WO2001053374A1 - Urethane resin composition for sealing optoelectric conversion devices - Google Patents
Urethane resin composition for sealing optoelectric conversion devices Download PDFInfo
- Publication number
- WO2001053374A1 WO2001053374A1 PCT/JP2001/000406 JP0100406W WO0153374A1 WO 2001053374 A1 WO2001053374 A1 WO 2001053374A1 JP 0100406 W JP0100406 W JP 0100406W WO 0153374 A1 WO0153374 A1 WO 0153374A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- photoelectric conversion
- compound
- conversion element
- component
- urethane
- Prior art date
Links
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 148
- 239000011342 resin composition Substances 0.000 title claims abstract description 60
- 229920002803 thermoplastic polyurethane Polymers 0.000 title claims abstract description 37
- 238000007789 sealing Methods 0.000 title claims abstract description 19
- 150000001875 compounds Chemical class 0.000 claims abstract description 123
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 claims abstract description 98
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims abstract description 20
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 claims description 80
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 63
- 239000005056 polyisocyanate Substances 0.000 claims description 62
- 229920001228 polyisocyanate Polymers 0.000 claims description 62
- 239000003566 sealing material Substances 0.000 claims description 38
- 238000004519 manufacturing process Methods 0.000 claims description 33
- 229920005989 resin Polymers 0.000 claims description 30
- 239000011347 resin Substances 0.000 claims description 30
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 27
- 239000008393 encapsulating agent Substances 0.000 claims description 26
- 239000000463 material Substances 0.000 claims description 23
- 238000002156 mixing Methods 0.000 claims description 22
- 229920005749 polyurethane resin Polymers 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 20
- 125000001931 aliphatic group Chemical group 0.000 claims description 14
- 125000003118 aryl group Chemical group 0.000 claims description 14
- 230000009477 glass transition Effects 0.000 claims description 14
- ZFSLODLOARCGLH-UHFFFAOYSA-N isocyanuric acid Chemical class OC1=NC(O)=NC(O)=N1 ZFSLODLOARCGLH-UHFFFAOYSA-N 0.000 claims description 14
- 125000002723 alicyclic group Chemical group 0.000 claims description 13
- 229910052783 alkali metal Inorganic materials 0.000 claims description 11
- 150000001340 alkali metals Chemical group 0.000 claims description 11
- 125000004434 sulfur atom Chemical group 0.000 claims description 11
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 239000001307 helium Substances 0.000 claims description 7
- 229910052734 helium Inorganic materials 0.000 claims description 7
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 7
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- KORSJDCBLAPZEQ-UHFFFAOYSA-N dicyclohexylmethane-4,4'-diisocyanate Chemical compound C1CC(N=C=O)CCC1CC1CCC(N=C=O)CC1 KORSJDCBLAPZEQ-UHFFFAOYSA-N 0.000 claims description 4
- 125000004429 atom Chemical group 0.000 claims description 3
- JXCHMDATRWUOAP-UHFFFAOYSA-N diisocyanatomethylbenzene Chemical compound O=C=NC(N=C=O)C1=CC=CC=C1 JXCHMDATRWUOAP-UHFFFAOYSA-N 0.000 claims description 3
- 238000005538 encapsulation Methods 0.000 claims description 2
- 239000012948 isocyanate Substances 0.000 abstract description 76
- -1 isocyanate compound Chemical class 0.000 abstract description 61
- 229920005862 polyol Polymers 0.000 description 93
- 150000003077 polyols Chemical class 0.000 description 91
- DIOQZVSQGTUSAI-UHFFFAOYSA-N decane Chemical compound CCCCCCCCCC DIOQZVSQGTUSAI-UHFFFAOYSA-N 0.000 description 58
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 56
- 239000000203 mixture Substances 0.000 description 41
- 150000002513 isocyanates Chemical class 0.000 description 39
- 238000002360 preparation method Methods 0.000 description 32
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 30
- ZCYXXKJEDCHMGH-UHFFFAOYSA-N nonane Chemical compound CCCC[CH]CCCC ZCYXXKJEDCHMGH-UHFFFAOYSA-N 0.000 description 24
- BKIMMITUMNQMOS-UHFFFAOYSA-N normal nonane Natural products CCCCCCCCC BKIMMITUMNQMOS-UHFFFAOYSA-N 0.000 description 24
- 238000003756 stirring Methods 0.000 description 23
- 239000004721 Polyphenylene oxide Substances 0.000 description 21
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- 230000000052 comparative effect Effects 0.000 description 20
- 239000003054 catalyst Substances 0.000 description 19
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- 230000015572 biosynthetic process Effects 0.000 description 12
- 238000003786 synthesis reaction Methods 0.000 description 12
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- 239000011591 potassium Substances 0.000 description 11
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- 239000003822 epoxy resin Substances 0.000 description 10
- 239000012456 homogeneous solution Substances 0.000 description 10
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- 229920000647 polyepoxide Polymers 0.000 description 10
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 9
- RTTZISZSHSCFRH-UHFFFAOYSA-N 1,3-bis(isocyanatomethyl)benzene Chemical compound O=C=NCC1=CC=CC(CN=C=O)=C1 RTTZISZSHSCFRH-UHFFFAOYSA-N 0.000 description 8
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 8
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- 238000004383 yellowing Methods 0.000 description 8
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- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
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- 239000003431 cross linking reagent Substances 0.000 description 6
- SLCVBVWXLSEKPL-UHFFFAOYSA-N neopentyl glycol Chemical compound OCC(C)(C)CO SLCVBVWXLSEKPL-UHFFFAOYSA-N 0.000 description 6
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- 239000004065 semiconductor Substances 0.000 description 6
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- PUPZLCDOIYMWBV-UHFFFAOYSA-N (+/-)-1,3-Butanediol Chemical compound CC(O)CCO PUPZLCDOIYMWBV-UHFFFAOYSA-N 0.000 description 5
- PCHXZXKMYCGVFA-UHFFFAOYSA-N 1,3-diazetidine-2,4-dione Chemical compound O=C1NC(=O)N1 PCHXZXKMYCGVFA-UHFFFAOYSA-N 0.000 description 5
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- 235000011187 glycerol Nutrition 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 229920000515 polycarbonate Polymers 0.000 description 5
- 239000004417 polycarbonate Substances 0.000 description 5
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- XSCLFFBWRKTMTE-UHFFFAOYSA-N 1,3-bis(isocyanatomethyl)cyclohexane Chemical compound O=C=NCC1CCCC(CN=C=O)C1 XSCLFFBWRKTMTE-UHFFFAOYSA-N 0.000 description 4
- SVTBMSDMJJWYQN-UHFFFAOYSA-N 2-methylpentane-2,4-diol Chemical compound CC(O)CC(C)(C)O SVTBMSDMJJWYQN-UHFFFAOYSA-N 0.000 description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 4
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 4
- 239000000654 additive Substances 0.000 description 4
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 4
- 230000032683 aging Effects 0.000 description 4
- 150000001298 alcohols Chemical class 0.000 description 4
- PXKLMJQFEQBVLD-UHFFFAOYSA-N bisphenol F Chemical compound C1=CC(O)=CC=C1CC1=CC=C(O)C=C1 PXKLMJQFEQBVLD-UHFFFAOYSA-N 0.000 description 4
- 239000003085 diluting agent Substances 0.000 description 4
- SZXQTJUDPRGNJN-UHFFFAOYSA-N dipropylene glycol Chemical compound OCCCOCCCO SZXQTJUDPRGNJN-UHFFFAOYSA-N 0.000 description 4
- 238000011156 evaluation Methods 0.000 description 4
- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 description 4
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- ROHUXHMNZLHBSF-UHFFFAOYSA-N 1,4-bis(isocyanatomethyl)cyclohexane Chemical compound O=C=NCC1CCC(CN=C=O)CC1 ROHUXHMNZLHBSF-UHFFFAOYSA-N 0.000 description 3
- RWLALWYNXFYRGW-UHFFFAOYSA-N 2-Ethyl-1,3-hexanediol Chemical compound CCCC(O)C(CC)CO RWLALWYNXFYRGW-UHFFFAOYSA-N 0.000 description 3
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- 238000001514 detection method Methods 0.000 description 2
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- GIWKOZXJDKMGQC-UHFFFAOYSA-L lead(2+);naphthalene-2-carboxylate Chemical compound [Pb+2].C1=CC=CC2=CC(C(=O)[O-])=CC=C21.C1=CC=CC2=CC(C(=O)[O-])=CC=C21 GIWKOZXJDKMGQC-UHFFFAOYSA-L 0.000 description 1
- DSSXKBBEJCDMBT-UHFFFAOYSA-M lead(2+);octanoate Chemical compound [Pb+2].CCCCCCCC([O-])=O DSSXKBBEJCDMBT-UHFFFAOYSA-M 0.000 description 1
- 150000002641 lithium Chemical class 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 229940049920 malate Drugs 0.000 description 1
- BJEPYKJPYRNKOW-UHFFFAOYSA-N malic acid Chemical compound OC(=O)C(O)CC(O)=O BJEPYKJPYRNKOW-UHFFFAOYSA-N 0.000 description 1
- HEBKCHPVOIAQTA-UHFFFAOYSA-N meso ribitol Natural products OCC(O)C(O)C(O)CO HEBKCHPVOIAQTA-UHFFFAOYSA-N 0.000 description 1
- VYKXQOYUCMREIS-UHFFFAOYSA-N methylhexahydrophthalic anhydride Chemical compound C1CCCC2C(=O)OC(=O)C21C VYKXQOYUCMREIS-UHFFFAOYSA-N 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 238000000199 molecular distillation Methods 0.000 description 1
- 125000002950 monocyclic group Chemical group 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 1
- UMRZSTCPUPJPOJ-KNVOCYPGSA-N norbornane Chemical compound C1C[C@H]2CC[C@@H]1C2 UMRZSTCPUPJPOJ-KNVOCYPGSA-N 0.000 description 1
- 229920003986 novolac Polymers 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 125000002524 organometallic group Chemical group 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 150000003003 phosphines Chemical class 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920000233 poly(alkylene oxides) Polymers 0.000 description 1
- 229920001610 polycaprolactone Polymers 0.000 description 1
- 239000004632 polycaprolactone Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 239000012260 resinous material Substances 0.000 description 1
- SBIBMFFZSBJNJF-UHFFFAOYSA-N selenium;zinc Chemical compound [Se]=[Zn] SBIBMFFZSBJNJF-UHFFFAOYSA-N 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 235000015096 spirit Nutrition 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- KDYFGRWQOYBRFD-UHFFFAOYSA-N succinic acid Chemical group OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 1
- 150000003512 tertiary amines Chemical class 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 125000003396 thiol group Chemical group [H]S* 0.000 description 1
- 150000003606 tin compounds Chemical class 0.000 description 1
- KSBAEPSJVUENNK-UHFFFAOYSA-L tin(ii) 2-ethylhexanoate Chemical compound [Sn+2].CCCCC(CC)C([O-])=O.CCCCC(CC)C([O-])=O KSBAEPSJVUENNK-UHFFFAOYSA-L 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000001721 transfer moulding Methods 0.000 description 1
- 239000013638 trimer Substances 0.000 description 1
- 238000003828 vacuum filtration Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- 125000002256 xylenyl group Chemical class C1(C(C=CC=C1)C)(C)* 0.000 description 1
- 239000000811 xylitol Substances 0.000 description 1
- HEBKCHPVOIAQTA-SCDXWVJYSA-N xylitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)CO HEBKCHPVOIAQTA-SCDXWVJYSA-N 0.000 description 1
- 235000010447 xylitol Nutrition 0.000 description 1
- 229960002675 xylitol Drugs 0.000 description 1
- 125000005023 xylyl group Chemical group 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
- C08G18/78—Nitrogen
- C08G18/79—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
- C08G18/791—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates containing isocyanurate groups
- C08G18/792—Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates containing isocyanurate groups formed by oligomerisation of aliphatic and/or cycloaliphatic isocyanates or isothiocyanates
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/73—Polyisocyanates or polyisothiocyanates acyclic
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/75—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/75—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
- C08G18/751—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring
- C08G18/752—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group
- C08G18/757—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group containing at least two isocyanate or isothiocyanate groups linked to the cycloaliphatic ring by means of an aliphatic group
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/75—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
- C08G18/758—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing two or more cycloaliphatic rings
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7614—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring
- C08G18/7621—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring being toluene diisocyanate including isomer mixtures
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7614—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring
- C08G18/7628—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring containing at least one isocyanate or isothiocyanate group linked to the aromatic ring by means of an aliphatic group
- C08G18/7642—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring containing at least one isocyanate or isothiocyanate group linked to the aromatic ring by means of an aliphatic group containing at least two isocyanate or isothiocyanate groups linked to the aromatic ring by means of an aliphatic group having a primary carbon atom next to the isocyanate or isothiocyanate groups, e.g. xylylene diisocyanate or homologues substituted on the aromatic ring
-
- 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
- C08G2190/00—Compositions for sealing or packing joints
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/52—Encapsulations
- H01L33/56—Materials, e.g. epoxy or silicone resin
Definitions
- the present invention relates to a urethane-based resin for a photoelectric conversion element sealing material, the urethane-based resin composition, its use, and a method for producing the same. More specifically, a urethane-based resin for a photoelectric conversion element encapsulant having excellent weather resistance and little coloring, a urethane-based resin composition for a photoelectric conversion element encapsulant having good workability, and the urethane-based resin used as the encapsulant
- the present invention relates to a photoelectric conversion device, a light-emitting or light-receiving device, a use thereof, a method for manufacturing the same, a light-emitting diode lamp, and a method for manufacturing the same.
- hermetic sealing using metal, ceramic, glass, or the like, or resin sealing using resin has been performed.
- hermetic sealing is excellent in reliability, but the problem is that the manufacturing cost is high.
- resin sealing that can be manufactured at low cost is widely used.
- Epoxy resin, silicon resin, polyester resin, etc. have been used as this sealing material.
- encapsulants for light emitting devices such as light emitting diodes (LEDs) include: a) moisture resistance, b) insulation, c) heat resistance, d) moldability and workability, e) mechanical strength, f) purity, g H) Chemical resistance, h) Light transmittance, etc.
- epoxy resin compositions have been mainly used as encapsulants for light-emitting elements such as LEDs, and epoxy resin compositions containing an epoxy resin, a curing agent, a curing accelerator, and a release agent have been used. It can be formed relatively easily by transfer molding or the like.
- epoxy resin compositions include: : Epoxy resins such as A type, bisphenol "type, and bisphenol S type, or novolac type epoxy resins such as orthocresol and phenol, and alicyclic epoxy resins are known.
- Epoxy resins such as A type, bisphenol "type, and bisphenol S type, or novolac type epoxy resins such as orthocresol and phenol, and alicyclic epoxy resins are known.
- anhydrous Condensation of acid anhydrides such as hexahydrophthalic acid, methylhexahydrophthalic anhydride, and tetrahydrophthalic anhydride, or condensation of phenol, cresol, xylenol, resorcinol, etc. with formaldehyde
- An epoxy resin composition for encapsulating a semiconductor element using a nopolak-type resin obtained by a reaction and an amine-based curing agent or the like is known.
- a reaction-type LED sealing material using an isocyanate compound and an active hydrogen compound is known.
- a light emitting or light receiving device which is sealed with a liquid polymer containing at least one compound selected from an aromatic thiol compound and an aliphatic thiol compound and a polyisocyanate compound.
- a light-emitting or light-receiving device characterized by being sealed with a liquid polymer containing a polyfunctional isocyanate compound and an isocyanurate compound having a mercapto group.
- a high-refractive-index resin obtained by reacting 1,3-di (isocyanatomethyl) benzene with 41-mercaptomethyl-3,6-dithia-1.8-octanedithiol is used as a light extraction element for at least light-emitting elements.
- a semiconductor light emitting device which is covered on a surface and is embedded in a sealing resin.
- the silicone resin has poor adhesive strength to the base material, and the resin tends to remain sticky.
- Polyester resins have a problem that shrinkage is large after curing and hydrolysis resistance is inferior.
- epoxy resin which is generally used as an encapsulant for LED light-emitting elements, is hardened by heating the resin for a long time of about 10 to 20 hours, resulting in poor productivity and shortened curing time. In such a case, there is a problem that the temperature of the reaction rises rapidly due to the heat of the reaction and the reaction cannot be controlled. Furthermore, the curing shrinkage after the reaction is large and occurs rapidly, so that the cured product may crack. Further, there are problems such as coloring due to heat or light, lowering of light transmittance and lowering of LED performance, and surface hardening when sealing a surface mount type LED.
- a resin composition containing a urethane (meth) acrylate obtained by once producing a (meth) acrylate and then reacting a polyol, an organic polyisocyanate, and a fluorine-containing (meth) acrylate is obtained.
- this is a two-stage reaction, which is industrially disadvantageous as an LED encapsulant.
- the refractive index of the obtained resin tends to be relatively low.
- the urethane-based encapsulant obtained from an isocyanate compound and an active hydrogen compound containing sulfur in the molecule has a high refractive index and transparency, but is inferior in weather resistance stability because it contains sulfur, and has been converted to an LED. In such a case, the silver portion used in the LED lamp tends to be sulfided with the application of the voltage, so that it tends to be blackened. Disclosure of the invention
- An object of the present invention is to solve the problems associated with the prior art described above, and to provide a photoelectric conversion device having rigidity, refractive index, and weather stability that is useful as a sealing material for a photoelectric conversion element such as a light emitting diode. It is an object of the present invention to provide a urethane resin and a composition for a conversion element sealing material, a photoelectric conversion device, a light-emitting or light-receiving element, a light-emitting diode (LED) lamp, and a method for manufacturing the same.
- the present invention provides the following (1) to (24).
- the refractive index measured using the d-line of a helium light source is 1.45 or more
- Urethane-based resin for a photoelectric conversion element sealing material Urethane-based resin for a photoelectric conversion element sealing material.
- ⁇ 2> The urethane resin for a photoelectric conversion element sealing material according to ⁇ 1>, wherein ⁇ after treatment in a constant temperature chamber at 90% relative humidity and 80 ° C for 300 hours is 1.5 or less.
- ⁇ 3> The polyurethane resin for a photoelectric conversion element sealing material according to any one of ⁇ 1> and ⁇ 2>, wherein the content of S atoms is 500 ppm or less.
- ⁇ 4> The polyurethane resin for a photoelectric conversion element encapsulating material according to any one of ⁇ 1> to ⁇ 3>, wherein the content of metal atoms is 1 Oppm or less.
- a urethane resin composition for a photoelectric conversion element encapsulant comprising: a component (A) containing a compound having at least two isocyanate groups; and a component (B) containing a compound having a hydroxyl group,
- the compound having an isocyanate group in the component (A) is (i) an aromatic polyisocyanate having a structure in which none of the isocyanate groups is directly connected to a benzene ring;
- a urethane-based resin composition for a photoelectric conversion element sealing material which is at least one compound selected from the group consisting of:
- the initial viscosity at the time of mixing the component (A) and the component (B) at 20 ° C is 1 OmP a ⁇ s or more and 1 000 OmP a ⁇ s or less ⁇ 5>, ⁇ 6>
- ⁇ 8> Any one of ⁇ 5> to ⁇ 7>, wherein the time until the viscosity of the component (A) and the component (B) after mixing reaches twice the initial mixing viscosity is 2 hours or more and 20 hours or less.
- the urethane resin composition for a photoelectric conversion element sealing material according to any one of the above.
- urethane-based resin composition for a photoelectric conversion element sealing material according to any one of ⁇ 5> to ⁇ 8>, wherein the compound having an isocyanate group is a polycyclic alicyclic polyisocyanate or a modified product thereof.
- the polycyclic alicyclic polyisocyanate has the following general formula [I]
- the urethane for a photoelectric conversion element encapsulating material according to ⁇ 9> which is a polycyclic alicyclic diisocyanate represented by the following formula: wherein in and n each independently represent an integer of 1 to 5. -Based resin composition.
- the polycyclic alicyclic polyisocyanate is the same as irk n in the formula [I].
- the compound containing an isocyanate group is diisocyanatomethylbenzene, bis (1-isocyanato-1,1-dimethyl) benzene, 4,4′-diisocyanatodicyclohexylmethane, and isocyanate 3,5.
- the polyurethane according to ⁇ 5> which is at least one member selected from the group consisting of 2,5-trimethyl-1,3-isocyanatomethylcyclohexane and bisisocyanatomethylcyclohexane. Resin composition.
- urethane-based resin composition for a photoelectric conversion element sealing material according to any one of ⁇ 5> to ⁇ 12>, wherein the compound having a hydroxyl group is a compound having at least two hydroxy groups.
- urethane resin composition for a photoelectric conversion element sealing material according to any one of 5> to ⁇ 14>, wherein the glass transition temperature after curing is at least 75 ° C.
- urethane resin composition for a photoelectric conversion element encapsulant according to any one of ⁇ 5> to ⁇ 15>, wherein the cured helium light source has a refractive index at d-line of 1.45 to 1.80. object.
- ⁇ after treatment in a constant temperature chamber at 90% relative humidity and 80 ° C for 300 hours is 1.5 or less
- S atom content is 500 ppm or less
- the urethane resin composition for a photoelectric conversion element sealing material according to any one of ⁇ 5> and ⁇ 16>, wherein the content of the alkali metal atom is 1 Oppm or less.
- a photoelectric conversion device obtained by curing and sealing a photoelectric conversion element with a resin composition comprising a component (A) containing a compound having an isocyanate group and a component (B) containing a compound having a hydroxyl group Wherein the component (A)
- the compound having a socyanate group is
- a photoelectric conversion device which is at least one compound selected from the group consisting of:
- a photoelectric conversion element encapsulation characterized by heating and curing a resin composition comprising a component (A) containing a compound having an isocyanate group and a component (B) containing a compound having a hydroxyl group.
- a method for producing a urethane resin for a sealing material, wherein the compound having an isocyanate group in the component (A) is:
- a method for producing a urethane-based resin for a photoelectric conversion element encapsulating material which is at least one compound selected from the group consisting of:
- a method for producing a photoelectric conversion device which is at least one compound selected from the group consisting of:
- ⁇ 23> The method for producing a photoelectric conversion device according to ⁇ 22>, wherein the photoelectric conversion element is a light-emitting or light-receiving element.
- the present invention relates to a urethane-based resin and a urethane-based resin composition suitable for a photoelectric conversion element sealing material, a photoelectric conversion device sealed with the urethane-based resin, and a method for producing these.
- the urethane-based resin for a photoelectric conversion element sealing material of the present invention is urethane-based resin for a photoelectric conversion element sealing material of the present invention.
- the refractive index measured using d-line of a helium light source is 1.45 or more
- the glass transition temperature (Tg) is 75 ° C or more
- This urethane resin for a photoelectric conversion element encapsulant is
- ⁇ after treatment in a constant temperature room at 90% relative humidity and 80 ° C for 300 hours is 1.5 or less.
- This urethane resin for photoelectric conversion element encapsulant is
- This urethane-based resin for a photoelectric conversion element encapsulant has a metal content of 1%.
- the urethane resin composition for a photoelectric conversion element sealing material of the present invention has at least two layers.
- urethane-based resin composition for a photoelectric conversion element encapsulating material which is at least one compound selected from the group consisting of:
- the compound having an isocyanate group is a modified isocyanurate or a prepolymer of (i) to (ii).
- the initial viscosity of the mixture when the component (A) and the component (B) are mixed at 20 ° C. is from 1 OmPa ⁇ s to 1,000 OmPa ⁇ s. It is also preferable that the time required for the viscosity after mixing of the component (A) and the component (B) to reach twice the initial mixing viscosity is 2 hours or more and 20 hours or less.
- the compound having an isocyanate group is a polycyclic alicyclic polyisocyanate or a modified product thereof.
- the polycyclic alicyclic polyisocyanate has the following general formula [I]
- the polycyclic alicyclic polyisocyanate is a polycyclic alicyclic diisocyanate in which m and n in the above formula [I] are both 1.
- the compound containing the isocyanate group is diisocyanatomethylbenzene, Bis (1-isocyanato 1,1-dimethyl) benzene, 4,4'-diisocyanatodicyclohexylmethane, 1,1-isocyanato-1,3,5,5-trimethyl 3-isocyanatomethylcyclohexane, bisisocyanatomethylcyclo Most preferably, it is at least one selected from the group of hexanes.
- the compound having a hydroxyl group is a compound having at least two hydroxyl groups.
- the content of metal atoms contained in the compound having at least two hydroxyl groups is 1 Oppm or less.
- the photoelectric conversion device of the present invention is obtained by curing and sealing a photoelectric conversion element using a composition comprising a component (A) containing a compound having an isocyanate group and a component (B) containing a compound having a hydroxyl group.
- a composition comprising a component (A) containing a compound having an isocyanate group and a component (B) containing a compound having a hydroxyl group.
- the photoelectric conversion element is preferably a light emitting or light receiving element.
- the photoelectric conversion element is a light emitting diode.
- the urethane-based resin composition for a photoelectric conversion element encapsulant used in the present invention comprises a component (A) containing a compound having at least two isocyanate groups and a component (B) containing a hydroxyl group as described above. It is obtained by mixing the components (A) and (B). Usually, component (B) contains a polyol, and any of component (A) and component (B) may contain other additives as necessary.
- the urethane-based resin composition for a photoelectric conversion element encapsulating material, a light-emitting and light-receiving element, a light-emitting diode (LED) lamp, and a method for manufacturing the same will be specifically described.
- the urethane resin composition for a photoelectric conversion element sealing material according to the present invention comprises a component (A) containing a compound having an isocyanate group and a component (B) containing a compound having a hydroxyl group.
- the mixing ratio of the component (A) containing the compound having an isocyanate group and the component (B) containing the compound having a hydroxyl group is such that the isocyanate group in the component (A) and the hydroxyl group in the component (B) are mixed.
- the molar ratio (NCOZOH ratio) is usually 0.5 to 2.5, preferably 0.6 to 1.8, and more preferably 0.8 to 1.3. It is more preferable to mix them so that
- the urethane-based resin obtained by curing the urethane-based resin composition for a photoelectric conversion element sealing material according to the present invention has a glass transition temperature of preferably at least 75 ° C, more preferably at least 85 ° C, Most preferably, it should be at least 90 ° C.
- the glass transition temperature preferably at least 75 ° C, more preferably at least 85 ° C, Most preferably, it should be at least 90 ° C.
- the glass transition temperature is about 200 ° C.
- the glass transition temperature is at least 75 ° C, the heat resistance and weather resistance of the urethane resin for the encapsulant for photoelectric conversion elements are increased, the elastic modulus is improved, and the durability of the produced light emitting diode (LED) lamp is improved. Is also preferred because it also improves.
- the urethane resin for a photoelectric conversion element encapsulating material according to the present invention preferably has a refractive index of 1.45 to 1.80 by d-line (587.6 nm) of the helium, more preferably 1.46. ⁇ 1.75, most preferably 1.48 ⁇ 1.70. It is preferable that the refractive index is in the range of 1.45 to 1.80 because the balance between the light extraction efficiency and the wavelength dependence of the refractive index is excellent.
- ⁇ E measured after 600 hours of irradiation with a sunshine zeometer using a carbon arc lamp is preferably 1.5 or less, more preferably 1.2 or less, and particularly preferably 1.0 or less. If ⁇ exceeds 1.5, the color difference will be so large that it can be perceived by the naked eye, and the transparency of the urethane resin for sealing the photoelectric conversion element will be lost. It is not preferable. If ⁇ is less than 1.5, it is preferable because the difference cannot be detected, or even if it is detected, the difference is very small.
- the ⁇ after treatment in a thermostatic chamber at 90% relative humidity and 80 ° C for 300 hours is preferably 1.5 or less, more preferably 1.2 or less, and particularly preferably 1.0 or less.
- the urethane-based photoelectric conversion element sealing material of the present invention preferably has a ⁇ of 1.5 or less after 600 hours under a condition of 90 ° C and 80% RH, more preferably 1. It is desirably 2 or less, most preferably 1.0 or less. If the value exceeds 1.5, the color difference will be so large that it can be sensed by the naked eye, and the transparency of the urethane resin for encapsulating the photoelectric conversion element will be lost. If ⁇ is less than 1.5, the difference is not preferable, or even if it can be detected, the difference is very small.
- the content of S atoms in the composition is preferably 500 ppm or less, more preferably 300 ppm or less, and particularly preferably 100 ppm or less. If the S atom content is higher than 50 Oppm, there is a disadvantage that the encapsulant composition undergoes large yellowing and browning due to irradiation with sunlight, ultraviolet rays and the like. In addition, sulfur atoms may react with metal components such as silver.
- the content of the alkali metal atom in the composition is preferably 10 ppm or less, more preferably 5 ppm or less, and particularly preferably 3 ppm or less.
- the content of the alkali metal component is higher than 10 ppm, electric leakage tends to occur due to ions during energization, and electric characteristics tend to deteriorate.
- the content of the alkali metal component is controlled to 10 ppm or less, the reactivity during mixing and stirring of the components (A) and (B) is stabilized, the weather resistance stability of the resin, and the sealing of the LED and the like. It is preferable because the weather resistance and electrical characteristics when a lamp is formed are improved.
- the compound having an isocyanate group contained in the component (A) used in the present invention is generally an organic compound having an isocyanate group
- polyisocyanate such as mixed isocyanate or isocyanurate, carbodiimide, uretonimine, uretdione, arophanate, biuret and the like, and urethane prepolymers terminated with isocyanate group.
- Urethane prepolymers having an isocyanate group end obtained by reacting with a compound having a xyl group are preferred.
- the use of the polyisocyanate derivative and the isocyanate group-terminated urethane prepolymer is preferred.
- an aromatic isocyanate, an aliphatic isocyanate and an alicyclic isocyanate having a structure in which the isocyanate group is not directly connected to a benzene ring can be used.
- a polyisocyanate having two or more molecular terminal isocyanate groups in the molecule is used.
- Aromatic isocyanates, aliphatic isocyanates, and alicyclic isocyanates having a structure in which the isocyanate group is not directly bonded to the benzene ring of the present invention isocyanates such as mixed isocyanates or isocyanurates, carbodiimide diureton imines, uretdione, arophanate, and biuret.
- isocyanates such as mixed isocyanates or isocyanurates, carbodiimide diureton imines, uretdione, arophanate, and biuret.
- an aromatic isocyanate having a structure in which the isocyanate group is directly connected to the benzene ring is used as the compound having the isocyanate group
- the reactivity with the polyol is fast and a desired pot life cannot be secured.
- the yellowing of the encapsulant composition is remarkable due to irradiation with sunlight, ultraviolet rays, or the like, but the urethane system for sealing the photoelectric conversion element of the present invention may be used as long as the effects of the present invention are not impaired.
- an aromatic isocyanate having a structure in which the isocyanate group is directly connected to an aromatic ring may be used in combination.
- the compound (i) having an isocyanate group having a structure in which the isocyanate group is not directly linked to the benzene ring for example, 1,3-di (isocyanatomethyl) benzene (m-XDI), 1,4-di ( Isocyanatomethyl) benzene (p-XDI), 1,3-bis (1 ⁇ T socianato-1,1,1-dimethyl) benzene (m-TMXD I), 1.4 4-bis (11-isocyanato 1.1-) Dimethyl) benzene (p-TMXD I), 1-isocyanatomethyl-13- (1-isocyanato-1,1-dimethyl) benzene, 1-isocyanatomethyl-4-1 (1-1isocyanato-1,1-dimethyl) benzene, 1,4-di (isocyanatoethyl) benzene and the like.
- m-XDI 1,3-di (isocyanato
- Examples of the aliphatic isocyanate ('I) include 1,5-diisocyanatopentane, 1,6-diisocyanatohexane (HDI), 1,4-diisocyanatopentane and 1,6-diisocyanato3.5.
- the alicyclic isocyanate (iii) includes a monocyclic or polycyclic alicyclic isocyanate.
- Monocyclic alicyclic isocyanates include, for example, 1,3-diisocyanato 6-methylcyclohexane, 1,3-diisocyanato 2-methylcyclohexane, 1.4 diisocyanatocyclohexane, 1,4- The Isocyanatomethylcyclohexane, 1,3-diisocyanatomethylcyclohexane, 1,4-diisocyanatoethylcyclohexane, 1-isocyanato
- H12MD1 4,4'-diisocyanato-dicyclohexylmethane
- m-H6XD1 1,3-diisocyanatomethylcyclohexane
- p-H6XDI 1,4-diisocyanatomethylcyclohexane
- 1-isocyanato 1,1-methyl-1,4-isocyanatomethylcyclohexane 1,3,5-triisocyanatomethylcyclohexane and the like.
- polycyclic alicyclic isocyanate examples include 2,5-diisocyanatomethylbicyclo [2.2.1] heptane, 2,6-diisocyanatomethylbicyclo [2.2.1] heptane, 5-diisocyanatoethylbicyclo [2.2.1] heptane, 2,6-diisocyanatoethylbicyclo [2.2.1] heptane, 2,5-diisocyanatopropylbicyclo [2.2.1] ] Heptane, 2.
- octane 2-isocyanatomethyl-cyclo-6-isocyanatoethylbicyclo [2.2.2] octane, 2,5-diisocyanatoethylbicyclo [2.2.2] octane, 2,6-diisocyanatoethylbicyclo [2.2.2] octane, 2, 5-diisocyanatopropyl bicyclo mouth [2.2.2] octane, 2, 6-diisocyanatopropyl bicyclo [2.2.2] octane, 2, 5 -Diisocyanatobutylbicyclo [2.2.2] octane,
- 1,3-di (isocyanatomethyl) benzene (m-XDI) and 1,4-di (isocyanatomethyl) benzene are preferred.
- 1,3-di (isocyanatomethyl) benzene m—XD I
- 1,4-di (isocyanatomethyl) benzene p—XD I
- 1,3-di (isocyanatomethyl) cyclo Xan m-H6XDI
- 1,4-di (isocyanatomethyl) cyclohexane p-H6XDI
- derivatives (vi) of these polyisocyanates for example, aliphatic and / or alicyclic polyisocyanate derivatives such as isocyanurate, arophanate, carposimid, uretdione, and a modified urethane can also be preferably used.
- the method for producing the isocyanate is not particularly limited.
- 2,5-diisocyanatomethylbicyclo [2.2.1] heptane and / or 2,6-diisocyanatomethylbicyclo [2. 2.1] Heptane can be prepared by using a mixed solvent of isoamyl acetate and orthodichlorobenzene described in JP-A-3-220167 using 2,5- and / or 2,6-diaminomethyl.
- Rubicyclo [2.2.1] Heptane and hydrochloric acid gas to obtain 2,5- and Z or 2,6-diaminomethylbicyclo [2.2.1] Heptane hydrochloride, then remove phosgene at 160 ° C.
- the isocyanate derivative used in the present invention is generally obtained by reacting a part of the isocyanate group of the isocyanate compound.
- the isocyanate derivative include uretdione produced by dimerization of the isocyanate, isocyanurate produced by trimerization, and isocyanate.
- uretonimine formed by the reaction of carbodiimide and cisocyanate, and carbodiimide obtained by decarboxylation of two isocyanate groups carbodiimide obtained by reaction of isocyanate with urea, carbodiimide obtained by decarboxylation of two isocyanate groups, and the like. These may be used as they are, or may be used after removing unreacted components, solvents and the like using a known dropping type thin film evaporator.
- the isocyanate derivative for example, in the case of isocyanurate produced by trimerization of isocyanate, a salt of an alkali metal such as phosphines or lithium or potassium is added to polyisocyanate, and the temperature is 20 to 150 ° C. And can be obtained by reacting In addition, a carbodiimide generated by decarboxylation from two isocyanate groups can be obtained by reacting at 150 to 220 ° C. using trialkylphosphine as a catalyst.
- an alkali metal such as phosphines or lithium or potassium
- the compound having a hydroxyl group used in the preparation of the urethane prepolymer a compound used in the preparation of a polyurethane resin obtained from an ordinary isocyanate and a compound having a hydroxyl group such as a polyol can be used. Cut.
- the compound having a hydroxyl group used in the present invention is specifically a compound having a hydroxyl group that reacts with an isocyanate such as water-polyol (a compound having two or more hydroxyl groups at a molecular terminal). is there.
- polyol examples include relatively low molecular weight polyhydric alcohols, polyether polyols, polyester polyols and polycarbonate polyols, or modified products of polyether polyols and polyester polyols.
- relatively low molecular weight polyhydric alcohols include ethylene glycol (EG), diethylene glycol (DEG), propylene glycol (PG), dipropylene glycol (DPG), 1,3-butanediol (1, 3-BD), 1,4-butanediol (1,4-BD), 2,2-dimethyl "!, 3-propanediol (neopentyl glycol, NPG), 1,5-pentanediol, 1.6- Hexanediol, 2,2-dimethyl-1,3-propanediol, 3-methyl-1,5-pentanediol, 2-methyl-2,4-pentanediol, 2-ethyl-1,3-hexanediol and 1, 3-Hydroxybenzene, 1,3-bis (2-hydroxyethoxy) benzene, 4,4'-dihydroxyl xidiphenylpropane, 4,4'dihydroxydiphenylmethane
- decane 3, 9-dihydroxy-methylcyclohexyl tricyclo [5.2.2 1.0 2.6] decane, 4, 8-dihydroxy-methylcyclohexyl tricyclo [5.2.2 1.0 2.6] dec-down Dihydric alcohols such as glycerin, 2-hydroxymethyl-2-methyl-1,3-diol, 2-ethyl-1-hydroxymethyl-1,3-diol (TMP), 1,2,5-hexanetriol Trihydric alcohols such as 1,2,6-hexanetriol, 1,2,3-cyclohexanetriol, 1,3,5-cyclohexanetriol, pentaerythryl, glucose, sucrose, and fruc! ⁇ Sorbi!
- Examples include polyhydric alcohols having four or more valencies such as quel (quer!), Cyclohexanehexol (inos!), And xylitol.
- Polyether polyols include, for example, one or more polyhydric alcohols having relatively low molecular weight or aliphatic or aromatic polyamines such as ethylenediamine, ethylene oxide, propylene oxide, butylene oxide, and styrene oxide. And polytetramethylene ether glycol (PTMEG) obtained by ring-opening polymerization of one or two or more kinds of oxides such as oxide and tetrahydrofuran.
- PTMEG polytetramethylene ether glycol
- polyester polyol examples include ethylene glycol, propylene glycol, butanediol, pentanediol, hexanediol, glycerin, trimethylolpropane and the like, or one or more other low molecular polyols, and glutaric acid, adipic acid Polyesters obtained by condensation polymerization with one or more low molecular dicarboxylic acids or oligomeric acids, or sebacic acid, terephthalic acid, isophthalic acid, dimer acid, etc., and ring-opening polymerization of force prolactone, etc. Polyols and the like.
- polycarbonate polyol examples include a polycarbonate diol obtained by a condensation reaction of a polyhydric alcohol such as 1.4-butanediol and 1,6-hexanediol with dimethyl carbonate and getyl carbonate.
- modified polyether polyols or polyester polyols include: Polymer-dispersed polyols obtained by polymerizing the above known polyether polyols or polyester polyols with ethylenically unsaturated compounds such as acrylonitrile, styrene, methyl methacrylate, and the like.
- polyols are preferable, and relatively low molecular weight polyhydric alcohols and polyether polyols are more preferable because the material viscosity is low and the water resistance of the obtained photoelectric conversion device is further improved.
- hydroxyl group-containing compounds can be used alone or in combination of two or more if necessary.
- the component (B) according to the present invention contains a compound having a hydroxyl group, and usually contains a compound having at least two hydroxyl groups in one molecule.
- a polyol is preferable.
- the compound having a hydroxyl group contained in the component (B) may be obtained by reacting a compound having a hydroxyl group with an isocyanate group in a stoichiometric excess, and comprising a urethane prepolymer having a hydroxyl group terminal. It may be a polymer.
- component (B) may contain a catalyst, a diluent, and a crosslinking agent as necessary.
- the component (B) may contain a filler, a plasticizer, an antioxidant, an ultraviolet absorber, a light stabilizer, a heat stabilizer, and the like. These or other additives may be added to the component (A) by mixing part or all of the amount thereof as long as the effects of the present invention are not impaired. You may.
- the polyol used for the component (B) may be the same as or different from that used for the urethane prepolymer of the component (A). ⁇ These may be used alone or in combination of two or more.
- polystyrene resin examples include polyhydric alcohols having relatively low molecular weight, polyether polyols, polyester polyols / polycarbonate polyols, polyester polyols, and modified polyester polyols. These polyols can be used alone or in combination of two or more.
- relatively low molecular weight polyhydric alcohols include ethylene glycol (EG), diethylene glycol (DEG), propylene glycol (PG), dipropylene glycol (DPG), 1,3-butanediol (1, To 3-BD), 1,4-butanediol (1,4-BD), 2.2-dimethyl1.3-propanediol (neopentyl glycol, NPG), 1,5-pentanediol, 1.6- Xandiol, 2,2-dimethyl-1,3-propanediol, 3-methyl-1,5-pentanediol, 2-methyl-2,4-pentanediol, 2-ethyl-1 "I, 3-hexanediol and 1 , 3-Hydroxybenzene, 1,3-bis (2-hydroxyethoxy) benzene, 4,4'-dihydroxyl xidiphenylpropane, 4,4'dihydroxydiphenylmethan
- Dihydric alcohols such as decane, glycerin, 2-hydroxymethyl-2-methyl-1,3-diol, 2-ethyl-2-hydroxymethyl-1,3-diol (TMP), Trihydric alcohols such as 1,2,5-hexanetriol, 1,2,6-hexanetriol, 1,2,3-cyclohexanetriol, 1,3,5-cyclohexanetriol, and pentaerythri I ⁇ , Gel, sucrose, fructose, sorbie!
- polyether polyols one or more polyhydric alcohols having a relatively low molecular weight, or aliphatic or aromatic polyamines such as ethylenediamine and ethylene oxide, propylene oxide, butylene oxide, styrene oxide, etc.
- Polyetherpolyol obtained by addition polymerization of one or more species or polytetramethylene ether glycol (PTMEG) obtained by ring-opening polymerization of tetrahydrofuran; and the hydroxyl value thereof is 50 to 100 Omg. Those that are KOHZg are preferred.
- anion polymerization is carried out in the presence of a base catalyst such as lithium hydroxide, sodium hydroxide, potassium hydroxide, and cesium hydroxide to obtain a crude polyol, followed by washing with water or acid. To remove the catalyst.
- a base catalyst such as lithium hydroxide, sodium hydroxide, potassium hydroxide, and cesium hydroxide
- polystyrene resin As the polyol used for the component (B) of the present invention, a polyhydric alcohol and a polyether polyol are preferable.
- the compound having at least two hydroxyl groups used in the component (B) in the present invention preferably contains the alkali metal component in the alkali metal compound contained in the compound. It has a weight of less than 10 ppm, more preferably less than 5 ppm, and most preferably less than 3 ppm. If the content of the alkali metal component is higher than 1 Oppm, electric leakage due to ions tends to occur during energization, and electric characteristics tend to deteriorate.
- the content of the alkali metal component By controlling the content of the alkali metal component to 10 ppm or less, the reactivity of the components (A) and (B) during mixing and stirring is stabilized, the weather stability of the resin, and the sealing of the LED and the like. This is preferable because the weather resistance and electrical characteristics when a lamp is formed are improved.
- polyol other than the polyether polyol examples include the following compounds.
- Polyester polyols include one or more of ethylenegericol, propylene glycol, butanediol, pentanediol, hexanediol, glycerin, trimethylolpropane, and other low molecular weight polyols, and glutaric acid, adipic acid, sebacine Polyester polyols obtained by condensation polymerization with acid, terephthalic acid, isophthalic acid, dimer acid, etc. or one or more low molecular dicarboxylic acids or oligomeric acids and ring-opening polymerization of force prolactone, etc. Is mentioned.
- Polycaprolactone polyol A polyol obtained from ⁇ -force prolactone and a polyhydric alcohol, usually having a number average molecular weight of about 500 to 400 and a hydroxyl value of about 30 to 24 Omg KOHZ g.
- the polyhydric alcohol the polyhydric alcohol used in the polyester polyol can be used.
- It is a straight-chain aliphatic diol obtained by the condensation reaction of polyhydric alcohols such as 1,4-butanediol and 1,6-hexanediol with dimethyl carbonate, getyl carbonate and the like. It is about 0 to 20 O mg KOHZ g.
- modified polyether polyol or polyester polyol examples include polymer polyols obtained by polymerizing the above-mentioned known polyether polyol or polyester polyol with an ethylenically unsaturated compound such as acrylonitrile, styrene, or methyl methacrylate.
- an ethylenically unsaturated compound such as acrylonitrile, styrene, or methyl methacrylate.
- a polymer-dispersed polyol may be used as the polyether polyol of the present invention.
- This polymer-dispersed polyol is a vinyl polymer particle-dispersed polyol obtained by dispersing and polymerizing an ethylenically unsaturated group-containing monomer such as acrylonitrile and styrene using a radical initiator such as azobisisobutyronitrile in a polyether polyol.
- the polymer concentration in the polyether polyol is about 2 to 50% by mass. When used in the present invention, those having a polymer concentration of 10 to 40% by mass are preferred.
- As the vinyl polymer a polymer-dispersed polyol containing at least 30% by mass of styrene is preferred.
- the method for synthesizing the hydroxyl group-terminated urethane prepolymer is not particularly limited, and the urethane prepolymer may be synthesized in the same manner as the isocyanate group-terminated urethane prepolymer.
- hydroxyl groups may be used in stoichiometric excess relative to isocyanate groups and may be blended together with the isocyanate group-containing compound, or It can be obtained by charging one of them first, adding the other later, and allowing them to react at 0 to 130 ° C. for 1 to 150 hours.
- examples of the catalyst used as needed in the reaction between the compound having an isocyanate group and the compound having a hydroxyl group include dibutyltin dilaurate, dioctyltin malate, stannous octoate, and dibutyltin oxide.
- Organic tin compounds such as tetrabutyl titanate; organic lead compounds such as lead naphthenate and lead octoate; organic metal catalysts such as organic bismuth compounds such as bismuth neodecanoate and bismuth octoate; triethylenediamine And tertiary amines such as triethylamine, tetramethylenediamine, N-methylmorpholine, N.N-dimethylethanolamine, and dimethylimidazole. These catalysts can be used alone or in combination of two or more.
- organometallic catalysts are preferred, and organotin catalysts are more preferred.
- the amount of the catalyst used is 0.01 to 5% by weight, preferably 0.01 to 2% by weight, based on the isocyanate compound.
- a catalyst is used for a light emitting diode lamp. It is more preferable not to do so.
- the diluent optionally used in the reaction between the compound having an isocyanate group and the compound having a hydroxyl group is not particularly limited.
- examples thereof include ethyl acetate, butyl acetate, 2-butanone, and petroleum ether. , N-hexane, toluene, xylene, mineral spirits and the like, which have a relatively high boiling point and can ensure compatibility, are preferred.
- the cross-linking agent used as necessary is not particularly limited, and a cross-linking agent used in the production of ordinary polyurethane resin compositions can be used.
- Such crosslinking agents include, for example, di (aminomethyl) benzene, 1 Polyamines such as monoamino-3,5,5-trimethyl-3-aminomethylcyclohexane, bis (aminomethyl) bicyclo [2.2.1] heptane, diaminodiphenylmethane and their polymeric products.
- catalysts may be used in the production of urethane-based resins, if necessary.
- the urethane-based resin for a photoelectric conversion element sealing material according to the present invention is obtained by mixing the component (A) containing the compound having an isocyanate group with the component (B) containing a compound containing a hydroxyl group, It can be produced by reacting.
- the urethane resin for a photoelectric conversion element encapsulating material of the present invention is sufficiently subjected to a defoaming treatment under reduced pressure so that air bubbles are not mixed into the resin.
- the conditions are not particularly limited, but include, for example, conditions at 10 to 100 ° C. and 30 kPa or less for 30 to 60 minutes.
- the water content of the component (B) is small.
- the water content in the polyol in component (B) is preferably at most 500 ppm, more preferably ⁇ 300 ppm, most preferably at most 200 ppm.
- the amount of water contained in the other auxiliary agent added to the component (B) is also small. It is preferable that the polyol and other auxiliaries be subjected to dehydration under reduced pressure before use to dehydrate them.
- the mixing method is not particularly limited, and the two liquids of the component (A) and the component (B) may be stirred and mixed at a low pressure by using a static mixer or the like, or may be mixed by collision at a high pressure.
- the urethane resin composition for a photoelectric conversion element encapsulant of the present invention comprises an aromatic isocyanate, an aliphatic isocyanate, an alicyclic isocyanate and a derivative of these isocyanates having a structure in which the isocyanate is not directly bonded to a benzene ring.
- the reaction is mild, and after mixing in advance, it can be stored in a storage tank or the like and the required amount can be used.
- component (B) it is preferable to mix them in advance and then mix with component (A) containing a compound having an isocyanate group. preferable.
- the mixing ratio of the component (A) containing the compound having an isocyanate group and the component (B) containing the compound having a hydroxyl group is such that the isocyanate group in the component (A) and the hydroxyl group in the component (B) are mixed. It is preferable to mix them so that the molar ratio (NCOZOH ratio) with them is usually 0.5 to 2.5, and to be 0.6 to 1.8, and 0.8 to 1.3. More preferably, they are mixed.
- the molding (curing) temperature is not particularly limited, but is usually 5 ° C. to 220 ° C., preferably 20 ° C. to 200 ° C., and more preferably 40 ° C. to 180 ° C. Molding time is preferably from 1 minute to 1 0 hours, "I hour to 7 hours good re preferred. Further 1 hour to 12 hours after curing it is preferred to c [photoelectric conversion in 40 ° C ⁇ 1 80 ° C Apparatus and Manufacturing Method Thereof]
- the photoelectric conversion element used in the photoelectric conversion device of the present invention is not particularly limited, and examples thereof include a light-emitting diode, a semiconductor laser, a photodiode, a phototransistor, an electroluminescence element, a CCD, and a solar cell.
- the photoelectric conversion device of the present invention is prepared by mixing a component (A) containing a compound having an isocyanate group and a component (B) containing a compound containing a hydroxyl group according to the intended use. Is prepared, and the composition is provided to a target site of the photoelectric conversion element, sealed, and cured.
- the light-emitting or light-receiving element used in the light-emitting or light-receiving device according to the present invention is not particularly limited, and among the photoelectric conversion devices described above, for example, a light-emitting diode, a semiconductor laser, a photodiode, a phototransistor, and an electroluminescent element , CCD and the like.
- the light-emitting or light-receiving device of the present invention is prepared by mixing a component (A) containing a compound having an isocyanate group and a component (B) containing a compound containing a hydroxyl group according to the intended use to prepare a resin composition.
- the purpose of the light-emitting or light-receiving element The composition can be produced by providing the composition at a site, sealing the composition, and curing the composition.
- a light-emitting diode (LED) lamp according to the present invention is a urethane resin composition for a photoelectric conversion element encapsulant, comprising a component (A) containing a compound having an isocyanate group and a component (B) having a hydroxyl group.
- the material of the mold for manufacturing the light emitting diode there is no particular limitation on the material of the mold for manufacturing the light emitting diode, and metal, glass, resin, and the like may be used. It is preferable to apply a coating of a fluororesin or the like, apply a release agent, and use a resinous material such as polypropylene with good release properties.
- the shape of the mold there is no particular limitation on the shape of the mold, and any shape may be used as long as the light emitted from the light emitting diode can be suitably used in accordance with the purpose of use.
- shape of the mold For example, round, triangular, square, cubic, and rectangular shapes are examples.
- the light-emitting diode used in the present invention there is no particular limitation on the light-emitting diode used in the present invention.
- the light-emitting diode used in the present invention.
- the compound semiconductor of the above there is no particular limitation on the emission color of the light-emitting diode, such as red, green, blue, yellow, orange, yellow-green, and white.
- the shape of the light emitting diode lamp of the present invention is not limited to a so-called lamp type, but may be a surface mount type.
- a light-emitting diode is pre-loaded into a mold, and is composed of a component (A) containing a compound having an isocyanate group and a component (B) having a hydroxyl group.
- the urethane-based resin composition for a photoelectric conversion element of the present invention for a sealing material is filled and cured at room temperature or under heating, or a component (A) containing a compound having an isocyanate group in a mold in advance and a hydroxyl group are used.
- the composition is prepared by filling the urethane-based resin composition for a photoelectric conversion element sealing material of the present invention comprising the component (B) having the component (B), immersing the light-emitting diode therein, and curing at normal temperature or under heating. can do.
- the hydroxyl value (unit: mg KOHZg) of the polyol was measured according to JISK-1557.
- the residual potassium content (unit: PPm ) in the polyol was quantified using an atomic absorption spectrometer (Perkin Elmer, model: 5100PC type). The limit of quantification is 0.1 ppm.
- Sulfur dioxide was decomposed by combustion, absorbed in a titration cell, and quantified by elemental analysis (Mitsubishi Kasei Corporation, Model TSX-10) titrating with a platinum electrode.
- the detection limit is 100 ppm.
- Quantification was performed using an atomic absorption spectrometer (manufactured by Hitachi, Ltd., Model Z-500000) using a graphite furnace.
- the limit of quantification is 0.05 ppm.
- the measurement was performed using a Shore A type and Shore D type dew mouth meter.
- the measurement was performed using a solid viscoelasticity measuring device (manufactured by Seiko Instruments Inc.) at a frequency of 5 Hz and a heating rate of 5 ° C./min.
- the glass transition temperature (T g) was set at t an (peak position of 5.)
- the elastic modulus was the value of the storage elastic modulus at 30 ° C.
- a sample molded into a button shape specified in JIS K-6262 was dropped on a concrete surface from a height of 2 m, and the state of the sample was observed.
- the sample was observed after elapse of 600 hours using a sunshine analyzer equipped with a force Boner lamp, and the degree of yellowing was observed.
- the degree of yellowing was measured for color difference ( ⁇ ) using a C-1520 hue colorimeter manufactured by Tokyo Denshoku Co., Ltd.
- JISK-7209 (Test method for water absorption of plastic and boiling water).
- the size of the sample piece was 5 Omm X 50 mm X 2 mm.
- the component (A) containing the compound having an isocyanate group and the component (B) containing the compound having a hydroxyl group are weighed so as to total 100 g. After stirring for 0 minutes, the time until the viscosity doubled 5 minutes after the start of mixing was measured using a B8M rotational viscometer, and the measured pot life was determined. ⁇ Evaluation and test methods for light-emitting diode lamps>
- the cured light-emitting diode lamp was placed in a constant temperature room at 80 ° C and a relative humidity of 90% for 300 hours, and the change in the appearance of the sample (the degree of yellowing) was observed.
- the degree of yellowing was measured for color difference ( ⁇ ) using a C-5120 hue colorimeter manufactured by Tokyo Denshoku Co., Ltd. In the evaluation, “” indicates a value of 1.5 or less and “X” indicates a value of more than 1.5.
- a pressure-resistant autoclave equipped with a stirrer, temperature controller, pressure gauge, nitrogen inlet tube, and monomer inlet tube (hereinafter simply referred to as “autoclave”), under a nitrogen atmosphere, 688.2 g of pentaerythri! One liter and 86.23 g of hydroxylated lithium were charged.
- nitrogen replacement was performed at room temperature, and the pressure was reduced to 6.55 kPa.
- 897.3 g of propylene oxide was charged all at once and stirred.
- the temperature was gradually raised to 115 ° C, and the reaction was continued at the same temperature until no change was observed in the autoclave pressure. Thereafter, the pressure was reduced at 665 Pa for 30 minutes at the same temperature, and unreacted propylene oxide was recovered to obtain crude polyol A.
- the crude polyol A was charged into a separable flask (hereinafter simply referred to as a separable flask) equipped with a thermometer, a stirrer, a water-cooled condenser, a nitrogen inlet tube, and a decompression line. The temperature rose. At this temperature, 1.03 mol of oxalic acid (in the form of a 5% by weight aqueous solution) was added to 1 mol of potassium hydroxide in the crude polyol A, and the mixture was reacted at the same temperature for 3 hours. Thereafter, the same operation was performed for 3 hours at 110 ° C. and 1.33 kPa or less, while raising and lowering the temperature. Next, vacuum filtration was performed using filter paper having a retention particle size of 1 im to recover the polyol. The hydroxyl value of the obtained polyol A was 793.5 mg KO HZg, and the residual potassium content was 1.5 ppm.
- NBD I NBD I
- TMP 2-ethyl-2-hydroxymethyl-1,3-diol
- 62.3 g of a polyol having a base value of 874 mg KOH / g and a residual potassium content of 0.9 ppm (hereinafter referred to as polyol B) was added without foaming, and the mixture was stirred and mixed for 10 minutes. Uniformly dissolved.
- Example 3 Using the same apparatus as in Example 1, NBD I 100.Og was added, and while stirring, a polyol having a hydroxyl value of 874 mgKOHZg with PO added to TMP and a residual power content of 1.1 ppm, 91.4 g of polyol. Was added so as not to involve bubbles, and the mixture was stirred and mixed for 10 minutes to dissolve uniformly. This homogeneous solution was transferred to a 50 mm X 5 Omm mold, reacted in a 100 ° C oven for 5 hours under a nitrogen gas atmosphere, and then subjected to after-curing at 150 ° C for 3 hours. A colorless and transparent polyurethane resin was obtained.
- Example 3 Example 3
- Example 4 Using the same apparatus as in Example 1, NBDBD100.Og was added and stirred, and while stirring, a polyol 1 having a hydroxyl value of 462 mg KOH obtained by adding PO to dipentaerythryl I ⁇ 1, and a residual potassium content of 1.3 ppm was used. 17.9 g was added so as not to involve bubbles, and the mixture was stirred and mixed for 10 minutes to dissolve uniformly. Transfer this homogeneous solution to a 5 Omm x 5 Omm mold and place it in a 100 ° C oven under a nitrogen gas atmosphere. After 5 hours at 150 ° C for 3 hours, a colorless and transparent polyurethane resin was obtained.
- Example 4 Example 4
- NBD I 66.0 g of NBD I was added to 44 g of the isocyanurate derivative-containing polyisocyanate compound containing the isocyanurate derivative (A-7) obtained in Preparation Example 8, and the mixture was stirred and dissolved to obtain an isocyanate compound having an NCO% of 31.5. g was prepared.
- the polyisocyanate compound 1 O O. Og was placed in the same apparatus as in Example 1, and while stirring with a stirrer, 48.1 g of Polyol B4 was added so as not to involve bubbles, and the mixture was stirred and mixed for 10 minutes. Then, it was uniformly dissolved.
- Example 8 100 g of the isocyanate group-terminated urethane prepolymer (A-5) synthesized in Preparation Example 6 was placed in the same stainless steel cup as in Example 1, and while stirring, 36.7 g of Polyol B was not involved in the foam. , And stirred and mixed for 10 minutes to dissolve uniformly. This homogeneous solution was transferred to a 5 Omm x 5 Omm mold and reacted in an oven at 100 ° C for 5 hours under a nitrogen gas atmosphere.After cure was performed at 150 ° C for 3 hours. Then, a colorless and transparent polyurethane resin was obtained.
- A-5 isocyanate group-terminated urethane prepolymer synthesized in Preparation Example 6 was placed in the same stainless steel cup as in Example 1, and while stirring, 36.7 g of Polyol B was not involved in the foam. , And stirred and mixed for 10 minutes to dissolve uniformly. This homogeneous solution was transferred to a 5 Omm x 5 Omm mold and re
- Example 9 1000.0 g of the isocyanate group-terminated urethan prepolymer (A-6) synthesized in Preparation Example 7 was placed in the same stainless steel cup as in Example 1, and 36.7 g of Polyol B was bubbled in while stirring. The mixture was added without stirring, and stirred and mixed for 10 minutes to dissolve uniformly. This homogeneous solution was transferred to a 5 Omm X 5 Omm mold and reacted in a 100 ° C oven for 5 hours in a nitrogen gas atmosphere.After curing at 150 ° C for 3 hours, Was carried out to obtain a colorless and transparent polyurethane resin.
- A-6 isocyanate group-terminated urethan prepolymer synthesized in Preparation Example 7 was placed in the same stainless steel cup as in Example 1, and 36.7 g of Polyol B was bubbled in while stirring. The mixture was added without stirring, and stirred and mixed for 10 minutes to dissolve uniformly. This homogeneous solution was transferred to a 5 Omm X 5 Omm mold
- Tables 1 and 2 show the respective measurement results of the urethane resins obtained in Examples 1 to 11 and Comparative Examples 1 to 6. (table 1>
- Example 1 Example 2 Example 3 Example 4 Example 5 Example 6 Example 7 Example 8 Example 9 Potassium in Polyol
- Modulus MPa 2. 2 X 10 9 2. O 10 9 2. 6 10 9 2. 6 X 10 9 2. 1 10 9 2. 5X 10 9 2. 2X 10 9 2. 1 10 9 4. Ox 10 8 Refractive index 1.51 1.51 1.51 1.59 1.52 1.52 1.50 1.54 1.9 Weathering stability ( ⁇ ) 1.0 1.10 0.9 1.2 1.0 1.1 1.3 0.9 0.9 ⁇ ; 3 ⁇ 4! 3 ⁇ 4Wet test
- Modulus ZMPa O 10 8 4. 5 X 10 8 2.4 X 10 9 unmeasurable 2. 3x 10 9 2.2X 10 9 1. 8x 10 9 1.9X 10 9 refractive index 1.50 1.50 1.54 unmeasurable 1.54 1.53 1.56 1.59 Weather Stability ( ⁇ ) 1.0 1. 0 5. ⁇ Measurement not possible 6.4 9.4 2. 1 1.9 vs. ia temperature is humidity
- a light emitting diode lamp was manufactured using the urethane prepolymer (A-1) and the polyol used in Example 6.
- urethane prepolymer (A-T) and the polyol were stirred and mixed for 10 minutes to uniformly dissolve.
- This solution was subjected to a defoaming operation under a reduced pressure condition of 2.6 kPa for 10 minutes, and then poured into a mold having an inner diameter of 5 mm and a depth of 1 Omm.
- the urethane-based resin composition for a photoelectric conversion element encapsulating material comprises a photoelectric conversion obtained from a component (A) containing a compound having an isocyanate group and a component (B) containing a compound having a hydroxyl group.
- a urethane-based resin composition for an element encapsulating material comprising a compound having an isocyanate group and an aromatic isocyanate, an aliphatic isocyanate, an alicyclic isocyanate having a structure in which the isocyanate group is not directly connected to a benzene ring, and derivatives of these isocyanates. Because it is at least one compound selected from the group consisting of: It has weather stability and high elastic modulus, and has good curability. Also, the pot life is long and workability is excellent.
- the light emitting diode is selected from the group consisting of an aromatic isocyanate having a structure in which an isocyanate group is not directly connected to a benzene ring, an aliphatic isocyanate, and an alicyclic isocyanate. Since the reaction-curing sealing is carried out using a resin composition comprising a component (A) containing at least one compound and a component (B) containing a hydroxyl group, it has the above-mentioned features, Excellent workability during sealing and excellent weather resistance stability.
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Structures Or Materials For Encapsulating Or Coating Semiconductor Devices Or Solid State Devices (AREA)
- Polyurethanes Or Polyureas (AREA)
- Led Device Packages (AREA)
Description
Claims
Priority Applications (2)
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KR1020017012153A KR20010110687A (ko) | 2000-01-24 | 2001-01-23 | 광전변환소자실링재용 우레탄계수지조성물 |
EP01901509A EP1167416A4 (en) | 2000-01-24 | 2001-01-23 | URETHANE RESIN COMPOSITION FOR SEALING OPTOELECTRIC CONVERSION DEVICES |
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JP2000013786 | 2000-01-24 | ||
JP2000-13786 | 2000-01-24 |
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WO2001053374A1 true WO2001053374A1 (en) | 2001-07-26 |
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PCT/JP2001/000406 WO2001053374A1 (en) | 2000-01-24 | 2001-01-23 | Urethane resin composition for sealing optoelectric conversion devices |
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US (1) | US20030036620A1 (ja) |
EP (1) | EP1167416A4 (ja) |
KR (1) | KR20010110687A (ja) |
CN (1) | CN1365370A (ja) |
TW (1) | TW572925B (ja) |
WO (1) | WO2001053374A1 (ja) |
Cited By (1)
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JP2010100793A (ja) * | 2008-09-29 | 2010-05-06 | Hitachi Chem Co Ltd | 硬化性樹脂組成物、ledパッケージ、及びその製造方法 |
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JP5277632B2 (ja) * | 2005-10-27 | 2013-08-28 | 日立化成株式会社 | 樹脂組成物及びそれを用いた光学部材 |
DE102006008793A1 (de) * | 2006-02-24 | 2007-09-13 | Osram Opto Semiconductors Gmbh | Elektronisches Bauteil |
US20100221552A1 (en) * | 2006-03-31 | 2010-09-02 | Mitsui Chemicals, Inc. | Photocurable Coating Materials |
KR20140094607A (ko) * | 2006-10-16 | 2014-07-30 | 미쓰이 가가쿠 가부시키가이샤 | 광학재료용 수지의 제조방법 |
ITMI20070146A1 (it) * | 2007-01-30 | 2008-07-31 | Chemtura Europe Gmbh | Composizione liquida polimerizzabile e procedimento per la produzione di vetri organici a partire da composizioni liquide polimerizzabili di tipo poliuretanico |
EP2141185A4 (en) * | 2007-04-24 | 2012-01-04 | Hitachi Chemical Co Ltd | CURABLE RESIN COMPOSITION, LED HOUSING, AND METHOD FOR MANUFACTURING THE LED HOUSING AND OPTICAL SEMICONDUCTOR |
TWI388078B (zh) | 2008-01-30 | 2013-03-01 | Osram Opto Semiconductors Gmbh | 電子組件之製造方法及電子組件 |
TWI482301B (zh) * | 2009-03-30 | 2015-04-21 | Fujifilm Corp | 光電轉換裝置及其製造方法、太陽電池以及靶材 |
US9382470B2 (en) * | 2010-07-01 | 2016-07-05 | Samsung Electronics Co., Ltd. | Thiol containing compositions for preparing a composite, polymeric composites prepared therefrom, and articles including the same |
KR101238557B1 (ko) * | 2010-12-31 | 2013-02-28 | 주식회사 효성 | 고속방사용 폴리우레탄우레아 탄성사의 제조방법 |
FI122809B (fi) * | 2011-02-15 | 2012-07-13 | Marimils Oy | Valolähde ja valolähdenauha |
KR101575139B1 (ko) | 2011-12-09 | 2015-12-08 | 삼성전자주식회사 | 백라이트 유닛 및 이를 포함하는 액정 디스플레이 장치 |
EP2620988A1 (de) * | 2012-01-26 | 2013-07-31 | Basf Se | Transparente Polyurethane als Einbettung für opto-elektronische Bauteile |
US9812600B2 (en) | 2012-03-27 | 2017-11-07 | Covestro Deutschland Ag | Use of UV-radiation-hardenable polyurethane resins for producing solar laminates |
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US10707531B1 (en) | 2016-09-27 | 2020-07-07 | New Dominion Enterprises Inc. | All-inorganic solvents for electrolytes |
CN106928895A (zh) * | 2017-03-09 | 2017-07-07 | 宜兴市普利泰电子材料有限公司 | Led软灯条用聚氨酯电子灌封胶及其制备方法 |
WO2018207807A1 (ja) * | 2017-05-11 | 2018-11-15 | 三井化学株式会社 | ポリウレタン樹脂、ポリウレタン樹脂の製造方法、および、成形品 |
CN112079979B (zh) * | 2020-09-07 | 2022-08-09 | 中海油常州涂料化工研究院有限公司 | 生物基型五亚甲基二异氰酸酯固化剂及其制备方法与应用 |
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- 2001-01-20 TW TW90101497A patent/TW572925B/zh active
- 2001-01-23 EP EP01901509A patent/EP1167416A4/en not_active Withdrawn
- 2001-01-23 WO PCT/JP2001/000406 patent/WO2001053374A1/ja not_active Application Discontinuation
- 2001-01-23 CN CN01800636A patent/CN1365370A/zh active Pending
- 2001-01-23 KR KR1020017012153A patent/KR20010110687A/ko not_active Application Discontinuation
- 2001-01-23 US US09/937,251 patent/US20030036620A1/en not_active Abandoned
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US20030036620A1 (en) | 2003-02-20 |
EP1167416A4 (en) | 2002-06-26 |
TW572925B (en) | 2004-01-21 |
EP1167416A1 (en) | 2002-01-02 |
KR20010110687A (ko) | 2001-12-13 |
CN1365370A (zh) | 2002-08-21 |
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