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公开(公告)号:KR1020130082132A
公开(公告)日:2013-07-18
申请号:KR1020130076940
申请日:2013-07-02
Applicant: 전자부품연구원
CPC classification number: H01M4/133 , H01M4/0471 , H01M4/366 , Y02E60/122
Abstract: PURPOSE: Anodal active material and a lithium secondary battery having the same are provided to enhance structural stability and reactivity of the surface and to have long life time without deterioration of high-rates. CONSTITUTION: Anodal active material for a non-aqueous based lithium secondary battery has carbon-containing material and a coating layer with heat-treated surface of the carbon-containing material by using ammonia based compound. Ammonia of ammonia based compound is removed by thermal processing and other inorganic material forms the coating layer on carbon-containing material. A manufacturing method of the anodal active material for the non-aqueous based lithium secondary battery comprises the steps of: preparing the carbon-containing material and ammonia based compound and producing the coating layer on the surface of the carbon-containing material by using ammonia based compound. [Reference numerals] (AA) Start; (BB) End; (S11) Preparing carbon-containing material and ammonia based compound; (S13) Forming aqueous solution by resolving carbon-containing material and ammonia based compound in water; (S15) Evenly mixing carbon-containing material and ammonia based compound in the aqueous solution; (S17) Vacuum drying; (S19) Producing the coating layer on the surface of the carbon-containing material by using ammonia based compound
Abstract translation: 目的:提供阳极活性物质和具有该阳极材料的锂二次电池,以提高表面的结构稳定性和反应性,并且具有长的使用寿命而不会降低高速率。 构成:用于非水基锂二次电池的阳极活性材料通过使用氨基化合物而具有含碳材料和具有含碳材料的热处理表面的涂层。 通过热处理除去氨基化合物的氨,并且其它无机材料在含碳材料上形成涂层。 一种非水系锂二次电池用阳极活性物质的制造方法,其特征在于,包括以下工序:将含碳材料和氨基化合物进行制备,并使用氨基 复合。 (附图标记)(AA)开始; (BB)结束; (S11)制备含碳材料和氨基化合物; (S13)通过将含碳材料和氨基化合物在水中分解形成水溶液; (S15)将含碳材料和氨基化合物均匀地混合在水溶液中; (S17)真空干燥; (S19)使用氨基化合物在含碳材料的表面上生成被覆层
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公开(公告)号:KR1020120029314A
公开(公告)日:2012-03-26
申请号:KR1020110042711
申请日:2011-05-04
Applicant: 전자부품연구원
IPC: H01M4/583 , H01M4/58 , H01M10/052
CPC classification number: H01M4/133 , H01M4/0471 , H01M4/366 , Y02E60/122
Abstract: PURPOSE: A negative electrode active material is provided to retrain side reaction with an electrolyte on the surface of carbon based material and to improve structural stability by heat-treating an ammonia based compound on the surface of the carbon based material, thereby improving the life time property and the high-rate property of a lithium secondary battery. CONSTITUTION: A negative electrode active material for non-aqueous lithium secondary battery comprise carbon based material, and a coating layer formed by heat-treating an ammonia based compound on the surface of the carbon based material. The ammonia based compound has chemical formula: (NH_4)_xM_yN_z. In chemical formula, M is B, P, Al, N, S, Mo, Mn, Pt or Cr, N is F, O, Cl or I, and 1
Abstract translation: 目的:提供一种负极活性材料,用于与碳基材料表面上的电解质再次反应,并通过在碳基材料的表面上热处理氨基化合物来提高结构稳定性,从而提高寿命 财产和锂二次电池的高利率财产。 构成:用于非水锂二次电池的负极活性物质包括碳基材料和通过在碳基材料的表面上热处理氨基化合物形成的涂层。 氨基化合物具有化学式:(NH_4)_xM_yN_z。 在化学式中,M是B,P,Al,N,S,Mo,Mn,Pt或Cr,N是F,O,Cl或I,1 <= x <= 3,0 <= y <= 2 ,1 <= z <= 8。 通过热解法将基于碳类材料的10重量%以下的氨化合物进行热处理而形成涂层。
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公开(公告)号:KR102143021B1
公开(公告)日:2020-08-11
申请号:KR1020150128165
申请日:2015-09-10
Applicant: 전자부품연구원
IPC: H01M10/0563 , H01M10/052
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公开(公告)号:KR1020170108183A
公开(公告)日:2017-09-27
申请号:KR1020160031223
申请日:2016-03-16
Applicant: 전자부품연구원
IPC: H01M10/056 , H01M10/0567 , H01M10/0569 , H01M10/0525 , H01M4/525 , H01M4/505
Abstract: 본발명은고용량양극소재용설폴레인계전해액및 그를포함하는리튬이차전지에관한것으로, 고용량양극소재의고온에서의열화현상과, 이로인한전지의성능저하를억제하기위한것이다. 본발명에따른설폴레인계전해액은설폴레인계소재 0.1 내지 100 중량%를함유한다.
Abstract translation: 用于抑制高容量正电极材料和电解质yongseol奥波莱本发明接管,以锂二次电池是否包含它们,高温,高容量的负极材料eseoui由于在其上的电池的劣化和降解。 根据本发明的环丁砜基电解质含有0.1至100重量%的环丁砜基材料。
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公开(公告)号:KR1020170103053A
公开(公告)日:2017-09-13
申请号:KR1020160024953
申请日:2016-03-02
Applicant: 전자부품연구원
IPC: H01M4/62 , H01M4/134 , H01M10/0525 , C09J181/06
Abstract: 본발명은화학적, 물리적, 기계적성능의동시최적화가가능한다양한화학적작용기로구성된 2-아크릴아미드-2-메틸프로판술폰산(2-acrylamido-2-methylpropane sulfonic acid) 및 2-하이드록시에틸메타크릴레이트((hydroxyethyl)methacrylate)를포함하는고분자소재를이용하여리튬이온이차전지의부피팽창및 극판열화현상을개선하기위한리튬이온이차전지의실리콘계음극소재용바인더및 이의제조방법에관한것이다. 본발명에따른리튬이온이차전지의실리콘계음극소재용바인더는술폰산(sulfonic acid) 작용기를포함하는제1 바인더및 제1 바인더에대하여 10 ~ 50중량%의하이드록실기(-OH)를포함하는제2 바인더를중합하여형성한합성바인더를포함한다.
Abstract translation: 本发明的化学,物理,机械联合优化是由各种可用的化学官能团2-丙烯酰胺-2-甲基丙烷磺酸(2-丙烯酰氨基-2-甲基丙磺酸)的,和2-羟乙基甲基丙烯酸酯的性能( (羟乙基)甲基丙烯酸酯)以改善锂离子二次电池的体积膨胀和电极板的劣化,以及其制造方法。 用于根据本发明的锂离子二次电池用粘合剂的基于硅的负极材料包括10至50%(重量)的羟基(-OH)的基础上,第一粘合剂和包含磺酸酯(磺酸)官能团的第一粘合剂 2粘合剂。
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公开(公告)号:KR1020170099005A
公开(公告)日:2017-08-31
申请号:KR1020160020393
申请日:2016-02-22
Applicant: 전자부품연구원
IPC: H01M4/62 , H01M4/38 , H01M4/134 , H01M10/052 , C09J193/04
Abstract: 본발명은탄성이우수한로진을포함하는고분자소재를이용하여리튬이온이차전지의부피팽창및 극판열화현상을개선하기위한리튬이온이차전지의실리콘계음극소재용바인더및 이의제조방법에관한것이다. 본발명에따른리튬이온이차전지의실리콘계음극소재용바인더는카복실기(-COOH)를포함하는제1 바인더및 로진을포함하는제2 바인더를중합하여형성한합성바인더를포함한다.
Abstract translation: 本发明涉及一种用于负电极材料的弹性有机硅系的粘合剂和制造锂离子二次电池,以提高使用含有松香优异的高分子材料的锂离子二次电池的体积膨胀和板劣化的方法。 基于硅的负极材料为根据本发明的锂离子二次电池的粘合剂包括从所述组合的第二粘合剂包含第一粘合剂和含松香羧基(-COOH)所形成的合成粘合剂。
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47.
公开(公告)号:KR1020170030136A
公开(公告)日:2017-03-17
申请号:KR1020150127114
申请日:2015-09-08
Applicant: 전자부품연구원
IPC: H01M10/05 , H01M10/0563 , H01M4/133 , H01M4/1393
Abstract: 본발명은다공성탄소전극을구비한이산화황기반이차전지및 그다공성탄소전극제조방법에관한것으로서, 이산화황(SO)과리튬염또는나트륨염을포함하는무기액체전해질을함유하는이차전지의양극에 urea(CHNO) 등의기공형성제를적용하여기공을형성하며, 이를통해방전산물에의한기공막힘현상, 전극부피팽창에의한기계적열화등을최소화할수 있고고율및 수명특성등 전지의성능을향상시킬수 있다.
Abstract translation: 具有多孔碳电极的二氧化硫基二次电池及其制造方法技术领域本发明涉及一种具有多孔碳电极的二氧化硫基二次电池及其制造方法,更具体地,涉及一种制造具有尿素的多孔碳电极的方法 CHNO)以形成孔隙,从而最大限度地减少由于放电产物造成的孔堵塞,由于电极体积膨胀引起的机械劣化,以及改善电池性能如高速率和长寿命特性。
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48.
公开(公告)号:KR1020170030118A
公开(公告)日:2017-03-17
申请号:KR1020150126902
申请日:2015-09-08
Applicant: 전자부품연구원
IPC: H01M4/133 , H01M4/1393 , H01M10/054 , C01B31/02
Abstract: 본발명은 Zeolitic imidazolate framework(ZIP)를이용한다공성탄소소재의제조방법및 이를적용한나트륨-이산화황이차전지에관한것이다. 본발명에따른다공성탄소소재의제조방법은아세트산아연(Zinc acetate)과 2-메틸이미다졸기(2-Methyl imidazole)를계면활성제를통해합성하는단계, 합성된아세트산아연과 2-메틸이미다졸기를침전하는단계, 합성된아세트산아연과 2-메틸이미다졸기를침전하여생성된침전물을가열하여다공성탄소소재를제조하는단계를포함한다.
Abstract translation: 本发明涉及使用沸石咪唑化物骨架(ZIP)和使用其的钠 - 二氧化硫二次电池的多孔碳材料的制造方法。 制备根据本发明的多孔碳材料的方法是乙酸中的锌(醋酸锌)和2-甲基咪唑睡着(2-甲基咪唑)的合成在表面活性剂,醋酸锌和2-甲基咪唑瞌睡的合成的步骤 并且沉淀合成的乙酸锌和2-甲基咪唑基团以加热沉淀物以产生多孔碳材料。
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公开(公告)号:KR1020170007558A
公开(公告)日:2017-01-19
申请号:KR1020150096874
申请日:2015-07-08
Applicant: 전자부품연구원
IPC: H01M4/38 , H01M4/485 , H01M10/052
Abstract: 본발명은비수계리튬이차전지용음극활물질및 그의제조방법에관한것으로, 실리콘을기반으로하면서제조공정이단순하고우수한전기화학성능을가지는비수계리튬이차전지용음극활물질을제공하기위한것이다. 본발명은실리콘산화물(SiO)과티타늄(Ti) 금속을혼합후 기계적밀링을통해합성한 SiO/TiO계복합소재인비수계리튬이차전지용음극활물질을제공한다.
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公开(公告)号:KR101664811B1
公开(公告)日:2016-10-13
申请号:KR1020140035371
申请日:2014-03-26
Applicant: 전자부품연구원
IPC: H01M4/38 , H01M4/62 , H01M10/058 , H01M10/0525
CPC classification number: H01M10/058 , H01M4/134 , H01M4/386 , H01M4/621 , H01M10/0525 , H01M2004/027
Abstract: 본발명은리튬이온이차전지용음극합제, 이의제조방법및 이를갖는리튬이온이차전지에관한것으로, 보다구체적으로, 본발명은리튬이온이차전지의음극의실리콘계음극소재의부피팽창및 수축에의한박리를방지또는억제할 뿐만아니라용제내에서고형분이분리되는침강특성을개선하여균일한전극밀도를구현하면서공정특성을개선하기위해디카르복실산(dicarboxylic acid)을포함하는물질을포함하는바인더를제공하며, 리튬이온이차전지용음극합제는디카르복실산(dicarboxylic acid)을포함하는바인더, 실리콘을포함하는활물질, 상기활물질의도전성을증가시키는도전제및 용제를포함한다.
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