JP2019007032A5 - - Google Patents
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- JP2019007032A5 JP2019007032A5 JP2017120821A JP2017120821A JP2019007032A5 JP 2019007032 A5 JP2019007032 A5 JP 2019007032A5 JP 2017120821 A JP2017120821 A JP 2017120821A JP 2017120821 A JP2017120821 A JP 2017120821A JP 2019007032 A5 JP2019007032 A5 JP 2019007032A5
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- JP
- Japan
- Prior art keywords
- slurry
- nickel
- mass
- organic
- producing
- 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.)
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- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims 54
- 239000002002 slurry Substances 0.000 claims 29
- 229910052759 nickel Inorganic materials 0.000 claims 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 15
- 238000004519 manufacturing process Methods 0.000 claims 14
- 239000006185 dispersion Substances 0.000 claims 13
- 239000010419 fine particle Substances 0.000 claims 8
- 230000005012 migration Effects 0.000 claims 5
- 239000003960 organic solvent Substances 0.000 claims 5
- 239000002270 dispersing agent Substances 0.000 claims 3
- 239000002245 particle Substances 0.000 claims 3
- 239000007791 liquid phase Substances 0.000 claims 2
- 239000000839 emulsion Substances 0.000 claims 1
- 239000011521 glass Substances 0.000 claims 1
- 230000003287 optical Effects 0.000 claims 1
- 239000007800 oxidant agent Substances 0.000 claims 1
- 239000000758 substrate Substances 0.000 claims 1
- 230000003746 surface roughness Effects 0.000 claims 1
Claims (13)
前記水スラリーに、有機溶剤と分散移行促進剤を添加して、該有機溶剤のスラリーに置換して有機スラリーを製造する有機スラリー製造工程と、
前記有機スラリーに、分散剤の存在下、１００ＭＰａ以上の圧力下で分散処理を施す高圧分散工程と、
分散処理を施した前記有機スラリーをペースト化するペースト化工程と、を有する
ニッケルペーストの製造方法。 A water slurry producing step of producing water slurry by adding water to nickel fine particles having a particle size of less than 100 nm produced by a liquid phase method;
In the water slurry, an organic solvent and a dispersion migration accelerator are added, and an organic slurry production step of producing an organic slurry by substituting with a slurry of the organic solvent,
A high pressure dispersion step of subjecting the organic slurry to a dispersion treatment in the presence of a dispersant under a pressure of 100 MPa or more;
A method of manufacturing a nickel paste, comprising: a paste forming step of forming the dispersion-treated organic slurry into a paste.
請求項１に記載のニッケルペーストの製造方法。 The method for producing a nickel paste according to claim 1, wherein in the water slurry production step, water is added to the nickel fine particles so that the water content in the water slurry is 30% by mass or more and 90% by mass or less.
請求項１又は２に記載のニッケルペーストの製造方法。 The method for producing a nickel paste according to claim 1, wherein in the organic slurry production step, an organic solvent of 10% by mass or more and 70% by mass or less is added to 100% by mass of the nickel fine particles in the water slurry.
請求項１乃至３のいずれか１項に記載のニッケルペーストの製造方法。 In the said organic-slurry manufacturing process, 0.1 mass% or more and 3 mass% or less of a dispersion migration promoter are added to said water slurry with respect to 100 mass% of said nickel fine particles. A method for producing the nickel paste described.
請求項１乃至４のいずれか１項に記載のニッケルペーストの製造方法。 The method for producing a nickel paste according to claim 1, wherein in the high-pressure dispersion step, the dispersion treatment is performed in the presence of an oxidizing agent.
請求項１乃至５のいずれか１項に記載のニッケルペーストの製造方法。 In the high-pressure dispersion step, the dispersant is added to the organic slurry in a proportion of 0.01% by mass or more and 5.5% by mass or less with respect to 100% by mass of nickel fine particles. Item 2. A method for producing a nickel paste according to item.
請求項１乃至６のいずれか１項に記載のニッケルペーストの製造方法。 The method for producing a nickel paste according to claim 1, wherein a water-in-oil type emulsion type organic slurry is produced in the organic slurry producing step.
請求項１乃至７のいずれか１項に記載のニッケルペーストの製造方法。 The method for producing a nickel paste according to any one of claims 1 to 7, wherein a water content in the organic slurry obtained in the organic slurry production step is 3% by mass or less.
前記水スラリーに、有機溶剤と分散移行促進剤を添加して、該有機溶剤のスラリーに置換して有機スラリーを製造する有機スラリー製造工程と、
前記有機スラリーに、分散剤の存在下、１００ＭＰａ以上の圧力下で分散処理を施す高圧分散工程と、を有する
ニッケル有機スラリーの製造方法。 A water slurry producing step of producing water slurry by adding water to nickel fine particles having a particle size of less than 100 nm produced by a liquid phase method;
In the water slurry, an organic solvent and a dispersion migration accelerator are added, and an organic slurry production step of producing an organic slurry by substituting with a slurry of the organic solvent,
A high pressure dispersion step of subjecting the organic slurry to a dispersion treatment in the presence of a dispersant under a pressure of 100 MPa or more.
前記ニッケルペーストを膜厚３０μｍとなるように印刷後、１２０℃で４０分間、空気中で乾燥させ得られた乾燥膜を直径４０ｍｍの円板状に切断し、ＪＩＳ Ｚ−８７４１に準拠して、入射角４５°で測定したグロス値が、１５０以上である
ニッケルペースト。 At least nickel fine particles, a nickel paste containing a dispersion migration accelerator,
After printing the nickel paste to a film thickness of 30 μm, it was dried in air at 120° C. for 40 minutes, and the obtained dried film was cut into a disc having a diameter of 40 mm, according to JIS Z-8741. A nickel paste whose gloss value measured at an incident angle of 45° is 150 or more.
請求項１０に記載のニッケルペースト。 After applying the nickel paste onto a glass substrate using an applicator (gap thickness 5 μm), it was dried in air at 120° C. for 5 minutes, and a dry film having a thickness of 3 μm was prepared with an optical interference type surface profile measuring device. The nickel paste according to claim 10, which has a surface roughness of 0.06 µm or less when measured by using the nickel paste.
請求項１０又は１１に記載のニッケルペースト。 After printing the nickel paste so as to have a film thickness of 30 μm, it was dried in air at 120° C. for 40 minutes, and the obtained dried film was cut into a disc shape having a diameter of 40 mm, and the thickness and mass were measured. And the dry film density calculated from the mass is 5 g/cm 3 or more, The nickel paste according to claim 10.
前記ニッケル有機スラリー中に含まれる粒子のメジアン径（ＤThe median diameter of the particles contained in the nickel organic slurry (D ５０Fifty ）が７００ｎｍ以下である) Is less than 700 nm
ニッケル有機スラリー。Nickel organic slurry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017120821A JP7091611B2 (en) | 2017-06-20 | 2017-06-20 | Nickel paste and its manufacturing method, and nickel organic slurry manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017120821A JP7091611B2 (en) | 2017-06-20 | 2017-06-20 | Nickel paste and its manufacturing method, and nickel organic slurry manufacturing method |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2019007032A JP2019007032A (en) | 2019-01-17 |
| JP2019007032A5 true JP2019007032A5 (en) | 2020-07-16 |
| JP7091611B2 JP7091611B2 (en) | 2022-06-28 |
Family
ID=65028565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017120821A Active JP7091611B2 (en) | 2017-06-20 | 2017-06-20 | Nickel paste and its manufacturing method, and nickel organic slurry manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP7091611B2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7332980B2 (en) * | 2019-03-29 | 2023-08-24 | 戸田工業株式会社 | Non-aqueous dispersion containing barium titanate particles and method for producing the same |
| CN114694973A (en) * | 2022-05-05 | 2022-07-01 | 肇庆绿宝石电子科技股份有限公司 | Method for preparing conducting polymer by ultrasonic wave and solid capacitor |
| CN117457389A (en) * | 2023-11-29 | 2024-01-26 | 广东微容电子科技有限公司 | Method for treating ceramic element before printing internal electrode paste |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05299288A (en) * | 1992-04-17 | 1993-11-12 | Tokin Corp | Manufacture of laminated ceramic capacitor |
| JP3778074B2 (en) * | 2001-10-23 | 2006-05-24 | 住友金属鉱山株式会社 | Method for producing nickel powder dispersed organic slurry |
| JP4302453B2 (en) * | 2003-07-03 | 2009-07-29 | サカタインクス株式会社 | Ni powder dispersion method and Ni powder dispersion obtained by the method |
| JP4495644B2 (en) * | 2004-07-30 | 2010-07-07 | Ｊｆｅミネラル株式会社 | Metal super fine slurry |
| JP2006183066A (en) * | 2004-12-27 | 2006-07-13 | Sumitomo Metal Mining Co Ltd | Nickel powder-dispersed organic slurry and method for producing the same |
| JP6179274B2 (en) * | 2013-08-27 | 2017-08-16 | 住友金属鉱山株式会社 | Nickel paste manufacturing method and nickel paste |
| JP6562196B2 (en) * | 2014-05-08 | 2019-08-21 | 国立大学法人北海道大学 | Copper fine particle sintered body and method for producing conductive substrate |
| WO2016047760A1 (en) * | 2014-09-26 | 2016-03-31 | 住友金属鉱山株式会社 | Nickel paste and nickel paste production method |
| WO2016125581A1 (en) * | 2015-02-06 | 2016-08-11 | 国立大学法人北海道大学 | Composite fine particles, dispersion liquid, production method and use of said composite fine particles, and production method and use of said dispersion liquid |
-
2017
- 2017-06-20 JP JP2017120821A patent/JP7091611B2/en active Active
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