google Patents

Procédé de production de poudre de nickel Download PDF

Info

Publication number
WO2017155198A1
WO2017155198A1 PCT/KR2017/000061 KR2017000061W WO2017155198A1 WO 2017155198 A1 WO2017155198 A1 WO 2017155198A1 KR 2017000061 W KR2017000061 W KR 2017000061W WO 2017155198 A1 WO2017155198 A1 WO 2017155198A1
Authority
WO
WIPO (PCT)
Prior art keywords
nickel powder
nickel
active material
alkali metal
present
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/KR2017/000061
Other languages
English (en)
Korean (ko)
Inventor
왕제필
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pukyong National University
Original Assignee
Pukyong National University
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 Pukyong National University filed Critical Pukyong National University
Publication of WO2017155198A1 publication Critical patent/WO2017155198A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/16—Making metallic powder or suspensions thereof using chemical processes
    • B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
    • B22F9/20—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds
    • B22F9/22—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds using gaseous reductors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/16—Making metallic powder or suspensions thereof using chemical processes
    • B22F9/30—Making metallic powder or suspensions thereof using chemical processes with decomposition of metal compounds, e.g. by pyrolysis

Definitions

  • An embodiment of the present invention relates to a method for producing nickel powder, and more particularly, to a method for producing nickel powder from waste lithium ion batteries.
  • nickel is applied to nickel steel, stainless steel, nichrome steel, as well as special alloys and plating materials.
  • magnetic fluid made of an alloy of nickel, iron, and cobalt is widely used as a shock absorbing filler.
  • the nickel nanoparticles since the nickel nanoparticles have a large surface area and high activity, they may be used as a catalyst in organic hydrogenation or exhaust gas treatment. In addition, it can also be used as a comburent in rocket solid fuel to increase the heat of combustion and combustion efficiency and to improve the oxidation stability.
  • Such nickel is also contained in lithium-based batteries, and the nickel-containing waste resources of lithium-based batteries generated in Korea are sent to foreign countries and recycled after being recycled.
  • solvent extraction, chemical precipitation, electrolytic precipitation, hydrogen reduction, and liquid reduction are mainly applied.
  • 1 is a flow chart showing a dry reduction process of a conventional method for producing nickel metal powder from a waste lithium ion battery.
  • the conventional nickel metal powder manufacturing method collects waste lithium ion batteries (S11), removes the cases of the collected waste lithium ion batteries, extracts cathode materials, and pulverizes and classifies the extracted cathode materials. And filtering (S12), obtaining LNO (Lithium Nickel Oxide) raw material from the cathode material (S13), heat treating the LNO raw material in an exhaust atmosphere (O2 atmosphere) (S14), and reducing the heat treated material ( S15), Ni powder is recovered (S16).
  • LNO Lithium Nickel Oxide
  • a liquid phase reduction process may be used instead of a dry reduction process.
  • the LNO raw material is dissolved after dissolving through a compound such as an acid, and the reduction is carried out, compared with the dry reduction process, while using the strong acid solution and other compounds that are harmful to the environment, while having the advantage of the speed and yield of the obtained reaction.
  • This causes a problem of environmental pollution, because a large amount of intermediate products are generated, the production process is complicated, and a large amount of waste is generated, so a facility for treating this is required, and as a result, the production cost is lowered as a whole.
  • Embodiments of the present invention to provide a nickel powder production method that can increase the purity of the final nickel powder.
  • embodiments of the present invention to provide an environmentally friendly method for producing nickel powder.
  • embodiments of the present invention is to provide a nickel powder production method that can reduce the production cost of nickel powder.
  • embodiments of the present invention is to provide a method for producing a nickel powder is a simple process is easy to commercialize.
  • the positive electrode active material is extracted from the waste lithium ion battery, and the positive electrode active material is pyrolyzed in a reducing gas atmosphere to oxidize.
  • a nickel powder production method is provided, which separates nickel and alkali metal carbonates, washes the nickel oxide and alkali metal carbonates to remove the alkali metal carbonates, and reduces the nickel oxide to form nickel powders. .
  • the nickel oxide may be NiO.
  • the cathode active material may be LiNiO 2 .
  • the alkali metal carbonate may be lithium carbonate (Li 2 CO 3 ).
  • the lithium carbonate removed in the washing process may be recovered with lithium metal.
  • the reducing gas atmosphere for the pyrolysis may include at least some of C, CO, CO 2 .
  • the nickel oxide may be hydrogen (H 2 ) reduced.
  • the alkali metal carbonate that can be removed by washing with water by pyrolysis in a reducing gas atmosphere becomes an intermediate product, thereby increasing the purity of the final nickel powder.
  • the overall process is simple and relatively easy to commercialize.
  • 1 is a flow chart showing a dry reduction process of a conventional method for producing nickel metal powder from a waste lithium ion battery.
  • FIG. 2 is a cross-sectional view showing a flow regulator according to an embodiment of the present invention
  • FIG. 3 is an exploded cross-sectional view of a flow regulator according to an embodiment of the present invention.
  • Figure 2 is a flow chart showing a nickel powder manufacturing method according to an embodiment of the present invention.
  • the nickel powder manufacturing method may relate to a method of manufacturing nickel powder from a cathode active material of a waste lithium ion battery.
  • the present nickel powder production method the step of extracting the positive electrode active material from the waste lithium ion battery (S1), the step of thermally decomposing the extracted positive electrode active material in a reducing gas atmosphere (S2), nickel oxide and alkali metal carbonate (S2), nickel oxide And washing the alkali metal carbonate with water to remove the alkali metal carbonate by dissolution (S3) and reducing the nickel oxide in a state where the alkali metal carbonate is removed (S4) to form a nickel powder. It may include (S5).
  • Step S11 in FIG. 1 a waste battery is collected (step S11 in FIG. 1), and the extracted cathode material is pulverized, classified and filtered (S12 in FIG. 1). Step) Step is omitted. That is, in FIG. 2, the nickel powder manufacturing method replacing the part A of FIG. 1 will be described.
  • the cathode active material of the spent lithium ion battery may be LiNiO 2
  • the reducing gas atmosphere may include at least some of C, CO, and CO 2 .
  • LiNiO 2 is pyrolyzed in a reducing gas atmosphere, Li 2 CO 3 and NiO may be generated. This is represented by the following formula.
  • Li 2 CO 3 and NiO When the produced Li 2 CO 3 and NiO are washed with water, Li 2 CO 3 can be dissolved in water and removed, leaving only NiO. Hydrogen reduction of the remaining NiO may form only Ni of the powder in powder form.
  • Nickel powder prepared in this manner may have a purity of 95 ⁇ 99%.
  • the conventional dry method that is, when LNO is heat-treated in an exhaust atmosphere (O 2 atmosphere), LiO and NiO are formed, and since it is difficult to remove LiO, the final nickel powder has a purity of 60 to 70%. It was only. Therefore, when the nickel powder is manufactured by the method according to an embodiment of the present invention, the purity of the nickel powder may be greatly increased as compared with the related art.
  • the harmful strong acid solution and other compounds should be used.
  • a substance harmful to the environment may not be used at all. Therefore, not only the nickel powder may be formed in an environmentally friendly manner, but a separate cost for treating a hazardous substance may not be generated, thereby reducing the production cost.
  • the method according to an embodiment of the present invention can be easily commercialized relatively simple process.
  • Figure 3 is a graph showing the phase of the material generated in each step of the nickel powder manufacturing method according to an embodiment of the present invention.
  • FIG. 3 (a) shows the material in the extracted cathode active material
  • FIG. 3 (b) shows the material after pyrolysis
  • FIG. 3 (c) shows the remaining material after washing with water
  • FIG. 3 (d) shows hydrogen. The material after reduction is shown.
  • LiNiO 2 and NiO may be included in the extracted cathode active material.
  • Li 2 CO 3 and NiO When pyrolyzed in a reducing gas atmosphere, Li 2 CO 3 and NiO may be generated (FIG. 3B). When the generated Li 2 CO 3 and NiO are washed with water, Li 2 CO 3 may be dissolved in water and removed, leaving only NiO (FIG. 3 (c)). Therefore, Ni metal may be generated by hydrogen reduction of the remaining NiO.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)

Abstract

L'invention concerne un procédé de production de poudre de nickel. Dans un mode de réalisation, la présente invention porte sur un procédé de production de poudre de nickel à partir d'un matériau actif d'électrode positive d'une batterie lithium-ion usagée, le procédé consistant : à extraire le matériau actif d'électrode positive de la batterie au lithium-ion usagée ; à pyrolyser le matériau actif d'électrode positive dans une atmosphère de gaz réducteur pour séparer ce dernier en un oxyde de nickel et un carbonate de métal alcalin ; à laver l'oxyde de nickel et le carbonate de métal alcalin avec de l'eau pour éliminer le carbonate de métal alcalin ; et à réduire l'oxyde de nickel pour former de la poudre de nickel.
PCT/KR2017/000061 2016-03-11 2017-01-03 Procédé de production de poudre de nickel Ceased WO2017155198A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2016-0029541 2016-03-11
KR1020160029541A KR20170106004A (ko) 2016-03-11 2016-03-11 니켈 분말 제조 방법

Publications (1)

Publication Number Publication Date
WO2017155198A1 true WO2017155198A1 (fr) 2017-09-14

Family

ID=59789625

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2017/000061 Ceased WO2017155198A1 (fr) 2016-03-11 2017-01-03 Procédé de production de poudre de nickel

Country Status (2)

Country Link
KR (1) KR20170106004A (fr)
WO (1) WO2017155198A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102041180B1 (ko) * 2018-01-29 2019-11-06 부경대학교 산학협력단 니켈 분말 제조 방법
KR102349767B1 (ko) 2019-03-27 2022-01-11 에스케이이노베이션 주식회사 리튬 전구체 재생 방법
KR102851338B1 (ko) * 2019-12-26 2025-08-28 에스케이이노베이션 주식회사 양극 활물질 전구체의 회수 방법
KR102332465B1 (ko) * 2019-12-27 2021-11-30 (주)다원화학 폐 리튬이온전지의 양극재에서 유가금속 회수 방법

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20000055084A (ko) * 1999-02-03 2000-09-05 윤대근 리튬이온전지의 양극활물질에서의 전이금속 회수방법
KR100709082B1 (ko) * 1999-11-19 2007-04-19 사까이가가꾸고오교가부시끼가이샤 미세 구형 금속 니켈 미분말의 제조 방법
KR20110060040A (ko) * 2009-11-30 2011-06-08 한국지질자원연구원 폐리튬이온전지로부터 나노분말 제조 방법
JP2013152854A (ja) * 2012-01-25 2013-08-08 Jx Nippon Mining & Metals Corp 廃二次電池からの有価金属の分離方法及びそれを用いた有価金属の回収方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20000055084A (ko) * 1999-02-03 2000-09-05 윤대근 리튬이온전지의 양극활물질에서의 전이금속 회수방법
KR100709082B1 (ko) * 1999-11-19 2007-04-19 사까이가가꾸고오교가부시끼가이샤 미세 구형 금속 니켈 미분말의 제조 방법
KR20110060040A (ko) * 2009-11-30 2011-06-08 한국지질자원연구원 폐리튬이온전지로부터 나노분말 제조 방법
JP2013152854A (ja) * 2012-01-25 2013-08-08 Jx Nippon Mining & Metals Corp 廃二次電池からの有価金属の分離方法及びそれを用いた有価金属の回収方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
KIM DAE WON ET AL.: "Recovery of Lithium and Leaching Behavior of NCM Powder by Carbon Reductive Treatment from Li(NCM)O2 System Secondary Battery Scraps", JOURNAL OF THE KOREAN INSTITUTE OF RESOURCES RECYCLING, vol. 22, no. 4, 2013, pages 43 - 49, XP055413943 *

Also Published As

Publication number Publication date
KR20170106004A (ko) 2017-09-20

Similar Documents

Publication Publication Date Title
CN111206148B (zh) 一种利用废旧三元锂电池回收制备三元正极材料的方法
CN113444885B (zh) 一种从废旧三元锂离子电池中优先提取金属锂以及同时得到电池级金属盐的方法
EP4324949A1 (fr) Procédé de récupération de métaux de valeur à partir de batteries lithium-ion usées
US9677152B2 (en) Method for recovering lithium
JP4865745B2 (ja) Ｃｏ，Ｎｉ，Ｍｎ含有リチウム電池滓からの有価金属回収方法
CN105567978B (zh) 从各种含有色金属的废料中回收铜锌钴镍的方法
US12378636B2 (en) Process for recovering cobalt ion, nickel ion and manganese ion from metal-containing residues
CN110512080A (zh) 一种废旧镍钴锰锂离子电池中有价金属分离回收方法
CN106505270B (zh) 从废旧锂离子电池正极片中回收钴和锂的方法
CN101871048A (zh) 一种从废旧锂电池中回收钴、镍和锰的方法
CN103924085B (zh) 利用铜冶炼废酸从重金属污泥中回收铜锌镍的方法
JP5488376B2 (ja) リチウムの回収方法
JP2008231522A (ja) Ｃｏ，Ｎｉ，Ｍｎ含有電池滓からの貴金属回収方法
CN101519726A (zh) 一种直接焙烧处理废旧锂离子电池及回收有价金属的方法
CN105789724A (zh) 一种废锂离子电池的处理方法
CN111600090A (zh) 一种回收废旧锂电池的工艺
WO2017155198A1 (fr) Procédé de production de poudre de nickel
KR20170061206A (ko) 폐 리튬 이온 전지를 이용한 전구체 원료의 회수 방법
CN110468281A (zh) 一种废旧钴酸锂电池中有价金属分离回收方法
CN108110358A (zh) 废旧锂离子电池粘结剂的回收方法
WO2024040910A1 (fr) Procédé de récupération de métaux de valeur à partir d'une batterie lithium-ion usagée
CN115304059B (zh) 一种退役电池炭渣的资源化处理方法
CN114317977B (zh) 从废旧钴酸锂电池中回收金属的方法
CN110950364A (zh) 一种锂电池正极浸出液中分离回收锂与镍钴锰的工艺
CN104152701B (zh) 从粗锡精炼渣中回收锡的方法

Legal Events

Date Code Title Description
NENP Non-entry into the national phase

Ref country code: DE

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 17763461

Country of ref document: EP

Kind code of ref document: A1

122 Ep: pct application non-entry in european phase

Ref document number: 17763461

Country of ref document: EP

Kind code of ref document: A1