JP2013136844A5 - - Google Patents

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Publication number
JP2013136844A5
JP2013136844A5 JP2013046892A JP2013046892A JP2013136844A5 JP 2013136844 A5 JP2013136844 A5 JP 2013136844A5 JP 2013046892 A JP2013046892 A JP 2013046892A JP 2013046892 A JP2013046892 A JP 2013046892A JP 2013136844 A5 JP2013136844 A5 JP 2013136844A5
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JP
Japan
Prior art keywords
tungsten powder
particle size
average particle
oxide film
oxide
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP2013046892A
Other languages
English (en)
Japanese (ja)
Other versions
JP5731559B2 (ja
JP2013136844A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2013046892A priority Critical patent/JP5731559B2/ja
Priority claimed from JP2013046892A external-priority patent/JP5731559B2/ja
Publication of JP2013136844A publication Critical patent/JP2013136844A/ja
Publication of JP2013136844A5 publication Critical patent/JP2013136844A5/ja
Application granted granted Critical
Publication of JP5731559B2 publication Critical patent/JP5731559B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2013046892A 2011-11-29 2013-03-08 電解コンデンサ用タングステン細粉 Expired - Fee Related JP5731559B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2013046892A JP5731559B2 (ja) 2011-11-29 2013-03-08 電解コンデンサ用タングステン細粉

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2011259926 2011-11-29
JP2011259926 2011-11-29
JP2013046892A JP5731559B2 (ja) 2011-11-29 2013-03-08 電解コンデンサ用タングステン細粉

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2012548167A Division JP5222438B1 (ja) 2011-11-29 2012-08-29 タングステン細粉の製造方法

Publications (3)

Publication Number Publication Date
JP2013136844A JP2013136844A (ja) 2013-07-11
JP2013136844A5 true JP2013136844A5 (enExample) 2015-04-30
JP5731559B2 JP5731559B2 (ja) 2015-06-10

Family

ID=48535094

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2012548167A Expired - Fee Related JP5222438B1 (ja) 2011-11-29 2012-08-29 タングステン細粉の製造方法
JP2013046892A Expired - Fee Related JP5731559B2 (ja) 2011-11-29 2013-03-08 電解コンデンサ用タングステン細粉

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP2012548167A Expired - Fee Related JP5222438B1 (ja) 2011-11-29 2012-08-29 タングステン細粉の製造方法

Country Status (5)

Country Link
US (1) US20140294663A1 (enExample)
EP (1) EP2786819A4 (enExample)
JP (2) JP5222438B1 (enExample)
CN (1) CN103945965B (enExample)
WO (1) WO2013080617A1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2786819A4 (en) * 2011-11-29 2015-09-16 Showa Denko Kk METHOD FOR PRODUCING A FINE TREATMENT OF TUNGSTEN
EP2851915B1 (en) * 2012-05-18 2016-11-30 Showa Denko K.K. Method for manufacturing capacitor element
WO2014097698A1 (ja) * 2012-12-17 2014-06-26 昭和電工株式会社 タングステン微粉の製造方法
US9959980B2 (en) * 2014-12-09 2018-05-01 Showa Denko K.K. Solid electrolytic capacitor element and method for manufacturing solid electrolytic capacitor element
RU2759551C1 (ru) * 2021-04-05 2021-11-15 Общество с ограниченной ответственностью "Вириал" (ООО "Вириал") Способ получения гидрированного порошка пластичного металла или сплава
CN119328151A (zh) * 2024-11-18 2025-01-21 西安建筑科技大学 一种用于制备球形钼粉的高能球磨微氧化-氨剥离方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5211752A (en) * 1975-07-17 1977-01-28 Toshiba Corp Method of manufacturing cathodes for electron tubes
JPS63293104A (ja) * 1987-05-25 1988-11-30 Nippon Steel Corp 銅微粉末の製造方法
US5993513A (en) * 1996-04-05 1999-11-30 Cabot Corporation Method for controlling the oxygen content in valve metal materials
US5954856A (en) * 1996-04-25 1999-09-21 Cabot Corporation Method of making tantalum metal powder with controlled size distribution and products made therefrom
JP2003272959A (ja) 2002-03-15 2003-09-26 Sanyo Electric Co Ltd コンデンサ
JP4274857B2 (ja) 2002-07-26 2009-06-10 三洋電機株式会社 電解コンデンサの製造方法
TWI225656B (en) 2002-07-26 2004-12-21 Sanyo Electric Co Electrolytic capacitor and a fabrication method therefor
JP2004091852A (ja) * 2002-08-30 2004-03-25 Fujitsu Ltd マグネシウム材に対する高耐食性陽極酸化膜の形成方法およびこれにより形成されたマグネシウム材製筐体
WO2004055843A1 (ja) 2002-12-13 2004-07-01 Sanyo Electric Co.,Ltd. 固体電解コンデンサ及びその製造方法
US7875347B2 (en) * 2003-12-29 2011-01-25 General Electric Company Composite coatings for groundwall insulation, method of manufacture thereof and articles derived therefrom
JP2005325448A (ja) * 2004-04-15 2005-11-24 Jfe Mineral Co Ltd タンタル粉末およびこれを用いた固体電解コンデンサ
WO2005099936A1 (ja) * 2004-04-15 2005-10-27 Jfe Mineral Company, Ltd. タンタル粉末およびこれを用いた固体電解コンデンサ
JP2006299385A (ja) * 2005-04-25 2006-11-02 Noritake Co Ltd 白金粉末、その製造方法、および圧電セラミック材用白金ペースト
JP4921806B2 (ja) * 2006-02-13 2012-04-25 住友金属鉱山株式会社 タングステン超微粉及びその製造方法
CN101983804B (zh) * 2010-12-03 2012-07-04 中南大学 近球形钨粉的制备方法
KR101518989B1 (ko) * 2010-12-24 2015-05-11 쇼와 덴코 가부시키가이샤 텅스텐 분말, 콘덴서의 양극체 및 전해 콘덴서
CN103945964A (zh) * 2011-11-15 2014-07-23 昭和电工株式会社 钨细粉的制造方法
EP2786819A4 (en) * 2011-11-29 2015-09-16 Showa Denko Kk METHOD FOR PRODUCING A FINE TREATMENT OF TUNGSTEN

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