COMPOSITE CATHODE ACTIVE MATERIAL, CATHODE AND LITHIUM BATTERY WHICH EMPLOY SAME, AND PREPARATION METHOD THEREFOR
A composite cathode active material, a cathode and a lithium battery that include the composite cathode active material, and a method of preparing the composite cathode active material. The composite cathode active material includes: a 1st core including a first lithium transition metal oxide; a 2nd...
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| creator | KAPYLOU, Andrei SON, In Hyuk KIM, Gue Sung MOON, Jong Seok MAH, Sang Kook JO, Sung Nim |
| description | A composite cathode active material, a cathode and a lithium battery that include the composite cathode active material, and a method of preparing the composite cathode active material. The composite cathode active material includes: a 1st core including a first lithium transition metal oxide; a 2nd core including a second lithium transition metal oxide; and a shell disposed along a surface of at least one of the 1st core and the 2nd core, wherein the shell includes: at least one first metal oxide represented by Formula MaOb (where 0 |
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The composite cathode active material includes: a 1st core including a first lithium transition metal oxide; a 2nd core including a second lithium transition metal oxide; and a shell disposed along a surface of at least one of the 1st core and the 2nd core, wherein the shell includes: at least one first metal oxide represented by Formula MaOb (where 0<a≤3, 0<b<4, and when a is 1, 2, or 3, b is not an integer); and a carbon-based material, the at least one first metal oxide is disposed in a matrix of the carbon-based material, M is at least one metal selected from Groups 2 to 13, 15, and 16 of the Periodic Table of Elements, and the first lithium transition metal oxide and the second lithium transition metal oxide have a different average particle diameter from each other.</description><language>eng ; fre ; ger</language><subject>BASIC ELECTRIC ELEMENTS ; ELECTRICITY ; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY</subject><creationdate>2024</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=20240417&DB=EPODOC&CC=EP&NR=4354541A1$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20240417&DB=EPODOC&CC=EP&NR=4354541A1$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>KAPYLOU, Andrei</creatorcontrib><creatorcontrib>SON, In Hyuk</creatorcontrib><creatorcontrib>KIM, Gue Sung</creatorcontrib><creatorcontrib>MOON, Jong Seok</creatorcontrib><creatorcontrib>MAH, Sang Kook</creatorcontrib><creatorcontrib>JO, Sung Nim</creatorcontrib><title>COMPOSITE CATHODE ACTIVE MATERIAL, CATHODE AND LITHIUM BATTERY WHICH EMPLOY SAME, AND PREPARATION METHOD THEREFOR</title><description>A composite cathode active material, a cathode and a lithium battery that include the composite cathode active material, and a method of preparing the composite cathode active material. 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The composite cathode active material includes: a 1st core including a first lithium transition metal oxide; a 2nd core including a second lithium transition metal oxide; and a shell disposed along a surface of at least one of the 1st core and the 2nd core, wherein the shell includes: at least one first metal oxide represented by Formula MaOb (where 0<a≤3, 0<b<4, and when a is 1, 2, or 3, b is not an integer); and a carbon-based material, the at least one first metal oxide is disposed in a matrix of the carbon-based material, M is at least one metal selected from Groups 2 to 13, 15, and 16 of the Periodic Table of Elements, and the first lithium transition metal oxide and the second lithium transition metal oxide have a different average particle diameter from each other.</abstract><oa>free_for_read</oa></addata></record> |
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| subjects | BASIC ELECTRIC ELEMENTS ELECTRICITY PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY |
| title | COMPOSITE CATHODE ACTIVE MATERIAL, CATHODE AND LITHIUM BATTERY WHICH EMPLOY SAME, AND PREPARATION METHOD THEREFOR |
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