TWI363078B - Epoxy resin composition and semiconductor device - Google Patents
Epoxy resin composition and semiconductor device Download PDFInfo
- Publication number
- TWI363078B TWI363078B TW093131738A TW93131738A TWI363078B TW I363078 B TWI363078 B TW I363078B TW 093131738 A TW093131738 A TW 093131738A TW 93131738 A TW93131738 A TW 93131738A TW I363078 B TWI363078 B TW I363078B
- Authority
- TW
- Taiwan
- Prior art keywords
- epoxy resin
- resin composition
- formula
- compound
- triazole
- Prior art date
Links
- 239000003822 epoxy resin Substances 0.000 title claims description 66
- 229920000647 polyepoxide Polymers 0.000 title claims description 66
- 239000000203 mixture Substances 0.000 title claims description 35
- 239000004065 semiconductor Substances 0.000 title claims description 33
- 150000001875 compounds Chemical class 0.000 claims description 36
- -1 triazole compound Chemical class 0.000 claims description 21
- 239000005011 phenolic resin Substances 0.000 claims description 16
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 8
- 239000011342 resin composition Substances 0.000 claims description 8
- 239000011256 inorganic filler Substances 0.000 claims description 7
- 229910003475 inorganic filler Inorganic materials 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 6
- 238000005538 encapsulation Methods 0.000 claims description 5
- 125000003396 thiol group Chemical group [H]S* 0.000 claims description 5
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 4
- 125000003277 amino group Chemical group 0.000 claims description 3
- 125000000524 functional group Chemical group 0.000 claims description 3
- 125000001376 1,2,4-triazolyl group Chemical group N1N=C(N=C1)* 0.000 claims description 2
- 125000004432 carbon atom Chemical group C* 0.000 claims description 2
- 125000001183 hydrocarbyl group Chemical group 0.000 claims 1
- 229920005989 resin Polymers 0.000 description 22
- 239000011347 resin Substances 0.000 description 22
- 229910000679 solder Inorganic materials 0.000 description 16
- 150000003852 triazoles Chemical class 0.000 description 13
- IOJUPLGTWVMSFF-UHFFFAOYSA-N benzothiazole Chemical compound C1=CC=C2SC=NC2=C1 IOJUPLGTWVMSFF-UHFFFAOYSA-N 0.000 description 10
- 239000007822 coupling agent Substances 0.000 description 10
- DIOQZVSQGTUSAI-UHFFFAOYSA-N decane Chemical compound CCCCCCCCCC DIOQZVSQGTUSAI-UHFFFAOYSA-N 0.000 description 10
- 239000013589 supplement Substances 0.000 description 10
- 238000005476 soldering Methods 0.000 description 9
- 239000000047 product Substances 0.000 description 8
- 229910000420 cerium oxide Inorganic materials 0.000 description 7
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 description 7
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 239000004593 Epoxy Substances 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 239000006229 carbon black Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 239000001993 wax Substances 0.000 description 5
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical group C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229920003986 novolac Polymers 0.000 description 4
- 125000000217 alkyl group Chemical group 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 125000003700 epoxy group Chemical group 0.000 description 3
- 150000002430 hydrocarbons Chemical group 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- AFBBKYQYNPNMAT-UHFFFAOYSA-N 1h-1,2,4-triazol-1-ium-3-thiolate Chemical compound SC=1N=CNN=1 AFBBKYQYNPNMAT-UHFFFAOYSA-N 0.000 description 2
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 description 2
- QTWJRLJHJPIABL-UHFFFAOYSA-N 2-methylphenol;3-methylphenol;4-methylphenol Chemical compound CC1=CC=C(O)C=C1.CC1=CC=CC(O)=C1.CC1=CC=CC=C1O QTWJRLJHJPIABL-UHFFFAOYSA-N 0.000 description 2
- WZUUZPAYWFIBDF-UHFFFAOYSA-N 5-amino-1,2-dihydro-1,2,4-triazole-3-thione Chemical compound NC1=NNC(S)=N1 WZUUZPAYWFIBDF-UHFFFAOYSA-N 0.000 description 2
- ZPDYXWCBXQWHAI-UHFFFAOYSA-N 5-sulfanylidene-1,2,4-triazolidin-3-one Chemical compound O=C1NNC(=S)N1 ZPDYXWCBXQWHAI-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 235000010290 biphenyl Nutrition 0.000 description 2
- 239000004305 biphenyl Substances 0.000 description 2
- 229910052797 bismuth Inorganic materials 0.000 description 2
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 2
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 description 2
- PXKLMJQFEQBVLD-UHFFFAOYSA-N bisphenol F Chemical compound C1=CC(O)=CC=C1CC1=CC=C(O)C=C1 PXKLMJQFEQBVLD-UHFFFAOYSA-N 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229930003836 cresol Natural products 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 239000004519 grease Substances 0.000 description 2
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000012766 organic filler Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000001721 transfer moulding Methods 0.000 description 2
- RIOQSEWOXXDEQQ-UHFFFAOYSA-N triphenylphosphine Chemical compound C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 RIOQSEWOXXDEQQ-UHFFFAOYSA-N 0.000 description 2
- LNOLJFCCYQZFBQ-BUHFOSPRSA-N (ne)-n-[(4-nitrophenyl)-phenylmethylidene]hydroxylamine Chemical compound C=1C=C([N+]([O-])=O)C=CC=1C(=N/O)/C1=CC=CC=C1 LNOLJFCCYQZFBQ-BUHFOSPRSA-N 0.000 description 1
- WYENVTYBQKCILL-UHFFFAOYSA-N 1,2,4-triazolidine-3,5-dithione Chemical compound S=C1NNC(=S)N1 WYENVTYBQKCILL-UHFFFAOYSA-N 0.000 description 1
- BGJSXRVXTHVRSN-UHFFFAOYSA-N 1,3,5-trioxane Chemical compound C1OCOCO1 BGJSXRVXTHVRSN-UHFFFAOYSA-N 0.000 description 1
- YJTKZCDBKVTVBY-UHFFFAOYSA-N 1,3-Diphenylbenzene Chemical compound C1=CC=CC=C1C1=CC=CC(C=2C=CC=CC=2)=C1 YJTKZCDBKVTVBY-UHFFFAOYSA-N 0.000 description 1
- KJCVRFUGPWSIIH-UHFFFAOYSA-N 1-naphthol Chemical compound C1=CC=C2C(O)=CC=CC2=C1 KJCVRFUGPWSIIH-UHFFFAOYSA-N 0.000 description 1
- KAESVJOAVNADME-UHFFFAOYSA-N 1H-pyrrole Natural products C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 description 1
- 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 description 1
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- LXBGSDVWAMZHDD-UHFFFAOYSA-N 2-methyl-1h-imidazole Chemical compound CC1=NC=CN1 LXBGSDVWAMZHDD-UHFFFAOYSA-N 0.000 description 1
- GNPSQUCXOBDIDY-UHFFFAOYSA-N 4-(trimethoxymethyl)dodecane Chemical compound C(CCCCCCC)C(C(OC)(OC)OC)CCC GNPSQUCXOBDIDY-UHFFFAOYSA-N 0.000 description 1
- 229930185605 Bisphenol Natural products 0.000 description 1
- 101100311260 Caenorhabditis elegans sti-1 gene Proteins 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 1
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 229910001252 Pd alloy Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 239000004203 carnauba wax Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- KKFPIBHAPSRIPB-UHFFFAOYSA-N cerium(3+);oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Ce+3].[Ce+3] KKFPIBHAPSRIPB-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical compound C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000001815 facial effect 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
- 239000003063 flame retardant Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 229910001410 inorganic ion Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- 150000002632 lipids Chemical class 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- IHHCJKNEVHNNMW-UHFFFAOYSA-N methane;phenol Chemical compound C.OC1=CC=CC=C1 IHHCJKNEVHNNMW-UHFFFAOYSA-N 0.000 description 1
- 239000006082 mold release agent Substances 0.000 description 1
- SFMJNHNUOVADRW-UHFFFAOYSA-N n-[5-[9-[4-(methanesulfonamido)phenyl]-2-oxobenzo[h][1,6]naphthyridin-1-yl]-2-methylphenyl]prop-2-enamide Chemical compound C1=C(NC(=O)C=C)C(C)=CC=C1N1C(=O)C=CC2=C1C1=CC(C=3C=CC(NS(C)(=O)=O)=CC=3)=CC=C1N=C2 SFMJNHNUOVADRW-UHFFFAOYSA-N 0.000 description 1
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 125000001820 oxy group Chemical group [*:1]O[*:2] 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- FTDXCHCAMNRNNY-UHFFFAOYSA-N phenol Chemical compound OC1=CC=CC=C1.OC1=CC=CC=C1 FTDXCHCAMNRNNY-UHFFFAOYSA-N 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 230000036299 sexual function Effects 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 239000004291 sulphur dioxide Substances 0.000 description 1
- 235000010269 sulphur dioxide Nutrition 0.000 description 1
- 238000004381 surface treatment Methods 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
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 1
- XSOKHXFFCGXDJZ-UHFFFAOYSA-N telluride(2-) Chemical compound [Te-2] XSOKHXFFCGXDJZ-UHFFFAOYSA-N 0.000 description 1
- 235000007586 terpenes Nutrition 0.000 description 1
- KUAZQDVKQLNFPE-UHFFFAOYSA-N thiram Chemical compound CN(C)C(=S)SSC(=S)N(C)C KUAZQDVKQLNFPE-UHFFFAOYSA-N 0.000 description 1
- 229960002447 thiram Drugs 0.000 description 1
- IMFACGCPASFAPR-UHFFFAOYSA-N tributylamine Chemical compound CCCCN(CCCC)CCCC IMFACGCPASFAPR-UHFFFAOYSA-N 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 239000002966 varnish Substances 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/68—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the catalysts used
- C08G59/686—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the catalysts used containing nitrogen
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/28—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection
- H01L23/29—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the material, e.g. carbon
- H01L23/293—Organic, e.g. plastic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
- C08L61/04—Condensation polymers of aldehydes or ketones with phenols only
- C08L61/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Epoxy Resins (AREA)
- Structures Or Materials For Encapsulating Or Coating Semiconductor Devices Or Solid State Devices (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Description
1363078 九、發明說明: 【發明所屬之技術領域】 本發明係關於半導體密封用環氧樹脂組成物及使用該組 成物之半導體裝置。 【先前技術】 近年來,關於半導體裝置,基於生產性、成本、可靠度 等之均衡上優異之理由而使用環氧樹脂組成物來密封半導 體之方法成為主流。在此種半導體裝置之表面安裝化之 際,因半導體裝置在焊錫浸潰或焊錫迴焊步驟中急遽暴露 於 2 0 0 °C以上之高溫,因所吸收之水分發生爆炸性氣化時 之應力,造成半導體元件、.引線框、内引線上之各種鍍敷 之各接合部分與環氧樹脂組成物之硬化物之界面發生剝 離,或半導體裝置發生龜裂而造成可靠度顯著降低之問題。 為了改善焊錫處理所引起之可靠度之降低,藉由增加環 氧樹脂組成物中之無機填充材之填充量,以達成低吸濕 化、高強度化、低熱膨脹化而提高耐焊錫性,同時使用低 熔融黏度之樹脂,在成形時以低黏度維持高流動性之手法 乃在目前為一般性方法。 另一方面,關於焊錫處理後之可靠度,環氧樹脂組成物 之硬化物與存在於半導體裝置内部之半導體元件或引線框 等基材之界面之黏著性變得非常重要。若界面之黏著力 弱,環氧樹脂組成物之硬化物與焊錫處理後之基材之界面 會發生剝離,進一步由此剝離引起半導體裝置之龜裂。 習知,在提高对焊錫性之目的下,進行由7* -縮水甘油氧 6 326\專利說明書(補件)\94-02\93131738 1363078 丙基三甲氧矽烷或T-(曱基丙烯酲氧丙基)三曱氧矽烷等 之矽烷偶合劑加入環氧樹脂组成物以尋求環氧樹脂組成物 之硬化物與基材之界面之黏著性提高之研究。但,近年來 由於安裝時之迴焊溫度之上升,因應無鉛焊錫之 Ni、 Ni-Pb、Ni-Pd-Au等之預鍍引線框之出現等,僅以此等矽 烷偶合劑已無法充分解決越來越加嚴格之對耐焊錫性之要 求。 為此解決之方法,有利用烷氧矽烷偶合劑來施行引線框 之表面處理之方法(例如參照日本專利特開平6 - 3 5 0 0 0 0號 公報)或添加有°塞°坐系、次靖醯胺(s u 1 f e n a m i d e )系以及硫 胺曱醯(t h i u r a m )系化合物之樹脂組成物及樹脂密封型半 導體裝置(例如參照日本專利特開昭 6 2 - 2 0 9 1 7 0號公報及 特開昭6 2 - 2 6 0 3 4 4號公報)等被提案。然而,日本專利特開 平 6 - 3 5 0 0 0 0號公報所載述之矽烷偶合劑具有熱時安定性 不良而在耐焊錫處理時使密合提高效果降低之缺點,再 者,日本專利特開昭6 2 - 2 0 9 1 7 0號公報及特開昭6 2 - 2 6 0 3 4 4 號公報所載述之化合物被指出其分子量大且含有很多不安 定鍵(氮-硫鍵等)而有可能在成形後之密封樹脂中分解。 專利文獻1 :日本專利特開平6 - 3 5 0 0 0 0號公報 專利文獻2 :日本專利特開昭6 2 - 2 0 9 1 7 0號公報 專利文獻3 :日本專利特開昭6 2 - 2 6 0 3 4 4號公報 【發明内容】 本發明係提供一種在吸濕後之焊錫處理中不會發生與引 線框之剝離的具有優異耐焊錫性之環氧樹脂組成物以及半 7 326\專利說明書(補件)\94-02\93131738 1363078 導體裝置。 本發明為: [1 ] 一種半導體密封用環氧樹脂组成物,其特徵為, 有(A )環氧樹脂、(B )酚樹脂、(C )硬化促進劑、(D )無機· 填充材以及(E)三唑系化合物; [2 ]如第[1 ]項所載述之半導體密封用環氧樹脂組 物,其中上述三唑系化合物為具有 1 , 2, 4 -三唑環之化 物; [3 ]如第[1 ]項所載述之半導體密封用環氧樹脂組 物,其中上述三唑系化合物為通式(1 ) 含 質 成 合 成
(式1) (式中,R1表示氫原子,或疏基、胺基、羥基或在末端 有此等官能基之碳原子數1〜8之烴鏈)所示之化合物; [4 ]如第[1 ]項、[2 ]項及[3 ]項中任一項所載述之半導 密封用環氧樹脂組成物,其中相對於樹脂組成物全體, 0 . 0 1〜2重量%之比例含有上述三唑系化合物;以及 [5 ] —種半導體裝置,其特徵為,使用第[1 ]項、[2 ]項 [3 ]項及[4 ]項中任一項所載述之環氧樹脂組成物以密封 導體元件而構成。 使用本發明之環氧樹脂組成物而得到之半導體裝置, 有即使在吸濕後之焊錫處理中亦難以發生樹脂與引線框 剝離之特徵,對焊錫處理之可靠度優異,因此,本發明 326\專利說明書(補件)\94-02\93131738 8 含 體 以 半 具 之 之 1363078 環氧樹脂組成物可廣用於各種樹脂密封型半導體裝置 其提高樹脂组成物之硬化物與經鍍敷之具有鍍層之引 (鍍銀引線框、鍍鎳引線框、將鎳/鈀合金被鍍金而成 鍍引線框等)之密合性之效果顯著,因此可合適用於使 有鍍層之引線框之半導體裝置。 由於本發明之環氧樹脂組成物具有即使在吸濕後之 處理中亦難以發生與引線框之剝離之特徵,使用該組 而得到之半導體裝置具有優異之焊錫處理可靠度。 【實施方式】 本發明係藉由含有環氧樹脂、酚樹脂、硬化促進劑 機質填充材以及三唑系化合物,得到在吸濕後之焊錫 中不會發生與引線框之剝離的具有優異耐焊錫性之環 脂組成物。 以下,關於本發明加以詳細說明。 本發明使用之環氧樹脂泛指1分子中具有2個以上 氧基之單體、低聚物以及聚合物,例如可舉出氫醌型 樹脂、雙酚A型環氧樹脂、雙酚F型環氧樹脂、聯苯 氧樹脂、二笨乙烯(s t i 1 b e n e )型環氧樹脂、酚系酚醛 型環氧樹脂、甲酚系酚醛清漆型環氧樹脂、萘酚系酚 漆型環氧樹脂、三酚甲烷型環氧樹脂、烷基變性三酚 型環氧樹脂、二環戊二烯變性酚型環氧樹脂、酚芳烷 環氧樹脂(在主鏈具有伸苯骨架、伸聯苯骨架等)、萘 烷基型環氧樹脂(在主鏈.具有伸苯骨架、伸聯苯骨架ί 萜烯變性酚型環氧樹脂、含三。井核之環氧樹脂等,但 326\專利說明書(補件)\94-02\93丨3173 8 9 。尤 線框 之預 用具 焊錫 成物 、無 處理 氧樹 之環 環氧 型環 清漆 醛清 甲烷 基型 酚芳 -)' 並不 1363078 限於此等樹脂。此等環氧樹脂可單獨使用或一起使用。 本發明使用之酚樹脂泛指1分子中具有2個以上之酚 經基之單體、低聚物以及聚合物,例如可舉出紛系紛链 漆樹脂、甲酚系酚醛清漆樹脂、酚芳烷基樹脂(在主鏈具 伸笨骨架、伸聯苯骨架等)、萘酚芳烷.基樹脂(在主鏈具 伸苯骨架、伸聯苯骨架等)、萜烯變性酚樹脂 '二環戊二 變性酚樹脂、三酚甲烷型酚樹脂、雙酚化合物等,但並 限於此等樹脂。此等酚樹脂可單獨使用或二種以上一起 用。 總環氧樹脂之環氧基與總酿樹脂之紛性經基之當量比 0 . 5〜2 . 0較佳,尤其以0 . 7 ~ 1 . 5特別合適。若在上述範 外,則有可能發生硬化性、耐濕可靠度等之降低。 本發明使用之硬化促進劑只要為環氧樹脂與酚樹脂之 聯反應中可作為觸媒之化合物即可,可使用一般用於密 材料之物。例如可舉出如三丁胺' 1 , 8 -二氮雜雙環(5,4, Η--烯-7等之胺系化合物;三苯膦、四苯鎮·四苯硼酸 鹽等之有機磷系化合物;2 -甲基咪唑等之咪唑化合物等 但並不限於此等化合物。此等化合物可單獨使用或一起 用。 作為本發明使用之無機質填充材,可使用一般用於半 體密封用環氧樹脂組成物中之材料。例如可舉出熔融二 化矽、結晶二氧化矽、氧化鋁、氮化矽、氮化鋁等。此 無機質填充材可單獨使用或一起使用。 在使無機質填充材之摻配量增多之情況,一般係使用 326\專利說明書(補件)\94-02\9313】738 10 性 清 有 有 稀 不 使 以 圍 交 封 0) 酯 > 使 導 氧 等 熔 1363078 融二氧化矽。熔融二氧化矽可使用破碎狀物、球狀 一者,但為了提高熔融二氧化矽之推配量且抑制環 组成物之熔融黏度之上升,較佳為主要使用球狀物 為了使熔融球狀二氧化矽之摻配量增多,較佳的是 球狀二氧化矽之粒度分布可變得更廣之方式予以調 機質填充材亦可使用預先經過矽烷偶合劑等表面處 本發明使用之三唑系化合物為具有含氮原子之五 造之化合物。三唑系化合物可改善樹脂組成物與預 面之親和性,具有抑制界面剝離之效果,因此對於 組成物之硬化物密封半導體元件而成之半導體裝置 改善其耐濕可靠度及耐迴焊龜裂性之功能。從而提 體裝置之可靠度。 作為本發明使用之三唑系化合物,可舉出具有1 , σ坐環之化合物、具有1 , 2 , 3 -三。坐環之化合物,例如 示之化合物。 物中任 氧樹脂 此外, 以熔融 整。無 理者。 員環構 鍵框表 由樹脂 ,具有 高半導 2, 4-三 下式所
11 3之6傳利說明書(補件)例-〇2\9313173 8 1363078 在此等化合物中,以通式(1 )所示之化合物較佳。通式(1 ) 所示之化合物尤其必需含有巯基,此巯基具備與金屬之反 應性。從而,即使在成形於非銅框時,亦可實現耐焊錫性, 藉由使用此種化合物來密封半導體裝置,可提高半導體裝 置之可靠度。
(式1 ) [式中,R1表示氫原子,或酼基、胺基、羥基或在末端含 有此等官能基之碳原子數1〜8 (以1 ~ 6較佳)之烴鏈]。 作為此種化合物,具體可舉出下面之化合物:
在此,本發明使用之三唑系化合物之添加量並未特別受 到限制,但相對於樹脂組成物全體,最好能在0. 0 1〜2重量 %之範圍内。若半導體密封用組成物中之三唑系化合物之添 加量在此範圍内,則組成物與引線框之密合性及組成物之 流動性之均衡優異,可良好保持耐焊錫性。 12 326傳利說明書(補件)\94-02\93131738 1363078 本發明之環氧樹脂組成物除了含有環氧樹脂、酚樹脂、 無機質填充材、硬化促進劑以及三唑系化合物之外,視需 要亦可適當摻配矽烷偶合劑、鈦酸酯偶合劑、鋁偶合劑、 鋁/锆偶合劑等之偶合劑;溴化環氧樹脂、氧化銻、磷化合 物等之難燃劑;氧化鉍水合物等之無機離子交換體;碳黑、 紅色氧化鐵(B e n g a 1 )等.之著色劑;聚碎氧油、聚石夕氧橡膠 等之低應力化劑;天然蠟、合成蠟、高級脂肪酸及其金屬 鹽類或石蠟等之離模劑;抗氧化劑等之各種添加劑。 本發明之環氧樹脂組成物係將環氧樹脂、酚樹脂、無機 質填充材、硬化促進劑、三唑系化合物以及其他添加劑等 使用混合機予以混合後,以輥、捏合機、擠壓機等之混練 機加熱混練,冷卻後予以粉碎即可得到。 於使用本發明之環氧樹脂組成物密封半導體元件等之電 子零件而製造半導體裝置時,以轉移成型、壓縮成型、注 射成型等之成形方法予以硬化成形即可。 (實施例) 以下,用實驗例來說明本發明,但本發明並未受到此等 例之限制。摻配單位為重量份。 (實驗例1 ) 將式(2 ) 〇—CH〇—CH -CH, 〇~CH2—CH ~pH2 ~Ί
(式2) 13 326\專利說明書(補件)\94-〇2\93131738 1363078 所示之環氧樹脂(軟化點5 8 °C,環氧當量2 7 2,以下稱為環 氧樹脂1 ) : 8 · 2重量份; 式(3)
OH OH
(式3) 所示之酚樹脂(軟化點1 0 7 °C ,羥基當量2 0 0,以下稱為酚 樹脂1 ) : 6 . 0重量份; 另外,總環氡樹脂之環氧基與總酚樹脂之酚性羥基之當 量比係計算為1 . 0。 1,8 -二氮雜雙環(5, 4, 0)十一烯-7(以下稱為 DBU): 0.2 重量份; 熔融球狀二氡化矽(Μ I C R Ο N公司製,平均粒徑2 8 // m ): 8 5 . 0重量份; 式(4) N—r\ hs4n/n (式4) 所示之1,2 , 4 -三唑-5 -硫醇(試藥):0 · 1重量份; 棕櫚蠟:0. 2重量份;以及 碳黑:0. 3重量份 使用混合機予以混合後,使用表面溫度9 0 °C及2 5 °C之二根 輥予以混練,冷卻後粉碎,得到環氧樹脂組成物。將所得 326傳利說明書(補件)\94-〇2\9313!738 14 1363078 到之環氧樹脂組成物之特性依照以下之方法予以評價。將 所得之結果示於表1中。 (評價方法) 螺旋流動:使用根據 Ε Μ Μ I - 1 - 6 6之螺旋流動測定用模 具,以模具溫度1 7 5 °C 、注入壓力6 . 9 Μ P a、硬化時間1 2 0 秒之條件施行測定。單位為cm。可知若為 80cm以下則會 發生封裝體未填充等之成形不良,此項特性值成為半導體 裝置可靠度之指標。 密合強度:使用轉移成形機,以模具溫度 1 7 5 °C、注入 壓力9. 8 Μ P a、硬化時間1 2 0秒之條件,使每1水準1 0個 之2 m m X 2 m m X 2 m m密合強度試片成形於引線框上。引線框係 使用鍍銀之銅引線框(引線框1 )及鍍金之N i P d合金引線框 (引線框 2 )之二種引線框。然後,使用自動剪斷強度裝置 (D A G E公司製,P C 2 4 0 0 ),測定環氧樹脂組成物之硬化物與 引線框之剪斷強度。表示出'1 0個試片之剪斷強度之平均 值。單位為N/mm2。 耐焊錫性:在模具溫度1 7 5 °C、注入壓力9 . 3 Μ P a、硬化 時間1 2 0秒之條件下,進行1 7 6針腳L Q F P封裝體(封裝體 之大小為 24x24mm,厚度為 2.0mm,石夕晶片之大小為 8. Ox 8.0mm,引線框為1 7 6針腳預鍍引線框,係N i P d合金之鍍 金加工物)之轉移成形,並施行1 7 5 °C下8小時之後硬化。 將所得到之封裝體在溫度8 5 °C及相對濕度6 0 %之環境下加 濕處理1 6 8小時。然後,使此封裝體在2 6 0 □之焊錫槽中 浸潰1 0秒鐘。對浸潰焊錫後之封裝體使用超音波探傷裝置 326\專利說明書(補件)\94-02\9313丨738 15 1363078 予以觀察,將晶片(S i N塗層品)與環氧樹脂組成物之硬化 物之界面發生剝離之剝離發生率[(發生剝離之封裝體 數)/(總封裝體數)X】0 0 ]以%表示。剝離發生率在 1 0 %以下 者可視為可靠率高。 (實驗例2 ~ 1 5 ) 依照表1、表2之配方,以與實驗例1相同之方法得到 環氧樹脂組成物,並與實驗例1 一樣施行評價。將此等結 果示於表1、表2中。所用之環氧樹脂及酚樹脂之詳細資 料示於表3中。再者,關於實驗例1以外所用之三唑系化 合物係示於下。 式(5)所示之3 -胺基-1,2, 4 -三唑-5-硫醇(試藥)
(式5) 式(6 )所示之3,5 -二巯基-1,2,4 -三唑(試藥)
(式6) 式(7 )所示之3 -羥基-1,2,4 -三唑-5 -硫醇(試藥)
16 326\專利說明書(補件)\94-02\9313】738 1363078 (式7) 式(8 )所示之5 -巯基-1 , 2 , 4 -三唑-3 -曱醇(試藥) H0
(式8) 式(9 )所示之2 - ( 4 ’ -嗎啉二硫基)苯并噻唑(川口化學
(式9) 表1 實驗例 1 2 3 4 5 6 環氧樹脂1 8.2 8.2 8.2 8.2 8.2 環氧樹脂2 7.4 齡樹脂I 6.0 6.0 6.0 6.0 6.0 紛樹脂2 6.8 (環氧基/1»性羥當量比) 1.0 1.0 1.0 1.0 1.0 1.0 DBU 0.2 0.2 0.2 0.2 0.2 0.2 熔融球狀二氧化石夕 85.0 85.0 85.0 85.0 85.0 85.0 1, 2,4-三°坐-5-碎l醇(式(4)) 0.1 0.1 3-胺基-1,2,4-三唑-5-硫醇(式⑸) 0.1 3, 5-二疏基-1,2,4-三唑(式(6)) 0.1 3-羥基-1,2,4-三《坐-5-硫醇(式(7)) 0.1 5-¾¾ 基-1,2,4-三0坐-3-甲醇(式(8)) 0.1 2-(4’ -嗎啉二硫基)苯并噻唑(式(9)) 棕櫊蠟 0.2 0.2 0.2 0.2 0.2 0.2 碳黑 0.3 0.3 0.3 0.3 0.3 0.3 螺旋流動[cm] 95 85 90 95 95 100 密合強度[N/mm ] 引線框1 10.4 12.5 11.4 9.8 9.5 11.8 引線框2 10.7 11.8 11.3 9.5 9.0 11.5 耐焊錫性 晶片剝離發生率00 0 0 0 0 0 0 内引線部剝離發生率(%) 0 0 0 0 0 0 17 326\專利說明書(補件)\94-〇2\93131738 1363078 表κ續) 實驗例 •7 8 9 10 11 12 環氧樹脂1 7.1 6.5 環氧樹脂2 7.4 7.4 7.4 7.4 紛樹脂1 5.2 4.8 紛樹脂2 6.8 6.8 6.8 6.8 (環氧基/酷性經基之當量比) 1.0 1.0 1.0 1.0 1.0 1.0 DBU 0.2 0.2 0.2 0.2 0.2 0.2 熔融球狀二氧似夕 85.0 85.0 85.0 85.0 85.0 85.0 1,2,4-三唑-5-硫醇(式⑷) 2.0 3.0 3-胺基-1,2,4-三嗤-5-硫醇(式(5)) 0.1 3,5-二硫基 _1,2,4-三。坐(式(6)) 0.1 3-羥基-1, 2,4-三唑-5-硫醇(式(7)) 0.1 5-疏基-1, 2,4_三。坐-3-曱醇(式(8)) 0.1 2-(4’ -嗎啉二硫基)苯并噻唑(式(9)) 棕櫊蠟 0.2 0.2 0.2 0.2 0.2 0.2 碳黑 0.3 0.3 0.3 0.3 0.3 0.3 螺旋流動[cm] 90 90 95 95 85 80 密合強度[N/mm ] 引線框1 14.1 13.5 11.1 10.1 10.5 10.0 引線框2 13.6 13.1 10.7 9.6 10.3 9.7 耐焊錫性 晶片剝離發生率(%) 0 0 0 0 0 0 内引線部剝離發生率_(>〇) 0 0 0 0 10 10 表2 實驗例 13 14 15 環氧樹脂1 8.2 8.2 環氧樹脂2 7.4 紛樹脂1 6.0 6.0 酚樹脂2 6.8 (環氧基/酚性羥基之當量比) 1.0 1.0 1.0 DBU 0.2 0.2 0.2 熔融球狀二氧彳b石夕 85.0 85.0 85.0 2-(4’ -嗎啉二硫基)苯并噻唑(式(9)) 0.1 棕櫊蠟 0.2 0.2 0.2 碳黑 0.3 0.3 0.3 螺旋流動[cm] 95 105 80 密合強度[N/mm2] 引線框1 Τ\1ϊΰ2 3.0 3.8 "ΤΪ"" 5.6 —[「. 耐焊錫性 晶片剝離發生率(%) 1¾ f 1 mmmFL· ¥(%) 40 "~3〇"" 30 "IT"' 30 ""20"" 326\專利說明書(補件)W-〇2\93 D1738 18 1363078 表3 製造者 產品名稱 其他詳細數據 環氧樹脂1 具有伸聯苯骨架之 酚芳炫基型環氧/樹脂 曰本化藥(股) NC-3000P 軟化點58°C , 環氧當量272 環氧樹脂2 聯笨型環氧樹脂 Japan epoxy resin(股) YX-4000HK 炫點105。。, 環氧當量190 齡樹脂1 具有伸聯笨骨架之 酚芳烧基樹脂 明和化成(股) 晒7851SS 軟化點107°C, 羥基當量200 _脂2 對伸二曱苯變性 酚醛清漆型麵脂 三井東壓(股) XLC-LL 軟化點77°C, 經基當量174 由實驗例1 ~ 5得到之結果為,添加有三唑系化合物之環 氧樹脂組成物與預鍍引線框之親和性提昇,封裝體可靠度 優異。再者,關於具有與酼基不同之取代基而對氫原子或 環氧樹脂有反應性之官能基,亦得到相同之結果?根據實 驗例6 ~ 1 0,雖然依樹脂而有差異,但藉由添加三唑系化合 物,可提高封裝體可靠度。再者,實驗例1 1、1 2為添加有 大量之三唑系化合物之系列,雖然流動性降低,但仍可提 高可靠度。實驗例1 3、1 4為未添加三唑系化合物之系列, 其無論樹脂種類如何,均得到封裝體可靠度低劣之結果。 實驗例1 5為使用2 - ( 4 ’ -嗎啉二硫基)苯并噻唑(式9 )代替 三唑系化合物之例,該化合物與本案所用之化合物相較, 分子量非常大。因此,雖然式9之化合物之使用量與實驗 例1 ~ 1 2所用之三唑系化合物之使用量相同,卻由於某特定 濃度時之效果降低,得到密合強度及耐焊錫性均不良好之 結果® 19 326\專利說明書(補件)\94-02\93131738
Claims (1)
- 十、申請專利範圍: AU5 3 1 2011 替換本 1 . 一種半導體密封用環氧樹脂組成物,其特徵為,以(A ) 環氧樹脂、(B )酚樹脂、(C )硬化促進劑、(D )無機質填充材 以及(E )通式(1 )所示之三唑系化合物為必要成分:(式1)(式中,R1表示氫原子,或巯基、胺基、羥基或在末端含 有此等官能基之碳原子數1〜8之烴鏈;) 相對於樹脂組成物全體,以0 . 0卜2重量%之比例含有上 述三。坐系化合物。 2 .如申請專利範圍第1項之半導體密封用環氧樹脂組成 物,其中,上述三唑系化合物為具有1,2 , 4 -三唑環之化合 物。3 . —種半導體裝置,其特徵為,係使用申請專利範圍第 1或2項之半導體密封用環氧樹脂組成物密封半導體元件 而成。 % 93131738 20
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