JP5340928B2 - 電気化学デバイスの出所又は種類を確認する方法 - Google Patents
電気化学デバイスの出所又は種類を確認する方法 Download PDFInfo
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Description
(a)白色: Al2O3、ZnO、ZnS、SiO2、ZrO2、SnO2、CeO2、MgO、CaO、Y2O3、TiO2、Sb2O3、BaTiO3、SrTiO3、Pb(Zr,Ti)O3(PZT)、Pb1−xLaxZr1−yTiyO3(PLZT)など、
(b)黒色:Fe3O4、(Co,Ni)O−(Cr,Fe)2O3など、
(c)黄色:PbCrO4、ZnCrO4、BaCrO4、CdS、FeO(OH)nH2O、TiO2−NiO−Sb2O3、Pb(CN)2、Ca2PbO4、Al,Fe,Sn−2PbO−Sb2O5、V−SnO2、V−ZrO2、Pr−ZrSiO4、CrSbO4又はCr2WO6−TiO2、ZrSO4コートされるCdS又は(CdZn)Sなど、
(d)オレンジ色:PbCrO4 PbO、PbCrO4 PbMoO4、PbSO4など、
(e)茶色:Fe2O3+FeO、Fe2O3+MnO2+Mn3O4、ZnO・(Al,Cr,Fe)2O3など、
(f)赤色:Fe2O3、Pb3O4、HgS、CdS+CdSe、CdS+HgS、2Sb2S3 Sb2O3など、
(g)紫色:Co3(PO4)2、Co3(PO4)2 4H2O、Co3(PO4)2 8H2Oなど、
(h)青色:3NaAlSiO4Na2S2、Fe4[Fe(CN6)3] nH2O、CoO nAl2O3、CoO nSnO2 mMgO、Co3O4+SiO2+Al2O3+Fe2O3+NiO+MnO、CoO−nAl2O3又は(Co,Zn)O−nAl2O3、2(Co,Zn)O・SiO2、V−ZrSiO4など、
(i)緑色:Cr2O3、Cr2O(OH)4、Cu(CH3CO2)2 3CuO(AsO2)2、CoO−ZnO−MgO、(Co,Zn)O・(Al,Cr)2O3、3CaO−Cr2O3・3SiO2、(Al,Cr)2O3など、
(j)灰色:Sb−SnO2、Co,Ni−ZrSiO4など、
(k)桃色:Mn,P−α−Al2O3、ZnO・(Al,Cr)2O3、Cr−CaO・SnO2・SiO2、Fe−ZrSiO4、Cr,Co−CaO・SnO2・SiO2、ZrSiO4コートされるCd(S,Se)など、
(l)蛍光色:ZnS、Zn2SiO4、(Zn,Cd)S、CaS、SrS、CaWO4など、
(m)その他:SiC(緑色及び/又は黒色)、Si3N4(白色)など。
1−1.有機/無機複合体が導入された電極の製造
<陽極の製造>
陽極活物質としてLiCoO2 94重量%、導電剤としてカーボンブラック3重量%、結合剤としてPVdF3重量%を、溶剤であるN−メチル−2−ピロリドン(NMP)に添加して陽極混合物スラリーを製造した。前記陽極混合物スラリーを厚さが20μm程度の陽極コレクタであるアルミニウム(Al)薄膜に塗布及び乾燥して陽極を製造した後、ロールプレスを施した。
陰極活物質として炭素粉末、結合剤としてPVdF、導電剤としてカーボンブラックをそれぞれ96重量%、3重量%及び1重量%で、溶剤であるNMPに添加して陰極混合物スラリーを製造した。前記陰極混合物スラリーを厚さが10μmの陰極コレクタである銅(Cu)薄膜に塗布及び乾燥して陰極を製造した後、ロールプレスを施した。
アセトン100重量部当りフッ化ポリビニリデン−クロロトリフルオロエチレン共重合体(PVdF−CTFE)高分子5重量部を添加した後、50℃で約12時間以上溶解させ、高分子溶液を製造した。可視光線領域で青色を呈する無機粒子であるCoAl2O4とPVdF−CTFEとを80:20の重量比で混合して前記高分子溶液に添加した後、12時間以上ボールミル法で無機粒子を破砕及び粉砕してスラリーを製造した。無機粒子の粒度は、400nmであった。
上記実施例1−1の有機/無機複合体が導入された陽極及び陰極をスタッキング方式で組み立てた後、電解液を注入してリチウム二次電池を製造した。前記電解液としては、エチレンカーボネート(EC)/エチルメチルカーボネート(EMC)=1:2体積比の1M LiPF6溶液を使用した。
CoAl2O4の代わりに、可視光線領域で緑色を呈する無機粒子であるCr2O3を使用したことを除いては、前記実施例1と同様にして有機/無機複合体が導入された電極及びリチウム二次電池を製造した。
CoAl2O4の代わりに、可視光線領域で赤色を呈する無機粒子であるFe2O3を使用したことを除いては、前記実施例1と同様にして有機/無機複合体が導入された電極及びリチウム二次電池を製造した。
CoAl2O4の代わりに、可視光線領域で黄色を呈する無機粒子である(Ti,Ni,Sb)O2を使用したことを除いては、前記実施例1と同様にして有機/無機複合体が導入された電極及びリチウム二次電池を製造した。
CoAl2O4の代わりに、33:67重量比のCoAl2O4及びFe2O3を使用したことを除いては、前記実施例1と同様にして有機/無機複合体が導入された電極及びリチウム二次電池を製造した。
CoAl2O4の代わりに、67:33重量比のCoAl2O4及びFe2O3を使用したことを除いては、前記実施例1と同様にして有機/無機複合体が導入された電極及びリチウム二次電池を製造した。
CoAl2O4の代わりに、可視光線領域で白色を呈する無機粒子であるアルミナを使用したことを除いては、前記実施例1と同様にして有機/無機複合体が導入された電極及びリチウム二次電池を製造した。
分光器を用いて前記実施例1乃至6及び比較例1において有機/無機複合体が導入された電極の吸収スペクトルを観測し、その結果を添付の図6に示した。図面からわかるように、本発明の有機/無機複合体が導入された電極は、導入される無機粒子の種類、含量などによって異なった分光スペクトルを示し、電極そのもの又はこれを備える電気化学デバイスの識別手段として機能することができる。
Claims (1)
- 電極そのもの又は電極を備える電気化学デバイスの出所又は種類を確認する方法であって、
有機/無機複合体が電極の片面又は両面に導入されてなり、
分光器を用いて、前記電極の表面に導入された有機/無機複合体の分光スペクトルが、前記予め定められた一定のルールに一致するか否かを調査し、
前記電極そのもの又は電極を備える電気化学デバイス製品の出所又は種類を確認することを含んでなり、
前記有機/無機複合体が、予め定められた一定のルールに従って固有の分光スペクトルを有する無機粒子又はこれらの集合体、及び前記無機粒子を連結及び固定可能な高分子を含んでなるものである、方法。
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KR20060067657 | 2006-07-19 | ||
KR10-2006-0067657 | 2006-07-19 | ||
PCT/KR2007/003472 WO2008010667A1 (en) | 2006-07-19 | 2007-07-18 | Electrode with organic/inorganic composite and electrochemical device comprising the same |
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JP2009544139A JP2009544139A (ja) | 2009-12-10 |
JP5340928B2 true JP5340928B2 (ja) | 2013-11-13 |
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US (1) | US8822073B2 (ja) |
EP (1) | EP2047545B1 (ja) |
JP (1) | JP5340928B2 (ja) |
KR (1) | KR100903502B1 (ja) |
CN (1) | CN101490875B (ja) |
RU (1) | RU2416136C2 (ja) |
WO (1) | WO2008010667A1 (ja) |
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KR100666821B1 (ko) * | 2004-02-07 | 2007-01-09 | 주식회사 엘지화학 | 유/무기 복합 다공성 코팅층이 형성된 전극 및 이를포함하는 전기 화학 소자 |
KR20050093018A (ko) * | 2004-03-18 | 2005-09-23 | 한국과학기술연구원 | 고효율 3차원 나노 구조 분리막 |
JP2005276503A (ja) * | 2004-03-23 | 2005-10-06 | Mitsubishi Electric Corp | 電池用セパレータ及びそれを用いた電池 |
EP1659650A4 (en) * | 2004-03-30 | 2008-12-24 | Panasonic Corp | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY |
GB0412670D0 (en) * | 2004-06-07 | 2004-07-07 | Univ Surrey | An electrode device process for making an electrode device and a method of ele trochemical detection using an electrode device |
KR100601562B1 (ko) * | 2004-07-29 | 2006-07-19 | 삼성에스디아이 주식회사 | 전극 조립체 및 이를 이용한 리튬 이차 전지 |
KR100601530B1 (ko) | 2004-09-09 | 2006-07-19 | 삼성에스디아이 주식회사 | 리튬이온 이차전지 |
KR100901052B1 (ko) * | 2004-12-10 | 2009-06-04 | 파나소닉 주식회사 | 리튬이온 2차전지 및 그 제조방법 |
KR100775310B1 (ko) | 2004-12-22 | 2007-11-08 | 주식회사 엘지화학 | 유/무기 복합 다공성 분리막 및 이를 이용한 전기 화학소자 |
JP5073167B2 (ja) | 2004-12-27 | 2012-11-14 | 三星エスディアイ株式会社 | リチウム二次電池 |
CN101313428B (zh) * | 2005-12-06 | 2010-08-25 | Lg化学株式会社 | 安全性加强的电极以及具有该电极的电化学装置 |
KR100903502B1 (ko) | 2006-07-19 | 2009-06-17 | 주식회사 엘지화학 | 유/무기 복합체가 도입된 전극 및 상기 전극을 포함하는 전기화학소자 |
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KR100903502B1 (ko) | 2009-06-17 |
RU2009105667A (ru) | 2010-08-27 |
US8822073B2 (en) | 2014-09-02 |
CN101490875A (zh) | 2009-07-22 |
EP2047545A1 (en) | 2009-04-15 |
CN101490875B (zh) | 2012-11-07 |
EP2047545A4 (en) | 2011-12-07 |
EP2047545B1 (en) | 2013-05-01 |
RU2416136C2 (ru) | 2011-04-10 |
US20100290044A1 (en) | 2010-11-18 |
KR20080008232A (ko) | 2008-01-23 |
JP2009544139A (ja) | 2009-12-10 |
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