JP7059397B2 - アクリル系共重合体組成物、その製造方法、およびアクリル系ゴム組成物 - Google Patents
アクリル系共重合体組成物、その製造方法、およびアクリル系ゴム組成物 Download PDFInfo
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- JP7059397B2 JP7059397B2 JP2020558909A JP2020558909A JP7059397B2 JP 7059397 B2 JP7059397 B2 JP 7059397B2 JP 2020558909 A JP2020558909 A JP 2020558909A JP 2020558909 A JP2020558909 A JP 2020558909A JP 7059397 B2 JP7059397 B2 JP 7059397B2
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- 239000000203 mixture Substances 0.000 title claims description 100
- 238000004519 manufacturing process Methods 0.000 title claims description 27
- 229920000058 polyacrylate Polymers 0.000 title description 24
- 229920000800 acrylic rubber Polymers 0.000 title description 22
- 239000000178 monomer Substances 0.000 claims description 91
- -1 (meth) acrylic acid alkoxyalkyl ester Chemical class 0.000 claims description 47
- 238000006116 polymerization reaction Methods 0.000 claims description 33
- 238000002156 mixing Methods 0.000 claims description 16
- 229920000642 polymer Polymers 0.000 claims description 7
- 230000000379 polymerizing effect Effects 0.000 claims description 6
- 229910052736 halogen Inorganic materials 0.000 claims description 5
- 150000002367 halogens Chemical class 0.000 claims description 5
- 125000003700 epoxy group Chemical group 0.000 claims description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 40
- 238000000034 method Methods 0.000 description 21
- 239000003995 emulsifying agent Substances 0.000 description 10
- 230000008569 process Effects 0.000 description 10
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 9
- 229920001971 elastomer Polymers 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000004132 cross linking Methods 0.000 description 6
- 230000002708 enhancing effect Effects 0.000 description 6
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- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 5
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 5
- 238000003795 desorption Methods 0.000 description 5
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 5
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- 239000003505 polymerization initiator Substances 0.000 description 5
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- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 description 4
- 230000002776 aggregation Effects 0.000 description 4
- 238000004220 aggregation Methods 0.000 description 4
- 229920001577 copolymer Polymers 0.000 description 4
- XJELOQYISYPGDX-UHFFFAOYSA-N ethenyl 2-chloroacetate Chemical compound ClCC(=O)OC=C XJELOQYISYPGDX-UHFFFAOYSA-N 0.000 description 4
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- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 4
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 4
- 235000019333 sodium laurylsulphate Nutrition 0.000 description 4
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- 238000012360 testing method Methods 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 3
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- 239000000654 additive Substances 0.000 description 3
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- 150000001875 compounds Chemical class 0.000 description 3
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- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 3
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- 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
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- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
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- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- 241000209094 Oryza Species 0.000 description 2
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- 235000021355 Stearic acid Nutrition 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
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- 125000005907 alkyl ester group Chemical group 0.000 description 2
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 2
- 230000003078 antioxidant effect Effects 0.000 description 2
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- IPCSVZSSVZVIGE-UHFFFAOYSA-N hexadecanoic acid Chemical compound CCCCCCCCCCCCCCCC(O)=O IPCSVZSSVZVIGE-UHFFFAOYSA-N 0.000 description 2
- QUPCNWFFTANZPX-UHFFFAOYSA-N hydrogen peroxide;1-methyl-4-propan-2-ylcyclohexane Chemical compound OO.CC(C)C1CCC(C)CC1 QUPCNWFFTANZPX-UHFFFAOYSA-N 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 2
- 125000001972 isopentyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])C([H])([H])* 0.000 description 2
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000003607 modifier Substances 0.000 description 2
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
- 125000001280 n-hexyl group Chemical group C(CCCCC)* 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
- 150000001451 organic peroxides Chemical class 0.000 description 2
- 150000002978 peroxides Chemical class 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- XWGJFPHUCFXLBL-UHFFFAOYSA-M rongalite Chemical compound [Na+].OCS([O-])=O XWGJFPHUCFXLBL-UHFFFAOYSA-M 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000008117 stearic acid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 1
- AYMDJPGTQFHDSA-UHFFFAOYSA-N 1-(2-ethenoxyethoxy)-2-ethoxyethane Chemical compound CCOCCOCCOC=C AYMDJPGTQFHDSA-UHFFFAOYSA-N 0.000 description 1
- SLBOQBILGNEPEB-UHFFFAOYSA-N 1-chloroprop-2-enylbenzene Chemical compound C=CC(Cl)C1=CC=CC=C1 SLBOQBILGNEPEB-UHFFFAOYSA-N 0.000 description 1
- YAJYJWXEWKRTPO-UHFFFAOYSA-N 2,3,3,4,4,5-hexamethylhexane-2-thiol Chemical compound CC(C)C(C)(C)C(C)(C)C(C)(C)S YAJYJWXEWKRTPO-UHFFFAOYSA-N 0.000 description 1
- LCPVQAHEFVXVKT-UHFFFAOYSA-N 2-(2,4-difluorophenoxy)pyridin-3-amine Chemical compound NC1=CC=CN=C1OC1=CC=C(F)C=C1F LCPVQAHEFVXVKT-UHFFFAOYSA-N 0.000 description 1
- STMDPCBYJCIZOD-UHFFFAOYSA-N 2-(2,4-dinitroanilino)-4-methylpentanoic acid Chemical compound CC(C)CC(C(O)=O)NC1=CC=C([N+]([O-])=O)C=C1[N+]([O-])=O STMDPCBYJCIZOD-UHFFFAOYSA-N 0.000 description 1
- VBZBISQOWJYWCC-UHFFFAOYSA-N 2-(2-carboxypropan-2-yldiazenyl)-2-methylpropanoic acid Chemical compound OC(=O)C(C)(C)N=NC(C)(C)C(O)=O VBZBISQOWJYWCC-UHFFFAOYSA-N 0.000 description 1
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- JJRUAPNVLBABCN-UHFFFAOYSA-N 2-(ethenoxymethyl)oxirane Chemical compound C=COCC1CO1 JJRUAPNVLBABCN-UHFFFAOYSA-N 0.000 description 1
- MOHWAVZPWLAXEQ-UHFFFAOYSA-N 2-bromo-2-ethylbut-3-enoic acid Chemical compound CCC(C=C)(C(=O)O)Br MOHWAVZPWLAXEQ-UHFFFAOYSA-N 0.000 description 1
- CDZAAIHWZYWBSS-UHFFFAOYSA-N 2-bromoethyl prop-2-enoate Chemical compound BrCCOC(=O)C=C CDZAAIHWZYWBSS-UHFFFAOYSA-N 0.000 description 1
- QKSWPDOEEBUGQC-UHFFFAOYSA-N 2-chloro-2-methylbut-3-enoic acid Chemical compound C=CC(Cl)(C)C(O)=O QKSWPDOEEBUGQC-UHFFFAOYSA-N 0.000 description 1
- ANDFBWZRHXABFY-UHFFFAOYSA-N 2-chloro-4-methylbicyclo[2.2.1]hept-5-ene Chemical compound C1C(Cl)C2C=CC1(C)C2 ANDFBWZRHXABFY-UHFFFAOYSA-N 0.000 description 1
- GPOGMJLHWQHEGF-UHFFFAOYSA-N 2-chloroethyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OCCCl GPOGMJLHWQHEGF-UHFFFAOYSA-N 0.000 description 1
- WHBAYNMEIXUTJV-UHFFFAOYSA-N 2-chloroethyl prop-2-enoate Chemical compound ClCCOC(=O)C=C WHBAYNMEIXUTJV-UHFFFAOYSA-N 0.000 description 1
- LLBXAYYHEGEQCL-UHFFFAOYSA-N 2-iodoethyl prop-2-enoate Chemical compound ICCOC(=O)C=C LLBXAYYHEGEQCL-UHFFFAOYSA-N 0.000 description 1
- 125000004200 2-methoxyethyl group Chemical group [H]C([H])([H])OC([H])([H])C([H])([H])* 0.000 description 1
- TVWBTVJBDFTVOW-UHFFFAOYSA-N 2-methyl-1-(2-methylpropylperoxy)propane Chemical class CC(C)COOCC(C)C TVWBTVJBDFTVOW-UHFFFAOYSA-N 0.000 description 1
- BIISIZOQPWZPPS-UHFFFAOYSA-N 2-tert-butylperoxypropan-2-ylbenzene Chemical class CC(C)(C)OOC(C)(C)C1=CC=CC=C1 BIISIZOQPWZPPS-UHFFFAOYSA-N 0.000 description 1
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 1
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- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical class C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 1
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- 125000005745 ethoxymethyl group Chemical group [H]C([H])([H])C([H])([H])OC([H])([H])* 0.000 description 1
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- 229930195729 fatty acid Natural products 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000000417 fungicide Substances 0.000 description 1
- 125000003055 glycidyl group Chemical group C(C1CO1)* 0.000 description 1
- VOZRXNHHFUQHIL-UHFFFAOYSA-N glycidyl methacrylate Chemical compound CC(=C)C(=O)OCC1CO1 VOZRXNHHFUQHIL-UHFFFAOYSA-N 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000002432 hydroperoxides Chemical class 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 125000004029 hydroxymethyl group Chemical group [H]OC([H])([H])* 0.000 description 1
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 1
- 239000008101 lactose Substances 0.000 description 1
- 239000004611 light stabiliser Substances 0.000 description 1
- 229960004488 linolenic acid Drugs 0.000 description 1
- KQQKGWQCNNTQJW-UHFFFAOYSA-N linolenic acid Natural products CC=CCCC=CCC=CCCCCCCCC(O)=O KQQKGWQCNNTQJW-UHFFFAOYSA-N 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 125000004184 methoxymethyl group Chemical group [H]C([H])([H])OC([H])([H])* 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- WQEPLUUGTLDZJY-UHFFFAOYSA-N n-Pentadecanoic acid Natural products CCCCCCCCCCCCCCC(O)=O WQEPLUUGTLDZJY-UHFFFAOYSA-N 0.000 description 1
- 229910017464 nitrogen compound Inorganic materials 0.000 description 1
- 150000002830 nitrogen compounds Chemical class 0.000 description 1
- ZWWQICJTBOCQLA-UHFFFAOYSA-N o-propan-2-yl (propan-2-yloxycarbothioyldisulfanyl)methanethioate Chemical compound CC(C)OC(=S)SSC(=S)OC(C)C ZWWQICJTBOCQLA-UHFFFAOYSA-N 0.000 description 1
- KZCOBXFFBQJQHH-UHFFFAOYSA-N octane-1-thiol Chemical compound CCCCCCCCS KZCOBXFFBQJQHH-UHFFFAOYSA-N 0.000 description 1
- SRSFOMHQIATOFV-UHFFFAOYSA-N octanoyl octaneperoxoate Chemical class CCCCCCCC(=O)OOC(=O)CCCCCCC SRSFOMHQIATOFV-UHFFFAOYSA-N 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- 235000021313 oleic acid Nutrition 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920002959 polymer blend Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 description 1
- VMBJJCDVORDOCF-UHFFFAOYSA-N prop-2-enyl 2-chloroacetate Chemical compound ClCC(=O)OCC=C VMBJJCDVORDOCF-UHFFFAOYSA-N 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- JVBXVOWTABLYPX-UHFFFAOYSA-L sodium dithionite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])=O JVBXVOWTABLYPX-UHFFFAOYSA-L 0.000 description 1
- 229940080264 sodium dodecylbenzenesulfonate Drugs 0.000 description 1
- CHQMHPLRPQMAMX-UHFFFAOYSA-L sodium persulfate Substances [Na+].[Na+].[O-]S(=O)(=O)OOS([O-])(=O)=O CHQMHPLRPQMAMX-UHFFFAOYSA-L 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- UNZSHUCNBUBSGW-IFNWOZJISA-M sodium;(9z,12z,15z)-octadeca-9,12,15-trienoate Chemical compound [Na+].CC\C=C/C\C=C/C\C=C/CCCCCCCC([O-])=O UNZSHUCNBUBSGW-IFNWOZJISA-M 0.000 description 1
- KKVTYAVXTDIPAP-UHFFFAOYSA-M sodium;methanesulfonate Chemical compound [Na+].CS([O-])(=O)=O KKVTYAVXTDIPAP-UHFFFAOYSA-M 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000010557 suspension polymerization reaction Methods 0.000 description 1
- CIHOLLKRGTVIJN-UHFFFAOYSA-N tert‐butyl hydroperoxide Chemical compound CC(C)(C)OO CIHOLLKRGTVIJN-UHFFFAOYSA-N 0.000 description 1
- TUNFSRHWOTWDNC-HKGQFRNVSA-N tetradecanoic acid Chemical compound CCCCCCCCCCCCC[14C](O)=O TUNFSRHWOTWDNC-HKGQFRNVSA-N 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- UEUXEKPTXMALOB-UHFFFAOYSA-J tetrasodium;2-[2-[bis(carboxylatomethyl)amino]ethyl-(carboxylatomethyl)amino]acetate Chemical compound [Na+].[Na+].[Na+].[Na+].[O-]C(=O)CN(CC([O-])=O)CCN(CC([O-])=O)CC([O-])=O UEUXEKPTXMALOB-UHFFFAOYSA-J 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
- 150000007934 α,β-unsaturated carboxylic acids Chemical class 0.000 description 1
Classifications
-
- 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
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
- C08F220/1804—C4-(meth)acrylate, e.g. butyl (meth)acrylate, isobutyl (meth)acrylate or tert-butyl (meth)acrylate
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L33/00—Compositions of homopolymers or 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 of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L33/04—Homopolymers or copolymers of esters
- C08L33/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, which oxygen atoms are present only as part of the carboxyl radical
- C08L33/062—Copolymers with monomers not covered by C08L33/06
- C08L33/066—Copolymers with monomers not covered by C08L33/06 containing -OH groups
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L33/00—Compositions of homopolymers or 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 of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L33/04—Homopolymers or copolymers of esters
- C08L33/14—Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur, or oxygen atoms in addition to the carboxy oxygen
-
- 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
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
-
- 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
- C08F220/10—Esters
- C08F220/26—Esters containing oxygen in addition to the carboxy oxygen
- C08F220/28—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety
- C08F220/281—Esters containing oxygen in addition to the carboxy oxygen containing no aromatic rings in the alcohol moiety and containing only one oxygen, e.g. furfuryl (meth)acrylate or 2-methoxyethyl (meth)acrylate
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- C08L33/04—Homopolymers or copolymers of esters
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Description
1)第1アクリル系共重合体の製造
ブチルアクリレート33重量部、エチルアクリレート49重量部、2-ヒドロキシプロピルメタクリレート3.5重量部、および2-メトキシエチルアクリレート14.5重量部を混合して単量体混合物を得た。上記で得られた単量体混合物を重合反応器に投入し、前記単量体混合物100重量部に対して、イオン交換水300重量部、乳化剤(ソジウムラウリルサルフェート)2.5重量部、および重合開始剤(p-メンタンヒドロペルオキシド)0.05重量部を添加した後、10℃の温度で重合を開始した。次に重合転換率が90%に達した時に重合を停止させた後、凝集する過程を経てラテックス状の第1アクリル系共重合体(固形分濃度26重量%)を得た。
ブチルアクリレート32重量部、エチルアクリレート50重量部、2-メトキシエチルアクリレート14.5重量部、およびビニルクロロアセテート3.5重量部を混合して単量体混合物を得た。上記で得られた単量体混合物を重合反応器に投入し、前記単量体混合物100重量部に対して、イオン交換水412重量部、乳化剤(ソジウムラウリルサルフェート)3重量部、重合開始剤(クメンヒドロペルオキシド)0.02重量部を入れた後、30℃の温度で重合を開始した。次に重合転換率が90%に達した時に重合を停止させた後、凝集する過程を経てラテックス状の第2アクリル系共重合体(固形分濃度25重量%)を得た。
上記で製造された第1アクリル系共重合体と第2アクリル系共重合体を1:1の重量比でミキサに投入した後、300rpmで、55℃で30分間撹拌させてラテックス状の混合物(アクリル系共重合体組成物)を製造した。次に、前記混合物100重量部と、前記混合物100重量部に対してステアリン酸1.0重量部、酸化防止剤2.0重量部、硫黄0.3重量部、カリウム石鹸(potassium soap)0.3重量部、ナトリウム石鹸(sodium soap)2.5重量部を投入し、50℃で8分間配合した後、ロールミル工程を経てアクリル系ゴム組成物を製造した。
第1アクリル系共重合体の製造時に重合温度を5℃にし、第2アクリル系共重合体の製造時に重合温度を50℃にしたことを除き、前記実施例1と同様の過程により行った。
アクリル系共重合体組成物の製造時に、第1アクリル系共重合体と第2アクリル系共重合体を4:6の重量比で混合したことを除き、前記実施例1と同様の過程により行った。
アクリル系共重合体組成物の製造時に、第1アクリル系共重合体を使用せず、第2アクリル系共重合体を単独で使用したことを除き、実施例1と同様の過程により行った。
アクリル系共重合体組成物の製造時に、第2アクリル系共重合体を使用せず、第1アクリル系共重合体を単独で使用したことを除き、実施例1と同様の過程により行った。
1)第1’アクリル系共重合体の製造
ブチルアクリレート32重量部、エチルアクリレート50重量部、2-メトキシエチルアクリレート14.5重量部、およびビニルクロロアセテート3.5重量部を混合して単量体混合物を得た。上記で得られた単量体混合物を重合反応器に投入し、前記単量体混合物100重量部に対して、イオン交換水300重量部、乳化剤(ソジウムラウリルサルフェート)3重量部、および重合開始剤(p-メンタンヒドロペルオキシド)0.05重量部を添加した後、10℃の温度で重合を開始した。次に重合転換率が90%に達した時に重合を停止させた後、凝集する過程を経てラテックス状の第1’アクリル系共重合体(固形分濃度25重量%)を得た。
ブチルアクリレート33重量部、エチルアクリレート49重量部、2-ヒドロキシプロピルメタクリレート3.5重量部、および2-メトキシエチルアクリレート14.5重量部を混合して単量体混合物を得た。前記得られた単量体混合物を重合反応器に投入し、前記単量体混合物100重量部に対して、イオン交換水250重量部、乳化剤(ソジウムラウリルサルフェート)2.5重量部、重合開始剤(クメンヒドロペルオキシド)0.02重量部を入れた後、30℃の温度で重合を開始した。次に重合転換率が90%に達した時に重合を停止させた後、凝集する過程を経てラテックス状の第2’アクリル系共重合体(固形分濃度25重量%)を得た。
上記で製造された第1’アクリル系共重合体と第2’アクリル系共重合体を1:1の重量比でミキサに投入した後、300rpmで、55℃で30分間撹拌させてラテックス状の混合物(アクリル系共重合体組成物)を製造した。次に、前記混合物100重量部と、前記混合物100重量部に対して、ステアリン酸1.0重量部、酸化防止剤2.0重量部、硫黄0.3重量部、カリウム石鹸(potassium soap)0.3重量部、ナトリウム石鹸(sodium soap)2.5重量部を投入し、50℃で8分間配合した後、ロールミル工程を経てアクリル系ゴム組成物を製造した。
前記実施例および比較例で製造されたアクリル系共重合体、アクリル系共重合体組成物、およびアクリル系ゴム組成物の物性を下記のような方法により評価し、その結果を下記表1に示した。
-溶媒:テトラヒドロフランに2重量%のアミン化合物を混合して使用
-流速:1ml/min
-試料濃度:0.1%
-カラム温度:34℃
-Detector:Waters 2414 RID
-Standard:Polystyrene(三次関数で補正)
2.ムーニー粘度(ML1+4、100℃)およびS/R:MV-2000(ALPHA Technologies社)にて、100℃、Rotor Speed2±0.02rpmで、Large Rotorを用いて測定した。この際に使用された試料は、室温(23±3℃)で30分以上放置した後、27±3gを採取してダイキャビティの内部に満たしておき、プラテン(Platen)を作動させて4分間測定した。また、ムーニー粘度の測定時に出るstress relaxation値(S/R)を確認した。
b.初期ミリング(milling)を30秒以上行った後、5分毎にロールゲージを0.5mmずつ増加させる
c.脱離が始まるロールゲージを測定
1点:脱離が始まるロールゲージが1-2mmである場合
5-7点:脱離が始まるロールゲージが3-4mmである場合
7-8点:脱離が始まるロールゲージが4-5mmである場合
10点:脱離が始まるロールゲージが6mm以上である場合
5.硬度(Shore A):ASTM D2240に準じて、自動硬度計装置(BAREISS社)を用いて測定した。
Claims (8)
- (メタ)アクリル酸アルキルエステル単量体および(メタ)アクリル酸アルコキシアルキルエステル単量体を30℃未満の温度で重合して第1アクリル系共重合体を製造するステップ(S10)と、
(メタ)アクリル酸アルキルエステル単量体、(メタ)アクリル酸アルコキシアルキルエステル単量体、および架橋性単量体を30℃以上の温度で重合して第2アクリル系共重合体を製造するステップ(S20)と、
前記第1アクリル系共重合体と前記第2アクリル系共重合体を混合するステップ(S30)と、を含み、
前記架橋性単量体が、エポキシ基含有単量体またはハロゲン含有単量体であるアクリル系共重合体組成物の製造方法。 - 前記(S10)ステップにおける重合温度が5℃~15℃である、請求項1に記載のアクリル系共重合体組成物の製造方法。
- 前記(S20)ステップにおける重合温度が30℃~50℃である、請求項1または2に記載のアクリル系共重合体組成物の製造方法。
- 前記(S30)ステップにおいて、前記第1アクリル系共重合体と前記第2アクリル系共重合体の混合比率が3~7:7~3の重量比である、請求項1~3のいずれか一項に記載のアクリル系共重合体組成物の製造方法。
- (メタ)アクリル酸アルキルエステル単量体由来の繰り返し単位および(メタ)アクリル酸アルコキシアルキルエステル単量体由来の繰り返し単位を含む第1アクリル系共重合体と、
(メタ)アクリル酸アルキルエステル単量体由来の繰り返し単位、(メタ)アクリル酸アルコキシアルキルエステル単量体由来の繰り返し単位、および架橋性単量体由来の繰り返し単位を含む第2アクリル系共重合体と、を含み、
前記架橋性単量体が、エポキシ基含有単量体またはハロゲン含有単量体であり、
前記第1アクリル系共重合体のムーニー粘度が、前記第2アクリル系共重合体のムーニー粘度よりも大きい、アクリル系共重合体組成物。 - 前記第1アクリル系共重合体と前記第2アクリル系共重合体が混合された混合物のムーニー粘度(ML1+4、100℃)が20~80である、請求項5に記載のアクリル系共重合体組成物。
- 前記第1アクリル系共重合体の重量平均分子量が150,000g/mol~1,100,000g/molである、請求項5または6に記載のアクリル系共重合体組成物。
- 前記第2アクリル系共重合体の重量平均分子量が50,000g/mol~900,000g/molである、請求項5~7のいずれか一項に記載のアクリル系共重合体組成物。
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