JP5573792B2 - はんだバンプ形成方法 - Google Patents
はんだバンプ形成方法 Download PDFInfo
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- JP5573792B2 JP5573792B2 JP2011162100A JP2011162100A JP5573792B2 JP 5573792 B2 JP5573792 B2 JP 5573792B2 JP 2011162100 A JP2011162100 A JP 2011162100A JP 2011162100 A JP2011162100 A JP 2011162100A JP 5573792 B2 JP5573792 B2 JP 5573792B2
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- solder
- substrate
- solder powder
- powder
- electrode
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- 229910000679 solder Inorganic materials 0.000 title claims description 179
- 238000000034 method Methods 0.000 title claims description 53
- 230000015572 biosynthetic process Effects 0.000 title description 11
- 239000000843 powder Substances 0.000 claims description 68
- 239000000758 substrate Substances 0.000 claims description 58
- 230000004907 flux Effects 0.000 claims description 55
- 150000002148 esters Chemical class 0.000 claims description 13
- 238000002844 melting Methods 0.000 claims description 9
- 230000008018 melting Effects 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 9
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims 3
- 101100165177 Caenorhabditis elegans bath-15 gene Proteins 0.000 description 26
- 239000010410 layer Substances 0.000 description 15
- 150000001735 carboxylic acids Chemical class 0.000 description 10
- 239000011241 protective layer Substances 0.000 description 8
- 229910000765 intermetallic Inorganic materials 0.000 description 5
- 238000005304 joining Methods 0.000 description 5
- 229910018054 Ni-Cu Inorganic materials 0.000 description 4
- 229910018481 Ni—Cu Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000155 melt Substances 0.000 description 4
- 230000003628 erosive effect Effects 0.000 description 3
- 238000007654 immersion Methods 0.000 description 3
- 239000004593 Epoxy Substances 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 2
- 230000003064 anti-oxidating effect Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 150000001733 carboxylic acid esters Chemical class 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000006071 cream Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 235000021355 Stearic acid Nutrition 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000004760 aramid Substances 0.000 description 1
- 229920003235 aromatic polyamide Polymers 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- -1 fluororesin Polymers 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 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
- 239000003921 oil Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000011253 protective coating Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 235000003441 saturated fatty acids Nutrition 0.000 description 1
- 150000004671 saturated fatty acids Chemical class 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Images
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- Electric Connection Of Electric Components To Printed Circuits (AREA)
Description
Claims (4)
- 基板の表面に形成され、電極を有する接合凹部へはんだ粉末を供給する工程と、
前記はんだ粉末が供給された前記基板を、はんだの溶融温度以上の温度に保たれた溶融フラックス浴へ浸漬させ、前記はんだ粉末を溶融させる工程と、
前記基板を前記溶融フラックス浴から取り出す工程と、を有することを特徴とするはんだバンプ形成方法。 - 前記溶融フラックス浴は、カルボン酸とエステルの混合物であることを特徴とする請求項1記載のはんだバンプ形成方法。
- 前記混合物のカルボン酸とエステルの比率は、カルボン酸:エステル=50:50であることを特徴とする請求項2記載のはんだバンプ形成方法。
- 前記はんだ粉末を供給する工程の前に、Niを含有する事前フラックスを前記接合凹部の前記電極へ供給することを特徴とする請求項1〜3のいずれか一項記載のはんだバンプ形成方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011162100A JP5573792B2 (ja) | 2011-07-25 | 2011-07-25 | はんだバンプ形成方法 |
Applications Claiming Priority (1)
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JP2011162100A JP5573792B2 (ja) | 2011-07-25 | 2011-07-25 | はんだバンプ形成方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013026559A JP2013026559A (ja) | 2013-02-04 |
JP5573792B2 true JP5573792B2 (ja) | 2014-08-20 |
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JP2011162100A Active JP5573792B2 (ja) | 2011-07-25 | 2011-07-25 | はんだバンプ形成方法 |
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JP (1) | JP5573792B2 (ja) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06125169A (ja) * | 1992-10-13 | 1994-05-06 | Fujitsu Ltd | 予備はんだ法 |
JP2005535122A (ja) * | 2002-08-02 | 2005-11-17 | ビーエイイー・システムズ・インフォメーション・アンド・エレクトロニック・システムズ・インテグレイション・インコーポレーテッド | 感温電気デバイスの高密度相互接続 |
CN100501955C (zh) * | 2004-03-22 | 2009-06-17 | 株式会社田村制作所 | 焊料组成物和使用该焊料组成物的隆起形成方法 |
WO2006057394A1 (ja) * | 2004-11-29 | 2006-06-01 | Tamura Corporation | はんだバンプの形成方法及び装置 |
JP2007116051A (ja) * | 2005-10-24 | 2007-05-10 | Seiko Epson Corp | 半導体製造装置の製造方法 |
JP5169354B2 (ja) * | 2008-03-18 | 2013-03-27 | 富士通株式会社 | 接合材料及びそれを用いた接合方法 |
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2011
- 2011-07-25 JP JP2011162100A patent/JP5573792B2/ja active Active
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