JP2013196967A - 導電性微粉末、導電性ペースト及び電子部品 - Google Patents
導電性微粉末、導電性ペースト及び電子部品 Download PDFInfo
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- H—ELECTRICITY
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/05—Metallic powder characterised by the size or surface area of the particles
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- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/05—Metallic powder characterised by the size or surface area of the particles
- B22F1/054—Nanosized particles
- B22F1/0551—Flake form nanoparticles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/14—Treatment of metallic powder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
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- B22F9/00—Making metallic powder or suspensions thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
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- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
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- B82—NANOTECHNOLOGY
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- H—ELECTRICITY
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- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/005—Electrodes
- H01G4/008—Selection of materials
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/005—Electrodes
- H01G4/008—Selection of materials
- H01G4/0085—Fried electrodes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/018—Dielectrics
- H01G4/06—Solid dielectrics
- H01G4/08—Inorganic dielectrics
- H01G4/12—Ceramic dielectrics
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/30—Stacked capacitors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
- B22F2009/084—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid combination of methods
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
- B22F2009/0888—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid casting construction of the melt process, apparatus, intermediate reservoir, e.g. tundish, devices for temperature control
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
Abstract
【解決手段】本発明は、扁平状金属/合金微粒子1を含む導電性微粉末にむけられている。扁平状金属/合金微粒子1は、母材111にナノ結晶またはナノ非結晶のナノ粒子112を混合または生成させたナノコンポジット構造を有し、最大厚みT11が50nm以下で、最大差し渡し径D1が厚みT11の2倍以上である。この導電性微粉末は、グラビア印刷の用途に適している。
【選択図】図1
Description
導電性微粉末を構成する1個の扁平状粒子の平均長径は1.0μm以上かつ20μm以下、平均厚みは5nm以上かつ100nm以下、アスペクト比は100以上、導電性ペースト膜での導電性微粉末の充填率は50%以上であることが好ましいとされている。
(a)電極が薄層化されても、電極切れが生じにくい導電性微粉末、導電性ペースト及び電子部品を提供することができる。
(b)偏析の少ない均一化された組成をもつ高品質の電極を形成するのに適した導電性微粉末、導電性ペースト及び電子部品を提供することができる。
111 母材組織
112 ナノ粒子
Claims (8)
- 扁平状の金属/合金微粒子を含む導電性微粉末であって、
前記扁平状金属/合金微粒子は、母材に結晶もしくは非結晶のナノ粒子を混合または生成させたナノコンポジット構造を有し、最大厚みが50nm以下で、最大差し渡し径が前記厚みの2倍以上である、
導電性微粉末。 - 請求項1に記載された導電性微粉末であって、グラビア印刷用である導電性微粉末。
- 請求項1に記載された導電性微粉末であって、前記母材及び前記ナノ粒子は、単一金属、合金、酸化物、硫化物、珪化物、炭化物又は塩化物の何れかを有するナノコンポジット構造である、導電性微粉末。
- 請求項3に記載された導電性微粉末であって、前記母材及び前記ナノ粒子は、Ni、Cr、Ag、Cu、Au、Pt、PdSn、In、Bi、Ga又はSbの群から選択された少なくても1種を含む、導電性微粉末。
- 導電性微粉末と、有機ビヒクルとを含む導電性ペーストであって、
前記導電性微粉末は、請求項1乃至4の何れかに記載されたものでなり、前記有機ビヒクル中に分散されている、
導電性ペースト。 - 電極を有する電子部品であって、
前記電極は、請求項1乃至5の何れかに記載された導電性微粉末の焼結体を含むナノコンポジット構造を有する、電子部品。 - 請求項6に記載された電子部品であって、前記内部電極は、複層であり、それぞれは、前記セラミック素体の内部に層状に埋設されている、電子部品。
- 電子部品を製造する方法であって、
セラミック・グリーン・シートの少なくとも一面上に、導電ペーストをグラビア印刷する工程を含み、
前記導電性ペーストは、請求項5に記載されたものでなる、
方法。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012064176A JP5124691B1 (ja) | 2012-03-21 | 2012-03-21 | 導電性微粉末、導電性ペースト及び電子部品 |
US13/795,285 US20130250481A1 (en) | 2012-03-21 | 2013-03-12 | Conductive fine powder, conductive paste and electronic component |
SG2013018155A SG193728A1 (en) | 2012-03-21 | 2013-03-12 | Conductive fine powder, conductive paste and electronic component |
EP13275071.2A EP2642492A1 (en) | 2012-03-21 | 2013-03-19 | Conductive fine powder, conductive paste and electronic component |
KR1020130029915A KR20130107248A (ko) | 2012-03-21 | 2013-03-20 | 도전성 미분말, 도전성 페이스트 및 전자부품 |
TW102109788A TWI626662B (zh) | 2012-03-21 | 2013-03-20 | 導電性微粉末、導電性糊、電子零件及其製造方法 |
CN201310091341XA CN103325434A (zh) | 2012-03-21 | 2013-03-21 | 导电性微粉末、导电性浆料及电子部件 |
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JP2012064176A JP5124691B1 (ja) | 2012-03-21 | 2012-03-21 | 導電性微粉末、導電性ペースト及び電子部品 |
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JP5124691B1 JP5124691B1 (ja) | 2013-01-23 |
JP2013196967A true JP2013196967A (ja) | 2013-09-30 |
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US (1) | US20130250481A1 (ja) |
EP (1) | EP2642492A1 (ja) |
JP (1) | JP5124691B1 (ja) |
KR (1) | KR20130107248A (ja) |
CN (1) | CN103325434A (ja) |
SG (1) | SG193728A1 (ja) |
TW (1) | TWI626662B (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015076518A (ja) * | 2013-10-09 | 2015-04-20 | 有限会社 ナプラ | 接合部及び電気配線 |
JP2019186519A (ja) * | 2018-04-10 | 2019-10-24 | サムソン エレクトロ−メカニックス カンパニーリミテッド. | 積層型キャパシタ |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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US9536632B2 (en) * | 2013-09-27 | 2017-01-03 | Sunpower Corporation | Mechanically deformed metal particles |
JP6029222B1 (ja) | 2015-07-08 | 2016-11-24 | 有限会社 ナプラ | 金属粒子、ペースト、成形体、及び、積層体 |
CN112584968A (zh) * | 2018-08-08 | 2021-03-30 | 库普利昂公司 | 高温焊剂及由其形成的连接部 |
WO2020132753A1 (es) * | 2018-12-26 | 2020-07-02 | Universidad Técnica Federico Santa María | Método para obtener aleaciones metálicas a partir de un conjunto de materias primas |
CN114520067B (zh) * | 2020-11-20 | 2024-04-05 | 常州明耀半导体科技有限公司 | 一种导电浆料及透明显示装置 |
KR20230008405A (ko) * | 2021-07-07 | 2023-01-16 | 삼성전기주식회사 | 커패시터 부품 및 커패시터 부품의 제조 방법 |
Family Cites Families (15)
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US2778762A (en) * | 1948-11-11 | 1957-01-22 | Technograph Printed Circuits L | Electric capacitor and method of making same |
US6933331B2 (en) * | 1998-05-22 | 2005-08-23 | Nanoproducts Corporation | Nanotechnology for drug delivery, contrast agents and biomedical implants |
JP3534999B2 (ja) * | 1997-12-19 | 2004-06-07 | 京セラ株式会社 | 導電性ペースト |
JPH11310806A (ja) * | 1998-04-28 | 1999-11-09 | Fukuda Metal Foil & Powder Co Ltd | 導電ペースト用銅銀複合粉の製造方法 |
JP2005105376A (ja) * | 2003-09-30 | 2005-04-21 | Sumitomo Osaka Cement Co Ltd | 銀微粒子及びその製造方法 |
JP4517230B2 (ja) * | 2004-08-31 | 2010-08-04 | 三菱マテリアル株式会社 | 金属微粒子含有組成物、およびその用途 |
KR100633846B1 (ko) * | 2005-03-23 | 2006-10-13 | 삼성전기주식회사 | 도전성 배선재료, 배선기판의 제조방법 및 배선기판 |
JP5180588B2 (ja) * | 2005-12-22 | 2013-04-10 | ナミックス株式会社 | 熱硬化性導電ペースト及びそれを用いて形成した外部電極を有する積層セラミック部品 |
JP5047864B2 (ja) * | 2008-04-04 | 2012-10-10 | Dowaエレクトロニクス株式会社 | 微小銀粒子を含有する導電性ペースト及び硬化膜 |
JP5574395B2 (ja) * | 2008-04-04 | 2014-08-20 | 国立大学法人東北大学 | 複合材料及びその製造方法 |
JP5323461B2 (ja) * | 2008-12-03 | 2013-10-23 | 福田金属箔粉工業株式会社 | 導電塗料用の片状金属微粉末及びその製造方法 |
JP2011021255A (ja) * | 2009-07-16 | 2011-02-03 | Applied Nanoparticle Laboratory Corp | 3金属成分型複合ナノ金属ペースト、接合方法及び電子部品 |
JP5253351B2 (ja) * | 2009-10-20 | 2013-07-31 | 株式会社村田製作所 | 積層セラミック電子部品およびその製造方法、積層セラミック電子部品用の扁平状導電性微粉末ならびに積層セラミック電子部品用の扁平状導電性微粉末分散液 |
JP5858395B2 (ja) * | 2010-03-31 | 2016-02-10 | 日本ケミコン株式会社 | 金属化合物ナノ粒子とカーボンの複合体の製造方法 |
JP4790089B2 (ja) * | 2011-01-24 | 2011-10-12 | 有限会社ナプラ | 導電性組成物及び電子デバイスの製造方法 |
-
2012
- 2012-03-21 JP JP2012064176A patent/JP5124691B1/ja active Active
-
2013
- 2013-03-12 US US13/795,285 patent/US20130250481A1/en not_active Abandoned
- 2013-03-12 SG SG2013018155A patent/SG193728A1/en unknown
- 2013-03-19 EP EP13275071.2A patent/EP2642492A1/en not_active Withdrawn
- 2013-03-20 TW TW102109788A patent/TWI626662B/zh active
- 2013-03-20 KR KR1020130029915A patent/KR20130107248A/ko not_active Application Discontinuation
- 2013-03-21 CN CN201310091341XA patent/CN103325434A/zh active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015076518A (ja) * | 2013-10-09 | 2015-04-20 | 有限会社 ナプラ | 接合部及び電気配線 |
JP2019186519A (ja) * | 2018-04-10 | 2019-10-24 | サムソン エレクトロ−メカニックス カンパニーリミテッド. | 積層型キャパシタ |
JP7332085B2 (ja) | 2018-04-10 | 2023-08-23 | サムソン エレクトロ-メカニックス カンパニーリミテッド. | 積層型キャパシタ |
Also Published As
Publication number | Publication date |
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TWI626662B (zh) | 2018-06-11 |
JP5124691B1 (ja) | 2013-01-23 |
CN103325434A (zh) | 2013-09-25 |
US20130250481A1 (en) | 2013-09-26 |
KR20130107248A (ko) | 2013-10-01 |
EP2642492A1 (en) | 2013-09-25 |
TW201344705A (zh) | 2013-11-01 |
SG193728A1 (en) | 2013-10-30 |
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