JP6120139B2 - 鉛フリーはんだ用フラックス、鉛フリーソルダペーストおよび鉛フリー糸はんだ - Google Patents
鉛フリーはんだ用フラックス、鉛フリーソルダペーストおよび鉛フリー糸はんだ Download PDFInfo
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- JP6120139B2 JP6120139B2 JP2013009493A JP2013009493A JP6120139B2 JP 6120139 B2 JP6120139 B2 JP 6120139B2 JP 2013009493 A JP2013009493 A JP 2013009493A JP 2013009493 A JP2013009493 A JP 2013009493A JP 6120139 B2 JP6120139 B2 JP 6120139B2
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- acid
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- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- KALUFYNMZMMPEJ-UHFFFAOYSA-N [2,4-bis(bromomethyl)phenyl]methyl octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC1=CC=C(CBr)C=C1CBr KALUFYNMZMMPEJ-UHFFFAOYSA-N 0.000 description 1
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 description 1
- WHIOZMFCIBROPO-UHFFFAOYSA-N [4-(bromomethyl)phenyl] dodecanoate Chemical compound CCCCCCCCCCCC(=O)OC1=CC=C(CBr)C=C1 WHIOZMFCIBROPO-UHFFFAOYSA-N 0.000 description 1
- OCZUMFDQANXDLH-UHFFFAOYSA-N [4-(bromomethyl)phenyl] tetradecanoate Chemical compound CCCCCCCCCCCCCC(=O)OC1=CC=C(CBr)C=C1 OCZUMFDQANXDLH-UHFFFAOYSA-N 0.000 description 1
- DMFZOCMBJCBSPK-UHFFFAOYSA-N [4-(bromomethyl)phenyl] undecanoate Chemical compound CCCCCCCCCCC(=O)OC1=CC=C(CBr)C=C1 DMFZOCMBJCBSPK-UHFFFAOYSA-N 0.000 description 1
- FWERZCGGVBYJBQ-UHFFFAOYSA-N [4-(bromomethyl)phenyl]methyl octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC1=CC=C(CBr)C=C1 FWERZCGGVBYJBQ-UHFFFAOYSA-N 0.000 description 1
- QCEUXSAXTBNJGO-UHFFFAOYSA-N [Ag].[Sn] Chemical compound [Ag].[Sn] QCEUXSAXTBNJGO-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000001361 adipic acid Substances 0.000 description 1
- 235000011037 adipic acid Nutrition 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- DTOSIQBPPRVQHS-PDBXOOCHSA-N alpha-linolenic acid Chemical compound CC\C=C/C\C=C/C\C=C/CCCCCCCC(O)=O DTOSIQBPPRVQHS-PDBXOOCHSA-N 0.000 description 1
- 235000020661 alpha-linolenic acid Nutrition 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 235000013871 bee wax Nutrition 0.000 description 1
- 239000012166 beeswax Substances 0.000 description 1
- 235000010233 benzoic acid Nutrition 0.000 description 1
- AGEZXYOZHKGVCM-UHFFFAOYSA-N benzyl bromide Chemical compound BrCC1=CC=CC=C1 AGEZXYOZHKGVCM-UHFFFAOYSA-N 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- NJPQVIOFDBFZGX-UHFFFAOYSA-N bromic acid;ethanamine Chemical compound CCN.OBr(=O)=O NJPQVIOFDBFZGX-UHFFFAOYSA-N 0.000 description 1
- XGSQVNLLKDVOAZ-UHFFFAOYSA-N bromic acid;n-ethylethanamine Chemical compound OBr(=O)=O.CCNCC XGSQVNLLKDVOAZ-UHFFFAOYSA-N 0.000 description 1
- CXWAHAICVAIDDQ-UHFFFAOYSA-N bromo hydrogen carbonate Chemical class OC(=O)OBr CXWAHAICVAIDDQ-UHFFFAOYSA-N 0.000 description 1
- QQWGVQWAEANRTK-UHFFFAOYSA-N bromosuccinic acid Chemical compound OC(=O)CC(Br)C(O)=O QQWGVQWAEANRTK-UHFFFAOYSA-N 0.000 description 1
- KDYFGRWQOYBRFD-NUQCWPJISA-N butanedioic acid Chemical compound O[14C](=O)CC[14C](O)=O KDYFGRWQOYBRFD-NUQCWPJISA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 235000013869 carnauba wax Nutrition 0.000 description 1
- 239000004203 carnauba wax Substances 0.000 description 1
- 239000004359 castor oil Substances 0.000 description 1
- 235000019438 castor oil Nutrition 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 235000019304 dilauryl thiodipropionate Nutrition 0.000 description 1
- VJZWIFWPGRIJSN-XRHABHTOSA-N dilinoleic acid Chemical compound CCCCC\C=C/C\C=C/CCCCCCCC(O)=O.CCCCC\C=C/C\C=C/CCCCCCCC(O)=O VJZWIFWPGRIJSN-XRHABHTOSA-N 0.000 description 1
- RRZCFXQTVDJDGF-UHFFFAOYSA-N dodecyl 3-(3-octadecoxy-3-oxopropyl)sulfanylpropanoate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)CCSCCC(=O)OCCCCCCCCCCCC RRZCFXQTVDJDGF-UHFFFAOYSA-N 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000005496 eutectics Effects 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- JMMWKPVZQRWMSS-UHFFFAOYSA-N isopropanol acetate Natural products CC(C)OC(C)=O JMMWKPVZQRWMSS-UHFFFAOYSA-N 0.000 description 1
- 229940011051 isopropyl acetate Drugs 0.000 description 1
- GWYFCOCPABKNJV-UHFFFAOYSA-N isovaleric acid Chemical compound CC(C)CC(O)=O GWYFCOCPABKNJV-UHFFFAOYSA-N 0.000 description 1
- 229960004488 linolenic acid Drugs 0.000 description 1
- KQQKGWQCNNTQJW-UHFFFAOYSA-N linolenic acid Natural products CC=CCCC=CCC=CCCCCCCCC(O)=O KQQKGWQCNNTQJW-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- LDZSZDPWGXKEIR-UHFFFAOYSA-N methylazanium bromate Chemical class CN.O[Br](=O)=O LDZSZDPWGXKEIR-UHFFFAOYSA-N 0.000 description 1
- LVHBHZANLOWSRM-UHFFFAOYSA-N methylenebutanedioic acid Natural products OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- WQEPLUUGTLDZJY-UHFFFAOYSA-N n-Pentadecanoic acid Natural products CCCCCCCCCCCCCCC(O)=O WQEPLUUGTLDZJY-UHFFFAOYSA-N 0.000 description 1
- RBOYZKACNVQTQP-UHFFFAOYSA-N n-[4-(bromomethyl)phenyl]octadecanamide Chemical compound CCCCCCCCCCCCCCCCCC(=O)NC1=CC=C(CBr)C=C1 RBOYZKACNVQTQP-UHFFFAOYSA-N 0.000 description 1
- HKUFIYBZNQSHQS-UHFFFAOYSA-N n-octadecyloctadecan-1-amine Chemical compound CCCCCCCCCCCCCCCCCCNCCCCCCCCCCCCCCCCCC HKUFIYBZNQSHQS-UHFFFAOYSA-N 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- LYRFLYHAGKPMFH-UHFFFAOYSA-N octadecanamide Chemical compound CCCCCCCCCCCCCCCCCC(N)=O LYRFLYHAGKPMFH-UHFFFAOYSA-N 0.000 description 1
- SSDSCDGVMJFTEQ-UHFFFAOYSA-N octadecyl 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)CCC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 SSDSCDGVMJFTEQ-UHFFFAOYSA-N 0.000 description 1
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229940081066 picolinic acid Drugs 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 239000003784 tall oil Substances 0.000 description 1
- TUNFSRHWOTWDNC-HKGQFRNVSA-N tetradecanoic acid Chemical compound CCCCCCCCCCCCC[14C](O)=O TUNFSRHWOTWDNC-HKGQFRNVSA-N 0.000 description 1
- 229940095068 tetradecene Drugs 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- GZCWPZJOEIAXRU-UHFFFAOYSA-N tin zinc Chemical compound [Zn].[Sn] GZCWPZJOEIAXRU-UHFFFAOYSA-N 0.000 description 1
- BDZBKCUKTQZUTL-UHFFFAOYSA-N triethyl phosphite Chemical compound CCOP(OCC)OCC BDZBKCUKTQZUTL-UHFFFAOYSA-N 0.000 description 1
- PEXOFOFLXOCMDX-UHFFFAOYSA-N tritridecyl phosphite Chemical compound CCCCCCCCCCCCCOP(OCCCCCCCCCCCCC)OCCCCCCCCCCCCC PEXOFOFLXOCMDX-UHFFFAOYSA-N 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Landscapes
- Electric Connection Of Electric Components To Printed Circuits (AREA)
Description
(A)成分:通常2〜30質量%程度、好ましくは5〜20質量%
(B)成分:通常30〜70質量%程度、好ましくは35〜60質量%
(C)成分:通常0.5〜10質量%程度、好ましくは3〜7質量%
(D)成分:通常0〜20質量%程度、好ましくは5〜10質量%
(E)成分:通常0〜50質量%程度、好ましくは20〜40質量%
(F)成分:通常0〜5質量%程度、好ましくは0.5〜2質量%
実施例1
市販のダイマー酸ジアルキルエステル(商品名「KAK DAPIP−R」、高級アルコール工業(株)製、ジリノール酸のジイソプロピルエステル)を5部、アクリル化ロジン水素化物(商品名「KE−604」、荒川化学工業(株)製)を40部、グルタル酸(GA)を3部、trans−2,3−ジブロモ−1,4−ブテンジオール(DBBD)を1.5部、ポリアミド系チキソトロピック剤(商品名「MA−WAX−O」、川研ファインケミカル(株)社製)を5部、ヘキシルジグリコール(HeDG)を45部、及び酸化防止剤(商品名「Irganox1010」、チバ・ジャパン(株)製)を5部、加熱下に良く混合し、フラックスを調製した。
実施例1の原料を表1、表2に示す部数で加熱下に良く混合し、フラックスを調製した。
市販の鉛フリー糸はんだ合金(96.5Sn/3Ag/0.5Cu、商品名「FLF 01−1.6−W」、松尾はんだ(株)製、直径1.6mm、フラックスは組み込まれていない。)を0.2g計りとり、円状に丸めて銅板上に載置し、その内側に実施例1のフラックスを0.05g塗布し、該銅板を270℃で30秒間加熱した。その後該銅板を室温まで急冷し、濡れ広がったはんだ合金を覆っているフラックス残渣膜のクラックの程度を以下の基準で目視判断した。また、実施例2〜4及び比較例1のフラックスについても同様にクラックの程度を目視判断した。なお、実施例2〜6、比較例1〜4のフラックスはいずれも、はんだ合金の濡れ性が良好であった(表1および2中、○で示す)。
◎:フラックス残渣膜にはクラックが全く生じていない
○:フラックス残渣膜にはクラックがほぼ生じていない
×:フラックス残渣膜に無数のクラックが生じている
市販の鉛フリーはんだ合金粉末(96.5Sn/3Ag/0.5Cu、三井金属(株)製、粒径20〜38μm、通常品)を89g、実施例1のフラックスを順に89質量%および11質量%となるようソフナーにて混練し、ソルダペーストを調製した。次いでこのソルダペーストを銅板上に0.4g、直径5mm程度のドーム状となるように載せ、270℃で30秒加熱溶融させた。次いで、濡れ広がったはんだ合金を覆っているフラックス残渣膜のクラックの程度を前記した基準において目視判断した。また、実施例2〜4及び比較例1のフラックスについても同様にクラックの程度を目視判断した。なお、実施例2〜6、比較例1〜4のフラックスはいずれも、はんだ合金の濡れ性が良好であった(表1および2中、○で示す)。
*2・・・市販のダイマー酸ジアルキルエステル(ヘンケル社製):不飽和脂肪酸(炭素数36)の二量体の2−エチルヘキシルジエステル
*4・・・グルタル酸モノエチル(東京化成工業(株)社製)
Claims (8)
- 炭素数8〜36の不飽和脂肪酸の二量化物と炭素数が1〜20のモノアルコールとのエステル化合物であるダイマー酸ジアルキルエステル(A)、ロジン類(B)、活性剤(C)、チキソトロピック剤(D)、フラックス用溶剤(E)、及び酸化防止剤(F)を含有する鉛フリーはんだ用フラックスであって、前記(A)成分〜(F)成分の含有量が下記の割合である鉛フリーはんだ用フラックス。
(A)成分:2〜30質量%、(B)成分:30〜70質量%、(C)成分:0.5〜10質量%、(D)成分:0〜20質量%、(E)成分:0〜50質量%、(F)成分:0〜5質量%。 - (B)成分がα,β−不飽和カルボン酸とロジン類とから得られるディールスアルダー反応物である、請求項1のフラックス。
- (C)成分が脂肪族二塩基酸類、ブロモアルコール類およびブロモジカルボン酸類なる群より選ばれる少なくとも1種である請求項1又は2のフラックス。
- (D)成分がポリアミド系チキソトロピック剤及び/又は動植物系チキソトロピック剤である請求項1〜3のいずれかのフラックス。
- (E)成分がエーテル系アルコール類である請求項1〜4のいずれかのフラックス。
- (F)成分がヒンダードフェノール系酸化防止剤である請求項1〜5のいずれかのフラックス。
- 請求項1〜6のいずれかのフラックスと鉛フリーはんだ粉末を含有する鉛フリーはんだペースト。
- 請求項1〜6のいずれかのフラックスを用いて得られる鉛フリー糸はんだ。
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