JP4697643B2 - 電解銅粉の集合体及び該電解銅粉の製造方法 - Google Patents
電解銅粉の集合体及び該電解銅粉の製造方法 Download PDFInfo
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- JP4697643B2 JP4697643B2 JP2009206209A JP2009206209A JP4697643B2 JP 4697643 B2 JP4697643 B2 JP 4697643B2 JP 2009206209 A JP2009206209 A JP 2009206209A JP 2009206209 A JP2009206209 A JP 2009206209A JP 4697643 B2 JP4697643 B2 JP 4697643B2
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- copper powder
- electrolytic copper
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Description
β=b−B
L=Kλ/βcosθ
2 入射X線
3 反射X線
Claims (3)
- シェラー法を用いて面指数(200)の回折線に基づき測定した結晶子の平均粒径が20〜100nmである電解銅粉の集合体であって、見掛け密度が0.60〜1.80g/cm 3 であることを特徴とする電解銅粉の集合体。
- 電解液に電流を流すことによって電解銅粉を析出させる電解銅粉の製造方法において、前記電解液が硫酸銅水溶液中に添加剤としてタングステン酸塩、モリブデン酸塩及び硫黄含有有機化合物から選択される一種又は二種以上を添加したものであり、硫黄含有有機化合物がメルカプトアルキルスルホン酸、ジスルフィド、チオカルボン酸アミド及びチオカルバメートから選択される一種又は二種以上のものであり、前記添加剤としてタングステン酸塩を選択した場合にタングステン酸塩の電解液中の濃度が0.1〜15ppmであることを特徴とする電解銅粉の製造方法。
- 電解液中にチオ尿素及び/又はアリルチオ尿素が添加されている請求項2記載の電解銅粉の製造方法。
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009206209A JP4697643B2 (ja) | 2009-09-07 | 2009-09-07 | 電解銅粉の集合体及び該電解銅粉の製造方法 |
| CN2010101807715A CN102009169A (zh) | 2009-09-07 | 2010-05-14 | 电解铜粉以及该电解铜粉的制造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| JP2009206209A JP4697643B2 (ja) | 2009-09-07 | 2009-09-07 | 電解銅粉の集合体及び該電解銅粉の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2011058027A JP2011058027A (ja) | 2011-03-24 |
| JP4697643B2 true JP4697643B2 (ja) | 2011-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2009206209A Active JP4697643B2 (ja) | 2009-09-07 | 2009-09-07 | 電解銅粉の集合体及び該電解銅粉の製造方法 |
Country Status (2)
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| JP (1) | JP4697643B2 (ja) |
| CN (1) | CN102009169A (ja) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20170031215A (ko) | 2014-09-12 | 2017-03-20 | 스미토모 긴조쿠 고잔 가부시키가이샤 | 은코팅 동분 및 그것을 이용한 도전성 페이스트, 도전성 도료, 도전성 시트 |
| KR20170031210A (ko) | 2014-08-26 | 2017-03-20 | 스미토모 긴조쿠 고잔 가부시키가이샤 | 은 코팅 동분 및 그것을 이용한 도전성 페이스트, 도전성 도료, 도전성 시트 |
| US10654101B2 (en) | 2015-05-15 | 2020-05-19 | Sumitomo Metal Mining Co., Ltd. | Silver-coated copper powder, copper paste using same, conductive coating material, conductive sheet, and method for producing silver-coated copper powder |
| US10695830B2 (en) | 2015-05-15 | 2020-06-30 | Sumitomo Metal Mining Co., Ltd. | Copper powder, copper paste using same, conductive coating material, conductive sheet, and method for producing copper powder |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5320442B2 (ja) * | 2011-07-13 | 2013-10-23 | 三井金属鉱業株式会社 | デンドライト状銅粉 |
| JP5826435B1 (ja) * | 2014-02-14 | 2015-12-02 | 三井金属鉱業株式会社 | 銅粉 |
| KR20170003634A (ko) | 2014-06-25 | 2017-01-09 | 스미토모 긴조쿠 고잔 가부시키가이샤 | 동분 및 그것을 이용한 동페이스트, 도전성 도료, 도전성 시트 |
| JP5858200B1 (ja) | 2014-07-07 | 2016-02-10 | 住友金属鉱山株式会社 | 銅粉及びそれを用いた導電性ペースト、導電性塗料、導電性シート、帯電防止塗料 |
| JP6274076B2 (ja) * | 2014-10-31 | 2018-02-07 | 住友金属鉱山株式会社 | 銅粉及びそれを用いた銅ペースト、導電性塗料、導電性シート |
| JP6654164B2 (ja) * | 2017-03-30 | 2020-02-26 | タツタ電線株式会社 | 塩化銀被覆粒子 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1994024334A1 (en) * | 1993-04-19 | 1994-10-27 | Magma Copper Company | Process for making copper metal powder, copper oxides and copper foil |
| DE69510477T2 (de) * | 1994-03-14 | 2000-03-16 | Studiengesellschaft Kohle Mbh | Verfahren zur Herstellung von hoch verstreuten Metall-Kolloiden und von auf einem Substrat gebundenen Metall-Clusters durch elektrochemische Reduktion von Metallsalzen |
| JPH10110298A (ja) * | 1996-10-08 | 1998-04-28 | Japan Energy Corp | 電解液の浄化方法 |
| JP3794613B2 (ja) * | 2000-05-18 | 2006-07-05 | 三井金属鉱業株式会社 | 電解銅箔の電解装置 |
| JP4421556B2 (ja) * | 2003-02-18 | 2010-02-24 | 国立大学法人信州大学 | 金属粒子およびその製造方法 |
| CN1320672C (zh) * | 2005-07-25 | 2007-06-06 | 北京中科天华科技发展有限公司 | 一种适用于锂离子电池的纳米电解铜箔的制备方法 |
| JP5202858B2 (ja) * | 2007-03-23 | 2013-06-05 | 古河電気工業株式会社 | 銅微粒子の製造方法 |
| CN101275242A (zh) * | 2007-12-20 | 2008-10-01 | 金川集团有限公司 | 一种生产铜始极片的电解液添加剂及使用方法 |
-
2009
- 2009-09-07 JP JP2009206209A patent/JP4697643B2/ja active Active
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2010
- 2010-05-14 CN CN2010101807715A patent/CN102009169A/zh active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20170031210A (ko) | 2014-08-26 | 2017-03-20 | 스미토모 긴조쿠 고잔 가부시키가이샤 | 은 코팅 동분 및 그것을 이용한 도전성 페이스트, 도전성 도료, 도전성 시트 |
| KR20170031215A (ko) | 2014-09-12 | 2017-03-20 | 스미토모 긴조쿠 고잔 가부시키가이샤 | 은코팅 동분 및 그것을 이용한 도전성 페이스트, 도전성 도료, 도전성 시트 |
| US10654101B2 (en) | 2015-05-15 | 2020-05-19 | Sumitomo Metal Mining Co., Ltd. | Silver-coated copper powder, copper paste using same, conductive coating material, conductive sheet, and method for producing silver-coated copper powder |
| US10695830B2 (en) | 2015-05-15 | 2020-06-30 | Sumitomo Metal Mining Co., Ltd. | Copper powder, copper paste using same, conductive coating material, conductive sheet, and method for producing copper powder |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2011058027A (ja) | 2011-03-24 |
| CN102009169A (zh) | 2011-04-13 |
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