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POSITIVE ELECTRODE FOR ALL-SOLID SECONDARY BATTERY, METHOD FOR MANUFACTURING SAME, AND ALL-SOLID SECONDARY BATTERY

外国特許コード F160008794
整理番号 (S2015-0037-N0)
掲載日 2016年8月4日
出願国 世界知的所有権機関(WIPO)
国際出願番号 2015JP079589
国際公開番号 WO 2016063877
国際出願日 平成27年10月20日(2015.10.20)
国際公開日 平成28年4月28日(2016.4.28)
優先権データ
  • 特願2014-215393 (2014.10.22) JP
発明の名称 (英語) POSITIVE ELECTRODE FOR ALL-SOLID SECONDARY BATTERY, METHOD FOR MANUFACTURING SAME, AND ALL-SOLID SECONDARY BATTERY
発明の概要(英語) This positive electrode for an all-solid secondary battery includes a positive electrode active material expressed by A2S·AX, wherein said A is an alkali metal, and said X is selected from I, Br, Cl, F, BF4, BH4, SO4, BO3, PO4, O, Se, N, P, As, Sb, PF6, AsF6, ClO4, NO3, CO3, CF3SO3, CF3COO, N(SO2F)2, and N(CF3SO2)2.
特許請求の範囲(英語) [claim1]
1.

It includes a positive electrode active material represented by the A2S · AX,  It said A is an alkali metal,  It said X is, I, Br, Cl, F, BF4, BH4, SO4, BO3, PO4, O, Se, N, P, As, Sb, PF6, AsF6, ClO4, NO3, CO3, CF3SO3, CF3COO, N ( SO2F) 2 and N (CF3SO2) positive electrode for all-solid-state secondary battery which is selected from the 2.
[claim2]
2.

Wherein the alkali metal is, there by Li or Na  The AX is, if A is Li, LiI, LiBr, LiCl, LiF, LiBF4, LiBH4, Li2SO4, Li3BO3, Li3PO4, Li2O, Li2Se, Li3N, Li3P, Li3As, Li3Sb, LiPF6, LiAsF6, LiClO4, LiNO3, Li2CO3, LiCF3SO3, LiCF3COO, is selected from LiN (SO2F) 2 and LiN (CF3SO2) 2, when a is Na, NaI, NaBr, NaCl, NaF, NaBF4, NaBH4, Na2SO4, Na3BO3, Na3PO4, Na2O, Na2Se, Na3N, Na3P , Na3As, Na3Sb, NaPF6, NaAsF6, NaClO4, NaNO3, Na2CO3, NaCF3SO3, NaCF3COO, NaN (SO2F) 2 and NaN (CF3SO2) positive electrode for all-solid-state secondary battery according to claim 1, which is selected from the 2.
[claim3]
3.

The A2S · AX is, the A2S and AX 99: 1 ~ 20: positive electrode for all solid state secondary battery according to claim 1 in a proportion of 80 (molar ratio).
[claim4]
4.

Furthermore a conductive material made of a carbon material, wherein for a positive electrode active material 100 parts by weight, the positive electrode for all solid state secondary battery according to claim 1 in a proportion of from 0.1 to 50 parts by weight.
[claim5]
5.

The all solid state secondary battery positive electrode, a solid electrolyte layer and the laminate of the negative electrode selection, similar to the solid electrolyte layer A2S · MxSy (A above, M is P, Si, Ge, B, Al, Ga, is, x and y, depending on the type of M, comprise an integer) that gives the stoichiometric ratio as the electrolyte, wherein the positive electrode, for all-solid secondary battery according to claim 1 which does not include the electrolyte the positive electrode of.
[claim6]
6.

It claims a positive electrode manufacturing method according to claim 1, a positive electrode manufacturing method for all solid state secondary battery to obtain an A2S · AX by subjecting the A2S and AX to mechanical milling.
[claim7]
7.

The mechanical milling process, using a planetary ball mill 50 to 700 revolutions / minute, 0.1 to 30 hours, to claim 6 which is performed under the condition of 1 ~ 100kWh / 1kg (total amount of the A2S and AX) a positive electrode manufacturing method for all solid state secondary battery according.
[claim8]
8.

The includes a positive electrode conductive material further comprising a carbon material, said positive electrode, fabrication of the positive electrode for all solid state secondary battery according to claim 6 obtained by subjecting the A2S · AX and a conductive material to mechanical milling Method.
[claim9]
9.

A positive electrode according to claim 1, similarly to the A2S · MxSy (A above, M is selected P, Si, Ge, B, Al, from Ga, x and y, depending on the type of M, stoichiometry all-solid secondary battery including a solid electrolyte layer that is represented by an integer) that gives the logical ratio.
  • 出願人(英語)
  • ※2012年7月以前掲載分については米国以外のすべての指定国
  • OSAKA PREFECTURE UNIVERSITY
  • 発明者(英語)
  • HAYASHI AKITOSHI
  • TATSUMISAGO MASAHIRO
国際特許分類(IPC)
指定国 National States: AE AG AL AM AO AT AU AZ BA BB BG BH BN BR BW BY BZ CA CH CL CN CO CR CU CZ DE DK DM DO DZ EC EE EG ES FI GB GD GE GH GM GT HN HR HU ID IL IN IR IS JP KE KG KN KP KR KZ LA LC LK LR LS LU LY MA MD ME MG MK MN MW MX MY MZ NA NG NI NO NZ OM PA PE PG PH PL PT QA RO RS RU RW SA SC SD SE SG SK SL SM ST SV SY TH TJ TM TN TR TT TZ UA UG US UZ VC VN ZA ZM ZW
ARIPO: BW GH GM KE LR LS MW MZ NA RW SD SL SZ TZ UG ZM ZW
EAPO: AM AZ BY KG KZ RU TJ TM
EPO: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
OAPI: BF BJ CF CG CI CM GA GN GQ GW KM ML MR NE SN ST TD TG

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