2 LITHIUM SECONDARY CELL AND NONAQUEOUS ELECTROLYTIC SOLUTION FOR USE THEREIN

특정한 조성이나 물성을 갖는 정극 및 부극과, 식 (1) 로 표시되는 고리형 실록산 화합물, 식 (2) 로 표시되는 플루오로실란 화합물, 식 (3) 으로 표시되는 화합물, S-F 결합을 갖는 화합물, 질산염, 아질산염, 모노플루오로인산염, 디플루오로인산염, 아세트산염 또는 프로피온산염을, 비수계 전해액 전체 중에 10ppm 이상 함유하는 비수계 전해액을 사용한 리튬 2 차 전지에 의해, 고용량, 긴 수명, 고출력의 리튬 2 차 전지가 얻어진다. JPEGpat00073.jpg3254 SiFxR3pR4qR5r (2) JPEGpat000...

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Hauptverfasser: MIYAGI HIDEKAZU, KATO RYOICHI, UONO HIROYUKI, SATOU TOMOHIRO, SUZUKI HITOSHI, KOTATO MINORU, YOKOMIZO MASAKAZU, OSHIMA HIROYUKI, NAKAJIMA TAKAYUKI, MATSUMOTO HITOSHI
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creator MIYAGI HIDEKAZU
KATO RYOICHI
UONO HIROYUKI
SATOU TOMOHIRO
SUZUKI HITOSHI
KOTATO MINORU
YOKOMIZO MASAKAZU
OSHIMA HIROYUKI
NAKAJIMA TAKAYUKI
MATSUMOTO HITOSHI
description 특정한 조성이나 물성을 갖는 정극 및 부극과, 식 (1) 로 표시되는 고리형 실록산 화합물, 식 (2) 로 표시되는 플루오로실란 화합물, 식 (3) 으로 표시되는 화합물, S-F 결합을 갖는 화합물, 질산염, 아질산염, 모노플루오로인산염, 디플루오로인산염, 아세트산염 또는 프로피온산염을, 비수계 전해액 전체 중에 10ppm 이상 함유하는 비수계 전해액을 사용한 리튬 2 차 전지에 의해, 고용량, 긴 수명, 고출력의 리튬 2 차 전지가 얻어진다. JPEGpat00073.jpg3254 SiFxR3pR4qR5r (2) JPEGpat00074.jpg2445 [일반식 (1) 중, R1 및 R2 는 탄소수 1 ∼ 12 의 유기기, n 은 3 ∼ 10 의 정수. 일반식 (2) 중, R3 ∼ R5 는 탄소수 1 ∼ 12 의 유기기, x 는 1 ∼ 3 의 정수, p, q 및 r 은 각각 0 ∼ 3 의 정수, 1 ≤ p+q+r ≤ 3. 일반식 (3) 중, R6 ∼ R8 은 탄소수 1 ∼ 12 의 유기기, A 는 H, C, N, O, F, S, Si 및/또는 P 로 구성되는 기.] The present invention relates to a lithium secondary battery at least comprising: an electrode group comprising a positive electrode, a negative electrode, and a separator interposed between the electrodes; and a nonaqueous electrolyte comprising a nonaqueous solvent and a lithium salt contained therein, the electrode group and the nonaqueous electrolyte being held in a battery case, and the positive electrode and the negative electrode each comprising a current collector and, formed thereon, an active-material layer containing an active material capable of occluding/releasing a lithium ion,wherein the nonaqueous electrolyte is a nonaqueous electrolyte which contains difluorophosphoric acid salt in an amount of 10 ppm or more of the whole nonaqueous electrolyte, wherein the difluorophosphoric acid salt is lithium difluorophosphate, and the positive electrode is:positive electrode [1]: a positive electrode containing a positive-electrode active material containing manganese.
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JPEGpat00073.jpg3254 SiFxR3pR4qR5r (2) JPEGpat00074.jpg2445 [일반식 (1) 중, R1 및 R2 는 탄소수 1 ∼ 12 의 유기기, n 은 3 ∼ 10 의 정수. 일반식 (2) 중, R3 ∼ R5 는 탄소수 1 ∼ 12 의 유기기, x 는 1 ∼ 3 의 정수, p, q 및 r 은 각각 0 ∼ 3 의 정수, 1 ≤ p+q+r ≤ 3. 일반식 (3) 중, R6 ∼ R8 은 탄소수 1 ∼ 12 의 유기기, A 는 H, C, N, O, F, S, Si 및/또는 P 로 구성되는 기.] The present invention relates to a lithium secondary battery at least comprising: an electrode group comprising a positive electrode, a negative electrode, and a separator interposed between the electrodes; and a nonaqueous electrolyte comprising a nonaqueous solvent and a lithium salt contained therein, the electrode group and the nonaqueous electrolyte being held in a battery case, and the positive electrode and the negative electrode each comprising a current collector and, formed thereon, an active-material layer containing an active material capable of occluding/releasing a lithium ion,wherein the nonaqueous electrolyte is a nonaqueous electrolyte which contains difluorophosphoric acid salt in an amount of 10 ppm or more of the whole nonaqueous electrolyte, wherein the difluorophosphoric acid salt is lithium difluorophosphate, and the positive electrode is:positive electrode [1]: a positive electrode containing a positive-electrode active material containing manganese.</description><language>eng ; kor</language><subject>BASIC ELECTRIC ELEMENTS ; ELECTRICITY ; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY</subject><creationdate>2022</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=20221124&amp;DB=EPODOC&amp;CC=KR&amp;NR=20220156102A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76289</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20221124&amp;DB=EPODOC&amp;CC=KR&amp;NR=20220156102A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>MIYAGI HIDEKAZU</creatorcontrib><creatorcontrib>KATO RYOICHI</creatorcontrib><creatorcontrib>UONO HIROYUKI</creatorcontrib><creatorcontrib>SATOU TOMOHIRO</creatorcontrib><creatorcontrib>SUZUKI HITOSHI</creatorcontrib><creatorcontrib>KOTATO MINORU</creatorcontrib><creatorcontrib>YOKOMIZO MASAKAZU</creatorcontrib><creatorcontrib>OSHIMA HIROYUKI</creatorcontrib><creatorcontrib>NAKAJIMA TAKAYUKI</creatorcontrib><creatorcontrib>MATSUMOTO HITOSHI</creatorcontrib><title>2 LITHIUM SECONDARY CELL AND NONAQUEOUS ELECTROLYTIC SOLUTION FOR USE THEREIN</title><description>특정한 조성이나 물성을 갖는 정극 및 부극과, 식 (1) 로 표시되는 고리형 실록산 화합물, 식 (2) 로 표시되는 플루오로실란 화합물, 식 (3) 으로 표시되는 화합물, S-F 결합을 갖는 화합물, 질산염, 아질산염, 모노플루오로인산염, 디플루오로인산염, 아세트산염 또는 프로피온산염을, 비수계 전해액 전체 중에 10ppm 이상 함유하는 비수계 전해액을 사용한 리튬 2 차 전지에 의해, 고용량, 긴 수명, 고출력의 리튬 2 차 전지가 얻어진다. JPEGpat00073.jpg3254 SiFxR3pR4qR5r (2) JPEGpat00074.jpg2445 [일반식 (1) 중, R1 및 R2 는 탄소수 1 ∼ 12 의 유기기, n 은 3 ∼ 10 의 정수. 일반식 (2) 중, R3 ∼ R5 는 탄소수 1 ∼ 12 의 유기기, x 는 1 ∼ 3 의 정수, p, q 및 r 은 각각 0 ∼ 3 의 정수, 1 ≤ p+q+r ≤ 3. 일반식 (3) 중, R6 ∼ R8 은 탄소수 1 ∼ 12 의 유기기, A 는 H, C, N, O, F, S, Si 및/또는 P 로 구성되는 기.] The present invention relates to a lithium secondary battery at least comprising: an electrode group comprising a positive electrode, a negative electrode, and a separator interposed between the electrodes; and a nonaqueous electrolyte comprising a nonaqueous solvent and a lithium salt contained therein, the electrode group and the nonaqueous electrolyte being held in a battery case, and the positive electrode and the negative electrode each comprising a current collector and, formed thereon, an active-material layer containing an active material capable of occluding/releasing a lithium ion,wherein the nonaqueous electrolyte is a nonaqueous electrolyte which contains difluorophosphoric acid salt in an amount of 10 ppm or more of the whole nonaqueous electrolyte, wherein the difluorophosphoric acid salt is lithium difluorophosphate, and the positive electrode is:positive electrode [1]: a positive electrode containing a positive-electrode active material containing manganese.</description><subject>BASIC ELECTRIC ELEMENTS</subject><subject>ELECTRICITY</subject><subject>PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2022</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNyrEKwjAQANAsDqL-w0FnIY3oHtIrCV5zmFyGTqVInEQL9f9x8QOc3vK2ajBAQXwoA2R0HDubRnBIBDZ2EDnaW0EuGZDQSWIaJTjITEUCR-g5QckI4jFhiHu1eczPtR5-7lTTozh_rMt7qusy3-urfqZrMtoY3Z4vrTb29N_6AqcXLyQ</recordid><startdate>20221124</startdate><enddate>20221124</enddate><creator>MIYAGI HIDEKAZU</creator><creator>KATO RYOICHI</creator><creator>UONO HIROYUKI</creator><creator>SATOU TOMOHIRO</creator><creator>SUZUKI HITOSHI</creator><creator>KOTATO MINORU</creator><creator>YOKOMIZO MASAKAZU</creator><creator>OSHIMA HIROYUKI</creator><creator>NAKAJIMA TAKAYUKI</creator><creator>MATSUMOTO HITOSHI</creator><scope>EVB</scope></search><sort><creationdate>20221124</creationdate><title>2 LITHIUM SECONDARY CELL AND NONAQUEOUS ELECTROLYTIC SOLUTION FOR USE THEREIN</title><author>MIYAGI HIDEKAZU ; KATO RYOICHI ; UONO HIROYUKI ; SATOU TOMOHIRO ; SUZUKI HITOSHI ; KOTATO MINORU ; YOKOMIZO MASAKAZU ; OSHIMA HIROYUKI ; NAKAJIMA TAKAYUKI ; MATSUMOTO HITOSHI</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_KR20220156102A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; kor</language><creationdate>2022</creationdate><topic>BASIC ELECTRIC ELEMENTS</topic><topic>ELECTRICITY</topic><topic>PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY</topic><toplevel>online_resources</toplevel><creatorcontrib>MIYAGI HIDEKAZU</creatorcontrib><creatorcontrib>KATO RYOICHI</creatorcontrib><creatorcontrib>UONO HIROYUKI</creatorcontrib><creatorcontrib>SATOU TOMOHIRO</creatorcontrib><creatorcontrib>SUZUKI HITOSHI</creatorcontrib><creatorcontrib>KOTATO MINORU</creatorcontrib><creatorcontrib>YOKOMIZO MASAKAZU</creatorcontrib><creatorcontrib>OSHIMA HIROYUKI</creatorcontrib><creatorcontrib>NAKAJIMA TAKAYUKI</creatorcontrib><creatorcontrib>MATSUMOTO HITOSHI</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>MIYAGI HIDEKAZU</au><au>KATO RYOICHI</au><au>UONO HIROYUKI</au><au>SATOU TOMOHIRO</au><au>SUZUKI HITOSHI</au><au>KOTATO MINORU</au><au>YOKOMIZO MASAKAZU</au><au>OSHIMA HIROYUKI</au><au>NAKAJIMA TAKAYUKI</au><au>MATSUMOTO HITOSHI</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>2 LITHIUM SECONDARY CELL AND NONAQUEOUS ELECTROLYTIC SOLUTION FOR USE THEREIN</title><date>2022-11-24</date><risdate>2022</risdate><abstract>특정한 조성이나 물성을 갖는 정극 및 부극과, 식 (1) 로 표시되는 고리형 실록산 화합물, 식 (2) 로 표시되는 플루오로실란 화합물, 식 (3) 으로 표시되는 화합물, S-F 결합을 갖는 화합물, 질산염, 아질산염, 모노플루오로인산염, 디플루오로인산염, 아세트산염 또는 프로피온산염을, 비수계 전해액 전체 중에 10ppm 이상 함유하는 비수계 전해액을 사용한 리튬 2 차 전지에 의해, 고용량, 긴 수명, 고출력의 리튬 2 차 전지가 얻어진다. JPEGpat00073.jpg3254 SiFxR3pR4qR5r (2) JPEGpat00074.jpg2445 [일반식 (1) 중, R1 및 R2 는 탄소수 1 ∼ 12 의 유기기, n 은 3 ∼ 10 의 정수. 일반식 (2) 중, R3 ∼ R5 는 탄소수 1 ∼ 12 의 유기기, x 는 1 ∼ 3 의 정수, p, q 및 r 은 각각 0 ∼ 3 의 정수, 1 ≤ p+q+r ≤ 3. 일반식 (3) 중, R6 ∼ R8 은 탄소수 1 ∼ 12 의 유기기, A 는 H, C, N, O, F, S, Si 및/또는 P 로 구성되는 기.] The present invention relates to a lithium secondary battery at least comprising: an electrode group comprising a positive electrode, a negative electrode, and a separator interposed between the electrodes; and a nonaqueous electrolyte comprising a nonaqueous solvent and a lithium salt contained therein, the electrode group and the nonaqueous electrolyte being held in a battery case, and the positive electrode and the negative electrode each comprising a current collector and, formed thereon, an active-material layer containing an active material capable of occluding/releasing a lithium ion,wherein the nonaqueous electrolyte is a nonaqueous electrolyte which contains difluorophosphoric acid salt in an amount of 10 ppm or more of the whole nonaqueous electrolyte, wherein the difluorophosphoric acid salt is lithium difluorophosphate, and the positive electrode is:positive electrode [1]: a positive electrode containing a positive-electrode active material containing manganese.</abstract><oa>free_for_read</oa></addata></record>
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PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
title 2 LITHIUM SECONDARY CELL AND NONAQUEOUS ELECTROLYTIC SOLUTION FOR USE THEREIN
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