JP6838345B2 - 封止用エポキシ樹脂組成物、並びに半導体装置及びその製造方法 - Google Patents
封止用エポキシ樹脂組成物、並びに半導体装置及びその製造方法 Download PDFInfo
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- JP6838345B2 JP6838345B2 JP2016202712A JP2016202712A JP6838345B2 JP 6838345 B2 JP6838345 B2 JP 6838345B2 JP 2016202712 A JP2016202712 A JP 2016202712A JP 2016202712 A JP2016202712 A JP 2016202712A JP 6838345 B2 JP6838345 B2 JP 6838345B2
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- epoxy resin
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- metal hydroxide
- sealing
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- 150000004756 silanes Chemical class 0.000 description 3
- 229910000679 solder Inorganic materials 0.000 description 3
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 3
- XGINAUQXFXVBND-UHFFFAOYSA-N 1,2,6,7,8,8a-hexahydropyrrolo[1,2-a]pyrimidine Chemical compound N1CC=CN2CCCC21 XGINAUQXFXVBND-UHFFFAOYSA-N 0.000 description 2
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- KNANZMNFPYPCHN-UHFFFAOYSA-N N'-[2-(dimethoxymethylsilyl)propan-2-yl]ethane-1,2-diamine Chemical compound COC(OC)[SiH2]C(C)(C)NCCN KNANZMNFPYPCHN-UHFFFAOYSA-N 0.000 description 1
- UEEJHVSXFDXPFK-UHFFFAOYSA-N N-dimethylaminoethanol Chemical compound CN(C)CCO UEEJHVSXFDXPFK-UHFFFAOYSA-N 0.000 description 1
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- 239000004698 Polyethylene Substances 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
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- IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 description 1
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- 125000003342 alkenyl group Chemical group 0.000 description 1
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- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
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- ZTQSAGDEMFDKMZ-UHFFFAOYSA-N butyric aldehyde Natural products CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 description 1
- 150000001721 carbon Chemical class 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000004203 carnauba wax Substances 0.000 description 1
- 235000013869 carnauba wax Nutrition 0.000 description 1
- 239000013522 chelant Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
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- 239000013078 crystal Substances 0.000 description 1
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- 229960002887 deanol Drugs 0.000 description 1
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- 239000000539 dimer Substances 0.000 description 1
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- WHGNXNCOTZPEEK-UHFFFAOYSA-N dimethoxy-methyl-[3-(oxiran-2-ylmethoxy)propyl]silane Chemical compound CO[Si](C)(OC)CCCOCC1CO1 WHGNXNCOTZPEEK-UHFFFAOYSA-N 0.000 description 1
- XXBDWLFCJWSEKW-UHFFFAOYSA-N dimethylbenzylamine Chemical compound CN(C)CC1=CC=CC=C1 XXBDWLFCJWSEKW-UHFFFAOYSA-N 0.000 description 1
- HTDKEJXHILZNPP-UHFFFAOYSA-N dioctyl hydrogen phosphate Chemical compound CCCCCCCCOP(O)(=O)OCCCCCCCC HTDKEJXHILZNPP-UHFFFAOYSA-N 0.000 description 1
- ZZTCPWRAHWXWCH-UHFFFAOYSA-N diphenylmethanediamine Chemical compound C=1C=CC=CC=1C(N)(N)C1=CC=CC=C1 ZZTCPWRAHWXWCH-UHFFFAOYSA-N 0.000 description 1
- GPAYUJZHTULNBE-UHFFFAOYSA-N diphenylphosphine Chemical compound C=1C=CC=CC=1PC1=CC=CC=C1 GPAYUJZHTULNBE-UHFFFAOYSA-N 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- VTIXMGZYGRZMAW-UHFFFAOYSA-N ditridecyl hydrogen phosphite Chemical compound CCCCCCCCCCCCCOP(O)OCCCCCCCCCCCCC VTIXMGZYGRZMAW-UHFFFAOYSA-N 0.000 description 1
- XHWQYYPUYFYELO-UHFFFAOYSA-N ditridecyl phosphite Chemical compound CCCCCCCCCCCCCOP([O-])OCCCCCCCCCCCCC XHWQYYPUYFYELO-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- FWDBOZPQNFPOLF-UHFFFAOYSA-N ethenyl(triethoxy)silane Chemical compound CCO[Si](OCC)(OCC)C=C FWDBOZPQNFPOLF-UHFFFAOYSA-N 0.000 description 1
- NKSJNEHGWDZZQF-UHFFFAOYSA-N ethenyl(trimethoxy)silane Chemical compound CO[Si](OC)(OC)C=C NKSJNEHGWDZZQF-UHFFFAOYSA-N 0.000 description 1
- WOXXJEVNDJOOLV-UHFFFAOYSA-N ethenyl-tris(2-methoxyethoxy)silane Chemical compound COCCO[Si](OCCOC)(OCCOC)C=C WOXXJEVNDJOOLV-UHFFFAOYSA-N 0.000 description 1
- 239000005350 fused silica glass Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- NEXSMEBSBIABKL-UHFFFAOYSA-N hexamethyldisilane Chemical compound C[Si](C)(C)[Si](C)(C)C NEXSMEBSBIABKL-UHFFFAOYSA-N 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 150000002460 imidazoles Chemical class 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004898 kneading Methods 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
- 150000002736 metal compounds Chemical class 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical group O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- YGGXZTQSGNFKPJ-UHFFFAOYSA-N methyl 2-naphthalen-1-ylacetate Chemical compound C1=CC=C2C(CC(=O)OC)=CC=CC2=C1 YGGXZTQSGNFKPJ-UHFFFAOYSA-N 0.000 description 1
- UJNZOIKQAUQOCN-UHFFFAOYSA-N methyl(diphenyl)phosphane Chemical compound C=1C=CC=CC=1P(C)C1=CC=CC=C1 UJNZOIKQAUQOCN-UHFFFAOYSA-N 0.000 description 1
- BFXIKLCIZHOAAZ-UHFFFAOYSA-N methyltrimethoxysilane Chemical compound CO[Si](C)(OC)OC BFXIKLCIZHOAAZ-UHFFFAOYSA-N 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000006082 mold release agent Substances 0.000 description 1
- PHQOGHDTIVQXHL-UHFFFAOYSA-N n'-(3-trimethoxysilylpropyl)ethane-1,2-diamine Chemical compound CO[Si](OC)(OC)CCCNCCN PHQOGHDTIVQXHL-UHFFFAOYSA-N 0.000 description 1
- LIBWSLLLJZULCP-UHFFFAOYSA-N n-(3-triethoxysilylpropyl)aniline Chemical compound CCO[Si](OCC)(OCC)CCCNC1=CC=CC=C1 LIBWSLLLJZULCP-UHFFFAOYSA-N 0.000 description 1
- KBJFYLLAMSZSOG-UHFFFAOYSA-N n-(3-trimethoxysilylpropyl)aniline Chemical compound CO[Si](OC)(OC)CCCNC1=CC=CC=C1 KBJFYLLAMSZSOG-UHFFFAOYSA-N 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- AFEQENGXSMURHA-UHFFFAOYSA-N oxiran-2-ylmethanamine Chemical compound NCC1CO1 AFEQENGXSMURHA-UHFFFAOYSA-N 0.000 description 1
- QNGNSVIICDLXHT-UHFFFAOYSA-N para-ethylbenzaldehyde Natural products CCC1=CC=C(C=O)C=C1 QNGNSVIICDLXHT-UHFFFAOYSA-N 0.000 description 1
- 150000004965 peroxy acids Chemical class 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- RPGWZZNNEUHDAQ-UHFFFAOYSA-N phenylphosphine Chemical compound PC1=CC=CC=C1 RPGWZZNNEUHDAQ-UHFFFAOYSA-N 0.000 description 1
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 description 1
- 229910000073 phosphorus hydride Inorganic materials 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000004848 polyfunctional curative Substances 0.000 description 1
- 150000007519 polyprotic acids Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 229920005604 random copolymer Polymers 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011342 resin composition Substances 0.000 description 1
- GHMLBKRAJCXXBS-UHFFFAOYSA-N resorcinol Chemical compound OC1=CC=CC(O)=C1 GHMLBKRAJCXXBS-UHFFFAOYSA-N 0.000 description 1
- 229960001755 resorcinol Drugs 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 125000000467 secondary amino group Chemical group [H]N([*:1])[*:2] 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- IYMSIPPWHNIMGE-UHFFFAOYSA-N silylurea Chemical compound NC(=O)N[SiH3] IYMSIPPWHNIMGE-UHFFFAOYSA-N 0.000 description 1
- APSBXTVYXVQYAB-UHFFFAOYSA-M sodium docusate Chemical group [Na+].CCCCC(CC)COC(=O)CC(S([O-])(=O)=O)C(=O)OCC(CC)CCCC APSBXTVYXVQYAB-UHFFFAOYSA-M 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- TXDNPSYEJHXKMK-UHFFFAOYSA-N sulfanylsilane Chemical compound S[SiH3] TXDNPSYEJHXKMK-UHFFFAOYSA-N 0.000 description 1
- 235000007586 terpenes Nutrition 0.000 description 1
- 150000003512 tertiary amines Chemical class 0.000 description 1
- 125000001302 tertiary amino group Chemical group 0.000 description 1
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- 230000000930 thermomechanical effect Effects 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 150000003609 titanium compounds Chemical class 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- GQIUQDDJKHLHTB-UHFFFAOYSA-N trichloro(ethenyl)silane Chemical compound Cl[Si](Cl)(Cl)C=C GQIUQDDJKHLHTB-UHFFFAOYSA-N 0.000 description 1
- CPUDPFPXCZDNGI-UHFFFAOYSA-N triethoxy(methyl)silane Chemical compound CCO[Si](C)(OCC)OCC CPUDPFPXCZDNGI-UHFFFAOYSA-N 0.000 description 1
- DQZNLOXENNXVAD-UHFFFAOYSA-N trimethoxy-[2-(7-oxabicyclo[4.1.0]heptan-4-yl)ethyl]silane Chemical compound C1C(CC[Si](OC)(OC)OC)CCC2OC21 DQZNLOXENNXVAD-UHFFFAOYSA-N 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 239000005050 vinyl trichlorosilane Substances 0.000 description 1
- UKRDPEFKFJNXQM-UHFFFAOYSA-N vinylsilane Chemical compound [SiH3]C=C UKRDPEFKFJNXQM-UHFFFAOYSA-N 0.000 description 1
- 150000003739 xylenols Chemical class 0.000 description 1
- UGZADUVQMDAIAO-UHFFFAOYSA-L zinc hydroxide Chemical compound [OH-].[OH-].[Zn+2] UGZADUVQMDAIAO-UHFFFAOYSA-L 0.000 description 1
- 229910021511 zinc hydroxide Inorganic materials 0.000 description 1
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Landscapes
- Compositions Of Macromolecular Compounds (AREA)
- Epoxy Resins (AREA)
- Structures Or Materials For Encapsulating Or Coating Semiconductor Devices Or Solid State Devices (AREA)
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
Description
一実施形態に係る封止用エポキシ樹脂組成物は、(A)エポキシ樹脂、(B)硬化剤及び(C)金属水酸化物を含有する。以下、各成分について詳細に説明する。
(A)エポキシ樹脂は、封止用エポキシ樹脂組成物に一般的に使用されているもので特に制限はない。エポキシ樹脂としては、例えば、ビフェニル型エポキシ樹脂、フェノールノボラック型エポキシ樹脂、オルソクレゾールノボラック型エポキシ樹脂、トリフェニルメタン骨格を有するエポキシ樹脂(トリフェニルメタン型エポキシ樹脂)をはじめとするフェノール、クレゾール、キシレノール、レゾルシン、カテコール、ビスフェノールA、ビスフェノールF等のフェノール類と、α−ナフトール、β−ナフトール、ジヒドロキシナフタレン等のナフトール類と、ホルムアルデヒド、アセトアルデヒド、プロピオンアルデヒド、ベンズアルデヒド、サリチルアルデヒド等のアルデヒド基を有する化合物と、を酸性触媒下で縮合又は共縮合させて得られるノボラック樹脂をエポキシ化したものが挙げられる。
(B)硬化剤は、封止用エポキシ樹脂組成物に一般的に使用されているもので特に制限はない。硬化剤としては、例えば、フェノール、クレゾール、レゾルシン、カテコール、ビスフェノールA、ビスフェノールF等のフェノール類又はα−ナフトール、β−ナフトール、ジヒドロキシナフタレン等のナフトール類とホルムアルデヒド等のアルデヒド類とを酸性触媒下で縮合又は共縮合させて得られるノボラック樹脂、フェノール・アラルキル樹脂、ナフトール・アラルキル樹脂等が挙げられる。これらは1種を単独で用いても2種以上を組み合わせて用いてもよい。これらの中でも、耐リフロー性向上の観点から、フェノール・アラルキル樹脂を用いることが好ましい。
(C)金属水酸化物としては、水酸化アルミニウム、水酸化マグネシウム、水酸化亜鉛、複合金属水酸化物等の金属化合物が挙げられる。(C)金属水酸化物は、構成元素としてマグネシウム又は亜鉛を含むことが好ましく、マグネシウム及び亜鉛の両方を含むことがより好ましい。
一実施形態の封止用エポキシ樹脂組成物には、上記(A)〜(C)成分以外に必要に応じて、無機充填剤、カップリング剤、硬化促進剤、離型剤、着色剤等を他の成分として含有していてもよい。
続いて、本実施形態の半導体装置について説明する。また、かかる半導体装置の説明を通じて本実施形態の封止用エポキシ樹脂組成物の好適な用途及び使用方法について説明する。
<封止用エポキシ樹脂組成物の調製>
(A)エポキシ樹脂
エポキシ樹脂として、以下を用いた。
エポキシ樹脂1:o−クレゾールノボラック型エポキシ樹脂、日本化薬株式会社製、商品名:EOCN−1020、エポキシ当量:195g/eq、融点:67℃
エポキシ樹脂2:エポキシ樹脂、日立化成株式会社製、商品名:PYB−3K2、エポキシ当量:192g/eq、融点:106℃
硬化剤として、以下を用いた。
硬化剤:ヒドロキシベンズアルデヒド/フェノ−ル重縮合物、明和化成株式会社製、商品名:MEH−7500−3S、水酸基当量:103g/eq
金属水酸化物として、以下を用いた。
金属水酸化物:複合金属水酸化物、タテホ化学株式会社製、商品名:ECOMAG Z−10、平均粒径:1.2μm、比表面積:2.9m2/g、金属元素として、マグネシウム及び亜鉛を含む
無機充填剤として、以下を用いた。
無機充填剤:溶融シリカ、電気化学工業株式会社製、商品名:SFP−30M、平均粒径0.7μm
カップリング剤:3−グリシドキシプロピルトリメトキシシラン、信越化学工業株式会社製、商品名:KBM−403
硬化促進剤:トリブチルホスフィンとベンゾキノンとの付加物
着色剤:カーボンブラック(三菱化学株式会社製、商品名:MA−600MJ)
離型剤:ヘキストワックス(クラリアント社製、商品名:HW−E)
Claims (5)
- (A)エポキシ樹脂、(B)硬化剤及び(C)金属水酸化物を含有し、
前記(C)金属水酸化物が構成元素としてマグネシウム及び亜鉛を含む複合金属水酸化物であり、
前記(C)金属水酸化物の含有量が組成物全量基準で45〜75質量%である、封止用エポキシ樹脂組成物。 - 前記(C)金属水酸化物の平均粒径が1.0〜10.0μmである、請求項1に記載の封止用エポキシ樹脂組成物。
- 前記(C)金属水酸化物の比表面積が1.0〜6.0m2/gである、請求項1又は2に記載の封止用エポキシ樹脂組成物。
- 請求項1〜3のいずれか一項に記載の封止用エポキシ樹脂組成物の硬化物で封止されている素子を備える、半導体装置。
- 請求項1〜3のいずれか一項に記載の封止用エポキシ樹脂組成物を用いて、トランスファー成形又はコンプレッション成形によって、素子を封止する工程を備える、半導体装置の製造方法。
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