JP6419346B2 - 塗料用樹脂エマルション - Google Patents
塗料用樹脂エマルション Download PDFInfo
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- JP6419346B2 JP6419346B2 JP2017540002A JP2017540002A JP6419346B2 JP 6419346 B2 JP6419346 B2 JP 6419346B2 JP 2017540002 A JP2017540002 A JP 2017540002A JP 2017540002 A JP2017540002 A JP 2017540002A JP 6419346 B2 JP6419346 B2 JP 6419346B2
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- 239000000839 emulsion Substances 0.000 title claims description 221
- 239000011347 resin Substances 0.000 title claims description 137
- 229920005989 resin Polymers 0.000 title claims description 137
- 239000003973 paint Substances 0.000 title claims description 70
- 239000000178 monomer Substances 0.000 claims description 319
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical group C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 124
- 229920000642 polymer Polymers 0.000 claims description 106
- 239000002245 particle Substances 0.000 claims description 92
- 238000000576 coating method Methods 0.000 claims description 70
- 239000011248 coating agent Substances 0.000 claims description 66
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 62
- -1 acrylate ester Chemical class 0.000 claims description 50
- 230000009477 glass transition Effects 0.000 claims description 46
- 239000002994 raw material Substances 0.000 claims description 38
- 239000002253 acid Substances 0.000 claims description 28
- 238000006116 polymerization reaction Methods 0.000 claims description 28
- 238000007720 emulsion polymerization reaction Methods 0.000 claims description 23
- 239000004566 building material Substances 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 239000000919 ceramic Substances 0.000 claims description 8
- 239000010410 layer Substances 0.000 description 170
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 124
- 230000014759 maintenance of location Effects 0.000 description 64
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 53
- 238000010790 dilution Methods 0.000 description 46
- 239000012895 dilution Substances 0.000 description 46
- 238000007710 freezing Methods 0.000 description 39
- 230000008014 freezing Effects 0.000 description 39
- 239000003995 emulsifying agent Substances 0.000 description 37
- 125000000217 alkyl group Chemical group 0.000 description 33
- 239000007864 aqueous solution Substances 0.000 description 32
- 239000008367 deionised water Substances 0.000 description 27
- 229910021641 deionized water Inorganic materials 0.000 description 27
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium peroxydisulfate Substances [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 26
- VAZSKTXWXKYQJF-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)OOS([O-])=O VAZSKTXWXKYQJF-UHFFFAOYSA-N 0.000 description 26
- 229910001870 ammonium persulfate Inorganic materials 0.000 description 26
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 24
- 238000011156 evaluation Methods 0.000 description 18
- 238000000034 method Methods 0.000 description 18
- 238000012360 testing method Methods 0.000 description 18
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 17
- 229910001873 dinitrogen Inorganic materials 0.000 description 17
- 239000000463 material Substances 0.000 description 17
- GOXQRTZXKQZDDN-UHFFFAOYSA-N 2-Ethylhexyl acrylate Chemical compound CCCCC(CC)COC(=O)C=C GOXQRTZXKQZDDN-UHFFFAOYSA-N 0.000 description 15
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical class OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 14
- 239000000344 soap Substances 0.000 description 14
- 229920001519 homopolymer Polymers 0.000 description 13
- 125000003118 aryl group Chemical group 0.000 description 12
- 125000004432 carbon atom Chemical group C* 0.000 description 12
- 239000000203 mixture Substances 0.000 description 12
- 239000000243 solution Substances 0.000 description 11
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 10
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 10
- 239000002562 thickening agent Substances 0.000 description 10
- 238000001914 filtration Methods 0.000 description 9
- 239000003505 polymerization initiator Substances 0.000 description 9
- 238000002360 preparation method Methods 0.000 description 9
- 239000010454 slate Substances 0.000 description 9
- 238000003756 stirring Methods 0.000 description 9
- DAFHKNAQFPVRKR-UHFFFAOYSA-N (3-hydroxy-2,2,4-trimethylpentyl) 2-methylpropanoate Chemical compound CC(C)C(O)C(C)(C)COC(=O)C(C)C DAFHKNAQFPVRKR-UHFFFAOYSA-N 0.000 description 8
- VLNBRUUFBLMXNS-UHFFFAOYSA-N 2-[(2,2,6,6-tetramethylpiperidin-4-yl)methyl]prop-2-enoic acid Chemical compound CC1(C)CC(CC(=C)C(O)=O)CC(C)(C)N1 VLNBRUUFBLMXNS-UHFFFAOYSA-N 0.000 description 8
- VPJOGDPLXNTKAZ-UHFFFAOYSA-N 2-methylpropanoic acid;2,2,4-trimethylpentane-1,3-diol Chemical compound CC(C)C(O)=O.CC(C)C(O)C(C)(C)CO VPJOGDPLXNTKAZ-UHFFFAOYSA-N 0.000 description 8
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 8
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 8
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 8
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical group [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 8
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 8
- 239000002518 antifoaming agent Substances 0.000 description 8
- 238000007664 blowing Methods 0.000 description 8
- 239000012295 chemical reaction liquid Substances 0.000 description 8
- 238000001816 cooling Methods 0.000 description 8
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 8
- LVHBHZANLOWSRM-UHFFFAOYSA-N methylenebutanedioic acid Natural products OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 description 8
- 238000010992 reflux Methods 0.000 description 8
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 8
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 7
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 7
- 125000003710 aryl alkyl group Chemical group 0.000 description 7
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 7
- 229910052757 nitrogen Inorganic materials 0.000 description 7
- 125000004433 nitrogen atom Chemical group N* 0.000 description 7
- 239000007921 spray Substances 0.000 description 7
- JAHNSTQSQJOJLO-UHFFFAOYSA-N 2-(3-fluorophenyl)-1h-imidazole Chemical compound FC1=CC=CC(C=2NC=CN=2)=C1 JAHNSTQSQJOJLO-UHFFFAOYSA-N 0.000 description 6
- 125000001931 aliphatic group Chemical group 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 6
- 238000001035 drying Methods 0.000 description 6
- 125000003700 epoxy group Chemical group 0.000 description 6
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 6
- 229910052731 fluorine Inorganic materials 0.000 description 5
- 125000004043 oxo group Chemical group O=* 0.000 description 5
- 239000000049 pigment Substances 0.000 description 5
- HGINCPLSRVDWNT-UHFFFAOYSA-N Acrolein Chemical compound C=CC=O HGINCPLSRVDWNT-UHFFFAOYSA-N 0.000 description 4
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 4
- 239000000654 additive Substances 0.000 description 4
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- LDHQCZJRKDOVOX-NSCUHMNNSA-N crotonic acid Chemical compound C\C=C\C(O)=O LDHQCZJRKDOVOX-NSCUHMNNSA-N 0.000 description 4
- 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 4
- 235000014113 dietary fatty acids Nutrition 0.000 description 4
- 239000002270 dispersing agent Substances 0.000 description 4
- 239000000194 fatty acid Substances 0.000 description 4
- 229930195729 fatty acid Natural products 0.000 description 4
- 125000001153 fluoro group Chemical group F* 0.000 description 4
- 125000003709 fluoroalkyl group Chemical group 0.000 description 4
- 239000001530 fumaric acid Substances 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 125000002768 hydroxyalkyl group Chemical group 0.000 description 4
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 4
- 239000011976 maleic acid Substances 0.000 description 4
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 4
- ZKECVHXIVHRIIA-UHFFFAOYSA-N n-(2,2,6,6-tetramethylpiperidin-1-yl)prop-2-enamide Chemical compound CC1(C)CCCC(C)(C)N1NC(=O)C=C ZKECVHXIVHRIIA-UHFFFAOYSA-N 0.000 description 4
- 239000011342 resin composition Substances 0.000 description 4
- LDHQCZJRKDOVOX-UHFFFAOYSA-N trans-crotonic acid Natural products CC=CC(O)=O LDHQCZJRKDOVOX-UHFFFAOYSA-N 0.000 description 4
- 125000000954 2-hydroxyethyl group Chemical group [H]C([*])([H])C([H])([H])O[H] 0.000 description 3
- XDLMVUHYZWKMMD-UHFFFAOYSA-N 3-trimethoxysilylpropyl 2-methylprop-2-enoate Chemical compound CO[Si](OC)(OC)CCCOC(=O)C(C)=C XDLMVUHYZWKMMD-UHFFFAOYSA-N 0.000 description 3
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- 239000012874 anionic emulsifier Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 238000000113 differential scanning calorimetry Methods 0.000 description 3
- 150000002148 esters Chemical class 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- 230000000379 polymerizing effect Effects 0.000 description 3
- 150000008054 sulfonate salts Chemical class 0.000 description 3
- 239000000080 wetting agent Substances 0.000 description 3
- MJYFYGVCLHNRKB-UHFFFAOYSA-N 1,1,2-trifluoroethyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OC(F)(F)CF MJYFYGVCLHNRKB-UHFFFAOYSA-N 0.000 description 2
- JLIDVCMBCGBIEY-UHFFFAOYSA-N 1-penten-3-one Chemical compound CCC(=O)C=C JLIDVCMBCGBIEY-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
- SBYMUDUGTIKLCR-UHFFFAOYSA-N 2-chloroethenylbenzene Chemical compound ClC=CC1=CC=CC=C1 SBYMUDUGTIKLCR-UHFFFAOYSA-N 0.000 description 2
- XUDBVJCTLZTSDC-UHFFFAOYSA-N 2-ethenylbenzoic acid Chemical compound OC(=O)C1=CC=CC=C1C=C XUDBVJCTLZTSDC-UHFFFAOYSA-N 0.000 description 2
- DXIJHCSGLOHNES-UHFFFAOYSA-N 3,3-dimethylbut-1-enylbenzene Chemical compound CC(C)(C)C=CC1=CC=CC=C1 DXIJHCSGLOHNES-UHFFFAOYSA-N 0.000 description 2
- QOXOZONBQWIKDA-UHFFFAOYSA-N 3-hydroxypropyl Chemical group [CH2]CCO QOXOZONBQWIKDA-UHFFFAOYSA-N 0.000 description 2
- JLBJTVDPSNHSKJ-UHFFFAOYSA-N 4-Methylstyrene Chemical compound CC1=CC=C(C=C)C=C1 JLBJTVDPSNHSKJ-UHFFFAOYSA-N 0.000 description 2
- VVAAYFMMXYRORI-UHFFFAOYSA-N 4-butoxy-2-methylidene-4-oxobutanoic acid Chemical compound CCCCOC(=O)CC(=C)C(O)=O VVAAYFMMXYRORI-UHFFFAOYSA-N 0.000 description 2
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 2
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- SOGAXMICEFXMKE-UHFFFAOYSA-N Butylmethacrylate Chemical compound CCCCOC(=O)C(C)=C SOGAXMICEFXMKE-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 description 2
- MZVQCMJNVPIDEA-UHFFFAOYSA-N [CH2]CN(CC)CC Chemical group [CH2]CN(CC)CC MZVQCMJNVPIDEA-UHFFFAOYSA-N 0.000 description 2
- 150000003926 acrylamides Chemical class 0.000 description 2
- 125000002252 acyl group Chemical group 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 125000002723 alicyclic group Chemical group 0.000 description 2
- 125000003545 alkoxy group Chemical group 0.000 description 2
- XYLMUPLGERFSHI-UHFFFAOYSA-N alpha-Methylstyrene Chemical compound CC(=C)C1=CC=CC=C1 XYLMUPLGERFSHI-UHFFFAOYSA-N 0.000 description 2
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- 239000003963 antioxidant agent Substances 0.000 description 2
- 239000012736 aqueous medium Substances 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 description 2
- 239000012965 benzophenone Substances 0.000 description 2
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 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
- UTOVMEACOLCUCK-PLNGDYQASA-N butyl maleate Chemical compound CCCCOC(=O)\C=C/C(O)=O UTOVMEACOLCUCK-PLNGDYQASA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 2
- 125000002091 cationic group Chemical group 0.000 description 2
- HNEGQIOMVPPMNR-IHWYPQMZSA-N citraconic acid Chemical compound OC(=O)C(/C)=C\C(O)=O HNEGQIOMVPPMNR-IHWYPQMZSA-N 0.000 description 2
- 229940018557 citraconic acid Drugs 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical compound C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 239000000975 dye Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- NKHAVTQWNUWKEO-UHFFFAOYSA-N fumaric acid monomethyl ester Natural products COC(=O)C=CC(O)=O NKHAVTQWNUWKEO-UHFFFAOYSA-N 0.000 description 2
- 125000003055 glycidyl group Chemical group C(C1CO1)* 0.000 description 2
- 239000010440 gypsum Substances 0.000 description 2
- 229910052602 gypsum Inorganic materials 0.000 description 2
- 125000005843 halogen group Chemical group 0.000 description 2
- 230000001771 impaired 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
- 239000002609 medium Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 2
- 125000006178 methyl benzyl group Chemical group 0.000 description 2
- NKHAVTQWNUWKEO-IHWYPQMZSA-N methyl hydrogen fumarate Chemical compound COC(=O)\C=C/C(O)=O NKHAVTQWNUWKEO-IHWYPQMZSA-N 0.000 description 2
- DFENKTCEEGOWLB-UHFFFAOYSA-N n,n-bis(methylamino)-2-methylidenepentanamide Chemical compound CCCC(=C)C(=O)N(NC)NC DFENKTCEEGOWLB-UHFFFAOYSA-N 0.000 description 2
- OMNKZBIFPJNNIO-UHFFFAOYSA-N n-(2-methyl-4-oxopentan-2-yl)prop-2-enamide Chemical compound CC(=O)CC(C)(C)NC(=O)C=C OMNKZBIFPJNNIO-UHFFFAOYSA-N 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
- 125000004923 naphthylmethyl group Chemical group C1(=CC=CC2=CC=CC=C12)C* 0.000 description 2
- 125000002560 nitrile group Chemical group 0.000 description 2
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 2
- 239000012875 nonionic emulsifier Substances 0.000 description 2
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- 238000010422 painting Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 2
- 125000000286 phenylethyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])C([H])([H])* 0.000 description 2
- HJWLCRVIBGQPNF-UHFFFAOYSA-N prop-2-enylbenzene Chemical compound C=CCC1=CC=CC=C1 HJWLCRVIBGQPNF-UHFFFAOYSA-N 0.000 description 2
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 125000003011 styrenyl group Chemical group [H]\C(*)=C(/[H])C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 125000001174 sulfone group Chemical group 0.000 description 2
- 125000002889 tridecyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- XMCLXVNPGNYTRE-VOTSOKGWSA-N (2,2,6,6-tetramethylpiperidin-4-yl) (e)-but-2-enoate Chemical compound C\C=C\C(=O)OC1CC(C)(C)NC(C)(C)C1 XMCLXVNPGNYTRE-VOTSOKGWSA-N 0.000 description 1
- DSTUKHPLWATFCG-UHFFFAOYSA-N (2-benzoylphenyl) prop-2-enoate Chemical compound C=CC(=O)OC1=CC=CC=C1C(=O)C1=CC=CC=C1 DSTUKHPLWATFCG-UHFFFAOYSA-N 0.000 description 1
- FISZAKVDTCHVGC-UHFFFAOYSA-N (2-butoxyphenyl)-phenylmethanone Chemical compound CCCCOC1=CC=CC=C1C(=O)C1=CC=CC=C1 FISZAKVDTCHVGC-UHFFFAOYSA-N 0.000 description 1
- RFWYJPXOKLPVND-UHFFFAOYSA-N (2-ethoxyphenyl)-phenylmethanone Chemical compound CCOC1=CC=CC=C1C(=O)C1=CC=CC=C1 RFWYJPXOKLPVND-UHFFFAOYSA-N 0.000 description 1
- PSZLOSABHFZLDK-VOTSOKGWSA-N (e)-n-(2,2,6,6-tetramethylpiperidin-4-yl)but-2-enamide Chemical compound C\C=C\C(=O)NC1CC(C)(C)NC(C)(C)C1 PSZLOSABHFZLDK-VOTSOKGWSA-N 0.000 description 1
- LDVVTQMJQSCDMK-UHFFFAOYSA-N 1,3-dihydroxypropan-2-yl formate Chemical compound OCC(CO)OC=O LDVVTQMJQSCDMK-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
- AZCYBBHXCQYWTO-UHFFFAOYSA-N 2-[(2-chloro-6-fluorophenyl)methoxy]benzaldehyde Chemical compound FC1=CC=CC(Cl)=C1COC1=CC=CC=C1C=O AZCYBBHXCQYWTO-UHFFFAOYSA-N 0.000 description 1
- WYGWHHGCAGTUCH-UHFFFAOYSA-N 2-[(2-cyano-4-methylpentan-2-yl)diazenyl]-2,4-dimethylpentanenitrile Chemical compound CC(C)CC(C)(C#N)N=NC(C)(C#N)CC(C)C WYGWHHGCAGTUCH-UHFFFAOYSA-N 0.000 description 1
- RCEJCSULJQNRQQ-UHFFFAOYSA-N 2-methylbutanenitrile Chemical compound CCC(C)C#N RCEJCSULJQNRQQ-UHFFFAOYSA-N 0.000 description 1
- NDAJNMAAXXIADY-UHFFFAOYSA-N 2-methylpropanimidamide Chemical compound CC(C)C(N)=N NDAJNMAAXXIADY-UHFFFAOYSA-N 0.000 description 1
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- AERRGWRSYANDQB-UHFFFAOYSA-N azanium;dodecane-1-sulfonate Chemical class [NH4+].CCCCCCCCCCCCS([O-])(=O)=O AERRGWRSYANDQB-UHFFFAOYSA-N 0.000 description 1
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- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 1
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- OIWOHHBRDFKZNC-UHFFFAOYSA-N cyclohexyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OC1CCCCC1 OIWOHHBRDFKZNC-UHFFFAOYSA-N 0.000 description 1
- 238000011161 development Methods 0.000 description 1
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- 238000009826 distribution Methods 0.000 description 1
- TWFQJFPTTMIETC-UHFFFAOYSA-N dodecan-1-amine;hydron;chloride Chemical compound [Cl-].CCCCCCCCCCCC[NH3+] TWFQJFPTTMIETC-UHFFFAOYSA-N 0.000 description 1
- QGVQVNIIRBPOAM-UHFFFAOYSA-N dodecyl naphthalene-1-sulfonate;sodium Chemical compound [Na].C1=CC=C2C(S(=O)(=O)OCCCCCCCCCCCC)=CC=CC2=C1 QGVQVNIIRBPOAM-UHFFFAOYSA-N 0.000 description 1
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- FWDBOZPQNFPOLF-UHFFFAOYSA-N ethenyl(triethoxy)silane Chemical compound CCO[Si](OCC)(OCC)C=C FWDBOZPQNFPOLF-UHFFFAOYSA-N 0.000 description 1
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- WOXXJEVNDJOOLV-UHFFFAOYSA-N ethenyl-tris(2-methoxyethoxy)silane Chemical compound COCCO[Si](OCCOC)(OCCOC)C=C WOXXJEVNDJOOLV-UHFFFAOYSA-N 0.000 description 1
- DECIPOUIJURFOJ-UHFFFAOYSA-N ethoxyquin Chemical compound N1C(C)(C)C=C(C)C2=CC(OCC)=CC=C21 DECIPOUIJURFOJ-UHFFFAOYSA-N 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 235000003891 ferrous sulphate Nutrition 0.000 description 1
- 239000011790 ferrous sulphate Substances 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
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- 238000009499 grossing Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
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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 1
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- 238000002156 mixing Methods 0.000 description 1
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- HNWDFLSODFEDIT-UHFFFAOYSA-N n-(1,2,2,6,6-pentamethylpiperidin-3-yl)prop-2-enamide Chemical compound CN1C(C)(C)CCC(NC(=O)C=C)C1(C)C HNWDFLSODFEDIT-UHFFFAOYSA-N 0.000 description 1
- 239000006179 pH buffering agent Substances 0.000 description 1
- 239000010451 perlite Substances 0.000 description 1
- 235000019362 perlite Nutrition 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- JRKICGRDRMAZLK-UHFFFAOYSA-L persulfate group Chemical group S(=O)(=O)([O-])OOS(=O)(=O)[O-] JRKICGRDRMAZLK-UHFFFAOYSA-L 0.000 description 1
- RYSBYLUYRUYPNW-UHFFFAOYSA-N phenyl-(2-propoxyphenyl)methanone Chemical compound CCCOC1=CC=CC=C1C(=O)C1=CC=CC=C1 RYSBYLUYRUYPNW-UHFFFAOYSA-N 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
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- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 229920000193 polymethacrylate Polymers 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
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- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 235000013855 polyvinylpyrrolidone Nutrition 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
- 239000011178 precast concrete Substances 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- ZNZJJSYHZBXQSM-UHFFFAOYSA-N propane-2,2-diamine Chemical compound CC(C)(N)N ZNZJJSYHZBXQSM-UHFFFAOYSA-N 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 150000003377 silicon compounds Chemical class 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
- RYYKJJJTJZKILX-UHFFFAOYSA-M sodium octadecanoate Chemical compound [Na+].CCCCCCCCCCCCCCCCCC([O-])=O RYYKJJJTJZKILX-UHFFFAOYSA-M 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
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 description 1
- DAJSVUQLFFJUSX-UHFFFAOYSA-M sodium;dodecane-1-sulfonate Chemical class [Na+].CCCCCCCCCCCCS([O-])(=O)=O DAJSVUQLFFJUSX-UHFFFAOYSA-M 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 125000001273 sulfonato group Chemical class [O-]S(*)(=O)=O 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 230000000930 thermomechanical effect Effects 0.000 description 1
- 125000003396 thiol group Chemical group [H]S* 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- ZDHXKXAHOVTTAH-UHFFFAOYSA-N trichlorosilane Chemical compound Cl[SiH](Cl)Cl ZDHXKXAHOVTTAH-UHFFFAOYSA-N 0.000 description 1
- 239000005052 trichlorosilane Substances 0.000 description 1
- SOUMBTQFYKZXPN-UHFFFAOYSA-N trimethoxy(4-phenylbut-3-enyl)silane Chemical compound CO[Si](OC)(OC)CCC=CC1=CC=CC=C1 SOUMBTQFYKZXPN-UHFFFAOYSA-N 0.000 description 1
- 239000006097 ultraviolet radiation absorber Substances 0.000 description 1
- 239000000326 ultraviolet stabilizing agent Substances 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 239000012855 volatile organic compound Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
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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
- C08F257/00—Macromolecular compounds obtained by polymerising monomers on to polymers of aromatic monomers as defined in group C08F12/00
- C08F257/02—Macromolecular compounds obtained by polymerising monomers on to polymers of aromatic monomers as defined in group C08F12/00 on to polymers of styrene or alkyl-substituted styrenes
-
- 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
- C08F2/00—Processes of polymerisation
- C08F2/12—Polymerisation in non-solvents
- C08F2/16—Aqueous medium
- C08F2/22—Emulsion polymerisation
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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
- C08F212/00—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 an aromatic carbocyclic ring
- C08F212/02—Monomers containing only one unsaturated aliphatic radical
- C08F212/04—Monomers containing only one unsaturated aliphatic radical containing one ring
- C08F212/06—Hydrocarbons
- C08F212/08—Styrene
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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
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/14—Methyl esters, e.g. methyl (meth)acrylate
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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
- 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
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- C09D125/00—Coating compositions based on homopolymers or 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 an aromatic carbocyclic ring; Coating compositions based on derivatives of such polymers
- C09D125/02—Homopolymers or copolymers of hydrocarbons
- C09D125/04—Homopolymers or copolymers of styrene
- C09D125/08—Copolymers of styrene
- C09D125/14—Copolymers of styrene with unsaturated esters
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- C09D133/00—Coating compositions based on homopolymers or 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 only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
- C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09D133/08—Homopolymers or copolymers of acrylic acid esters
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- C09D133/00—Coating compositions based on homopolymers or 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 only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
- C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09D133/10—Homopolymers or copolymers of methacrylic acid esters
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- C09D143/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing boron, silicon, phosphorus, selenium, tellurium, or a metal; Coating compositions based on derivatives of such polymers
- C09D143/04—Homopolymers or copolymers of monomers containing silicon
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- C09D151/00—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers
- C09D151/003—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers grafted on to macromolecular compounds obtained by reactions only involving unsaturated carbon-to-carbon bonds
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- C09D153/00—Coating compositions based on block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/02—Emulsion paints including aerosols
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Description
(1) 建築物の内装、建築物の外装または窯業系建材の表面に用いられる上塗り塗料用樹脂エマルションであって、当該樹脂エマルションが内層および外層を有するエマルション粒子を含有し、内層がスチレン系単量体80〜100質量%および当該スチレン系単量体以外の単量体0〜20質量%を含有する単量体成分Aを乳化重合させてなり、ガラス転移温度が70〜120℃である重合体(I)を含有する樹脂層であり、外層が(メタ)アクリル酸エステル70〜100質量%および当該(メタ)アクリル酸エステル以外の単量体0〜30質量%を含有する単量体成分Bを乳化重合させてなる重合体(II)を含有する樹脂層であり、エマルション粒子の原料として使用される全単量体成分におけるスチレン系単量体の含有率が10〜55質量%である上塗り塗料用樹脂エマルション、
(2) エマルション粒子の原料として使用される全単量体成分に酸基含有単量体が含有され、当該全単量体成分における酸基含有単量体の含有率が0.1〜10質量%である前記(1)に記載の上塗り塗料用樹脂エマルション、
(3) 前記(1)または(2)に記載の塗料用樹脂エマルションを含有する上塗り塗料、
(4) 前記(1)に記載の内層および外層を有するエマルション粒子を含有する上塗り樹脂エマルションの製造方法であって、スチレン系単量体80〜100質量%および当該スチレン系単量体以外の単量体0〜20質量%を含有する単量体成分Aを乳化重合させてなる重合体(I)を含有する樹脂層および(メタ)アクリル酸エステル70〜100質量%および当該(メタ)アクリル酸エステル以外の単量体0〜30質量%を含有する単量体成分Bを乳化重合させてなる重合体(II)を含有する樹脂層を形成させ、エマルション粒子の原料として使用される全単量体成分におけるスチレン系単量体の含有率を10〜55質量%に調整することを特徴とする上塗り塗料用樹脂エマルションの製造方法、
(5) 内層が重合体(I)を含有する樹脂層であり、外層が重合体(II)を含有する樹脂層である前記(4)に記載の上塗り塗料用樹脂エマルションの製造方法、
(6) スチレン系単量体80〜100質量%および当該スチレン系単量体以外の単量体0〜20質量%を含有する単量体成分Aを乳化重合させ、得られた重合体(I)を含有する樹脂層を内層として形成させた後、当該樹脂層上に(メタ)アクリル酸エステル70〜100質量%および当該(メタ)アクリル酸エステル以外の単量体0〜30質量%を含有する単量体成分Bを乳化重合させ、得られた重合体(II)を含有する樹脂層を外層として形成させる際に、エマルション粒子の原料として使用される全単量体成分におけるスチレン系単量体の含有率を10〜55質量%に調整する前記(4)または(5)に記載の上塗り塗料用樹脂エマルションの製造方法、および
(7) エマルション粒子の原料として使用される全単量体成分に酸基含有単量体が含有され、当該全単量体成分における酸基含有単量体の含有率が0.1〜10質量%である前記(4)〜(6)のいずれかに記載の上塗り塗料用樹脂エマルションの製造方法
に関する。
1/Tg=Σ(Wm/Tgm)/100
〔式中、Wmは重合体の原料として用いられる単量体成分における単量体mの含有率(重量%)、Tgmは単量体mの単独重合体のガラス転移温度(絶対温度:K)を示す〕
で表されるフォックス(Fox)の式に基づいて求められた温度を意味する。
〔塗料用樹脂エマルションにおける不揮発分の含有率(質量%)〕
=(〔残渣の質量〕÷〔塗料用樹脂エマルション1g〕)×100
に基づいて求められた値を意味する。
脱イオン水223部、分散剤〔花王(株)製、商品名:デモールEP〕60部、分散剤〔第一工業製薬(株)製、商品名:ディスコートN−14〕50部、湿潤剤〔花王(株)製、商品名:エマルゲンLS−106〕10部、プロピレングリコール50部、酸化チタン〔石原産業(株)製、商品名:タイペークCR−95〕1000部およびガラスビーズ(直径:1mm)200部をホモディスパーで回転速度3000min-1にて60分間分散させた後、100メッシュ(JISメッシュ、以下同じ)の金網で濾過することにより、白色ペーストを調製した。
滴下ロート、撹拌機、窒素ガス導入管、温度計および還流冷却管を備えたフラスコ内に脱イオン水764部を仕込んだ。滴下ロートに脱イオン水189部、乳化剤〔第一工業製薬(株)製、商品名:アクアロンBC−10〕の25%水溶液40部、スチレン450部、2−エチルヘキシルアクリレート40部およびメタクリル酸10部からなる滴下用プレエマルションを調製し、そのうち全単量体成分の総量の5%にあたる73部をフラスコ内に添加し、ゆるやかに窒素ガスを吹き込みながら80℃まで昇温し、5%過硫酸アンモニウム水溶液10部を添加し、重合を開始した。その後、滴下用プレエマルションの残部と5%過硫酸アンモニウム水溶液15部を120分間にわたり均一にフラスコ内に滴下した。
滴下ロート、撹拌機、窒素ガス導入管、温度計および還流冷却管を備えたフラスコ内に脱イオン水764部を仕込んだ。滴下ロートに脱イオン水94.5部、乳化剤〔第一工業製薬(株)製、商品名:アクアロンBC−10〕の25%水溶液20部およびスチレン250部からなる滴下用プレエマルションを調製し、そのうち全単量体成分の総量の5%にあたる73部をフラスコ内に添加し、ゆるやかに窒素ガスを吹き込みながら80℃まで昇温し、5%過硫酸アンモニウム水溶液10部を添加し、重合を開始した。その後、滴下用プレエマルションの残部と5%過硫酸アンモニウム水溶液7.5部を60分間にわたり均一にフラスコ内に滴下した。
滴下ロート、撹拌機、窒素ガス導入管、温度計および還流冷却管を備えたフラスコ内に脱イオン水764部を仕込んだ。滴下ロートに脱イオン水126部、乳化剤〔第一工業製薬(株)製、商品名:アクアロンBC−10〕の25%水溶液27部、スチレン300部、2−エチルヘキシルアクリレート30部およびメタクリル酸3部からなる滴下用プレエマルション調製し、そのうち全単量体成分の総量の5%にあたる73部をフラスコ内に添加し、ゆるやかに窒素ガスを吹き込みながら80℃まで昇温し、5%過硫酸アンモニウム水溶液10部を添加し、重合を開始した。その後、滴下用プレエマルションの残部と5%過硫酸アンモニウム水溶液10部を90分間にわたり均一にフラスコ内に滴下した。
滴下ロート、撹拌機、窒素ガス導入管、温度計および還流冷却管を備えたフラスコ内に脱イオン水764部を仕込んだ。滴下ロートに脱イオン水94.5部、乳化剤〔第一工業製薬(株)製、商品名:アクアロンBC−10〕の25%水溶液20部およびスチレン250部からなる滴下用プレエマルションを調製し、そのうち全単量体成分の総量の5%にあたる73部をフラスコ内に添加し、ゆるやかに窒素ガスを吹き込みながら80℃まで昇温し、5%過硫酸アンモニウム水溶液10部を添加し、重合を開始した。その後、滴下用プレエマルションの残部と5%過硫酸アンモニウム水溶液7.5部を60分間にわたり均一にフラスコ内に滴下した。
滴下ロート、撹拌機、窒素ガス導入管、温度計および還流冷却管を備えたフラスコ内に脱イオン水764部を仕込んだ。滴下ロートに脱イオン水126部、乳化剤〔第一工業製薬(株)製、商品名:アクアロンBC−10〕の25%水溶液27部、スチレン280部、メチルメタクリレート50部およびメタクリル酸3部からなる滴下用プレエマルション調製し、そのうち全単量体成分の総量の5%にあたる73部をフラスコ内に添加し、ゆるやかに窒素ガスを吹き込みながら80℃まで昇温し、5%過硫酸アンモニウム水溶液10部を添加し、重合を開始した。その後、滴下用プレエマルションの残部と5%過硫酸アンモニウム水溶液10部を90分間にわたり均一にフラスコ内に滴下した。
滴下ロート、撹拌機、窒素ガス導入管、温度計および還流冷却管を備えたフラスコ内に脱イオン水764部を仕込んだ。滴下ロートに脱イオン水189部、乳化剤〔第一工業製薬(株)製、商品名:アクアロンBC−10〕の25%水溶液40部、スチレン450部、2−エチルヘキシルアクリレート40部およびメタクリル酸10部からなる滴下用プレエマルションを調製し、そのうち全単量体成分の総量の5%にあたる73部をフラスコ内に添加し、ゆるやかに窒素ガスを吹き込みながら80℃まで昇温し、5%過硫酸アンモニウム水溶液10部を添加し、重合を開始した。その後、滴下用プレエマルションの残部と5%過硫酸アンモニウム水溶液15部を120分間にわたり均一にフラスコ内に滴下した。
滴下ロート、撹拌機、窒素ガス導入管、温度計および還流冷却管を備えたフラスコ内に脱イオン水764部を仕込んだ。滴下ロートに脱イオン水189部、乳化剤〔第一工業製薬(株)製、商品名:アクアロンBC−10〕の25%水溶液40部、スチレン250部、メチルメタクリレート200部、2−エチルヘキシルアクリレート40部およびメタクリル酸10部からなる滴下用プレエマルションを調製し、そのうち全単量体成分の総量の5%にあたる73部をフラスコ内に添加し、ゆるやかに窒素ガスを吹き込みながら80℃まで昇温し、5%過硫酸アンモニウム水溶液10部を添加し、重合を開始した。その後、滴下用プレエマルションの残部と5%過硫酸アンモニウム水溶液15部を120分間にわたり均一にフラスコ内に滴下した。
滴下ロート、撹拌機、窒素ガス導入管、温度計および還流冷却管を備えたフラスコ内に脱イオン水764部を仕込んだ。滴下ロートに脱イオン水19部、乳化剤〔第一工業製薬(株)製、商品名:アクアロンBC−10〕の25%水溶液4部およびスチレン50部からなる滴下用プレエマルションを調製し、得られたプレエマルションの全量をフラスコ内に添加し、ゆるやかに窒素ガスを吹き込みながら80℃まで昇温し、5%過硫酸アンモニウム水溶液10部を添加し、重合を開始した。その後、フラスコの内容物を80℃で30分間維持し、引き続いて脱イオン水359部、乳化剤〔(株)ADEKA製、商品名:アデカリアソープSR−10〕の25%水溶液76部、メチルメタクリレート410部、2−エチルヘキシルアクリレート510部および2,2,6,6−テトラメチルピペリジン−4−メタクリレート30部からなる2段目滴下用プレエマルションを調製し、得られたプレエマルションおよび5%過硫酸アンモニウム水溶液30部を240分間にわたり均一にフラスコ内に滴下した。
スレート板〔日本テストパネル(株)製、縦:70mm、横:150mm、厚さ:6mm〕にシーラー〔エスケー化研(株)製、商品名:EXシーラー〕をエアスプレーで150g/m2の塗布量で均一に塗布し、23℃の空気中で1週間乾燥させた。
[光沢保持率(%)]
=〔[耐候性試験後の光沢]÷[耐候性試験前の光沢]〕×100
に基づいて求め、以下の評価基準に基づいて耐候性を評価した。
・試験機:メタルウェザー〔ダイプラ・ウィンテス(株)製、品番:KU−R4〕
・照射:気温65℃で相対湿度50%の空気中で4時間照射(照射強度:80mW/cm2)
・湿潤:気温35℃で相対湿度98%の空気中で4時間
・シャワー:湿潤前後に各30秒間
◎:光沢性保持率90%以上
○:光沢性保持率80%以上90%未満
△:光沢性保持率60%以上80%未満
×:光沢性保持率60%未満
樹脂エマルション100部を200mL容の金属缶〔善友金属(株)製、プライマー丸缶〕内に入れ、−3℃の空気中で1日間放置し、次いで23℃の空気中に1日間放置する操作を1サイクルとし、当該操作を3サイクル行なった後、樹脂エマルションの凍結流動保持性を以下の評価基準に基づいて評価した。
(評価基準)
◎:流動性に変化がなく、−3℃の空気中で凍結なし
○:流動性に変化がなく、−3℃の空気中で凍結あり
△:流動性の低下あり
×:流動性がなく、固化
ストレート板(日本テストパネル製、縦:7cm、横:15cm、厚さ:6mm)にシーラー〔エスケー化研(株)製、商品名:EXシーラー〕をエアスプレーにて150g/m2の塗布量で均一に塗布し、23℃の空気中で1週間乾燥させた。
◎:塗膜の境界が明確に分かれており、塗装直後と変化なし。
○:塗膜の境界が接近しているが、分かれている。
△:塗膜の境界が不明瞭になっている。
×:塗膜の境界が保持されていない。
ストレート板(日本テストパネル製、縦:7cm、横:15cm、厚さ:6mm)にシーラー〔エスケー化研(株)製、商品名:EXシーラー〕をエアスプレーにて150g/m2の塗布量で均一に塗布し、23℃の空気中で1週間乾燥させた。
(評価基準)
◎:クラックなし
○:塗膜に小さいクラック(長さ5mm未満)が見受けられる。
×:塗膜に大きいクラック(長さ5mm以上)が見受けられる。
ストレート板(日本テストパネル製、縦:7cm、横:15cm、厚さ:6mm)にシーラー〔エスケー化研(株)製、商品名:EXシーラー〕をエアスプレーにて150g/m2の塗布量で均一に塗布し、23℃の空気中で1週間乾燥させた。
(評価基準)
◎:塗膜の表面にガーゼの残痕なし
○:塗膜の表面に浅いガーゼの残痕あり
×:塗膜の表面に深いガーゼの残痕あり
ストレート板(日本テストパネル製、縦:7cm、横:15cm、厚さ:6mm)にシーラー〔エスケー化研(株)製、商品名:EXシーラー〕をエアスプレーにて30g/m2の塗布量で均一に塗布し、23℃の空気中で1週間乾燥させた。
(評価基準)
◎:残存している碁盤目が90個以上
〇:残存している碁盤目が75〜89個
△:残存している碁盤目が50〜74個
×:残存している碁盤目が49個以下
ストレート板(日本テストパネル製、縦:7cm、横:15cm、厚さ:6mm)に、前記で得られた塗料100部に対して水30部を添加することによって調製した試料を20milアプリケーターで塗布し、23℃の空気中で1日間乾燥させることにより、試験板を得た。
(評価基準)
◎:クラックなし
○:塗膜に気泡のみが見受けられる。
△:塗膜に小さいクラック(長さ5mm未満)が見受けられる。
×:塗膜に大きいクラック(長さ5mm以上)が見受けられる。
前記各物性の評価において、◎を100点、○を80点、△を50点、×を0点とし、各物性の得点を合計することによって総合得点(最高得点:700点、最低得点:0点)を求め、総合評価の指標とした。その結果を表1に示す。
Claims (7)
- 建築物の内装、建築物の外装または窯業系建材の表面に用いられる上塗り塗料用樹脂エマルションであって、当該樹脂エマルションが内層および外層を有するエマルション粒子を含有し、内層がスチレン系単量体80〜100質量%および当該スチレン系単量体以外の単量体0〜20質量%を含有する単量体成分Aを乳化重合させてなり、ガラス転移温度が70〜120℃である重合体(I)を含有する樹脂層であり、外層が(メタ)アクリル酸エステル70〜100質量%および当該(メタ)アクリル酸エステル以外の単量体0〜30質量%を含有する単量体成分Bを乳化重合させてなる重合体(II)を含有する樹脂層であり、エマルション粒子の原料として使用される全単量体成分におけるスチレン系単量体の含有率が10〜55質量%である上塗り塗料用樹脂エマルション。
- エマルション粒子の原料として使用される全単量体成分に酸基含有単量体が含有され、当該全単量体成分における酸基含有単量体の含有率が0.1〜10質量%である請求項1に記載の上塗り塗料用樹脂エマルション。
- 請求項1または2に記載の塗料用樹脂エマルションを含有する上塗り塗料。
- 請求項1に記載の内層および外層を有するエマルション粒子を含有する上塗り樹脂エマルションの製造方法であって、スチレン系単量体80〜100質量%および当該スチレン系単量体以外の単量体0〜20質量%を含有する単量体成分Aを乳化重合させてなる重合体(I)を含有する樹脂層および(メタ)アクリル酸エステル70〜100質量%および当該(メタ)アクリル酸エステル以外の単量体0〜30質量%を含有する単量体成分Bを乳化重合させてなる重合体(II)を含有する樹脂層を形成させ、エマルション粒子の原料として使用される全単量体成分におけるスチレン系単量体の含有率を10〜55質量%に調整することを特徴とする上塗り塗料用樹脂エマルションの製造方法。
- 内層が重合体(I)を含有する樹脂層であり、外層が重合体(II)を含有する樹脂層である請求項4に記載の上塗り塗料用樹脂エマルションの製造方法。
- スチレン系単量体80〜100質量%および当該スチレン系単量体以外の単量体0〜20質量%を含有する単量体成分Aを乳化重合させ、得られた重合体(I)を含有する樹脂層を内層として形成させた後、当該樹脂層上に(メタ)アクリル酸エステル70〜100質量%および当該(メタ)アクリル酸エステル以外の単量体0〜30質量%を含有する単量体成分Bを乳化重合させ、得られた重合体(II)を含有する樹脂層を外層として形成させる際に、エマルション粒子の原料として使用される全単量体成分におけるスチレン系単量体の含有率を10〜55質量%に調整する請求項4または5に記載の上塗り塗料用樹脂エマルションの製造方法。
- エマルション粒子の原料として使用される全単量体成分に酸基含有単量体が含有され、当該全単量体成分における酸基含有単量体の含有率が0.1〜10質量%である請求項4〜6のいずれかに記載の上塗り塗料用樹脂エマルションの製造方法。
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