JP4961601B2 - 銀粉とその製造方法及びこれを用いたペースト、電子回路部品、電気製品 - Google Patents
銀粉とその製造方法及びこれを用いたペースト、電子回路部品、電気製品 Download PDFInfo
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- JP4961601B2 JP4961601B2 JP2006036427A JP2006036427A JP4961601B2 JP 4961601 B2 JP4961601 B2 JP 4961601B2 JP 2006036427 A JP2006036427 A JP 2006036427A JP 2006036427 A JP2006036427 A JP 2006036427A JP 4961601 B2 JP4961601 B2 JP 4961601B2
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- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 title claims description 92
- 238000004519 manufacturing process Methods 0.000 title claims description 14
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 24
- 239000000460 chlorine Substances 0.000 claims description 24
- 229910052801 chlorine Inorganic materials 0.000 claims description 24
- 239000002245 particle Substances 0.000 claims description 22
- 239000012798 spherical particle Substances 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 14
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 13
- 150000002736 metal compounds Chemical class 0.000 claims description 13
- 238000005406 washing Methods 0.000 claims description 13
- 239000002002 slurry Substances 0.000 claims description 11
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 10
- 229910052718 tin Inorganic materials 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 229910001510 metal chloride Inorganic materials 0.000 claims description 9
- 239000002994 raw material Substances 0.000 claims description 9
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 8
- 238000000151 deposition Methods 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 239000010936 titanium Substances 0.000 claims description 8
- 229910052719 titanium Inorganic materials 0.000 claims description 8
- 150000001875 compounds Chemical class 0.000 claims description 6
- 239000002270 dispersing agent Substances 0.000 claims description 6
- 238000007561 laser diffraction method Methods 0.000 claims description 6
- 238000001556 precipitation Methods 0.000 claims description 6
- 239000007864 aqueous solution Substances 0.000 claims description 5
- 239000000047 product Substances 0.000 claims description 5
- 239000002244 precipitate Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- HPGGPRDJHPYFRM-UHFFFAOYSA-J tin(iv) chloride Chemical group Cl[Sn](Cl)(Cl)Cl HPGGPRDJHPYFRM-UHFFFAOYSA-J 0.000 claims description 2
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical group Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 claims description 2
- 238000007711 solidification Methods 0.000 claims 1
- 230000008023 solidification Effects 0.000 claims 1
- 229910052709 silver Inorganic materials 0.000 description 24
- 239000004332 silver Substances 0.000 description 24
- 239000004020 conductor Substances 0.000 description 18
- 238000010304 firing Methods 0.000 description 10
- 230000008018 melting Effects 0.000 description 9
- 238000002844 melting Methods 0.000 description 9
- 239000011135 tin Substances 0.000 description 9
- 229910000679 solder Inorganic materials 0.000 description 8
- 239000000243 solution Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 5
- 239000011521 glass Substances 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 230000007062 hydrolysis Effects 0.000 description 4
- 238000006460 hydrolysis reaction Methods 0.000 description 4
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- -1 fatty acid salts Chemical class 0.000 description 3
- 238000013508 migration Methods 0.000 description 3
- 230000005012 migration Effects 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 239000004925 Acrylic resin Substances 0.000 description 2
- 229920000178 Acrylic resin Polymers 0.000 description 2
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 235000014113 dietary fatty acids Nutrition 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000000194 fatty acid Substances 0.000 description 2
- 229930195729 fatty acid Natural products 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000009499 grossing Methods 0.000 description 2
- IKDUDTNKRLTJSI-UHFFFAOYSA-N hydrazine hydrate Chemical compound O.NN IKDUDTNKRLTJSI-UHFFFAOYSA-N 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 150000004671 saturated fatty acids Chemical class 0.000 description 2
- 238000007650 screen-printing Methods 0.000 description 2
- 229910001961 silver nitrate Inorganic materials 0.000 description 2
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 2
- 229910001887 tin oxide Inorganic materials 0.000 description 2
- 150000004670 unsaturated fatty acids Chemical class 0.000 description 2
- 235000021122 unsaturated fatty acids Nutrition 0.000 description 2
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 1
- FPZWZCWUIYYYBU-UHFFFAOYSA-N 2-(2-ethoxyethoxy)ethyl acetate Chemical compound CCOCCOCCOC(C)=O FPZWZCWUIYYYBU-UHFFFAOYSA-N 0.000 description 1
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 1
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 238000004438 BET method Methods 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000001856 Ethyl cellulose Substances 0.000 description 1
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 1
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 1
- 239000005642 Oleic acid Substances 0.000 description 1
- 229910020617 PbO—B2O3—SiO2 Inorganic materials 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- 235000021355 Stearic acid Nutrition 0.000 description 1
- 238000004833 X-ray photoelectron spectroscopy Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 239000003985 ceramic capacitor Substances 0.000 description 1
- 239000002738 chelating agent Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 229920001249 ethyl cellulose Polymers 0.000 description 1
- 235000019325 ethyl cellulose Nutrition 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052809 inorganic oxide Inorganic materials 0.000 description 1
- 238000004255 ion exchange chromatography Methods 0.000 description 1
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 1
- YWXYYJSYQOXTPL-SLPGGIOYSA-N isosorbide mononitrate Chemical compound [O-][N+](=O)O[C@@H]1CO[C@@H]2[C@@H](O)CO[C@@H]21 YWXYYJSYQOXTPL-SLPGGIOYSA-N 0.000 description 1
- LQBJWKCYZGMFEV-UHFFFAOYSA-N lead tin Chemical compound [Sn].[Pb] LQBJWKCYZGMFEV-UHFFFAOYSA-N 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- 125000002524 organometallic group Chemical group 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 150000003378 silver Chemical class 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000009283 thermal hydrolysis Methods 0.000 description 1
- 150000003606 tin compounds Chemical class 0.000 description 1
- GZNAASVAJNXPPW-UHFFFAOYSA-M tin(4+) chloride dihydrate Chemical compound O.O.[Cl-].[Sn+4] GZNAASVAJNXPPW-UHFFFAOYSA-M 0.000 description 1
- FWPIDFUJEMBDLS-UHFFFAOYSA-L tin(II) chloride dihydrate Substances O.O.Cl[Sn]Cl FWPIDFUJEMBDLS-UHFFFAOYSA-L 0.000 description 1
- YONPGGFAJWQGJC-UHFFFAOYSA-K titanium(iii) chloride Chemical compound Cl[Ti](Cl)Cl YONPGGFAJWQGJC-UHFFFAOYSA-K 0.000 description 1
Landscapes
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
- Powder Metallurgy (AREA)
- Conductive Materials (AREA)
- Non-Insulated Conductors (AREA)
Description
酸化物を被着することにより銀の融点に近い高温での焼成に適する銀粉を得ることについては、特開2001−240901号公報(特許文献1)が挙げられる。これは湿式で酸化物として沈殿させるか乾式で酸化物を直接に銀粉に固着させることにより酸化物被着銀粉を得ることで酸化物が均一に被着され、少量の酸化物の被着で高温焼成に適する銀粉が得られると記載されている。
したがって、本発明はこのような従来の問題点に鑑み、はんだ濡れ性を良好とし低抵抗化を実現できる、球状銀粉およびその製造方法等を提供することを目的とする。
Claims (15)
- 塩素を含有する金属化合物が該金属量0.12〜0.35質量%、塩素量0.014〜0.022質量%で被着してなる球状粒子からなることを特徴とする銀粉。
- レーザー回折法による平均粒径が1.6〜2.0μmである、請求項1記載の銀粉。
- 比表面積が0.52〜1.12m 2 /gである、請求項1または2に記載の銀粉。
- 前記化合物の金属元素がスズである、請求項1〜3のいずれかに記載の銀粉。
- 前記化合物の金属元素がチタンである、請求項1〜3のいずれかに記載の銀粉。
- 原料の球状粒子からなる銀粉が液中に分散したスラリー中において金属の塩化物を加水分解して塩素を含有する該金属の化合物の沈殿を生じさせて該沈殿を前記原料の球状粒子に被着せしめることを特徴とする銀粉の製造方法。
- 原料の球状粒子からなる銀粉が液中に分散したスラリー中において金属の塩化物を加水分解して塩素を含有する該金属の化合物の沈殿を生じさせて該沈殿を前記原料の球状粒子に被着せしめ、その後に固液分離し得られた固形分を水洗することを特徴とする銀粉の製造方法。
- 前記液がアルコールまたはアルコールを含む水溶液である、請求項6または7に記載の製造方法。
- 前記原料の球状粒子が分散剤で被覆された球状粒子である、請求項6〜8のいずれかに記載の製造方法。
- 前記水洗の終了時の水洗後液の電気伝導度が5〜50mS/mである、請求項7〜9のいずれかに記載の製造方法。
- 前記金属の塩化物が塩化スズである、請求項6〜10のいずれかに記載の製造方法。
- 前記金属の塩化物が塩化チタンである、請求項6〜10のいずれかに記載の製造方法。
- 請求項1〜5のいずれかに記載の銀粉を用いて作製された導電性ペースト。
- 請求項13記載の導電性ペーストを用いて作製された電子回路部品。
- 請求項14記載の電子回路部品を用いて作製された電気製品。
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JP2006036427A JP4961601B2 (ja) | 2006-02-14 | 2006-02-14 | 銀粉とその製造方法及びこれを用いたペースト、電子回路部品、電気製品 |
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JP2006036427A JP4961601B2 (ja) | 2006-02-14 | 2006-02-14 | 銀粉とその製造方法及びこれを用いたペースト、電子回路部品、電気製品 |
Publications (2)
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JP2007220332A JP2007220332A (ja) | 2007-08-30 |
JP4961601B2 true JP4961601B2 (ja) | 2012-06-27 |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5281529B2 (ja) * | 2009-09-28 | 2013-09-04 | 京都エレックス株式会社 | 加熱硬化型導電性ペースト組成物およびその導電性ペースト組成物を用いた電極並びに配線パターンの形成方法 |
MY185528A (en) * | 2011-11-18 | 2021-05-19 | Sumitomo Metal Mining Co | Silver powder, method for producing silver powder, and conductive paste |
JP5354041B2 (ja) * | 2012-02-24 | 2013-11-27 | 住友金属鉱山株式会社 | 銀粉の製造方法 |
JP6186156B2 (ja) * | 2013-03-30 | 2017-08-23 | Dowaエレクトロニクス株式会社 | 銀粉およびその製造方法並びにペースト、電子回路部品、電気製品 |
JP6428408B2 (ja) * | 2015-03-18 | 2018-11-28 | 三菱マテリアル株式会社 | ハンダ粉末の製造方法及びこの粉末を用いたハンダ用ペーストの製造方法 |
CN110303148B (zh) * | 2019-06-14 | 2021-07-20 | 湖南诺尔得材料科技有限公司 | 近球形银粉的制备方法 |
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JP4012960B2 (ja) * | 1996-09-12 | 2007-11-28 | Dowaエレクトロニクス株式会社 | 銀粉の製造方法 |
JPH10110123A (ja) * | 1996-10-08 | 1998-04-28 | Sumitomo Osaka Cement Co Ltd | 透明導電膜形成用塗料およびその製造方法、透明導電低反射性膜およびその製造方法、ならびに透明導電低反射性膜付き表示装置 |
JP4149353B2 (ja) * | 2003-10-28 | 2008-09-10 | 三井金属鉱業株式会社 | 二層コート金属粉及びその二層コート金属粉の製造方法並びにその二層コート金属粉を用いた導電性ペースト |
JP4149385B2 (ja) * | 2004-01-27 | 2008-09-10 | 三井金属鉱業株式会社 | 酸化アルミニウム被覆微粒銀粉およびその製造方法 |
JP4583063B2 (ja) * | 2004-04-14 | 2010-11-17 | 三井金属鉱業株式会社 | 銀化合物被覆銀粉及びその製造方法 |
JP2006002228A (ja) * | 2004-06-18 | 2006-01-05 | Dowa Mining Co Ltd | 球状銀粉およびその製造方法 |
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