CN111370801B - 一种废旧磷酸铁锂正极片的回收方法 - Google Patents
一种废旧磷酸铁锂正极片的回收方法 Download PDFInfo
- Publication number
- CN111370801B CN111370801B CN202010138675.8A CN202010138675A CN111370801B CN 111370801 B CN111370801 B CN 111370801B CN 202010138675 A CN202010138675 A CN 202010138675A CN 111370801 B CN111370801 B CN 111370801B
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- CN
- China
- Prior art keywords
- iron phosphate
- lithium iron
- recovering
- positive plate
- waste lithium
- 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.)
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/54—Reclaiming serviceable parts of waste accumulators
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/02—Roasting processes
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B26/00—Obtaining alkali, alkaline earth metals or magnesium
- C22B26/10—Obtaining alkali metals
- C22B26/12—Obtaining lithium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/001—Dry processes
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/006—Wet processes
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/006—Wet processes
- C22B7/007—Wet processes by acid leaching
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/84—Recycling of batteries or fuel cells
Abstract
Description
指标 | 铁含量 | 磷含量 | 铁磷比 | BET | S | Ca |
数值 | 36.29% | 20.67% | 0.975 | 11.67m<sup>2</sup>/g | 157ppm | 0ppm |
Mg | Na | Ni | Zn | Cu | Mn | Pb |
9ppm | 26ppm | 4ppm | 3ppm | 0ppm | 4ppm | 0ppm |
Cr | Cd | K | Co | Al | Mo | Ti |
0ppm | 0ppm | 2ppm | 0ppm | 48ppm | 0ppm | 0ppm |
指标 | 铁含量 | 磷含量 | 铁磷比 | BET | S | Ca |
数值 | 35.80% | 20.62% | 0.961 | 10.53m<sup>2</sup>/g | 172ppm | 0ppm |
Mg | Na | Ni | Zn | Cu | Mn | Pb |
6ppm | 24ppm | 2ppm | 3ppm | 0ppm | 7ppm | 0ppm |
Cr | Cd | K | Co | Al | Mo | Ti |
0ppm | 0ppm | 4ppm | 0ppm | 781ppm | 0ppm | 0ppm |
Claims (21)
Priority Applications (1)
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CN202010138675.8A CN111370801B (zh) | 2020-03-03 | 2020-03-03 | 一种废旧磷酸铁锂正极片的回收方法 |
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CN202010138675.8A CN111370801B (zh) | 2020-03-03 | 2020-03-03 | 一种废旧磷酸铁锂正极片的回收方法 |
Publications (2)
Publication Number | Publication Date |
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CN111370801A CN111370801A (zh) | 2020-07-03 |
CN111370801B true CN111370801B (zh) | 2021-03-23 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111961839A (zh) * | 2020-08-11 | 2020-11-20 | 长沙矿冶研究院有限责任公司 | 一种从废旧锂离子电池正负极活性材料中浸出有价金属同步除杂的方法 |
CN112047319A (zh) * | 2020-09-11 | 2020-12-08 | 南昌航空大学 | 一种从废弃磷酸铁渣中回收电池级磷酸铁的方法 |
CN112490527B (zh) * | 2020-12-03 | 2022-04-01 | 东莞理工学院 | 锂离子电池正极材料再生方法、正极材料和锂离子电池 |
CN113862475A (zh) * | 2021-09-16 | 2021-12-31 | 安徽大学绿色产业创新研究院 | 一种高铝废旧锂电正极材料定向溶出处理方法 |
CN113937339A (zh) * | 2021-11-10 | 2022-01-14 | 湖南金凯循环科技有限公司 | 一种废旧磷酸铁锂电池的回收方法 |
Family Cites Families (9)
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JP5459146B2 (ja) * | 2010-08-23 | 2014-04-02 | 住友金属鉱山株式会社 | リチウムの回収方法 |
CN102030373B (zh) * | 2010-11-10 | 2012-01-04 | 兰州理工大学 | 用废电池制备高锰酸钾及回收钴锂的方法 |
CN106848469A (zh) * | 2017-02-24 | 2017-06-13 | 中南大学 | 一种从废旧锂离子电池正极材料中回收有价金属的方法 |
CN107540004B (zh) * | 2017-09-21 | 2019-06-11 | 合肥国轩高科动力能源有限公司 | 一种废旧磷酸铁锂电池正极粉料回收电池级碳酸锂的方法 |
CN110015670A (zh) * | 2018-01-08 | 2019-07-16 | 邓祖德 | 一种从磷酸铁锂正极材料中回收锂的方法及碳酸锂产品 |
CN110098441B (zh) * | 2018-01-30 | 2021-11-05 | 荆门市格林美新材料有限公司 | 废旧电池中钴酸锂正极材料的修复再生方法 |
KR102038954B1 (ko) * | 2018-04-10 | 2019-10-31 | 주식회사 어스텍 | 알칼리 프릿팅법을 이용한 폐 이차전지의 유가금속 분리방법 |
CN109179512B (zh) * | 2018-09-13 | 2020-12-08 | 郑忆依 | 一种磷酸铁锂废料的处理方法 |
CN110775955B (zh) * | 2019-11-06 | 2023-04-07 | 东北大学 | 一种利用NaOH熔盐法处理铝电解槽阳极炭渣的方法 |
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