High-nickel multi-element positive electrode material with low internal resistance, preparation method of high-nickel multi-element positive electrode material and lithium ion battery
The invention provides a high-nickel multi-element positive electrode material with low internal resistance, which comprises a plurality of secondary particles formed by gathering primary particles, and the primary particles have a chemical formula as shown in formula I: LiaNi (1-x-y-z) CoxMyAzO2 +...
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| creator | YE SHEWEN WANG BIJUN YU JIAN |
| description | The invention provides a high-nickel multi-element positive electrode material with low internal resistance, which comprises a plurality of secondary particles formed by gathering primary particles, and the primary particles have a chemical formula as shown in formula I: LiaNi (1-x-y-z) CoxMyAzO2 + e, in the formula I, 0 < = x < = 0.35, 0 < = y < = 0.35, 0 < = z < = 0.10, 0.95 lt; a < lt >; 1.30, 0 < = e < = 0.2, M is Mn and/or Al, and A is one or more of Mg, Ti, B, Ba, Sr, Zr, Y and Na; the surface of the secondary particle contains a strong oxidizing compound, and the strong oxidizing compound contains one or more of Ce, Ag, Bi and Ru elements. The invention also provides a preparation method of the high-nickel multi-element positive electrode material with low internal resistance and a lithium ion battery.
本发明提供了一种低内阻的高镍多元正极材料，包括多个由一次颗粒聚集形成的二次颗粒，所述一次颗粒具有式I所示化学式：LiaNi1-x-y-zCoxMyAzO2+e式I；式I中，0≤x≤0.35、0≤y≤0.35、0≤z≤0.10、0.95 |
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本发明提供了一种低内阻的高镍多元正极材料，包括多个由一次颗粒聚集形成的二次颗粒，所述一次颗粒具有式I所示化学式：LiaNi1-x-y-zCoxMyAzO2+e式I；式I中，0≤x≤0.35、0≤y≤0.35、0≤z≤0.10、0.95<a<1.30、0≤e≤0.2，M为Mn和/或Al，A为Mg、Ti、B、Ba、Sr、Zr、Y和Na中的一种或几种；所述二次颗粒的表面含有强氧化性化合物，所述强氧化性化合物中]]></description><language>chi ; eng</language><subject>BASIC ELECTRIC ELEMENTS ; CHEMISTRY ; COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F ; ELECTRICITY ; INORGANIC CHEMISTRY ; METALLURGY ; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY</subject><creationdate>2023</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20230106&DB=EPODOC&CC=CN&NR=115579466A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76290</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20230106&DB=EPODOC&CC=CN&NR=115579466A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>YE SHEWEN</creatorcontrib><creatorcontrib>WANG BIJUN</creatorcontrib><creatorcontrib>YU JIAN</creatorcontrib><title>High-nickel multi-element positive electrode material with low internal resistance, preparation method of high-nickel multi-element positive electrode material and lithium ion battery</title><description><![CDATA[The invention provides a high-nickel multi-element positive electrode material with low internal resistance, which comprises a plurality of secondary particles formed by gathering primary particles, and the primary particles have a chemical formula as shown in formula I: LiaNi (1-x-y-z) CoxMyAzO2 + e, in the formula I, 0 < = x < = 0.35, 0 < = y < = 0.35, 0 < = z < = 0.10, 0.95 lt; a < lt >; 1.30, 0 < = e < = 0.2, M is Mn and/or Al, and A is one or more of Mg, Ti, B, Ba, Sr, Zr, Y and Na; the surface of the secondary particle contains a strong oxidizing compound, and the strong oxidizing compound contains one or more of Ce, Ag, Bi and Ru elements. The invention also provides a preparation method of the high-nickel multi-element positive electrode material with low internal resistance and a lithium ion battery.
本发明提供了一种低内阻的高镍多元正极材料，包括多个由一次颗粒聚集形成的二次颗粒，所述一次颗粒具有式I所示化学式：LiaNi1-x-y-zCoxMyAzO2+e式I；式I中，0≤x≤0.35、0≤y≤0.35、0≤z≤0.10、0.95<a<1.30、0≤e≤0.2，M为Mn和/或Al，A为Mg、Ti、B、Ba、Sr、Zr、Y和Na中的一种或几种；所述二次颗粒的表面含有强氧化性化合物，所述强氧化性化合物中]]></description><subject>BASIC ELECTRIC ELEMENTS</subject><subject>CHEMISTRY</subject><subject>COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F</subject><subject>ELECTRICITY</subject><subject>INORGANIC CHEMISTRY</subject><subject>METALLURGY</subject><subject>PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2023</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqdjT0KwkAQhdNYiHqHsTdF0CiWEpRUVvZhTCbu4P6xOzF4Mq_nCh5ArB587_G-afaq-aZyy-2dNJhBC-ekyZAV8C6y8IMggVaC6wgMCgVGDSOLAu1GYJuITSRQ5ChoW1qBD-QxoLCzYEiU68D1oP4yoe1AJxsPBj5_V5TUPOfZpEcdafHNWbY8HS9VnZN3DUWPLVmSpjoXRVnu9pvt9rD-ZfMG-T5fRQ</recordid><startdate>20230106</startdate><enddate>20230106</enddate><creator>YE SHEWEN</creator><creator>WANG BIJUN</creator><creator>YU JIAN</creator><scope>EVB</scope></search><sort><creationdate>20230106</creationdate><title>High-nickel multi-element positive electrode material with low internal resistance, preparation method of high-nickel multi-element positive electrode material and lithium ion battery</title><author>YE SHEWEN ; WANG BIJUN ; YU JIAN</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN115579466A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2023</creationdate><topic>BASIC ELECTRIC ELEMENTS</topic><topic>CHEMISTRY</topic><topic>COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F</topic><topic>ELECTRICITY</topic><topic>INORGANIC CHEMISTRY</topic><topic>METALLURGY</topic><topic>PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY</topic><toplevel>online_resources</toplevel><creatorcontrib>YE SHEWEN</creatorcontrib><creatorcontrib>WANG BIJUN</creatorcontrib><creatorcontrib>YU JIAN</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>YE SHEWEN</au><au>WANG BIJUN</au><au>YU JIAN</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>High-nickel multi-element positive electrode material with low internal resistance, preparation method of high-nickel multi-element positive electrode material and lithium ion battery</title><date>2023-01-06</date><risdate>2023</risdate><abstract><![CDATA[The invention provides a high-nickel multi-element positive electrode material with low internal resistance, which comprises a plurality of secondary particles formed by gathering primary particles, and the primary particles have a chemical formula as shown in formula I: LiaNi (1-x-y-z) CoxMyAzO2 + e, in the formula I, 0 < = x < = 0.35, 0 < = y < = 0.35, 0 < = z < = 0.10, 0.95 lt; a < lt >; 1.30, 0 < = e < = 0.2, M is Mn and/or Al, and A is one or more of Mg, Ti, B, Ba, Sr, Zr, Y and Na; the surface of the secondary particle contains a strong oxidizing compound, and the strong oxidizing compound contains one or more of Ce, Ag, Bi and Ru elements. The invention also provides a preparation method of the high-nickel multi-element positive electrode material with low internal resistance and a lithium ion battery.
本发明提供了一种低内阻的高镍多元正极材料，包括多个由一次颗粒聚集形成的二次颗粒，所述一次颗粒具有式I所示化学式：LiaNi1-x-y-zCoxMyAzO2+e式I；式I中，0≤x≤0.35、0≤y≤0.35、0≤z≤0.10、0.95<a<1.30、0≤e≤0.2，M为Mn和/或Al，A为Mg、Ti、B、Ba、Sr、Zr、Y和Na中的一种或几种；所述二次颗粒的表面含有强氧化性化合物，所述强氧化性化合物中]]></abstract><oa>free_for_read</oa></addata></record> |
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| subjects | BASIC ELECTRIC ELEMENTS CHEMISTRY COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F ELECTRICITY INORGANIC CHEMISTRY METALLURGY PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY |
| title | High-nickel multi-element positive electrode material with low internal resistance, preparation method of high-nickel multi-element positive electrode material and lithium ion battery |
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