TWI444355B - 胺助熔劑組成物及焊接方法 - Google Patents
胺助熔劑組成物及焊接方法 Download PDFInfo
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- TWI444355B TWI444355B TW100144127A TW100144127A TWI444355B TW I444355 B TWI444355 B TW I444355B TW 100144127 A TW100144127 A TW 100144127A TW 100144127 A TW100144127 A TW 100144127A TW I444355 B TWI444355 B TW I444355B
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- Prior art keywords
- group
- alkyl
- substituted
- aryl
- amine flux
- Prior art date
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- 230000004907 flux Effects 0.000 title claims description 122
- 150000001412 amines Chemical class 0.000 title claims description 96
- 239000000203 mixture Substances 0.000 title claims description 82
- 238000000034 method Methods 0.000 title claims description 44
- 238000005476 soldering Methods 0.000 title description 12
- 125000000217 alkyl group Chemical group 0.000 claims description 81
- 229910000679 solder Inorganic materials 0.000 claims description 75
- 125000003118 aryl group Chemical group 0.000 claims description 58
- 239000001257 hydrogen Substances 0.000 claims description 56
- 229910052739 hydrogen Inorganic materials 0.000 claims description 56
- 125000003710 aryl alkyl group Chemical group 0.000 claims description 35
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 32
- 125000001424 substituent group Chemical group 0.000 claims description 28
- 150000002431 hydrogen Chemical class 0.000 claims description 24
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 23
- 125000002877 alkyl aryl group Chemical group 0.000 claims description 21
- 239000002904 solvent Substances 0.000 claims description 17
- 229910052799 carbon Inorganic materials 0.000 claims description 16
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 16
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 16
- -1 aryl alkane Chemical class 0.000 claims description 14
- 239000000843 powder Substances 0.000 claims description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- 125000004169 (C1-C6) alkyl group Chemical group 0.000 claims description 9
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 9
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 9
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- 125000006651 (C3-C20) cycloalkyl group Chemical group 0.000 claims description 7
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- 238000002844 melting Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 239000002562 thickening agent Substances 0.000 claims description 5
- 239000003963 antioxidant agent Substances 0.000 claims description 4
- 230000003078 antioxidant effect Effects 0.000 claims description 4
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 claims description 4
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- 229910003475 inorganic filler Inorganic materials 0.000 claims description 3
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- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 2
- 239000000654 additive Substances 0.000 claims description 2
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- 150000002170 ethers Chemical class 0.000 claims description 2
- 239000003063 flame retardant Substances 0.000 claims description 2
- 229930195733 hydrocarbon Natural products 0.000 claims description 2
- 150000002430 hydrocarbons Chemical class 0.000 claims description 2
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 2
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- 229910052802 copper Inorganic materials 0.000 description 21
- 239000010949 copper Substances 0.000 description 21
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 18
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- 239000000047 product Substances 0.000 description 15
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 14
- 125000003837 (C1-C20) alkyl group Chemical group 0.000 description 12
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- GQHTUMJGOHRCHB-UHFFFAOYSA-N 2,3,4,6,7,8,9,10-octahydropyrimido[1,2-a]azepine Chemical compound C1CCCCN2CCCN=C21 GQHTUMJGOHRCHB-UHFFFAOYSA-N 0.000 description 6
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 6
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- LZCLXQDLBQLTDK-UHFFFAOYSA-N ethyl 2-hydroxypropanoate Chemical compound CCOC(=O)C(C)O LZCLXQDLBQLTDK-UHFFFAOYSA-N 0.000 description 6
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- 125000000923 (C1-C30) alkyl group Chemical group 0.000 description 3
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- KIHBGTRZFAVZRV-UHFFFAOYSA-N 2-Hydroxyoctadecanoic acid Natural products CCCCCCCCCCCCCCCCC(O)C(O)=O KIHBGTRZFAVZRV-UHFFFAOYSA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
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- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
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- LRBQNJMCXXYXIU-PPKXGCFTSA-N Penta-digallate-beta-D-glucose Natural products OC1=C(O)C(O)=CC(C(=O)OC=2C(=C(O)C=C(C=2)C(=O)OC[C@@H]2[C@H]([C@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)O2)OC(=O)C=2C=C(OC(=O)C=3C=C(O)C(O)=C(O)C=3)C(O)=C(O)C=2)O)=C1 LRBQNJMCXXYXIU-PPKXGCFTSA-N 0.000 description 1
- ALQSHHUCVQOPAS-UHFFFAOYSA-N Pentane-1,5-diol Chemical compound OCCCCCO ALQSHHUCVQOPAS-UHFFFAOYSA-N 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 235000004443 Ricinus communis Nutrition 0.000 description 1
- JFBZPFYRPYOZCQ-UHFFFAOYSA-N [Li].[Al] Chemical compound [Li].[Al] JFBZPFYRPYOZCQ-UHFFFAOYSA-N 0.000 description 1
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 description 1
- 239000002318 adhesion promoter Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- OVKDFILSBMEKLT-UHFFFAOYSA-N alpha-Terpineol Natural products CC(=C)C1(O)CCC(C)=CC1 OVKDFILSBMEKLT-UHFFFAOYSA-N 0.000 description 1
- 229940088601 alpha-terpineol Drugs 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910001870 ammonium persulfate Inorganic materials 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 229910000410 antimony oxide Inorganic materials 0.000 description 1
- 235000013871 bee wax Nutrition 0.000 description 1
- 239000012166 beeswax Substances 0.000 description 1
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 description 1
- 239000012964 benzotriazole Substances 0.000 description 1
- BNHZZINHLCTQKT-UHFFFAOYSA-N butyl acetate;2-(2-hydroxyethoxy)ethanol Chemical compound OCCOCCO.CCCCOC(C)=O BNHZZINHLCTQKT-UHFFFAOYSA-N 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229910021386 carbon form Inorganic materials 0.000 description 1
- 239000004203 carnauba wax Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 229910052570 clay Inorganic materials 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052878 cordierite Inorganic materials 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- 229940028356 diethylene glycol monobutyl ether Drugs 0.000 description 1
- 238000000113 differential scanning calorimetry Methods 0.000 description 1
- 229940105990 diglycerin Drugs 0.000 description 1
- GPLRAVKSCUXZTP-UHFFFAOYSA-N diglycerol Chemical compound OCC(O)COCC(O)CO GPLRAVKSCUXZTP-UHFFFAOYSA-N 0.000 description 1
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 description 1
- SZXQTJUDPRGNJN-UHFFFAOYSA-N dipropylene glycol Chemical compound OCCCOCCCO SZXQTJUDPRGNJN-UHFFFAOYSA-N 0.000 description 1
- POULHZVOKOAJMA-UHFFFAOYSA-M dodecanoate Chemical compound CCCCCCCCCCCC([O-])=O POULHZVOKOAJMA-UHFFFAOYSA-M 0.000 description 1
- KWKXNDCHNDYVRT-UHFFFAOYSA-N dodecylbenzene Chemical compound CCCCCCCCCCCCC1=CC=CC=C1 KWKXNDCHNDYVRT-UHFFFAOYSA-N 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 150000002118 epoxides Chemical class 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 229920001249 ethyl cellulose Polymers 0.000 description 1
- 235000019325 ethyl cellulose Nutrition 0.000 description 1
- 125000004494 ethyl ester group Chemical group 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000002290 gas chromatography-mass spectrometry Methods 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- ACCCMOQWYVYDOT-UHFFFAOYSA-N hexane-1,1-diol Chemical compound CCCCCC(O)O ACCCMOQWYVYDOT-UHFFFAOYSA-N 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 1
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 229940070765 laurate Drugs 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229920000609 methyl cellulose Polymers 0.000 description 1
- 239000001923 methylcellulose Substances 0.000 description 1
- 235000010981 methylcellulose Nutrition 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229940049964 oleate Drugs 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- VTRUBDSFZJNXHI-UHFFFAOYSA-N oxoantimony Chemical compound [Sb]=O VTRUBDSFZJNXHI-UHFFFAOYSA-N 0.000 description 1
- JCGNDDUYTRNOFT-UHFFFAOYSA-N oxolane-2,4-dione Chemical compound O=C1COC(=O)C1 JCGNDDUYTRNOFT-UHFFFAOYSA-N 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229960005323 phenoxyethanol Drugs 0.000 description 1
- WVDDGKGOMKODPV-ZQBYOMGUSA-N phenyl(114C)methanol Chemical compound O[14CH2]C1=CC=CC=C1 WVDDGKGOMKODPV-ZQBYOMGUSA-N 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000012264 purified product Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 238000005389 semiconductor device fabrication Methods 0.000 description 1
- 230000001568 sexual effect Effects 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000000600 sorbitol Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 125000003107 substituted aryl group Chemical group 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000010189 synthetic method Methods 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- LRBQNJMCXXYXIU-NRMVVENXSA-N tannic acid Chemical compound OC1=C(O)C(O)=CC(C(=O)OC=2C(=C(O)C=C(C=2)C(=O)OC[C@@H]2[C@H]([C@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)O2)OC(=O)C=2C=C(OC(=O)C=3C=C(O)C(O)=C(O)C=3)C(O)=C(O)C=2)O)=C1 LRBQNJMCXXYXIU-NRMVVENXSA-N 0.000 description 1
- 229940033123 tannic acid Drugs 0.000 description 1
- 235000015523 tannic acid Nutrition 0.000 description 1
- 229920002258 tannic acid Polymers 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 1
- JLGLQAWTXXGVEM-UHFFFAOYSA-N triethylene glycol monomethyl ether Chemical compound COCCOCCOCCO JLGLQAWTXXGVEM-UHFFFAOYSA-N 0.000 description 1
- YFNKIDBQEZZDLK-UHFFFAOYSA-N triglyme Chemical compound COCCOCCOCCOC YFNKIDBQEZZDLK-UHFFFAOYSA-N 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C211/00—Compounds containing amino groups bound to a carbon skeleton
- C07C211/01—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to acyclic carbon atoms
- C07C211/02—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to acyclic carbon atoms of an acyclic saturated carbon skeleton
- C07C211/09—Diamines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
- B23K35/36—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
- B23K35/3612—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest with organic compounds as principal constituents
- B23K35/3615—N-compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/0008—Soldering, e.g. brazing, or unsoldering specially adapted for particular articles or work
- B23K1/0016—Brazing of electronic components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/20—Preliminary treatment of work or areas to be soldered, e.g. in respect of a galvanic coating
- B23K1/203—Fluxing, i.e. applying flux onto surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
- B23K35/36—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
- B23K35/362—Selection of compositions of fluxes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
- B23K35/36—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
- B23K35/365—Selection of non-metallic compositions of coating materials either alone or conjoint with selection of soldering or welding materials
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C215/00—Compounds containing amino and hydroxy groups bound to the same carbon skeleton
- C07C215/02—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton
- C07C215/04—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being saturated
- C07C215/06—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being saturated and acyclic
- C07C215/18—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being saturated and acyclic with hydroxy groups and at least two amino groups bound to the carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C215/00—Compounds containing amino and hydroxy groups bound to the same carbon skeleton
- C07C215/02—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton
- C07C215/22—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being unsaturated
- C07C215/28—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being unsaturated and containing six-membered aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C217/00—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton
- C07C217/02—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton
- C07C217/04—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated
- C07C217/28—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having one amino group and at least two singly-bound oxygen atoms, with at least one being part of an etherified hydroxy group, bound to the carbon skeleton, e.g. ethers of polyhydroxy amines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/36—Electric or electronic devices
- B23K2101/38—Conductors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/36—Electric or electronic devices
- B23K2101/42—Printed circuits
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
Description
本發明係關於一種胺助熔劑組成物,包括作為起始組分之式I所示之胺助熔劑:其中,R1
、R2
、R3
和R4
係獨立選自氫、經取代之C1-80
烷基、未經取代之C1-80
烷基、經取代之C7-80
芳基烷基和未經取代之C7-80
芳基烷基;其中,R7
和R8
係獨立選自C1-20
烷基、經取代之C1-20
烷基、C6-20
芳基和經取代之C6-20
芳基;或者其中,R7
和R8
連同其所附接之碳形成視需要經C1-6
烷基取代之C3-20
環烷基環;其中,R10
和R11
係獨立選自C1-20
烷基、經取代之C1-20
烷基、C6-20
芳基和經取代之C6-20
芳基;或者其中,R10
和R11
連同其所附接之碳形成視需要經C1-6
烷基取代之C3-20
環烷基環;以及其中,R9
係選自氫、C1-30
烷基、經取代之C1-30
烷基、C6-30
芳基和經取代之C6-30
芳基。本發明復關於焊接電接點之方法。
焊接程序含跨人工手動焊接法至自動焊接法。在焊接程序(人工焊接法與自動焊接法兩種)使用助熔材料亦為眾人所知。實際上,單一焊接的使用通常不會產生可接受的電互連(electrical interconnection)。助熔材料在焊接過程中提供多種功能。例如,助熔材料作用為除去可能已生成於金屬接點(例如焊接區域、接觸墊、觸針、鍍銅之通孔)的氧化物;加強焊料至金屬接點之潤濕效果。
在焊接過程中,有相當多種方法已經用於將助熔材料施加至金屬接點的表面。在某些方法中,係使用含有焊料之助熔材料。例如,該等經組合之材料已以環形線併入助熔材料芯之形式提供。當該焊料加熱熔融時,在芯之助熔材料被活化,而助熔欲藉由熔融焊料互連的表面。焊料糊亦為已知,其中助熔材料與焊料粉末係複合(compounded)而在糊中形成焊料粒子之大體上勻相之安定懸浮液。
一種商業上獨特自動焊接法的應用係為半導體裝置的製造。亦即,回焊程序係常被用於半導體裝置的自動生產,其中,半導體晶片係安裝於印刷電路版(PCB)。在某些該自動生產方法中,焊料糊使用例如,網版印刷或孔板印刷而被施加至印刷電路版。然後使該半導體晶片與PCB接觸且加熱焊料糊以將糊內焊料回焊,而於半導體晶片與PCB間產生電互連。該加熱可藉由,例如,將焊料糊暴露於紅外光或於烘箱中加熱而促進。在某些應用中,該半導體晶片/PCB組裝件係復經實質上填充半導體晶片與PCB間之填隙的底填充材料處理,以封裝該互連。
由於對大量製造含有持續複雜化和微小化之電路的電子裝置有需求,快速且自動焊接程序已浮現,像是例如,併入拾浸(pick and dip)程序者。在該程序中,助熔劑可藉由將半導體晶片的電接點部沉浸於助熔劑浴中而施加至半導體晶片的複數個電接點。在半導體晶片上的經助熔劑包覆電接點可再與包括對應的電接點與焊料球的PCB接觸。然後該焊料球可被加熱以回流互連該半導體晶片與PCB。或者,該拾浸程序可被施用於有電接點與預施焊料之裝置組件。在這些程序中,預施焊料經助熔材料沉浸包覆後與對應的電接點接觸且加熱至回焊,形成電互連。許多電子組件適合該後述製程類別,這是因為他們以載於組件上之足夠的焊料製造,以促進該組件與另一電子組件(例如PCB)之互連。
在多數情況中,商業上可得之助熔劑的使用將在焊接區遺留離子性殘留物,其可能會非所欲地導致電路腐蝕及短路。因此,在形成焊接互連後需要額外的程序步驟以去除該等殘留物。在半導體裝置生產製程中,在半導體晶片與PCB間形成的焊料連接在半導體晶片與PCB之間造成相對小之間隙(例如,小於4密耳(mil))。因此,在焊接程序後殘留於焊接區上離子性殘留物相當難以去除(即清洗)。即使在焊接區是可觸及的(因此,有助清洗操作)程序中,清洗操作仍造成環境相關議題,包含於清洗操作中產生之廢料的處理。
一些具有低固體含量之低殘留物免清洗助熔劑在商業上是可取得的。Duchesne等人已於美國專利申請案公開號20100175790揭露一種助熔劑組成物,其聲稱在焊接電子組件時能實質上減少或實質上除去助熔劑殘留物。Duchesne等人揭露一種包括助熔劑之材料組成物,其中該助熔劑基本上由以下組合構成:(a)助熔劑;和(b)溶劑;其中該助熔劑係(1)包括酮酸;或(2)包括酯酸;或(3)包括該酮酸與該酯酸之混合物;而其中,該溶劑包括選自多元醇或其混合物之黏性溶劑,和選自一元醇或其混合物之非黏性溶劑之混合物。
儘管如此,仍有非固化性、有助於信賴的焊接接連與可客製化使易於與習用之以環氧化物為主之底填充劑相容之助熔劑組成物的需求。
本發明提供一種胺助熔劑組成物,包括作為起始組分之如式I所示之胺助熔劑:
其中,R1
、R2
、R3
和R4
係獨立選自氫、經取代之C1-80
烷基、未經取代之C1-80
烷基、經取代之C7-80
芳基烷基和未經取代之C7-80
芳基烷基;其中,R7
和R8
係獨立選自C1-20
烷基、經取代之C1-20
烷基、C6-20
芳基和經取代之C6-20
芳基;或者其中,R7
和R8
連同其所附接之碳形成視需要經C1-6
烷基取代之C3-20
環烷基環;其中,R10
和R11
係獨立選自C1-20
烷基、經取代之C1-20
烷基、C6-20
芳基和經取代之C6-20
芳基;或者其中,R10
和R11
連同其所附接之碳形成視需要經C1-6
烷基取代之C3-20
環烷基環;以及其中,R9
係選自氫、C1-30
烷基、經取代之C1-30
烷基、C6-30
芳基和經取代之C6-30
芳基。
本發明提供一種將焊料施加至電接點之方法,包括:提供電接點;提供本發明之胺助熔劑組成物;將該胺助熔劑組成物施加至該電接點;提供焊料;將該焊料熔融;以及,以該熔融焊料置換該施加至電接點之胺助熔劑組成物,其中,該熔融焊料與該電接點產生物理性接觸且黏結至該電接點。
本發明之胺助熔劑組成物係設計為易於與各種底填充組成物相容,以使焊接表面較佳在施加底填充組成物之前不需要清洗以形成完工的電子接合。
在本文與隨附的申請專利範圍中所用之「免清洗助熔劑組成物」一詞意指胺助熔劑組成物表現出具有<0.5wt%之鹵化物成份的低、或無胺助熔劑殘留物活性(亦即,胺助熔劑在IPC J-STD-004B分類為ORL1或ORL0者)。
本發明之胺助熔劑組成物包括(基本上組成為)作為起始成份之式I所示之胺助熔劑。較佳的,該胺助熔劑組成物為非固化性組成物(即,其中胺助熔劑組成物不含每分子具有能在焊接條件下反應以產生分子間共價鍵結之二個或更多個反應性官能基之化合物;且其中胺助熔劑於每分子中不含有能在焊接條件下反應以產生分子間共價鍵結之二個或更多個反應性官能基。
用於本發明之胺助熔劑組成物之胺助熔劑係依據式I所示,其中,R1
、R2
、R3
和R4
係獨立選自氫、經取代之C1-80
烷基、未經取代之C1-80
烷基、經取代之C7-80
芳基烷基和未經取代之C7-80
芳基烷基(較佳地,其中,R1
、R2
、R3
和R4
係獨立選自氫、經取代之C1-20
烷基、未經取代之C1-20
烷基、經取代之C7-30
芳基烷基和未經取代之C7-30
芳基烷基);其中,R7
和R8
係獨立選自C1-20
烷基、經取代之C1-20
烷基、C6-20
芳基和經取代之C6-20
芳基(或者其中,R7
和R8
連同其所附接之碳形成視需要經C1-6
烷基取代之C3-20
環烷基環);其中,R10
和R11
係獨立選自C1-20
烷基、經取代之C1-20
烷基、C6-20
芳基和經取代之C6-20
芳基(或者其中,R10
和R11
連同其所附接之碳形成視需要經C1-6
烷基取代之C3-20
環烷基環);以及其中,R9
係選自氫、C1-30
烷基、經取代之C1-30
烷基、C6-30
芳基和經取代之C6-30
芳基。較佳地,R1
、R2
、R3
和R4
中的0至3者為氫。較佳地依據式I所示之該胺助熔劑的R1
、R2
、R3
、R4
、R7
、R8
、R9
、R10
和R11
基係選擇為:提供助熔劑於給定應用上具有所欲之流變性質;視需要地,使胺助熔劑與用於遞送至待焊表面之給定溶劑套組相容化;以及,視需要地,使胺助熔劑與用於焊接後之給定封裝組成物(例如,環氧樹脂)相容化以形成封裝焊接接合(例如,用於常見之覆晶底填充應用)。較佳者,依據式I之胺助熔劑之R1
、R2
、R3
、R4
、R7
、R8
、R9
、R10
和R11
基團係經選擇而使助熔劑與給定封裝組成物相容化,以致助熔組成物係免清洗助熔劑組成物。較佳地,R1
、R2
、R3
和R4
中的0至3者為氫。更佳地,R1
、R2
、R3
和R4
中的1至3者為氫。再更佳地,R1
、R2
、R3
和R4
中的2至3者為氫。尚更佳者,R1
、R2
、R3
和R4
中的2者為氫。最佳者,R1
、R2
中的1者為氫且R3
和R4
中的1者為氫。又,依據式I所示之胺助熔劑之R1
、R2
、R3
、R4
、R7
、R8
、R9
、R10
和R11
基團係較佳經選擇以使該助熔劑具有由微分掃描熱量法測定之沸點溫度為125℃(更佳者250℃)以及經熱重分析(thermogravimetric analysis,TGA)測定於自25℃起升溫速度為10℃/分鐘加溫至250℃時質量損失百分比10wt%者。
較佳地,用於本發明之胺助熔劑組成物之胺助熔劑係依據式I所示;其中,R1
、R2
、R3
和R4
係獨立選自氫、經取代之C1-80
烷基、未經取代之C1-80
烷基、經取代之C7-80
芳基烷基和未經取代之C7-80
芳基烷基;以及其中,該經取代之C1-80
烷基和該經取代之C7-80
芳基烷基之取代基係選自-OH基、-OR5
基、-COR5
-基、-COR5
基、-C(O)R5
基、-CHO基、-COOR5
基、-OC(O)OR5
基、-S(O)(O)R5
基、-S(O)R5
基、-S(O)(O)NR5 2
基、-OC(O)NR6 2
基、-C(O)NR6 2
基、-CN基、-N(R6
)-基和-NO2
中的至少一者(較佳者係為-OH基、-OR5
基、-COR5
-基、-COR5
基、-C(O)R5
基、-CHO基、-COOR5
基、-OC(O)OR5
基、-S(O)(O)R5
基、-S(O)R5
基、-S(O)(O)NR5 2
基、-OC(O)NR6 2
基、-C(O)NR6 2
基、-CN基和-NO2
基中的至少一者);其中,R5
係選自C1-28
烷基、C3-28
環烷基、C6-15
芳基、C7-28
芳基烷基和C7-28
烷基芳基;其中,R6
係選自氫、C1-28
烷基、C3-28
環烷基、C6-15
芳基、C7-28
芳基烷基和C7-28
烷基芳基。該經取代之C1-80
烷基和該經取代之C7-80
芳基烷基可含有該等取代基之組合。舉例來說,經取代之C1-80
烷基和經取代之C7-80
芳基烷基可:含有多於一個的相同類型取代基(例如,兩個-OH基);含有多於一種類型的取代基(例如,一個-OH基與一個-COR5
-基);含有多於一種類型的取代基與多於一個的相同類型取代基(例如,兩個-OH基與一個-OR5
基)。
較佳地,用於本發明之胺助熔劑組成物之胺助熔劑係依據式I所示;其中,R7
和R8
係獨立選自C1-20
烷基、經取代之C1-20
烷基、C6-20
芳基和經取代之C6-20
芳基(或者其中,R7
和R8
連同其所附接之碳形成視需要經C1-6
烷基取代之C3-20
環烷基環);以及其中,該經取代之C1-20
烷基和該經取代之C6-20
芳基之取代基係選自-OH基、苯基、C1-14
烷基、-OR12
基、-COR12
-基、-COR12
基、-C(O)R12
基、-CHO基、-COOR12
基、-OC(O)OR12
基、-S(O)(O)R12
基、-S(O)R12
基、-S(O)(O)NR13 2
基、-OC(O)NR13 2
基、-C(O)NR13 2
基、-CN基、-N(R13
)-基和-NO2
基中的至少一者(較佳為-OH基、-OR12
基、-COR12
-基、-COR12
基、-C(O)R12
基、-CHO基、-COOR12
基、-OC(O)OR12
基、-S(O)(O)R12
基、-S(O)R12
基、-S(O)(O)NR12 2
基、-OC(O)NR13 2
基、-C(O)NR13 2
基、-CN基和-NO2
基中的至少一者);其中,R12
係選自C1-19
烷基、C3-19
環烷基、C6-19
芳基、C7-19
芳基烷基和C7-19
烷基芳基;以及其中,R13
係選自氫、C1-19
烷基、C3-19
環烷基、C6-19
芳基、C7-19
芳基烷基和C7-19
烷基芳基。該經取代之C1-20
烷基和該經取代之C6-20
芳基可含有該等取代基之組合。舉例來說,該經取代之C1-20
烷基和該經取代之C6-20
芳基可:含有多於一個的相同類型取代基(例如,兩個-OH基);含有多於一種類型的取代基(例如,一個-OH基與一個-COR12
-基);含有多於一種類型的取代基與多於一個相同類型取代基(例如,兩個-OH基與一個-OR12
基)。
較佳地,用於本發明之胺助熔劑組成物之胺助熔劑係依據式I所示;其中,R10
和R11
係獨立選自C1-20
烷基、經取代之C1-20
烷基、C6-20
芳基和經取代之C6-20
芳基(或者其中,R10
和R11
連同其所附接之碳形成視需要經C1-6
烷基取代之C3-20
環烷基環);以及其中,該經取代之C1-20
烷基和該經取代之C6-20
芳基之取代基係選自-OH基、-OR12
基、-COR12
-基、-COR12
基、-C(O)R12
基、-CHO基、-COOR12
基、-OC(O)OR12
基、-S(O)(O)R12
基、-S(O)R12
基、-S(O)(O)NR12 2
基、-OC(O)NR13 2
基、-C(O)NR13 2
基、-CN基、-N(R13
)-基和-NO2
基中的至少一者(較佳為-OH基、-OR12
基、-COR12
-基、-COR12
基、-C(O)R12
基、-CHO基、-COOR12
基、-OC(O)OR12
基、-S(O)(O)R12
基、-S(O)R12
基、-S(O)(O)NR12 2
基、-OC(O)NR13 2
基、-C(O)NR13 2
基、-CN基和-NO2
中的至少一者);其中,R12
係選自C1-19
烷基、C3-19
環烷基、C6-19
芳基、C7-19
芳基烷基和C7-19
烷基芳基;以及其中,R13
係選自氫、C1-19
烷基、C3-19
環烷基、C6-19
芳基、C7-19
芳基烷基和C7-19
烷基芳基。該經取代之C1-20
烷基和該經取代之C6-20
芳基可含有該等取代基之組合。舉例來說,該經取代之C1-20
烷基和該經取代之C6-20
芳基可:含有多於一個的相同類型取代基(例如,兩個-OH基);含有多於一種類型的取代基(例如,一個-OH基與一個-COR12
-基);含有多於一種類型的取代基與多於一個的相同類型取代基(例如,兩個-OH基與一個-OR12
基)。
較佳者,用於本發明之胺助熔劑組成物之胺助熔劑係依據式I所示;其中,R9
係選自氫、C1-30
烷基、經取代之C1-30
烷基、C6-30
芳基和經取代之C6-30
芳基;以及其中,該經取代之C1-30
烷基和該經取代之C6-30
芳基之取代基係選自-OH基、-OR14
基、-COR14
-基、-COR14
基、-C(O)R14
基、-CHO基、-COOR14
基、-OC(O)OR14
基、-S(O)(O)R14
基、-S(O)R14
基、-S(O)(O)NR14 2
基、-OC(O)NR15 2
基、-C(O)NR15 2
基、-CN基、-N(R15
)-基和-NO2
基中的至少一者(較佳者為-OH基、-OR14
基、-COR14
-基、-COR14
基、-C(O)R14
基、-CHO基、-COOR14
基、-OC(O)OR14
基、-S(O)(O)R14
基、-S(O)R14
基、-S(O)(O)NR14 2
基、-OC(O)NR15 2
基、-C(O)NR15 2
基、-CN基和-NO2
基中的至少一者);其中,R14
係選自C1-29
烷基、C3-29
環烷基、C6-29
芳基、aC7-29
芳基烷基和C7-29
烷基芳基;以及其中,R15
係選自氫、C1-29
烷基、C3-29
環烷基、C6-29
芳基、C7-29
芳基烷基和C7-29
烷基芳基。該經取代之C1-30
烷基和該經取代之C6-30
芳基可含有該等取代基之組合。舉例來說,該經取代之C1-30
烷基和該經取代之C6-30
芳基可:含有多於一個的相同類型取代基(例如,兩個-OH基);含有多於一種類型的取代基(例如,一個-OH基與一個-COR14
-基);含有多於一種類型的取代基與多於一個的相同類型取代基(例如,兩個-OH基與一個-OR14
基)。
更佳地,用於本發明之胺助熔劑組成物之胺助熔劑係依據式I所示;其中,R1
、R2
、R3
和R4
係獨立選自氫、經取代之C1-20
烷基、未經取代之C1-20
烷基、經取代之C7-30
芳基烷基和未經取代之C7-30
芳基烷基;以及其中,該經取代之C1-20
烷基和該經取代之C7-30
芳基烷基之取代基係選自-OH基、-OR16
基、-COR16
-基、-COR16
基、-C(O)R16
基、-CHO基、-COOR16
基、-OC(O)OR16
基、-S(O)(O)R16
基、-S(O)R16
基、-S(O)(O)NR16 2
基、-OC(O)NR17 2
基、-C(O)NR17 2
基、-CN基、-N(R17
)-基和-NO2
基中的至少一者(較佳者係為-OH基、-OR16
基、-COR16
-基、-COR16
基、-C(O)R16
基、-CHO基、-COOR16
基、-OC(O)OR16
基、-S(O)(O)R16
基、-S(O)R16
基、-S(O)(O)NR16 2
基、-OC(O)NR17 2
基、-C(O)NR17 2
基、-CN基和-NO2
基中的至少一者);其中,R16
係選自C1-19
烷基、C3-19
環烷基、C6-15
芳基、C7-19
芳基烷基和C7-19
烷基芳基;其中,R17
係選自氫、C1-19
烷基、C3-19
環烷基、C6-15
芳基、C7-19
芳基烷基和C7-19
烷基芳基;其中,R7
和R8
係獨立選自C1-4
烷基和C1-4
羥基烷基(更佳地,其中,R7
和R8
係獨立選自甲基和羥基甲基;最佳地,其中,R7
和R8
皆為甲基);其中,R10
和R11
係獨立選自C1-4
烷基和C1-4
羥基烷基(更佳地,其中,R10
和R11
係獨立選自甲基和羥基甲基;最佳地,其中,R10
和R11
皆為甲基);以及其中,R9
係選自氫、C1-10
烷基、C1-10
羥基烷基、苯基、羥基苯基、C7-10
烷基芳基、C7-10
芳基烷基和萘基(更佳地,其中,R9
係選自氫、C1-4
烷基、C1-4
羥基烷基、苯基、羥基苯基、C7
烷基芳基和C7
芳基烷基;最佳地,其中,R9
係選自甲基和苯基)。R1
、R2
、R3
和R4
係選自其中的該經取代之C1-20
烷基和該經取代之C7-30
芳基烷基係可含有該等取代基之組合。舉例來說,該經取代之C1-20
烷基和該經取代之C7-30
芳基烷基可:含有多於一個的相同類型取代基(例如,兩個-OH基);含有多於一種類型的取代基(例如,一個-OH基與一個-COR16
-基);含有多於一種類型的取代基與多於一個的相同類型取代基(例如,兩個-OH基與一個-OR16
基)。較佳地,R1
、R2
、R3
和R4
中的0至3者為氫。更佳地,R1
、R2
、R3
和R4
中的1至3者為氫。再更佳地,R1
、R2
、R3
和R4
中的2至3者為氫。尚更佳地,R1
、R2
、R3
和R4
中的2者係為氫。最佳地,R1
、R2
中的1者為氫且R3
和R4
中的1者為氫。
尚更佳地,用於本發明之胺助熔劑組成物之胺助熔劑係依據式I所示;其中,R1
、R2
、R3
和R4
係獨立選自氫、-CH2
CH(OH)R18
和-CH2
CH(OH)CH2
-O-R18
基;其中,R18
係選自氫、C1-28
烷基、C3-28
環烷基、C6-15
芳基、C7-28
芳基烷基和C7-28
烷基芳基(較佳地,其中,R18
係選自C5-10
烷基、C6-15
芳基和C7-15
烷基芳基;最佳地,其中,R18
係選自C8
烷基、C7
烷基芳基和C10
萘基);其中,R7
和R8
係獨立選自C1-4
烷基和C1-4
羥基烷基(更佳地,其中,R7
和R8
係獨立選自甲基和羥基甲基;最佳地,其中,R7
和R8
皆為甲基);其中,R10
和R11
係獨立選自C1-4
烷基和C1-4
羥基烷基(較佳地,其中,R10
和R11
係獨立選自甲基和羥基甲基;最佳者,其中,R10
和R11
皆為甲基);以及其中,R9
係選自氫、C1-10
烷基、C1-10
羥基烷基、苯基、羥基苯基、C7-10
烷基芳基、C7-10
芳基烷基和萘基(更佳地,其中,R9
係選自氫、C1-4
烷基、C1-4
羥烷基、苯基、羥基苯基、C7
烷基芳基和C7
芳基烷基;最佳地,其中,R9
係選自甲基和苯基)。較佳地,R1
、R2
、R3
和R4
中的0至3者為氫。更佳地,R1
、R2
、R3
和R4
中的1至3者為氫。再更佳地,R1
、R2
、R3
和R4
中的2至3者係為氫。尚更佳地,R1
、R2
、R3
和R4
中的2者係為氫。最佳地,R1
、R2
中的1者為氫且R3
和R4
中的1者為氫。
最佳地,用於本發明之胺助熔劑組成物之胺助熔劑係依據式I所示;其中,R1
、R2
、R3
和R4
係獨立選自氫、-CH2
CH(OH)R18
和-CH2
CH(OH)CH2
-O-R18
基;其中,R18
係選自氫、-CH2
CH(OH)R18
和-CH2
CH(OH)CH2
-O-R18
基;其中,R18
係選自氫、C1-28
烷基、C3-28
環烷基、C6-16
芳基、C7-28
芳基烷基和C7-28
烷基芳基(較佳地,其中,R18
係選自C5-10
烷基、C6-16
芳基和C7-15
烷基芳基;更佳地,其中,R18
係選自C8
烷基、C7
烷基芳基、萘基、聯苯基和經取代之C12-16
聯苯基;最佳地,其中,R18
係選自C8
烷基、C7
烷基芳基和萘基);其中,R7
和R8
皆為甲基;其中,R10
和R11
皆為甲基;以及其中,R9
係選自甲基和苯基。較佳地,R1
、R2
、R3
和R4
中的0至3者為氫。更佳地,R1
、R2
、R3
和R4
中的1至3者為氫。再更佳地,R1
、R2
、R3
和R4
中的2至3者為氫。尚更佳地,R1
、R2
、R3
和R4
中的2者為氫。最佳地,R1
與R3
為氫且R2
和R4
係選自-CH2
CH(OH)R18
和-CH2
CH(OH)CH2
-O-R18
基。
本發明之胺助熔劑組成物視需要的復包括溶劑。溶劑係視需要的包含於本發明之胺助熔劑組成物以利於將該胺助熔劑遞送至一個或多個待焊之表面。較佳地,該胺助熔劑組成物含有8至95 wt%溶劑。用於本發明之胺助熔劑組成物之溶劑較佳地係選自下列有機溶劑:烴類(例如,十二烷、十四烷);芳香烴類(例如,苯、甲苯、二甲苯、三甲基苯、苯甲酸丁酯、十二基苯);酮類(例如,甲基乙基酮、甲基異丁基酮、環己酮);醚類(四氫呋喃、1,4-二氧雜環己烷與四氫呋喃、1,3-二氧雜環戊烷、二丙二醇二甲醚);醇類(例如,2-甲氧基-乙醇、2-丁氧基乙醇、甲醇、乙醇、異丙醇、α-萜品醇(α-terpineol)、苯甲醇、2-己基癸醇);酯類(例如,乙酸乙酯、乳酸乙酯、乙酸丁酯、己二酸二乙酯、酞酸二乙酯、二乙二醇單丁基乙酸酯、乳酸乙酯、2-羥基異丁酸甲酯、丙二醇單甲醚乙酸酯);以及,醯胺類(例如,N-甲基吡咯啶酮、N,N-二甲基甲醯胺和N,N-二甲基乙醯胺);二醇衍生物(例如,賽路蘇(cellosolve)、丁基賽路蘇);二醇類(例如,乙二醇、二乙二醇、二丙二醇、三乙二醇、己二醇、1,5-戊二醇);二醇醚類(例如,丙二醇單甲醚、甲基卡必醇(methyl carbitol)、丁基卡必醇、三乙二醇單甲醚、三乙二醇二甲醚、四乙二醇二甲醚、二乙二醇單甲醚、二乙二醇單丁醚、二乙二醇單己醚、乙二醇單苯基醚、二乙二醇單苯基醚、二乙二醇-2-乙基己醚);和石油醚溶劑(例如,石油醚、萘)。更佳地,用於本發明之胺助熔劑組成物之溶劑係選自下列有機溶劑:甲基乙基酮、2-丙醇、丙二醇單甲醚、丙二醇單甲醚乙酸酯、乳酸乙酯和2-羥基異丁酸甲酯。最佳地,用於本發明之胺助熔劑組成物之溶劑為丙二醇單甲醚。
本發明之胺助熔劑組成物視需要的復包括增稠劑。較佳地,該助熔劑組成物含有0至30wt%增稠劑。用於本發明之胺助熔劑組成物之增稠劑係可選自非固化性樹脂材料(即,每分子含有之反應性官能基<2),舉例來說,非固化性酚醛樹脂。
本發明之胺助熔劑組成物視需要的復包括搖變減黏性試劑。較佳地,該助熔劑組成物含有1至30wt%搖變減黏性試劑。用於本發明之胺助熔劑組成物之搖變減黏性試劑係選自脂肪酸醯胺(例如,硬脂醯胺、羥基硬脂酸二醯胺);脂肪酸脂(例如,蓖麻蠟(castor wax)、蜂蠟、棕櫚蠟)、有機搖變減黏性試劑(例如,聚乙二醇、聚環氧乙烷、甲基纖維素、乙基纖維素、羥基乙基纖維素、羥基丙基纖維素、二甘油單油酸酯、去甘油月桂酸酯、十甘油油酸酯、二甘油單月桂酸酯,山梨醇月桂酸脂)、無機搖變減黏性試劑(例如,矽石粉末、高領土粉末)。較佳地,所用之搖變減黏性試劑係選自聚乙二醇和脂肪酸醯胺。
本發明之胺助熔劑組成物視需要的復包括無機填料。無機填料可選自礬土(alumina)、氫氧化鋁、矽酸鋁、堇青石(cordierite)、矽酸鋰鋁、鋁酸鎂、氫氧化鎂、黏土、滑石、三氧化二銻、五氧化二銻、氧化鋅、膠體氧化矽、燻矽石、玻璃粉末、石英粉末與玻璃微粒球。
本發明之胺助熔劑組成物視需要的復包括抗氧化劑。較佳地,本發明之胺助熔劑組成物含有0.01至30wt%之抗氧化劑。
本發明之胺助熔劑組成物視需要的復包括添加劑,該添加劑係選自消光劑(matting agent)、染色劑、消泡劑、分散安定劑、螫合劑、熱塑性粒子、UV截斷劑、阻燃劑、整平劑(leveling agent)、黏著促進劑和還原劑。
本發明之胺助熔劑組成物較佳地包括(基本上組成為)作為起始組分之3.99至100wt%的如式I所示之胺助熔劑。較佳地,本發明之胺助熔劑組成物較佳包括(基本上組成為)作為起始組分之3.99至100wt%的如式I所示之胺助熔劑、0至95wt%(更佳為8至95wt%)溶劑、0至30wt%增稠劑、0至30wt%(更佳為1至30wt%)搖變減黏性試劑,和0至30wt%(更佳為0.01至30wt%)抗氧化劑。
本發明之胺助熔劑組成物成物可用於,舉例來說,電子組件、電子模組與印刷電路板之製造。該胺助熔劑組成物可藉由常見技術包含液體噴霧技術、液體發泡技術、拾浸技術與波峰技術或其他可用於將液體或半固體分散於矽晶粒或基板之其他常見技術,施加至待焊表面。
本發明之胺助熔劑組成物視需要的復包括焊料粉末;其中,該胺助熔劑組成物為焊料糊。較佳地,該焊料粉末係選自Sn/Pb、Sn/Ag、Sn/Ag/Cu、Sn/Cu、Sn/Zn、Sn/Zn/Bi、Sn/Zn/Bi/In、Sn/Bi和Sn/In之合金(較佳為其中該焊料粉末係選自63wt% Sn/37wt% Pb、96.5wt% Sn/3.5 wt% Ag、96wt% Sn/3.5wt% Ag/0.5wt% Cu、96.4wt% Sn/2.9wt% Ag/0.5wt% Cu、96.5wt% Sn/3wt% Ag/0.5wt% Cu、42wt% Sn/58wt% Bi、99.3wt% Sn/0.7wt% Cu、91wt% Sn/9wt% Zn和89wt% Sn/8wt% Zn/3wt% Bi之合金)。
該焊料糊較佳包括:1至50wt%(更佳為5至30wt%,最佳者為5至15wt%)的胺助熔劑和50至99wt%的焊料粉末。該焊料糊可藉由常見技術複合,舉例來說,以該操作之常見儀器捏合與混合焊料粉末與助熔劑。
該焊料糊可被用於,舉例來說,電子組件、電子模組與印刷電路板之製造。該助焊料糊可藉由常見技術(包含,舉例來說,利用焊料印刷機或絲網印刷機透過常見之焊罩進行印刷)而施加至待焊表面。
用於本發明之胺助熔劑組成物之胺助熔劑係可由所屬技藝領域中具通常知識者了解之常見合成技術製備。
施用焊料至電接點之方法包括:提供電接點;提供本發明之胺助熔劑組成物;將該胺助熔劑組成物施加至該電接點;提供焊料;將該焊料熔融;以及以該熔融焊料置換該施加至電接點之胺助熔劑組成物;其中,該熔融焊料與該電接點產生物理性接觸且連結至該電接點。在該方法中,該熔融焊料所欲地與電接點間緊密接觸以促進該焊料與該電接點間之金屬鍵之形成,以及提供該焊料與該電接點間良好的機械性與電子性連結。任何常見的焊接技術皆可用於本發明之方法。舉例來說,烙鐵頭(soldering bit)或焊鐵可用於將電接點與焊料加熱至高於焊料熔化溫度。可以使用焊浴,其中呈液態之焊料透過沉浸電接點至熔融焊料中而轉移至該電接點。常見之波峰焊接技術可被應用於此。又,可使用回焊技術,其中係使預先沈積於第二電氣接點之焊料相鄰於第一電氣接點且加熱溫度至高於焊料熔化溫度,其中該焊料熔化且回焊,而與第一電氣接點和第二電氣接點都產生接觸,形成第一電接點與第二電點間的電接觸。
本發明中焊料施加至電氣接點之方法可視需要的為覆晶焊接過程之一部分,其中半導體晶片係安裝於印刷電路版之上,其中該半導體晶片包括複數個第一電接點以及其中該印刷電路板包括複數個第二電接點。在上述覆晶方法中,本發明之胺助熔劑組成物施加至複數個第一電接點和複數個第二電接點中之一者或兩者,以利於將該複數個第一電氣接點焊料黏結至複數個第二電氣接點而形成電互連。較佳地,該覆晶焊接過程復包括底填充步驟,其中熱固性樹脂係被提供以封裝該電互連。最佳地,該熱固性樹脂係環氧樹脂。
本發明之某些具體例將詳細描述於下列實施例中。
使用下列製程製備2,6-二胺基-2,5,6-三甲基庚-3-醇之胺助熔劑。首先,使用下列合成方法製備2,5,6-三甲基-2,6-二硝基庚-3-醇中間產物
具體而言,使三頸圓底燒瓶配備有攪拌棒、熱電偶(thermocouple)、附蓋氮氣入口之滴液漏斗和冷凝管。之後,將2-硝基丙烷(50克(g)、0.56莫耳、5.0當量)和催化量之1,8-二氮雜雙環[5.4.0]十一碳-7-烯裝入此燒瓶。之後,於氮氣下攪拌此瓶內內容物三十分鐘。之後,將巴豆醛(crotonaldehyde)(7.9g、9.2毫升(mL)、0.112莫耳、1.0當量)以二十分鐘之時間滴加至瓶中。之後,於氮氣下攪拌此瓶內內容物5至6小時,期間可觀察到白色固體自該溶液中沉澱出。於此時,GC分析顯示於該反應物混合物中無任何巴豆醛存在。之後,於氮氣下攪拌此瓶內內容物整晚。之後,自該溶液真空過濾該沉澱物並經由水徹底清洗而產生白色固體。將該中間產物固體於空氣中乾燥,隨後於45℃真空乾燥。所欲中間產物二硝基醇的總產率為72%(27.8g)。核磁共振測試(Nuclear magnetic resonance,NMR)和液相層析法(liquid chromatography,LC)顯示該中間產物純度>99%。
第二步,使用下列合成方法自該中間產物二硝基醇製備產物2,6-二胺基-2,5,6-三甲基庚-3-醇之胺助熔劑
具體來說,將25g的中間產物二硝基醇溶於200mL甲醇中,以14.2g之RaNi 3111作為催化劑。之後,於60℃,氫氣壓力4,137kPa(600 psi)之高壓釜中氫化該混合物。在完成包含過濾該催化劑與移除甲醇的工作後,得到11g(59%產率)的低黏度液體產物。NMR與氣相層析質譜法(gas chromatograph-mass spectroscopy,GC-MS)分析確認所欲產物2,6-二胺基-2,5,6-三甲基庚-3-醇之胺助熔劑之存在。化學游離質譜法(Chemical ionization mass spectroscopy,CI-MS)顯示[M+H]=189以及GC分析顯示該產物純度為94%。於0.68kPa(5.1托)下測得該材料之沸點溫度為125℃至135℃。13
CNMR(CDCl3
):δ16.8,25.2,27.9,30.8,34.7,42.2,51.8,52.8和77.3ppm。
使用下列製程製備2,6-二胺基-2,6-二甲基-5-苯基庚-3-醇的胺助熔劑。首先,使用下列合成方法製備2,6-二甲基-2,6-二硝基-5-苯基庚-3-醇中間產物
具體而言,使三頸圓底燒瓶配備有攪拌棒、熱電偶、附蓋氮氣入口之滴液漏斗和冷凝管。之後,將2-硝基丙烷(101.1g、1.14莫耳、6.0當量)和催化量的1,8-二氮雜雙環[5.4.0]十一碳-7-烯(DBU)裝入此燒瓶。之後,於氮氣下攪拌此瓶內容物二十分鐘。之後,將反式肉桂醛(25.0g、0.19莫耳、1.0當量)以二十分鐘之時間滴加至瓶中。於添加反式肉桂醛的過程中,可觀察到約22℃之放熱。加完反式肉桂醛後,將該燒瓶內容物加熱至50℃且維持此溫度四小時。之後,將該反應物冷卻至室溫。當燒瓶內容物達到36.8℃時,自溶液中形成淡黃色固體。之後,經由布氏漏斗(Buchner funnel)過濾該燒瓶內容物且以戊烷與醚清洗回收之中間產物二胺基醇粉末。之後,將該中間產物二胺基醇置於真空下乾燥1小時。該所欲之中間產物二胺基醇總產率為62%(36g)。NMR分析顯示該中間產物二胺基醇純度>99%。1
H NMR(CDCl3
):δ1.45-2.27(m,15H),3.52-3.54(m,1H),3.67-3.74(m,1H),7.17-7.34(m,5H)。13
C NMR(CDCl3
):δ20.8,22.4,23.2,25.8,31.3,50.3,72.9,91.5,91.6,128.1,128.7,129.4,136.6 ppm。
第二步,使用下列合成方法自該中間產物二硝基醇製備產物2,6-二胺基-2,6-二甲基-5-苯基庚-3-醇的胺助熔劑
具體而言,將50g中間產物二硝基醇溶於300mL甲醇中,以24.3g之RaNi3111作為催化劑。之後,於60℃,氫氣壓力4137kPa(600psi)之高壓釜中氫化此混合物。在完成包含過濾催化劑與移除甲醇的工作後,得到40g(68%產率)的高黏度液體產物。NMR與氣相層析質譜法(GC-MS)分析確認該所欲產物2,6-二胺基-2,6-二甲基-5-苯基庚-3-醇的胺助熔劑之存在。化學游離質譜法(CI-MS)顯示[M+H]=251以及GC分析顯示直接得自高壓釜之產物純度係為78%。所存在之剩餘材料似乎是來自亨利反應(Henry reaction)之逆反應的單加成物。之後,該產物藉由真空蒸餾純化至96.2%純度。於0.67kPa(5.0托)下確認該純化產物的沸點溫度為150℃至160℃。1
H NMR(CDCl3
): δ0.91-0.99(m,12H),1.67-1.81(m,3H),2.71-2.76(m,2H),7.08-7.23(m,5H)。13
C NMR(CDCl3
): δ24.6,27.9,28.3,29.8,31.6,51.8,52.6,54.2,75.9,126.3,127.8,129.4,142.0 ppm.。
使用下列製程製備一種具有下式之胺助熔劑:
具體而言,在具有攪拌棒之反應瓶中加入(0.05莫耳)實施例1
之產物。之後,將該反應瓶置於具有磁性攪拌能力之加熱板上。之後,以氮氣惰性化該反應瓶,接著於環境溫度添加(0.1莫耳)2-乙基己基環氧丙基醚(由Momentive Performance Materials提供)至該反應瓶,並伴隨攪拌。之後,將該加熱板之設定溫度升溫至75℃且繼續攪拌該反應瓶內容物兩(2)小時。之後,將該加熱板之設定溫度升溫至140℃且繼續再攪拌該反應瓶內容物兩(2)小時。之後,將該加熱板之設定溫度降至80℃且將該反應瓶加以真空,並將瓶內減壓至30mm Hg。於這些條件下持續攪拌該反應瓶內容物另外兩(2)小時以提供該助熔劑產物。使用熱重分析(TGA)自25℃起以升溫速率10℃/分鐘測量該助熔劑產物於加熱至250℃之質量損失百分比。該助熔劑產物測得之質量損失(WL)為9wt%。
使用下列製程製備一種具有下式之胺助熔劑:
具體而言,在具有攪拌棒之反應瓶中加入(0.05莫耳)實施例2
之產物。之後,將該反應瓶置於具有磁性攪拌能力之加熱板上。之後,以氮氣惰性化該反應瓶,接著於環境溫度添加(0.1莫耳)2-乙基己基環氧丙基醚(由Momentive Performance Materials提供)至該反應瓶,並伴隨攪拌。之後,將該加熱板之設定溫度升溫至75℃且繼續攪拌該反應瓶內容物兩(2)小時。之後,將該加熱板之設定溫度升溫至140℃且繼續攪拌該反應瓶內容物再兩(2)小時。之後,將該加熱板之設定溫度降至80℃且將該反應瓶加以真空,並將瓶內減壓至30mm Hg。於這些條件下持續攪拌該反應瓶內容物另兩(2)小時以提供該助熔劑產物。使用熱重分析(TGA)自25℃起以升溫速率10℃/分鐘測量該助熔劑產物於加熱至250℃之質量損失百分比。該助熔劑產物測得之質量損失百分比(WL)為5wt%。
使用下列製程評估及比較依據實施例3至4
所製備之胺助熔劑組成物之助熔能力(與對照材料羥硬脂酸相比較)。在每一項評估中,銅試片係用以作為待焊電接點。在每一個銅試片之待焊表面進行預處理:(1)首先以細砂紙(600粒度)研磨,(2)之後,以5%過硫酸銨溶液清洗。(3)之後,以去離子水潤洗,(4)之後,沉浸至1%苯并三唑溶液中30秒,以及(5)之後,以氮氣吹乾。在銅試片的預處理後,將每一個胺助熔劑組成物之小液滴個別散佈於各個待焊銅試片表面上。將四個直徑0.381mm之無鉛焊料球(95.5wt% Sn/4.0wt% Ag/0.5wt% Cu)置於每一銅試片之助熔劑組成物的液滴中。所用之無鉛焊料之熔融範圍為217至221℃。之後,將該等銅試片置於已預熱至145℃之加熱板上且維持兩(2)分鐘。之後,將該等銅試片置於另一已預熱至260℃之加熱板上且維持至該焊料達到回焊條件(45秒至3分鐘,依胺助熔劑組成物而定)。之後,將該等銅試片自熱源移開且以下列狀況評估(a)原始放置之四個焊料球之融合與結合(coalescence),(b)所得已結合焊料之尺寸,以評判其流動與擴散,以及(c)焊料於銅試片之間的連結。使用0至4之量尺分數以描述該等胺助熔劑組成物與羥硬脂酸對照材料之助熔性能如下:
0=焊料液滴間無熔合融合(fusin)且與銅試片間無焊料連結;
1、2=焊料液滴間部份至完全融合,但與銅試片間無焊料連結;
3=焊料液滴間完全融合,但焊料擴散與流動極微;
4=焊料液滴間完全融合,於銅試片表面上有良好的焊料擴散與流動並且與銅試片間有焊料連結。
該等胺助熔劑組成物之評估結果係提供於表1
Claims (10)
- 一種胺助熔劑組成物,包括作為起始組分之式I所示之胺助熔劑:
其中,R1 、R2 、R3 和R4 係獨立選自氫、經取代之C1-80 烷基、未經取代之C1-80 烷基、經取代之C7-80 芳基烷基和未經取代之C7-80 芳基烷基;其中,R7 和R8 係獨立選自C1-20 烷基、經取代之C1-20 烷基、C6-20 芳基和經取代之C6-20 芳基;或者其中,R7 和R8 連同其所附接之碳形成視需要經C1-6 烷基取代之C3-20 環烷基環;其中,R10 和R11 係獨立選自C1-20 烷基、經取代之C1-20 烷基、C6-20 芳基和經取代之C6-20 芳基;或者其中,R10 和R11 連同其所附接之碳形成視需要經C1-6 烷基取代之C3-20 環烷基環;以及其中,R9 係選自氫、C1-30 烷基、經取代之C1-30 烷基、C6-30 芳基和經取代之C6-30 芳基。 - 如申請專利範圍第1項所述之胺助熔劑組成物,其中,在該經取代之C1-80 烷基和該經取代之C7-80 芳基烷基(R1 ,R2 ,R3 和R4 係選自該等基)之取代基係選自-OH基、-OR5 基、-COR5 -基、-COR5 基、-C(O)R5 基、-CHO基、-COOR5 基、-OC(O)OR5 基、-S(O)(O)R5 基、-S(O)R5 基、-S(O)(O)NR5 2 基、-OC(O)NR6 2 基、-C(O)NR6 2 基、-CN基、-N(R6 )-基和-NO2 基中之至少一者;其中,R5 係選自C1-28 烷基、C3-28 環烷基、C6-15 芳基、C7-28 芳基烷基和C7-28 烷基芳基;其中,R6 係選自氫、C1-28 烷基、C3-28 環烷基、C6-15 芳基、C7-28 芳基烷基和C7-28 烷基芳基。
- 如申請專利第1項所述之胺助熔劑組成物,其中,R1 、R2 、R3 和R4 係獨立選自氫、-CH2 CH(OH)R18 和-CH2 CH(OH)CH2 -O-R18 基;其中,R18 係選自氫、C1-28 烷基、C3-28 環烷基、C6-28 芳基、C7-28 芳基烷基和C7-28 烷基芳基;其中,R7 和R8 皆為甲基;其中,R10 和R11 皆為甲基;及其中,R9 係選自甲基和苯基;以及,其中,R1 、R2 、R3 和R4 中的0至3者為氫。
- 如申請專利範圍第3項所述之胺助熔劑組成物,其中,R1 、R2 、R3 和R4 中的0至3個為氫。
- 如申請專利範圍第1項所述之胺助熔劑組成物,復包括溶劑,其中,該溶劑係選自烴類、芳香烴類、酮類、醚類、醇類、酯類、醯胺類、二醇類、二醇醚類、二醇類衍生物和石油醚溶劑之有機溶劑。
- 如申請專利範圍第1項所述之胺助熔劑組成物,復包括下述之至少一者:無機填料;搖變減黏性試劑;以及抗氧化劑。
- 如申請專利範圍第1項所述之胺助熔劑組成物,復包括:選自消光劑、染色劑、消泡劑、分散安定劑、螫合劑、熱塑性粒子、UV截斷劑、阻燃劑和還原劑之添加劑。
- 如申請專利範圍第1項所述之胺助熔劑組成物,復包括作為起始組分之下列物:0至95wt%之溶劑,0至30wt%之增稠劑,0至30wt%之搖變減黏性試劑,以及0至30wt%之抗氧化劑。
- 如申請專利範圍第1項所述之胺助熔劑組成物,復包括:焊料粉末。
- 一種將焊料施加至電接點之方法,包括:提供電接點;提供申請專利範圍第1項所述之胺助熔劑組成物;將該胺助熔劑組成物施加至該電接點;提供焊料;將該焊料熔融;以及,以該融熔焊料置換該施加至該電接點之胺助熔劑組成物;其中,該融熔焊料與該電接點形成物理接觸且連結至該電接點。
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-
2010
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- 2011-11-29 JP JP2011260174A patent/JP6012956B2/ja not_active Expired - Fee Related
- 2011-12-01 TW TW100144127A patent/TWI444355B/zh not_active IP Right Cessation
- 2011-12-02 DE DE102011120521A patent/DE102011120521A1/de not_active Withdrawn
- 2011-12-02 KR KR1020110128394A patent/KR101885575B1/ko not_active Expired - Fee Related
- 2011-12-02 CN CN201110463356.5A patent/CN102642101B/zh not_active Expired - Fee Related
- 2011-12-02 FR FR1161088A patent/FR2968229B1/fr not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP6012956B2 (ja) | 2016-10-25 |
| DE102011120521A1 (de) | 2012-06-06 |
| FR2968229B1 (fr) | 2014-05-02 |
| JP2012148337A (ja) | 2012-08-09 |
| CN102642101A (zh) | 2012-08-22 |
| TW201229008A (en) | 2012-07-16 |
| CN102642101B (zh) | 2015-05-13 |
| KR20120060773A (ko) | 2012-06-12 |
| FR2968229A1 (fr) | 2012-06-08 |
| KR101885575B1 (ko) | 2018-08-06 |
| US8070046B1 (en) | 2011-12-06 |
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