POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, POSITIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY
A positive electrode active material, which has a crystallite size ±/crystallite size ² ratio (±/²) of 1 to 1.75 or less, wherein the crystallite size ± is within a peak region of 2¸ = 18.7 ± 1° and the crystallite size ² is within a peak region of 2¸ = 44.6 ± 1°, each determined by a powder X-ray d...
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| creator | YAMASHITA Daisuke DOUMAE Kyousuke TAKAMORI Kenji NAKAO Kimiyasu KURITA Hiroyuki IMANARI Yuichiro |
| description | A positive electrode active material, which has a crystallite size ±/crystallite size ² ratio (±/²) of 1 to 1.75 or less, wherein the crystallite size ± is within a peak region of 2¸ = 18.7 ± 1° and the crystallite size ² is within a peak region of 2¸ = 44.6 ± 1°, each determined by a powder X-ray diffraction measurement using Cu-K± ray, and has a composition represented by formula (I) below:
Li[Li x (Ni a Co b Mn c M d ) 1-x ]O 2 (I)
wherein 0 ¦ x ¦ 0.2, 0.3 < a < 0.7, 0 < b < 0.4, 0 < c < 0.4, 0 ¦ d < 0. 1, a + b + c + d = 1, and M is at least one metal selected from the group consisting of Fe, Cr, Ti, Mg, Al and Zr. |
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Li[Li x (Ni a Co b Mn c M d ) 1-x ]O 2 (I)
wherein 0 ¦ x ¦ 0.2, 0.3 < a < 0.7, 0 < b < 0.4, 0 < c < 0.4, 0 ¦ d < 0. 1, a + b + c + d = 1, and M is at least one metal selected from the group consisting of Fe, Cr, Ti, Mg, Al and Zr.]]></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>2020</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=20200422&DB=EPODOC&CC=EP&NR=3208872B1$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20200422&DB=EPODOC&CC=EP&NR=3208872B1$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>YAMASHITA Daisuke</creatorcontrib><creatorcontrib>DOUMAE Kyousuke</creatorcontrib><creatorcontrib>TAKAMORI Kenji</creatorcontrib><creatorcontrib>NAKAO Kimiyasu</creatorcontrib><creatorcontrib>KURITA Hiroyuki</creatorcontrib><creatorcontrib>IMANARI Yuichiro</creatorcontrib><title>POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, POSITIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY</title><description><![CDATA[A positive electrode active material, which has a crystallite size ±/crystallite size ² ratio (±/²) of 1 to 1.75 or less, wherein the crystallite size ± is within a peak region of 2¸ = 18.7 ± 1° and the crystallite size ² is within a peak region of 2¸ = 44.6 ± 1°, each determined by a powder X-ray diffraction measurement using Cu-K± ray, and has a composition represented by formula (I) below:
Li[Li x (Ni a Co b Mn c M d ) 1-x ]O 2 (I)
wherein 0 ¦ x ¦ 0.2, 0.3 < a < 0.7, 0 < b < 0.4, 0 < c < 0.4, 0 ¦ d < 0. 1, a + b + c + d = 1, and M is at least one metal selected from the group consisting of Fe, Cr, Ti, Mg, Al and Zr.]]></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>2020</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZJgY4B_sGeIZ5qrg6uPqHBLk7-Kq4OgMFvB1DHEN8nT0UXDzD1Lw8Qzx8Az1VQh2dfb3c3EMilRwcgwBykfqKGAxgYAORz8X3NI8DKxpiTnFqbxQmptBwc01xNlDN7UgPz61uCAxOTUvtSTeNcDYyMDCwtzIydCYCCUAYiRA8w</recordid><startdate>20200422</startdate><enddate>20200422</enddate><creator>YAMASHITA Daisuke</creator><creator>DOUMAE Kyousuke</creator><creator>TAKAMORI Kenji</creator><creator>NAKAO Kimiyasu</creator><creator>KURITA Hiroyuki</creator><creator>IMANARI Yuichiro</creator><scope>EVB</scope></search><sort><creationdate>20200422</creationdate><title>POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, POSITIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY</title><author>YAMASHITA Daisuke ; DOUMAE Kyousuke ; TAKAMORI Kenji ; NAKAO Kimiyasu ; KURITA Hiroyuki ; IMANARI Yuichiro</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_EP3208872B13</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; fre ; ger</language><creationdate>2020</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>YAMASHITA Daisuke</creatorcontrib><creatorcontrib>DOUMAE Kyousuke</creatorcontrib><creatorcontrib>TAKAMORI Kenji</creatorcontrib><creatorcontrib>NAKAO Kimiyasu</creatorcontrib><creatorcontrib>KURITA Hiroyuki</creatorcontrib><creatorcontrib>IMANARI Yuichiro</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>YAMASHITA Daisuke</au><au>DOUMAE Kyousuke</au><au>TAKAMORI Kenji</au><au>NAKAO Kimiyasu</au><au>KURITA Hiroyuki</au><au>IMANARI Yuichiro</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, POSITIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY</title><date>2020-04-22</date><risdate>2020</risdate><abstract><![CDATA[A positive electrode active material, which has a crystallite size ±/crystallite size ² ratio (±/²) of 1 to 1.75 or less, wherein the crystallite size ± is within a peak region of 2¸ = 18.7 ± 1° and the crystallite size ² is within a peak region of 2¸ = 44.6 ± 1°, each determined by a powder X-ray diffraction measurement using Cu-K± ray, and has a composition represented by formula (I) below:
Li[Li x (Ni a Co b Mn c M d ) 1-x ]O 2 (I)
wherein 0 ¦ x ¦ 0.2, 0.3 < a < 0.7, 0 < b < 0.4, 0 < c < 0.4, 0 ¦ d < 0. 1, a + b + c + d = 1, and M is at least one metal selected from the group consisting of Fe, Cr, Ti, Mg, Al and Zr.]]></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 | POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, POSITIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY |
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