Process for producing lithium-containing composite oxide for positive electrode for lithium secondary battery

To provide a process for producing a lithium-containing composite oxide for a positive electrode for a lithium secondary battery, which is excellent in the volume capacity density, safety, charge and discharge cycle durability and low temperature characteristics. A process for producing a lithium-co...

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Hauptverfasser: KAWATA ETSUYA, HORICHI KAZUSHIGE
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creator KAWATA ETSUYA
HORICHI KAZUSHIGE
description To provide a process for producing a lithium-containing composite oxide for a positive electrode for a lithium secondary battery, which is excellent in the volume capacity density, safety, charge and discharge cycle durability and low temperature characteristics. A process for producing a lithium-containing composite oxide represented by the formula LipNxMmOzFa (wherein N is at least one element selected from the group consisting of Co, Mn and Ni, M is at least one element selected from the group consisting of Al, alkaline earth metal elements and transition metal elements other than N, 0.9 p 1.2, 0.97 x
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A process for producing a lithium-containing composite oxide represented by the formula LipNxMmOzFa (wherein N is at least one element selected from the group consisting of Co, Mn and Ni, M is at least one element selected from the group consisting of Al, alkaline earth metal elements and transition metal elements other than N, 0.9 p 1.2, 0.97 x&lt;1.00, 0&lt;m 0.03, 1.9 z 2.2, x+m=1 and 0 a 0.02), which process comprises firing a mixture of a lithium source, an N element source and an M element source, and if necessary, a fluorine source, in an oxygen-containing atmosphere, characterized in that as the M element source, an aqueous solution of a ketocarboxylate compound having the M element, at least one carboxyl group and at least one carbonyl group in its molecule, is used.</description><language>eng</language><subject>BASIC ELECTRIC ELEMENTS ; CHEMISTRY ; COMPOUNDS THEREOF ; ELECTRICITY ; INORGANIC CHEMISTRY ; METALLURGY ; NON-METALLIC ELEMENTS ; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY</subject><creationdate>2010</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&amp;date=20100706&amp;DB=EPODOC&amp;CC=US&amp;NR=7749482B2$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76290</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20100706&amp;DB=EPODOC&amp;CC=US&amp;NR=7749482B2$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>KAWATA ETSUYA</creatorcontrib><creatorcontrib>HORICHI KAZUSHIGE</creatorcontrib><title>Process for producing lithium-containing composite oxide for positive electrode for lithium secondary battery</title><description>To provide a process for producing a lithium-containing composite oxide for a positive electrode for a lithium secondary battery, which is excellent in the volume capacity density, safety, charge and discharge cycle durability and low temperature characteristics. 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A process for producing a lithium-containing composite oxide represented by the formula LipNxMmOzFa (wherein N is at least one element selected from the group consisting of Co, Mn and Ni, M is at least one element selected from the group consisting of Al, alkaline earth metal elements and transition metal elements other than N, 0.9 p 1.2, 0.97 x&lt;1.00, 0&lt;m 0.03, 1.9 z 2.2, x+m=1 and 0 a 0.02), which process comprises firing a mixture of a lithium source, an N element source and an M element source, and if necessary, a fluorine source, in an oxygen-containing atmosphere, characterized in that as the M element source, an aqueous solution of a ketocarboxylate compound having the M element, at least one carboxyl group and at least one carbonyl group in its molecule, is used.</abstract><oa>free_for_read</oa></addata></record>
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subjects BASIC ELECTRIC ELEMENTS
CHEMISTRY
COMPOUNDS THEREOF
ELECTRICITY
INORGANIC CHEMISTRY
METALLURGY
NON-METALLIC ELEMENTS
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
title Process for producing lithium-containing composite oxide for positive electrode for lithium secondary battery
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