CATHODE ACTIVE MATERIAL AND METHOD OF PREPARING SAME
The present invention relates to a positive electrode active material having high capacity and high rate capability and a method of preparing the same, wherein the positive electrode active material of the present invention includes lithium transition metal oxide particles having a composition repre...
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| creator | KWON, Byeong Guk LEE, Woo Ram PARK, Hyun Ah KIM, Jae Geun CHOI, Sang Soon KANG, Dong Ryoung KIM, Na Ri |
| description | The present invention relates to a positive electrode active material having high capacity and high rate capability and a method of preparing the same, wherein the positive electrode active material of the present invention includes lithium transition metal oxide particles having a composition represented by Formula 1, wherein a (003) d-spacing of a surface of the lithium transition metal oxide particle is larger than a (003) d-spacing inside the particle. [Formula 1] Lia[NixCoyMnzM1w]O2In Formula 1, 0.8≤a≤1.2, 0.6≤x |
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[Formula 1] Lia[NixCoyMnzM1w]O2In Formula 1, 0.8≤a≤1.2, 0.6≤x<1, 0<y<0.4, 0<z<0.4, and 0≤w≤0.1, and M1 is at least one selected from the group consisting of Al, Zr, B, W, Mg, Ce, Hf, Ta, La, Ti, Sr, Ba, F, P, and S.</description><language>eng ; fre ; ger</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>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=20241016&DB=EPODOC&CC=EP&NR=4318666A4$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20241016&DB=EPODOC&CC=EP&NR=4318666A4$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>KWON, Byeong Guk</creatorcontrib><creatorcontrib>LEE, Woo Ram</creatorcontrib><creatorcontrib>PARK, Hyun Ah</creatorcontrib><creatorcontrib>KIM, Jae Geun</creatorcontrib><creatorcontrib>CHOI, Sang Soon</creatorcontrib><creatorcontrib>KANG, Dong Ryoung</creatorcontrib><creatorcontrib>KIM, Na Ri</creatorcontrib><title>CATHODE ACTIVE MATERIAL AND METHOD OF PREPARING SAME</title><description>The present invention relates to a positive electrode active material having high capacity and high rate capability and a method of preparing the same, wherein the positive electrode active material of the present invention includes lithium transition metal oxide particles having a composition represented by Formula 1, wherein a (003) d-spacing of a surface of the lithium transition metal oxide particle is larger than a (003) d-spacing inside the particle. [Formula 1] Lia[NixCoyMnzM1w]O2In Formula 1, 0.8≤a≤1.2, 0.6≤x<1, 0<y<0.4, 0<z<0.4, and 0≤w≤0.1, and M1 is at least one selected from the group consisting of Al, Zr, B, W, Mg, Ce, Hf, Ta, La, Ti, Sr, Ba, F, P, and S.</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>2024</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZDBxdgzx8HdxVXB0DvEMc1XwdQxxDfJ09FFw9HNR8HUFySn4uykEBLkGOAZ5-rkrBDv6uvIwsKYl5hSn8kJpbgYFN9cQZw_d1IL8-NTigsTk1LzUknjXABNjQwszMzNHE2MilAAAT0kmpw</recordid><startdate>20241016</startdate><enddate>20241016</enddate><creator>KWON, Byeong Guk</creator><creator>LEE, Woo Ram</creator><creator>PARK, Hyun Ah</creator><creator>KIM, Jae Geun</creator><creator>CHOI, Sang Soon</creator><creator>KANG, Dong Ryoung</creator><creator>KIM, Na Ri</creator><scope>EVB</scope></search><sort><creationdate>20241016</creationdate><title>CATHODE ACTIVE MATERIAL AND METHOD OF PREPARING SAME</title><author>KWON, Byeong Guk ; LEE, Woo Ram ; PARK, Hyun Ah ; KIM, Jae Geun ; CHOI, Sang Soon ; KANG, Dong Ryoung ; KIM, Na Ri</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_EP4318666A43</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; fre ; ger</language><creationdate>2024</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>KWON, Byeong Guk</creatorcontrib><creatorcontrib>LEE, Woo Ram</creatorcontrib><creatorcontrib>PARK, Hyun Ah</creatorcontrib><creatorcontrib>KIM, Jae Geun</creatorcontrib><creatorcontrib>CHOI, Sang Soon</creatorcontrib><creatorcontrib>KANG, Dong Ryoung</creatorcontrib><creatorcontrib>KIM, Na Ri</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>KWON, Byeong Guk</au><au>LEE, Woo Ram</au><au>PARK, Hyun Ah</au><au>KIM, Jae Geun</au><au>CHOI, Sang Soon</au><au>KANG, Dong Ryoung</au><au>KIM, Na Ri</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>CATHODE ACTIVE MATERIAL AND METHOD OF PREPARING SAME</title><date>2024-10-16</date><risdate>2024</risdate><abstract>The present invention relates to a positive electrode active material having high capacity and high rate capability and a method of preparing the same, wherein the positive electrode active material of the present invention includes lithium transition metal oxide particles having a composition represented by Formula 1, wherein a (003) d-spacing of a surface of the lithium transition metal oxide particle is larger than a (003) d-spacing inside the particle. [Formula 1] Lia[NixCoyMnzM1w]O2In Formula 1, 0.8≤a≤1.2, 0.6≤x<1, 0<y<0.4, 0<z<0.4, and 0≤w≤0.1, and M1 is at least one selected from the group consisting of Al, Zr, B, W, Mg, Ce, Hf, Ta, La, Ti, Sr, Ba, F, P, and S.</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 | CATHODE ACTIVE MATERIAL AND METHOD OF PREPARING SAME |
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