TW201116573A - Methacrylic resin composition - Google Patents
Methacrylic resin composition Download PDFInfo
- Publication number
- TW201116573A TW201116573A TW099118564A TW99118564A TW201116573A TW 201116573 A TW201116573 A TW 201116573A TW 099118564 A TW099118564 A TW 099118564A TW 99118564 A TW99118564 A TW 99118564A TW 201116573 A TW201116573 A TW 201116573A
- Authority
- TW
- Taiwan
- Prior art keywords
- resin composition
- methacrylic resin
- weight
- acrylate
- monomer component
- Prior art date
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- 239000000203 mixture Substances 0.000 title claims abstract description 57
- 239000000113 methacrylic resin Substances 0.000 title claims abstract description 50
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229920001577 copolymer Polymers 0.000 claims abstract description 15
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000000178 monomer Substances 0.000 claims description 54
- -1 methyl propyl Chemical group 0.000 claims description 25
- 230000000052 comparative effect Effects 0.000 claims description 20
- 238000006116 polymerization reaction Methods 0.000 claims description 19
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 18
- 238000001746 injection moulding Methods 0.000 claims description 16
- 239000003795 chemical substances by application Substances 0.000 claims description 12
- 239000003017 thermal stabilizer Substances 0.000 claims description 7
- 230000000379 polymerizing effect Effects 0.000 claims description 6
- 239000000243 solution Substances 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 3
- 239000004925 Acrylic resin Substances 0.000 claims description 2
- 229920000178 Acrylic resin Polymers 0.000 claims description 2
- 125000005396 acrylic acid ester group Chemical group 0.000 abstract 1
- 239000011342 resin composition Substances 0.000 description 20
- 238000000034 method Methods 0.000 description 13
- 229910052799 carbon Inorganic materials 0.000 description 11
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 10
- 239000012986 chain transfer agent Substances 0.000 description 10
- HPEUJPJOZXNMSJ-UHFFFAOYSA-N Methyl stearate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OC HPEUJPJOZXNMSJ-UHFFFAOYSA-N 0.000 description 9
- 235000014113 dietary fatty acids Nutrition 0.000 description 9
- 239000000194 fatty acid Substances 0.000 description 9
- 229930195729 fatty acid Natural products 0.000 description 9
- VBICKXHEKHSIBG-UHFFFAOYSA-N 1-monostearoylglycerol Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(O)CO VBICKXHEKHSIBG-UHFFFAOYSA-N 0.000 description 8
- 239000000654 additive Substances 0.000 description 8
- 239000012778 molding material Substances 0.000 description 8
- GLDOVTGHNKAZLK-UHFFFAOYSA-N octadecan-1-ol Chemical compound CCCCCCCCCCCCCCCCCCO GLDOVTGHNKAZLK-UHFFFAOYSA-N 0.000 description 7
- 150000003254 radicals Chemical class 0.000 description 6
- 230000000996 additive effect Effects 0.000 description 5
- KZCOBXFFBQJQHH-UHFFFAOYSA-N octane-1-thiol Chemical compound CCCCCCCCS KZCOBXFFBQJQHH-UHFFFAOYSA-N 0.000 description 5
- 239000003505 polymerization initiator Substances 0.000 description 5
- SOGAXMICEFXMKE-UHFFFAOYSA-N Butylmethacrylate Chemical compound CCCCOC(=O)C(C)=C SOGAXMICEFXMKE-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- CAMHHLOGFDZBBG-UHFFFAOYSA-N epoxidized methyl oleate Natural products CCCCCCCCC1OC1CCCCCCCC(=O)OC CAMHHLOGFDZBBG-UHFFFAOYSA-N 0.000 description 4
- 150000002148 esters Chemical class 0.000 description 4
- MVLVMROFTAUDAG-UHFFFAOYSA-N ethyl octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC MVLVMROFTAUDAG-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000001788 mono and diglycerides of fatty acids Substances 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- DCXXMTOCNZCJGO-UHFFFAOYSA-N tristearoylglycerol Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(OC(=O)CCCCCCCCCCCCCCCCC)COC(=O)CCCCCCCCCCCCCCCCC DCXXMTOCNZCJGO-UHFFFAOYSA-N 0.000 description 4
- 235000021122 unsaturated fatty acids Nutrition 0.000 description 4
- UPYPTOCXMIWHSG-UHFFFAOYSA-N 1-dodecylsulfanyldodecane Chemical compound CCCCCCCCCCCCSCCCCCCCCCCCC UPYPTOCXMIWHSG-UHFFFAOYSA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- QMMFVYPAHWMCMS-UHFFFAOYSA-N Dimethyl sulfide Chemical compound CSC QMMFVYPAHWMCMS-UHFFFAOYSA-N 0.000 description 3
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 3
- 229940075507 glyceryl monostearate Drugs 0.000 description 3
- GOQYKNQRPGWPLP-UHFFFAOYSA-N n-heptadecyl alcohol Natural products CCCCCCCCCCCCCCCCCO GOQYKNQRPGWPLP-UHFFFAOYSA-N 0.000 description 3
- OYHQOLUKZRVURQ-NTGFUMLPSA-N (9Z,12Z)-9,10,12,13-tetratritiooctadeca-9,12-dienoic acid Chemical compound C(CCCCCCC\C(=C(/C\C(=C(/CCCCC)\[3H])\[3H])\[3H])\[3H])(=O)O OYHQOLUKZRVURQ-NTGFUMLPSA-N 0.000 description 2
- QMMJWQMCMRUYTG-UHFFFAOYSA-N 1,2,4,5-tetrachloro-3-(trifluoromethyl)benzene Chemical compound FC(F)(F)C1=C(Cl)C(Cl)=CC(Cl)=C1Cl QMMJWQMCMRUYTG-UHFFFAOYSA-N 0.000 description 2
- MYRTYDVEIRVNKP-UHFFFAOYSA-N 1,2-Divinylbenzene Chemical compound C=CC1=CC=CC=C1C=C MYRTYDVEIRVNKP-UHFFFAOYSA-N 0.000 description 2
- VZXTWGWHSMCWGA-UHFFFAOYSA-N 1,3,5-triazine-2,4-diamine Chemical compound NC1=NC=NC(N)=N1 VZXTWGWHSMCWGA-UHFFFAOYSA-N 0.000 description 2
- GFAZGHREJPXDMH-UHFFFAOYSA-N 1,3-dipalmitoylglycerol Chemical compound CCCCCCCCCCCCCCCC(=O)OCC(O)COC(=O)CCCCCCCCCCCCCCC GFAZGHREJPXDMH-UHFFFAOYSA-N 0.000 description 2
- WNWHHMBRJJOGFJ-UHFFFAOYSA-N 16-methylheptadecan-1-ol Chemical compound CC(C)CCCCCCCCCCCCCCCO WNWHHMBRJJOGFJ-UHFFFAOYSA-N 0.000 description 2
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- IZHVBANLECCAGF-UHFFFAOYSA-N 2-hydroxy-3-(octadecanoyloxy)propyl octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(O)COC(=O)CCCCCCCCCCCCCCCCC IZHVBANLECCAGF-UHFFFAOYSA-N 0.000 description 2
- DBCAQXHNJOFNGC-UHFFFAOYSA-N 4-bromo-1,1,1-trifluorobutane Chemical compound FC(F)(F)CCCBr DBCAQXHNJOFNGC-UHFFFAOYSA-N 0.000 description 2
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- MHZGKXUYDGKKIU-UHFFFAOYSA-N Decylamine Chemical compound CCCCCCCCCCN MHZGKXUYDGKKIU-UHFFFAOYSA-N 0.000 description 2
- HTIRHQRTDBPHNZ-UHFFFAOYSA-N Dibutyl sulfide Chemical compound CCCCSCCCC HTIRHQRTDBPHNZ-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- ZERULLAPCVRMCO-UHFFFAOYSA-N Dipropyl sulfide Chemical compound CCCSCCC ZERULLAPCVRMCO-UHFFFAOYSA-N 0.000 description 2
- LVGKNOAMLMIIKO-UHFFFAOYSA-N Elaidinsaeure-aethylester Natural products CCCCCCCCC=CCCCCCCCC(=O)OCC LVGKNOAMLMIIKO-UHFFFAOYSA-N 0.000 description 2
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 2
- QUSNBJAOOMFDIB-UHFFFAOYSA-N Ethylamine Chemical compound CCN QUSNBJAOOMFDIB-UHFFFAOYSA-N 0.000 description 2
- 239000005639 Lauric acid Substances 0.000 description 2
- 240000006240 Linum usitatissimum Species 0.000 description 2
- 235000004431 Linum usitatissimum Nutrition 0.000 description 2
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 2
- FLIACVVOZYBSBS-UHFFFAOYSA-N Methyl palmitate Chemical compound CCCCCCCCCCCCCCCC(=O)OC FLIACVVOZYBSBS-UHFFFAOYSA-N 0.000 description 2
- REYJJPSVUYRZGE-UHFFFAOYSA-N Octadecylamine Chemical compound CCCCCCCCCCCCCCCCCCN REYJJPSVUYRZGE-UHFFFAOYSA-N 0.000 description 2
- QHZLMUACJMDIAE-UHFFFAOYSA-N Palmitic acid monoglyceride Natural products CCCCCCCCCCCCCCCC(=O)OCC(O)CO QHZLMUACJMDIAE-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 235000021355 Stearic acid Nutrition 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- 125000001931 aliphatic group Chemical group 0.000 description 2
- WQAQPCDUOCURKW-UHFFFAOYSA-N butanethiol Chemical compound CCCCS WQAQPCDUOCURKW-UHFFFAOYSA-N 0.000 description 2
- GLYJVQDYLFAUFC-UHFFFAOYSA-N butyl hexadecanoate Chemical compound CCCCCCCCCCCCCCCC(=O)OCCCC GLYJVQDYLFAUFC-UHFFFAOYSA-N 0.000 description 2
- GHVNFZFCNZKVNT-UHFFFAOYSA-N decanoic acid Chemical compound CCCCCCCCCC(O)=O GHVNFZFCNZKVNT-UHFFFAOYSA-N 0.000 description 2
- NOPFSRXAKWQILS-UHFFFAOYSA-N docosan-1-ol Chemical compound CCCCCCCCCCCCCCCCCCCCCCO NOPFSRXAKWQILS-UHFFFAOYSA-N 0.000 description 2
- POULHZVOKOAJMA-UHFFFAOYSA-N dodecanoic acid Chemical compound CCCCCCCCCCCC(O)=O POULHZVOKOAJMA-UHFFFAOYSA-N 0.000 description 2
- JIZCYLOUIAIZHQ-UHFFFAOYSA-N ethyl docosenyl Chemical compound CCCCCCCCCCCCCCCCCCCCCC(=O)OCC JIZCYLOUIAIZHQ-UHFFFAOYSA-N 0.000 description 2
- XIRNKXNNONJFQO-UHFFFAOYSA-N ethyl hexadecanoate Chemical compound CCCCCCCCCCCCCCCC(=O)OCC XIRNKXNNONJFQO-UHFFFAOYSA-N 0.000 description 2
- MMXKVMNBHPAILY-UHFFFAOYSA-N ethyl laurate Chemical compound CCCCCCCCCCCC(=O)OCC MMXKVMNBHPAILY-UHFFFAOYSA-N 0.000 description 2
- STVZJERGLQHEKB-UHFFFAOYSA-N ethylene glycol dimethacrylate Substances CC(=C)C(=O)OCCOC(=O)C(C)=C STVZJERGLQHEKB-UHFFFAOYSA-N 0.000 description 2
- 150000004665 fatty acids Chemical class 0.000 description 2
- RZRNAYUHWVFMIP-HXUWFJFHSA-N glycerol monolinoleate Natural products CCCCCCCCC=CCCCCCCCC(=O)OC[C@H](O)CO RZRNAYUHWVFMIP-HXUWFJFHSA-N 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- BXWNKGSJHAJOGX-UHFFFAOYSA-N hexadecan-1-ol Chemical compound CCCCCCCCCCCCCCCCO BXWNKGSJHAJOGX-UHFFFAOYSA-N 0.000 description 2
- IPCSVZSSVZVIGE-UHFFFAOYSA-N hexadecanoic acid Chemical compound CCCCCCCCCCCCCCCC(O)=O IPCSVZSSVZVIGE-UHFFFAOYSA-N 0.000 description 2
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 2
- VKOBVWXKNCXXDE-UHFFFAOYSA-N icosanoic acid Chemical compound CCCCCCCCCCCCCCCCCCCC(O)=O VKOBVWXKNCXXDE-UHFFFAOYSA-N 0.000 description 2
- LVHBHZANLOWSRM-UHFFFAOYSA-N itaconic acid Chemical compound OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- QSQLTHHMFHEFIY-UHFFFAOYSA-N methyl behenate Chemical compound CCCCCCCCCCCCCCCCCCCCCC(=O)OC QSQLTHHMFHEFIY-UHFFFAOYSA-N 0.000 description 2
- UQDUPQYQJKYHQI-UHFFFAOYSA-N methyl laurate Chemical compound CCCCCCCCCCCC(=O)OC UQDUPQYQJKYHQI-UHFFFAOYSA-N 0.000 description 2
- QYDYPVFESGNLHU-KHPPLWFESA-N methyl oleate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OC QYDYPVFESGNLHU-KHPPLWFESA-N 0.000 description 2
- REFMYUOVHSCDIA-UHFFFAOYSA-N n-ethyl-n-octadecyloctadecan-1-amine Chemical compound CCCCCCCCCCCCCCCCCCN(CC)CCCCCCCCCCCCCCCCCC REFMYUOVHSCDIA-UHFFFAOYSA-N 0.000 description 2
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 2
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 2
- WWZKQHOCKIZLMA-UHFFFAOYSA-N octanoic acid Chemical compound CCCCCCCC(O)=O WWZKQHOCKIZLMA-UHFFFAOYSA-N 0.000 description 2
- IIGMITQLXAGZTL-UHFFFAOYSA-N octyl octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCCCCCCCC IIGMITQLXAGZTL-UHFFFAOYSA-N 0.000 description 2
- OQILCOQZDHPEAZ-UHFFFAOYSA-N octyl palmitate Chemical compound CCCCCCCCCCCCCCCC(=O)OCCCCCCCC OQILCOQZDHPEAZ-UHFFFAOYSA-N 0.000 description 2
- SECPZKHBENQXJG-FPLPWBNLSA-N palmitoleic acid Chemical compound CCCCCC\C=C/CCCCCCCC(O)=O SECPZKHBENQXJG-FPLPWBNLSA-N 0.000 description 2
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- BEKZXQKGTDVSKX-UHFFFAOYSA-N propyl hexadecanoate Chemical compound CCCCCCCCCCCCCCCC(=O)OCCC BEKZXQKGTDVSKX-UHFFFAOYSA-N 0.000 description 2
- 239000007870 radical polymerization initiator Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 150000004671 saturated fatty acids Chemical class 0.000 description 2
- PCMORTLOPMLEFB-ONEGZZNKSA-N sinapic acid Chemical compound COC1=CC(\C=C\C(O)=O)=CC(OC)=C1O PCMORTLOPMLEFB-ONEGZZNKSA-N 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- 239000008117 stearic acid Substances 0.000 description 2
- HLZKNKRTKFSKGZ-UHFFFAOYSA-N tetradecan-1-ol Chemical compound CCCCCCCCCCCCCCO HLZKNKRTKFSKGZ-UHFFFAOYSA-N 0.000 description 2
- HVLLSGMXQDNUAL-UHFFFAOYSA-N triphenyl phosphite Chemical compound C=1C=CC=CC=1OP(OC=1C=CC=CC=1)OC1=CC=CC=C1 HVLLSGMXQDNUAL-UHFFFAOYSA-N 0.000 description 2
- 150000004670 unsaturated fatty acids Chemical class 0.000 description 2
- OQQOAWVKVDAJOI-UHFFFAOYSA-N (2-dodecanoyloxy-3-hydroxypropyl) dodecanoate Chemical compound CCCCCCCCCCCC(=O)OCC(CO)OC(=O)CCCCCCCCCCC OQQOAWVKVDAJOI-UHFFFAOYSA-N 0.000 description 1
- ALSTYHKOOCGGFT-KTKRTIGZSA-N (9Z)-octadecen-1-ol Chemical compound CCCCCCCC\C=C/CCCCCCCCO ALSTYHKOOCGGFT-KTKRTIGZSA-N 0.000 description 1
- 239000001149 (9Z,12Z)-octadeca-9,12-dienoate Substances 0.000 description 1
- WTTJVINHCBCLGX-UHFFFAOYSA-N (9trans,12cis)-methyl linoleate Natural products CCCCCC=CCC=CCCCCCCCC(=O)OC WTTJVINHCBCLGX-UHFFFAOYSA-N 0.000 description 1
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 1
- KBXWJCFFKVWFRW-ZPHPHTNESA-N (z)-2-hexadecyloctadec-9-enoic acid Chemical compound CCCCCCCCCCCCCCCCC(C(O)=O)CCCCCC\C=C/CCCCCCCC KBXWJCFFKVWFRW-ZPHPHTNESA-N 0.000 description 1
- AYAUWVRAUCDBFR-ARJAWSKDSA-N (z)-4-oxo-4-propoxybut-2-enoic acid Chemical compound CCCOC(=O)\C=C/C(O)=O AYAUWVRAUCDBFR-ARJAWSKDSA-N 0.000 description 1
- HBOQXIRUPVQLKX-BBWANDEASA-N 1,2,3-trilinoleoylglycerol Chemical compound CCCCC\C=C/C\C=C/CCCCCCCC(=O)OCC(OC(=O)CCCCCCC\C=C/C\C=C/CCCCC)COC(=O)CCCCCCC\C=C/C\C=C/CCCCC HBOQXIRUPVQLKX-BBWANDEASA-N 0.000 description 1
- AFSHUZFNMVJNKX-UHFFFAOYSA-N 1,2-di-(9Z-octadecenoyl)glycerol Natural products CCCCCCCCC=CCCCCCCCC(=O)OCC(CO)OC(=O)CCCCCCCC=CCCCCCCCC AFSHUZFNMVJNKX-UHFFFAOYSA-N 0.000 description 1
- AFSHUZFNMVJNKX-LLWMBOQKSA-N 1,2-dioleoyl-sn-glycerol Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OC[C@H](CO)OC(=O)CCCCCCC\C=C/CCCCCCCC AFSHUZFNMVJNKX-LLWMBOQKSA-N 0.000 description 1
- KOMNUTZXSVSERR-UHFFFAOYSA-N 1,3,5-tris(prop-2-enyl)-1,3,5-triazinane-2,4,6-trione Chemical compound C=CCN1C(=O)N(CC=C)C(=O)N(CC=C)C1=O KOMNUTZXSVSERR-UHFFFAOYSA-N 0.000 description 1
- DMBUODUULYCPAK-UHFFFAOYSA-N 1,3-bis(docosanoyloxy)propan-2-yl docosanoate Chemical compound CCCCCCCCCCCCCCCCCCCCCC(=O)OCC(OC(=O)CCCCCCCCCCCCCCCCCCCCC)COC(=O)CCCCCCCCCCCCCCCCCCCCC DMBUODUULYCPAK-UHFFFAOYSA-N 0.000 description 1
- OKMWKBLSFKFYGZ-UHFFFAOYSA-N 1-behenoylglycerol Chemical compound CCCCCCCCCCCCCCCCCCCCCC(=O)OCC(O)CO OKMWKBLSFKFYGZ-UHFFFAOYSA-N 0.000 description 1
- QHZLMUACJMDIAE-SFHVURJKSA-N 1-hexadecanoyl-sn-glycerol Chemical compound CCCCCCCCCCCCCCCC(=O)OC[C@@H](O)CO QHZLMUACJMDIAE-SFHVURJKSA-N 0.000 description 1
- ARIWANIATODDMH-AWEZNQCLSA-N 1-lauroyl-sn-glycerol Chemical compound CCCCCCCCCCCC(=O)OC[C@@H](O)CO ARIWANIATODDMH-AWEZNQCLSA-N 0.000 description 1
- WECGLUPZRHILCT-GSNKCQISSA-N 1-linoleoyl-sn-glycerol Chemical compound CCCCC\C=C/C\C=C/CCCCCCCC(=O)OC[C@@H](O)CO WECGLUPZRHILCT-GSNKCQISSA-N 0.000 description 1
- RZRNAYUHWVFMIP-KTKRTIGZSA-N 1-oleoylglycerol Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OCC(O)CO RZRNAYUHWVFMIP-KTKRTIGZSA-N 0.000 description 1
- SKDGWNHUETZZCS-UHFFFAOYSA-N 2,3-ditert-butylphenol Chemical compound CC(C)(C)C1=CC=CC(O)=C1C(C)(C)C SKDGWNHUETZZCS-UHFFFAOYSA-N 0.000 description 1
- BJELTSYBAHKXRW-UHFFFAOYSA-N 2,4,6-triallyloxy-1,3,5-triazine Chemical compound C=CCOC1=NC(OCC=C)=NC(OCC=C)=N1 BJELTSYBAHKXRW-UHFFFAOYSA-N 0.000 description 1
- IEBAOPMEYUWQPD-UHFFFAOYSA-N 2-butan-2-ylsulfanylbutane Chemical compound CCC(C)SC(C)CC IEBAOPMEYUWQPD-UHFFFAOYSA-N 0.000 description 1
- WDQMWEYDKDCEHT-UHFFFAOYSA-N 2-ethylhexyl 2-methylprop-2-enoate Chemical compound CCCCC(CC)COC(=O)C(C)=C WDQMWEYDKDCEHT-UHFFFAOYSA-N 0.000 description 1
- WOYWLLHHWAMFCB-UHFFFAOYSA-N 2-ethylhexyl acetate Chemical compound CCCCC(CC)COC(C)=O WOYWLLHHWAMFCB-UHFFFAOYSA-N 0.000 description 1
- XIMFTYYMYOBGOG-UHFFFAOYSA-N 2-hydroxy-2-(2-oxo-2-propoxyethyl)butanedioic acid Chemical compound CCCOC(=O)CC(O)(C(O)=O)CC(O)=O XIMFTYYMYOBGOG-UHFFFAOYSA-N 0.000 description 1
- OMIGHNLMNHATMP-UHFFFAOYSA-N 2-hydroxyethyl prop-2-enoate Chemical compound OCCOC(=O)C=C OMIGHNLMNHATMP-UHFFFAOYSA-N 0.000 description 1
- 125000000094 2-phenylethyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])C([H])([H])* 0.000 description 1
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 1
- FDVCQFAKOKLXGE-UHFFFAOYSA-N 216978-79-9 Chemical compound C1CC(C)(C)C2=CC(C=O)=CC3=C2N1CCC3(C)C FDVCQFAKOKLXGE-UHFFFAOYSA-N 0.000 description 1
- LNJCGNRKWOHFFV-UHFFFAOYSA-N 3-(2-hydroxyethylsulfanyl)propanenitrile Chemical compound OCCSCCC#N LNJCGNRKWOHFFV-UHFFFAOYSA-N 0.000 description 1
- OFNISBHGPNMTMS-UHFFFAOYSA-N 3-methylideneoxolane-2,5-dione Chemical compound C=C1CC(=O)OC1=O OFNISBHGPNMTMS-UHFFFAOYSA-N 0.000 description 1
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- KCMITHMNVLRGJU-CMDGGOBGSA-N Allyl cinnamate Chemical compound C=CCOC(=O)\C=C\C1=CC=CC=C1 KCMITHMNVLRGJU-CMDGGOBGSA-N 0.000 description 1
- 244000056139 Brassica cretica Species 0.000 description 1
- 235000003351 Brassica cretica Nutrition 0.000 description 1
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- NDKYEUQMPZIGFN-UHFFFAOYSA-N Butyl dodecanoate Chemical compound CCCCCCCCCCCC(=O)OCCCC NDKYEUQMPZIGFN-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
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- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
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- C08L33/04—Homopolymers or copolymers of esters
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- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0001—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor characterised by the choice of material
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
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- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/14—Methyl esters, e.g. methyl (meth)acrylate
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- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F222/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical and containing at least one other carboxyl radical in the molecule; Salts, anhydrides, esters, amides, imides, or nitriles thereof
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- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F222/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical and containing at least one other carboxyl radical in the molecule; Salts, anhydrides, esters, amides, imides, or nitriles thereof
- C08F222/10—Esters
- C08F222/1006—Esters of polyhydric alcohols or polyhydric phenols
- C08F222/102—Esters of polyhydric alcohols or polyhydric phenols of dialcohols, e.g. ethylene glycol di(meth)acrylate or 1,4-butanediol dimethacrylate
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- C—CHEMISTRY; METALLURGY
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2202/00—Materials and properties
- G02F2202/02—Materials and properties organic material
- G02F2202/022—Materials and properties organic material polymeric
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- Optics & Photonics (AREA)
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- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Light Guides In General And Applications Therefor (AREA)
Description
201116573 六、發明說明: 【發明所屬之技術領域】 本發明係關於可作爲用以藉由,例如,射出模塑 造光導板之模塑材料的甲基丙烯酸系樹脂組成物,及 途和應用。 【先前技術】 由於甲基丙烯酸系樹脂具有良好透光性,所以它 被用作爲模塑材料以製造光導板。此光導板通常藉射 塑法製造。關於用以藉前述射出模塑法以製造光學元 如光導板)的模塑材料,已報導各式各樣的甲基丙烯 樹脂組成物(請參考 JP 08-269291 A、JP 08-302145 A 08-253650 A、JP 08-280746 A和 JP 2006-298966 A)。 【發明內容】 發明總論. 技術問題 但是,光導板,例如,用於膝上型個人電腦的液 示器、監視器等之各式各樣類型的背光單元的組件, 會長時間處於高溫下。這些情況中,需要耐熱性高的 板。但是,前述之慣用的甲基丙烯酸系樹脂組成物無 造耐熱性高至令人滿意的光導板。 因此,本發明的目的係提供能夠製造具有良好耐 的光導板之甲基丙烯酸系樹脂組成物’及其用途和應戶 而製 其用
們常 出模 件( 酸系 、JP 晶顯 有時 光導 法製 熱性 -5- 201116573 解決問題的方式 欲解決前述問題,本發明者致力於硏究。結果發現一 種樹脂組成物,其包含由包含甲基丙烯酸甲酯和丙烯酸酯 之單體組份聚合而得的共聚物,其中甲基丙烯酸甲酯的含 量比不低於某些値,且對比黏度和MFR分別在某些範圍內 ,而該組成物可藉,例如,射出模塑,製造耐熱性高的光 導板,並藉此而完成本發明。 即,本發明具有下列構成。 (1)—種用於光導板的甲基丙烯酸系樹脂組成物, 其特徵在於該甲基丙烯酸系樹脂組成物包含由包含甲基丙 烯酸甲酯和丙烯酸酯之單體組份聚合而得的共聚物,其中 甲基丙烯酸甲酯的含量比是至少97重量%;和以在氯仿中 濃度爲0.5克/ 50毫升的溶液於25 °C測得之對比黏度是 0.46-0.55分升/克,且在37.3牛頓荷重下於23 0 °C測得的 MFR是至少8克/10分鐘。 (2 )根據前述(1 )之甲基丙烯酸系樹脂組成物,其 中該單體組份中之丙烯酸酯的含量比是至少〇· 1重量%。 (3) 根據前述(1)或(2)之甲基丙烯酸系樹脂組 成物,其中該單體組份包含0.02-0.3重量%之具有至少兩個 自由基可聚合的雙鍵之多官能性單體。 (4) 根據前述(1)至(3)中任一者之甲基丙烯酸 系樹脂組成物’其中該單體組份之聚合反應係藉整體聚合 反應進行。 (5) 根據前述(1)至(4)中任一者之甲基丙烯酸 -6- 201116573 系樹脂組成物,其包含以甲基丙烯酸系樹脂組成物總量計 爲0.0 1 -1 . 0重量%脫模劑。 (6) 根據前述(1)至(5)中任一·者之甲基丙稀酸 系樹脂組成物,其包含熱安定劑。 (7) 根據前述(1)至(6)中任一者之甲基丙烯酸 系樹脂組成物,其被用於射出模塑。 (8) —種根據前述(1)至(7)中任一者之甲基丙 烯酸系樹脂組成物之用於射出模塑以得到光導板的用途。 (9) —種光導板,其係自根據前述(1)至(7)中 任一者之甲基丙烯酸系樹脂組成物藉射出模塑而製得。 本發明之優點 根據本發明之甲基丙烯酸系樹脂組成物,得到下列效 果:可製造耐熱性高的光導板。 發明體系之詳細說明 (甲基丙烯酸系樹脂組成物) 本發明之甲基丙烯酸系樹脂組成物包含由包含甲基丙 烯酸甲酯和丙烯酸酯之單體組份聚合而得的共聚物,其中 甲基丙烯酸甲酯的含量比是至少97重量%。更特定言之, 形成前述共聚物之單體組份須包含甲基丙烯酸甲酯(a) 和丙烯酸酯(b),且另可包含能夠與甲基丙烯酸甲酯或 丙烯酸酯共聚合的單體(c)。 前述單體組份中,甲基丙烯酸甲酯(a)的含量比至 201116573 少97重量%,較佳97-99.9重量%,且更佳97-99.5重量。 亦在單體組份中,丙烯酸酯(b )的含量比至多3重量%, 較佳不低於〇.1重量%,且更佳不低於〇.5重量%。若丙烯酸 酯(b )的含量比超過3重量%,則所得模塑物件(光導板 )的耐熱性無法充分提高。 前述丙烯酸酯(b )的例子可爲能夠降低所得共聚物 之玻璃轉變溫度的丙烯酸酯。更特定言之,其例子爲丙烯 酸甲酯、丙烯酸乙酯、丙烯酸丙酯、丙烯酸正丁酯、丙烯 酸二級丁酯、丙烯酸三級丁酯、丙烯酸環己酯、丙烯酸苄 酯' 丙烯酸2-乙基己酯、丙烯酸2-羥乙酯、丙烯酸環戊二 烯酯等。其中,較佳者爲丙烯酸甲酯和丙烯酸乙酯。前述 丙烯酸酯(b)中,可以使用其中的一種或超過一種。 關於能夠與甲基丙烯酸酯或丙烯酸酯共聚合的前述單 體(c ),沒有特定限制,但例子可爲具有一個自由基可 聚合的雙鍵之單官能性單體和具有至少兩個自由基可聚合 的雙鍵之多官能性單體。更特定言之,具有一個自由基可 聚合的雙鍵之單官能性單體的例子是甲基丙烯酸酯,如甲 基丙烯酸乙酯、甲基丙烯酸丙酯、甲基丙烯酸正丁酯、甲 基丙烯酸二級丁酯、甲基丙烯酸三級丁酯、甲基丙烯酸2-乙基己酯、甲基丙烯酸環己酯、甲基丙烯酸苄酯、甲基丙 烯酸環戊二烯酯;其不飽和羧酸或羧酸酐,如丙烯酸、甲 基丙烯酸、順丁烯二酸、亞甲基丁二酸、順丁烯二酸酐、 亞甲基丁二酸酐·,含氮單體’如丙烯醯胺、甲基丙烯醯胺 '丙烯腈、甲基丙烯腈;以苯乙烯爲基礎的單體,如苯乙 ~ 8 - 201116573 烯、α -甲基苯乙烯;等。具有至少兩個自由基可聚合的 雙鍵之多官能性單體的例子是二醇的不飽和羧酸二酯,例 如乙二醇二甲基丙烯酸酯、丁二醇二甲基丙二酸酯:不飽 和羧酸的烯酯,例如丙烯酸烯丙酯、甲基丙烯酸烯丙酯、 肉桂酸烯丙酯;多元酸的多烯酯,例如酞酸二烯丙酯、順 丁烯二酸二烯丙酯、氰尿酸三烯丙酯、異氰尿酸三烯丙酯 :多元醇的不飽和羧酸酯,如三羥甲基丙烷三丙烯酸酯; 二乙烯基苯;等。可以使用其中的一種或超過一種作爲前 述單體(C)。 該單體組份較佳包含在前文關於單體(C )中所述之 具有至少兩個自由基可聚合的雙鍵之多官能性單體。藉由 在其中摻入此多官能性單體,可提高樹脂組成物的MFR且 可改良射出模塑的模具塡充性質。當單體組份包含多官能 性單體時,多官能性單體在單體組份中的含量比通常是 0.02-0.3重量%,且較佳0.05-0.1重量%。若多官能性單體 的含量比過小,則MFR無法充分提高。另一方面,若多官 能性單體的含量比過高,則所得模塑物件(光導板)的機 械強度會降低。 較佳體系中,單體組份由97重量%或更高的甲基丙烯 酸甲酯、2.98重量%或更低的丙烯酸酯、和0.02-0.3重量% 之具有至少兩個自由基可聚合的雙鍵之多官能性單體所組 成。 未限制用以聚合該單體組份之聚合法;且可以使用此 技術中已知的任何聚合法,例如,懸浮聚合法、溶液聚合 201116573 法、整體聚合法等。其中’整體聚合法較佳。整體聚合反 應的進行方式可以爲’例如’連續供應單體組份、聚合引 發劑等至反應器中,同時連續自其中取出在反應器停留指 定時間之後得到之部分聚合的材料,如此可以得到高產量 的聚合物。 未限制令單體組份聚合所用的聚合引發劑,可以使用 此技術已知的任何自由基聚合引發劑,例如,偶氮化合物 (如偶氮雙異丁腈)、過氧化物(如1,1-二(三級丁基過 氧基)環己院)等。可以使用其中的一種或超過一種作爲 聚合引發劑。 有需要時,可以使用鏈轉移劑以聚合單體組份。未限 制鏈轉移劑,但其較佳實例係硫醇,如正丁硫醇、正辛硫 醇、+正十二基硫醇、毓乙酸2-乙基己酯等。可以使用其中 的一種或超過一種作爲鏈轉移劑。 例如,視所使用之自由基聚合引發劑的種類和用量, 適當地調整令單體組份共聚合的聚合溫度,但通常是100 °C -200t,且較佳是120°C -180°C^若聚合溫度過高,則由 於所得共聚物的間規性降低,因此所得模塑物件(光導板 )的耐熱性不足以維持其形狀。 本發明之甲基丙烯酸系樹脂組成物除了前述共聚物以 外,較佳亦包含以甲基丙烯酸系樹脂組成物總量計爲0.01-1 .〇重量%脫模劑。更佳地,脫模劑的含量比係以甲基丙烯 酸系樹脂組成物總量計爲0.05-0.5重量%。當藉射出模塑得 到模塑物件並自模具脫出時,此改良脫模性° -10- 201116573 關於前述脫模劑,沒有限制存在,但其例子爲高碳脂 肪酸酯、高碳脂肪醇、高碳脂肪酸、高碳脂肪酸醯胺、高 碳脂肪酸金屬鹽等。可以使用其中的一種或超過一種作爲 脫模劑。 作爲前述高碳脂肪酸酯,更特定言之,例子爲飽和脂 肪酸烷酯,例如月桂酸甲酯、月桂酸乙酯、月桂酸丙酯、 月桂酸丁酯、月桂酸辛酯、棕櫚酸甲酯、棕櫚酸乙酯、棕 櫚酸丙酯、棕櫚酸丁酯、棕櫚酸辛酯、硬脂酸甲酯、硬脂 酸乙酯、硬脂酸丙酯、硬脂酸丁酯、硬脂酸辛酯、硬脂酸 硬脂酯、肉豆蔻酸肉豆蔻酯、山嵛酸甲酯、山窬酸乙酯、 山嵛酸丙酯、山窬酸丁酯、山窬酸辛酯;不飽和脂肪酸烷 酯,例如油酸甲酯、油酸乙酯、油酸丙酯、油酸丁酯、油 酸辛酯、亞麻油酸甲酯、亞麻油酸乙酯、亞麻油酸丙酯、 亞麻油酸丁酯、亞麻油酸辛酯:飽和脂肪酸甘油酯,例如 甘油單月桂酸酯、甘油二月桂酸酯、甘油三月桂酸酯、甘 油單棕櫚酸酯、甘油二棕櫚酸酯、甘油三棕櫚酸酯、甘油 單硬脂酸酯、甘油二硬脂酸酯、甘油三硬脂酸酯、甘油單 山嵛酸酯、甘油二山蓊酸酯、甘油三山菡酸酯;不飽和脂 肪酸甘油酯,例如甘油單油酸酯、甘油二油酸酯、甘油三 油酸酯、甘油單亞麻油酸酯、甘油二亞麻油酸酯、甘油三 亞麻油酸酯;等。其中,較佳者係硬脂酸甲酯、硬脂酸乙 酯、硬脂酸丁酯、硬脂酸辛酯、甘油單硬脂酸酯、甘油二 硬脂酸酯、甘油三硬脂酸酯之類。 作爲前述高碳脂肪醇,更特定言之,例子係飽和脂肪 -11 - 201116573 (或脂族)醇,例如月桂醇、棕櫚醇、硬脂醇、異硬脂醇 、山嵛醇、肉豆蔻醇、鯨蠟醇;不飽和脂肪(或脂族)醇 ’例如油醇、亞麻醇;等。其中,較佳者爲硬脂醇。 作爲前述高碳脂肪酸,更特定言之,例子係飽和脂肪 酸,例如己酸、辛酸、癸酸、月桂酸、肉豆蔻酸、棕櫚酸 、硬脂酸、花生酸、山嵛酸 '二十四酸、12 -羥基十八酸 :不飽和脂肪酸,例如棕櫚油酸、油酸、亞麻油酸、次亞 麻油酸、鯨蠟油酸、芥子酸、蓖麻油酸;等。 作爲前述高碳脂肪酸醯胺,更特定言之,例子是飽和 脂肪酸醯胺,例如月桂醯胺、棕櫚醯胺、硬脂醯胺、山窬 醯胺;不飽和脂肪酸醯胺,例如油醯胺、亞麻油醯胺、芥 子醯胺;醯胺類,例如伸乙基-雙-月桂醯胺、伸乙基-雙-棕櫚醯胺、伸乙基-雙-硬脂醯胺、N-油基硬脂醯胺;等。 其中,較佳者是硬脂醯胺和伸乙基-雙-硬脂醯胺。 作爲前述高碳脂肪酸金屬鹽,例子爲前述高碳脂肪酸 的鈉鹽、鉀鹽、鈣鹽和鋇鹽等。 除了前述共聚物以外,本發明之甲基丙烯酸系樹脂組 成物亦包含熱安定劑用以抑制共聚物的熱分解反應。更佳 地,相對於甲基丙烯酸系樹脂組成物總量,熱安定劑的含 量比是1 -2 000重量ppm。當本發明之甲基丙烯酸系樹脂組 成物進行射出模塑,以將其模塑成所欲的光導板時,有時 將模塑溫度設定於較高溫度以提高模塑效能,並在這些情 況中添加熱安定劑有助於此效能。 至於熱安定劑,沒有特定限制存在,但例子爲磷熱安 -12- 201116573 定劑和有機硫醚化合物。其中,較佳者係有機硫醚化 。可以使用其中的一種或超過一種作爲熱安定劑。 前述磷安定劑的例子爲亞磷酸參(2,4-二-三級丁 基)酯、2-[[2,4,8,10 -肆(1,卜二甲基乙基)二苯並 [1,3,2]二氧磷雜環庚院(dioxaphosphepine)-6-基]氧 Ν,Ν-雙[2-[[2,4,8,10-肆(1,1-二甲基乙基)二苯並 [1,3,2]二氧磷雜環庚烷-6-基]-乙基]乙胺、亞磷酸二 十三烷酯、亞磷酸三苯酯、亞磷酸(2,2-伸甲基雙( 二-三級丁基苯酚基)辛基)酯、二亞磷酸雙(2,6-二 級丁基-4_甲基苯基)酯季戊四醇酯等。其中,較佳者 磷酸(2,2-伸甲基雙(4,6-二-三級丁基苯酚基)辛基 〇 前述有機硫醚化合物的例子係二甲硫醚、二乙硫 二正丙硫醚、二正丁硫醚、二-二級丁基硫醚、二-三 基硫醚、二-三級戊基硫醚、二環己硫醚、二-三級辛 醚、二-正十二基硫醚、二-三級十二基硫醚等。其中 三級烷基硫醚較佳,且二-三級-十二基硫醚更佳。 除了前述共聚物、脫模劑和熱安定劑以外,有需 ,本發明之甲基丙烯酸系樹脂組成物可包含各式各樣 加劑,例如紫外光吸收劑、光擴散劑、抗氧化劑、抗 劑等,只要本發明不會損失其效果即可。 當本發明之甲基丙烯酸系樹脂組成物包含脫模劑 安定劑或各式各樣的添加劑(其於下文中統稱爲“添丈 )時,這些添加劑的摻入方法爲,例如,方法(I ) 合物 基苯 [d,f] 基]. [d,f] 苯酯 4,6- 係亞 )酯 醚、 級丁 基硫 ,· 要時 的添 靜電 、熱 口劑” ,其 -13- 201116573 中自單體組份之聚合反應得到的共聚物與添加劑彼此混合 ’同時在單螺桿擠壓機或雙螺桿擠壓機中加熱,即,熔融 混合;方法(II),其中單體組份和添加劑彼此混合,所 得混合物進行聚合反應以得到與添加物成整體的共聚物; 方法(III),其中添加劑黏著至前述(I)中描述之聚合 物製成的粒或珠表面,添加劑與共聚物在模塑時混合。 本發明之甲基丙嫌酸系樹脂組成物以在氯仿中濃度爲 0.5克/ 50毫升的溶液於25 °c測得之對比黏度是0.46-0.55 分升/克。此對比黏度較佳爲0.47-0.51分升/克,更佳爲 0.47-0.50分升/克。若對比黏度低於0.46分升/克,則所 得模塑物件(光導板)的耐熱性無法充分提高。另一方面 ’若對比黏度高於0.55分升/克,則用於射出模塑的模具 塡充性質變差。藉由調整單體組份之聚合反應所用鏈轉移 劑的量,能夠將對比黏度調整在前述範圍內。更特定言之 ’可以藉由提高鏈轉移劑的量而降低對比黏度。 本發明之甲基丙烯酸系樹脂組成物在3 7.3牛頓荷重下 於230°C測得的MFR是至少8克/10分鐘,此用以確保射出 模塑的模具塡充性。此MFR較佳爲8-1 2克/ 10分鐘,且更 佳爲8-1 1克/ 10分鐘。由於MFR取決於對比黏度、單體組 份之組成(丙烯酸酯與多官能性單體的含量比)、和令單 體組份聚合的聚合溫度,所以,可以藉由,例如,在某些 聚合溫度調整對比黏度和單體組份的組成,使得MFR在前 述範圍內。更特定言之,藉由降低對比黏度,或藉由提高 單體組份中之丙烯酸酯的含量比,或藉由提高單體組份中 -14- 201116573 之多官能性單體的含量比,而提高於某些聚合溫度之MFR 〇 前文描述之本發明之甲基丙烯酸系樹脂組成物可用作 爲製造要求耐熱性的光導板之模塑材料,且較佳尤其用作 爲進行射出模塑的模塑材料。 本發明之光導板係藉由令前述本發明之甲基丙烯酸系 樹脂組成物進行射出模塑而得。更詳細言之,本發明之光 導板係使用本發明之甲基丙烯酸系樹脂組成物作爲模塑材 料,以此模塑材料以熔融態(藉射出)塡充模具,冷卻, 然後模塑物件自模具脫出而得。更特定言之,光導板之製 法可以是,例如,自進料斗供應本發明之甲基丙烯酸系樹 脂組成物,將螺桿旋轉後縮,樹脂組成物計量引至壓缸中 ,此樹脂組成物熔合,對熔合的樹脂組成物施壓以塡充模 具,維持一段時間直到模具充分冷卻,然後開啓模具以脫 出模塑物件。至於製備本發明之光導板的各式各樣條件( 如模塑材料的熔合溫度,模塑材料注入模具時的模具溫度 ,樹脂組成物塡充模具之後所維持的壓力等),它們可經 適當地設定且無特定限制。 【實施方式】 藉下列實例更詳細地解釋本發明,但本發明不限於下 列實例。 實例中得到的樹脂組成物的各性質之測定及樹脂組成 物之評估如下。 -15- 201116573 <對比黏度> 按照ISO 1 62 8-6,0.5克的各樣品溶於50毫升氯仿中, 使用Ostwald黏度計,於25t測定其黏度。 <MFR> 按照】13-1<:7210,在37.3牛頓荷重下於23 0 °(:測定,且 測得的値轉化成每1 〇分鐘的値。 <耐熱性(Vicat軟化溫度)> 按照JIS-K7 2 06 ( B50方法),使用熱扭曲試驗機( 148-6系列類型,YASUDA SEIKI SEISAKUSHO,LTD.)測 定Vicat軟化溫度。Vicat軟化溫度越高,耐熱性越佳。 (實例1 ) 配備攪拌器的聚合反應器分別及連續供以98重量份甲 基丙烯酸甲酯(下文中縮寫爲“MMA”)、2重量份丙烯酸 甲酯(下文中縮寫爲“MA”)和0.1重量份乙二醇二甲基丙 烯酸酯(下文中縮寫爲“EG DM”)之混合物(單體組份) ;〇.〇2重量份1,1_二(三級丁基過氧基)環己烷作爲聚合 引發劑:0.3 5重量份正辛基硫醇作爲鏈轉移劑;相對於最 終得到的樹脂組成物總量用量對應約1 0重量ppm之二-三級 十二基硫醚作爲熱安定劑。聚合反應於1 7 5 t進行,平均 停留時間爲40分鐘。然後,自聚合反應器取出的反應流體 (部分共聚合的材料)轉移至脫揮發擠壓機。藉蒸發回收 未反應的單體組份的同時,將甘油單硬脂酸酯(相對於最 終得到的樹脂組成物總量,其用量對應約〇 · 1重量% ( 〇 . i -16- 201116573 重量份))和硬脂酸甲酯(相對於最終得到的樹脂組成物 總量’其用量對應約0.0 3重量% ( 0 · 0 3重量份))加至其 中作爲脫模劑。材料經充分混合之後,將之塑型以得到粒 狀形式的甲基丙烯酸系樹脂組成物。 所得甲基丙烯酸系樹脂組成物的對比黏度和MFR示於 表1。藉Vi cat軟化溫度評估此樹脂組成物的耐熱性,其結 果亦示於表1。 (比較例1 ) 以類似於實例1的程序,但將實例1中的MMA量改爲95 重量份;Μ A量改爲5重量份;作爲鏈轉移劑的正辛基硫醇 的量自0.35重量份改爲0.30重量份,得到粒狀形式的甲基 丙烯酸系樹脂組成物。 所得甲基丙烯酸系樹脂組成物的對比黏度和MFR示於 表1。藉Vicat軟化溫度評估此樹脂組成物的耐熱性,其結 果亦不於表1。 (比較例2 ) 以類似於實例1的程序’但將實例1中的Μ Μ A量改爲9 5 重量份;ΜΑ量改爲5重量份;作爲鏈轉移劑的正辛基硫醇 的量自0.3 5重量份改爲〇 . 2 〇重量份;且省略作爲脫模劑的 甘油單硬脂酸酯和硬脂酸甲酯,且取而代之地,使用硬脂 醇作爲脫模劑,相對於最終得到的樹脂組成物總量,其用 量對應約0.1重量% ( 〇. 1重量份)’得到粒狀形式的甲基 -17- 201116573 丙烯酸系樹脂組成物。 所得甲基丙烯酸系樹脂組成物的對比黏度和MFR示於 表1。藉Vicat軟化溫度評估此樹脂組成物的耐熱性,其結 果亦示於表1。 (比較例3 ) 以類似於實例1的程序,但將實例1中的MMA量改爲95 重量份:Μ A量改爲5重量份;作爲鏈轉移劑的正辛基硫醇 的量自0.35重量份改爲0.40重量份,得到粒狀形式的甲基 丙烯酸系樹脂組成物。 所得甲基丙烯酸系樹脂組成物的對比黏度和MFR示於 表1。藉Vicat軟化溫度評估此樹脂組成物的耐熱性,其結 果亦示於表1。 表1 實例1 比較例1 比較例2 比較例3 單體組份 MMA 重量份 98 95 95 95 MA 重量份 2 5 5 5 EGDM 重量份 0.1 0.1 0 0.1 聚合引發劑 重量份 0.02 0.02 0.02 0.02 鏈轉移劑 重量份 0.35 0.30 0.20 0.40 脫模劑 甘油單硬脂酸酯 重量份 0.1 0.1 0 0.1 硬脂酸甲酯 重量份 0.03 0.03 0 0.03 硬脂醇 重量份 0 0 0.1 0 對比黏度 分升/克 0.50 0.56 0.63 0.45 MFR 克/10分鐘 10 10 5 25 Vica嗽化溫度 °c 110 104 106 100 -18- 201116573 本申請案主張2009年6月9日申請之標題爲“METHACRYLIC RESIN COMPOSITION”的日本專利申請案第 2009- 1 3 8 5 7 1 號之權利。茲將該案全文以引用方式納入本文中。 19-
Claims (1)
- 201116573 七、申請專利範圍: 1· 一種用於光導板的甲基丙烯酸系樹脂組成物,其特 徵在於該甲基丙烯酸系樹脂組成物包含由包含甲基丙嫌酸 甲酯和丙烯酸酯之單體組份聚合而得的共聚物,其中甲基 丙烯酸甲酯的含量比是至少97重量% :和 以在氯仿中濃度爲0.5克/ 50毫升的溶液於25 °C測得 之對比黏度是0.46-0.55分升/克,且在37.3牛頓荷重下於 23 0°C測得的MFR是至少8克/ 10分鐘。 2 .如申請專利範圍第1項之甲基丙烯酸系樹脂組成物 ,其中該單體組份中之丙烯酸酯的含量比是至少0.1重量% 〇 3 ·如申請專利範圍第1或2項之甲基丙烯酸系樹脂組成 物,其中該單體組份包含0.02-0.3重量%之具有至少兩個自 由基可聚合的雙鍵之多官能性單體。 4·如申請專利範圍第1至3項中任一項之甲基丙烯酸系 樹脂組成物’其中該單體組份之聚合反應係藉整體聚合反 應進行。 5. 如申請專利範圍第1至4項中任一項之甲基丙烯酸系 樹脂組成物’其包含以甲基丙烯酸系樹脂組成物總量計爲 0.01-1 ·0重量%脫模劑。 6. 如申請專利範圍第1至5項中任一項之甲基丙烯酸系 樹脂組成物,其包含熱安定劑。 7. 如申請專利範圍第1至6項中任一項之甲基丙烯酸系 樹脂組成物,其被用於射出模塑。 -20- 201116573 8 . —種如申請專利範圍第1至7項中任一項之甲基丙烯 酸系樹脂組成物之用於射出模塑以得到光導板的用途。 9.一種光導板,其係自如申請專利範圍第1至7項中任 一項之甲基丙烯酸系樹脂組成物藉射出模塑而製得。 -21 - 201116573 四、指定代表圖: (一) 本案指定代表圖為:無。 (二) 本代表圖之元件符號簡單說明 201116573 五 本案若有化學式時,請揭示最能顯示發明特徵的化學 式:無
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