RU2001107121A - COMPOSITE MATERIAL OF A POSITIVE ELECTRODE AND METHOD OF ITS MANUFACTURE - Google Patents

COMPOSITE MATERIAL OF A POSITIVE ELECTRODE AND METHOD OF ITS MANUFACTURE

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Publication number
RU2001107121A
RU2001107121A RU2001107121/09A RU2001107121A RU2001107121A RU 2001107121 A RU2001107121 A RU 2001107121A RU 2001107121/09 A RU2001107121/09 A RU 2001107121/09A RU 2001107121 A RU2001107121 A RU 2001107121A RU 2001107121 A RU2001107121 A RU 2001107121A
Authority
RU
Russia
Prior art keywords
positive electrode
solution
particle
composite material
specified
Prior art date
Application number
RU2001107121/09A
Other languages
Russian (ru)
Other versions
RU2208270C2 (en
Inventor
Майкл А. ФЕТСЕНКО
Кристиан ФЬЕРРО
Стэнфорд Р. ОВШИНСКИЙ
Бет СОММЕРЗ
Бенджамин РЕЙЧМАН
Кво ЯНГ
Вилльям МЭЙЗ
Original Assignee
Овоник Бэттери Компани, Инк.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Priority claimed from US09/135,460 external-priority patent/US6177213B1/en
Application filed by Овоник Бэттери Компани, Инк. filed Critical Овоник Бэттери Компани, Инк.
Publication of RU2001107121A publication Critical patent/RU2001107121A/en
Application granted granted Critical
Publication of RU2208270C2 publication Critical patent/RU2208270C2/en

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Claims (17)

1. Композитный материал положительного электрода для применения в электрохимических элементах, где указанный материал содержит частицу материала положительного электрода; и проводящий материал, по меньшей мере частично внедренный внутрь указанной частицы материала положительного электрода.1. The composite material of the positive electrode for use in electrochemical cells, where the specified material contains a particle of the material of the positive electrode; and a conductive material at least partially embedded within said particle of the positive electrode material. 2. Композитный материал положительного электрода по п. 1, в котором указанный проводящий материал полностью внедрен внутрь указанной частицы материала положительного электрода. 2. The positive electrode composite material according to claim 1, wherein said conductive material is completely embedded inside said positive electrode material particle. 3. Композитный материал положительного электрода по п. 1, в котором указанный проводящий материал включает металл. 3. The positive electrode composite material according to claim 1, wherein said conductive material includes metal. 4. Композитный материал положительного электрода по п. 1, в котором указанный проводящий материал включает никель или никелевый сплав. 4. The positive electrode composite material according to claim 1, wherein said conductive material comprises nickel or a nickel alloy. 5. Композитный материал положительного электрода по п. 1, в котором указанный проводящий материал включает по меньшей мере одну частицу. 5. The positive electrode composite material according to claim 1, wherein said conductive material comprises at least one particle. 6. Композитный материал положительного электрода по п. 1, в котором указанный материал положительного электрода включает никель-гидроксидный материал. 6. The positive electrode composite material according to claim 1, wherein said positive electrode material comprises a nickel hydroxide material. 7. Способ получения композитного материала положительного электрода, включающего частицу материала положительного электрода и проводящий материал, по меньшей мере частично внедренный в указанную частицу материала положительного электрода, где указанный способ включает стадию, при которой осуществляют соединение раствора иона металла, раствора каустика и указанного проводящего материала, благодаря чему образуют осадительный раствор, включающий указанный композитный материал положительного электрода. 7. A method of producing a composite material of a positive electrode, comprising a particle of material of a positive electrode and a conductive material at least partially embedded in the specified particle of the material of the positive electrode, where the specified method includes a stage in which the compound of the metal ion solution, the caustic solution and the specified conductive material whereby a precipitating solution is formed comprising said composite positive electrode material. 8. Способ по п. 7, в котором указанная стадия соединения включает стадии, при которых осуществляют смешение указанного проводящего материала с указанным раствором иона металла для образования суспензии; и смешение указанной суспензии с указанным раствором каустика. 8. The method according to p. 7, in which the specified stage of the connection includes the stage at which carry out the mixing of the specified conductive material with the specified solution of a metal ion to form a suspension; and mixing said suspension with said caustic solution. 9. Способ по п. 8, в котором указанная стадия соединения дополнительно включает стадию, при которой осуществляют смешение раствора гидроокиси аммония с указанным раствором иона металла для образования раствора металло-аминового комплекса. 9. The method according to p. 8, wherein said compound step further comprises a step in which a solution of ammonium hydroxide is mixed with said solution of a metal ion to form a solution of a metal-amine complex. 10. Способ по п. 7, в котором указанный раствор иона металла включает ионы металлов одного или нескольких элементов, выбранных из группы, состоящей из ионов никеля и ионов марганца. 10. The method of claim 7, wherein said metal ion solution comprises metal ions of one or more elements selected from the group consisting of nickel ions and manganese ions. 11. Композитный материал положительного электрода, включающий частицу материала положительного электрода; и частицу, образующую центры кристаллизации, по меньшей мере частично внедренную внутрь указанной частицы материала положительного электрода. 11. A composite material of a positive electrode, comprising a particle of positive electrode material; and a particle forming crystallization centers at least partially embedded inside said positive electrode material particle. 12. Композитный материал положительного электрода по п. 11, в котором указанная образующая центры кристаллизации частица ориентирует кристаллиты указанной частицы материала положительного электрода таким образом, что проводимость указанного материала возрастает. 12. The positive electrode composite material according to claim 11, wherein said particle forming crystallization centers orients the crystallites of said particle of the positive electrode material so that the conductivity of said material increases. 13. Композитный материал положительного электрода по п. 11, в котором указанная образующая центры кристаллизации частица определяет средний размер и/или среднюю форму кристаллитов указанной частицы материала положительного электрода таким образом, что проводимость указанного материала возрастает. 13. The positive electrode composite material according to claim 11, wherein said particle forming crystallization centers determines the average size and / or average crystallite shape of said particle of the positive electrode material so that the conductivity of said material increases. 14. Способ получения композитного материала положительного электрода, включающего частицы материала положительного электрода, имеющие образующие центры кристаллизации частицы, по меньшей мере частично внедренные в них, где указанный способ включает стадию, при которой осуществляют соединение раствора иона металла, раствора каустика и указанных образующих центры кристаллизации частиц, образуют осадительный раствор, включающий указанный композитный материал положительного электрода. 14. A method of producing a composite material of a positive electrode, comprising particles of a material of a positive electrode having particles forming crystallization centers, at least partially embedded in them, where the specified method includes a stage in which a metal ion solution, a caustic solution and said crystallization center-forming compounds are combined particles, form a precipitation solution, including the specified composite material of the positive electrode. 15. Способ по п. 14, в котором указанная стадия соединения включает стадии, при которых осуществляют смешение указанного раствора иона металла и указанных образующих центры кристаллизации частиц, образуют суспензию указанных образующих центры кристаллизации частиц в указанном растворе ионов металла; и осуществляют смешение указанного раствора каустика с указанной суспензией. 15. The method according to p. 14, wherein said connection step comprises the steps of mixing said solution of a metal ion and said particles forming crystallization centers, forming a suspension of said particles forming crystallization centers in said solution of metal ions; and mixing said caustic solution with said suspension. 16. Способ по п. 15, в котором указанная стадия соединения дополнительно включает стадию, при которой осуществляют смешение раствора гидроокиси аммония с указанным раствором иона металла и образуют раствор металло-аминового комплекса. 16. The method according to p. 15, wherein said compound step further comprises a step in which a solution of ammonium hydroxide is mixed with said solution of a metal ion and a solution of a metal-amine complex is formed. 17. Материал положительного электрода, отличающийся тем, что сопротивление переносу заряда менее чем примерно 0,22 ом/г. 17. Positive electrode material, characterized in that the charge transfer resistance is less than about 0.22 ohm / g.
RU2001107121/09A 1998-08-17 1999-08-11 Positive-plate composite material and its manufacturing process RU2208270C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/135,460 1998-08-17
US09/135,460 US6177213B1 (en) 1998-08-17 1998-08-17 Composite positive electrode material and method for making same

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EP (2) EP1116287B1 (en)
JP (4) JP3578992B2 (en)
KR (2) KR100725609B1 (en)
AU (1) AU759414B2 (en)
BR (1) BR9913060A (en)
CA (1) CA2339211A1 (en)
MX (1) MX216887B (en)
NO (1) NO20010772L (en)
RU (1) RU2208270C2 (en)
TW (1) TW432739B (en)
WO (1) WO2000010212A1 (en)

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