JP5992145B2 - 水性媒体中の界面活性剤フリーのpH非感受性ポリマー粒子分散液を製造する方法 - Google Patents
水性媒体中の界面活性剤フリーのpH非感受性ポリマー粒子分散液を製造する方法 Download PDFInfo
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- JP5992145B2 JP5992145B2 JP2011085476A JP2011085476A JP5992145B2 JP 5992145 B2 JP5992145 B2 JP 5992145B2 JP 2011085476 A JP2011085476 A JP 2011085476A JP 2011085476 A JP2011085476 A JP 2011085476A JP 5992145 B2 JP5992145 B2 JP 5992145B2
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- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 8
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- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 8
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- 125000004434 sulfur atom Chemical group 0.000 claims description 8
- XHZPRMZZQOIPDS-UHFFFAOYSA-N 2-Methyl-2-[(1-oxo-2-propenyl)amino]-1-propanesulfonic acid Chemical compound OS(=O)(=O)CC(C)(C)NC(=O)C=C XHZPRMZZQOIPDS-UHFFFAOYSA-N 0.000 claims description 7
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- 239000002202 Polyethylene glycol Substances 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
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- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 4
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- XWGJFPHUCFXLBL-UHFFFAOYSA-M rongalite Chemical compound [Na+].OCS([O-])=O XWGJFPHUCFXLBL-UHFFFAOYSA-M 0.000 description 4
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- LAKYXBYUROTWBI-UHFFFAOYSA-N bis(benzylsulfanyl)methanethione Chemical compound C=1C=CC=CC=1CSC(=S)SCC1=CC=CC=C1 LAKYXBYUROTWBI-UHFFFAOYSA-N 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
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- 229920000428 triblock copolymer Polymers 0.000 description 3
- YPAURZBMECSUPE-UHFFFAOYSA-N 1-(2-hydroxyethyl)imidazolidin-2-one;2-methylprop-2-enoic acid Chemical compound CC(=C)C(O)=O.OCCN1CCNC1=O YPAURZBMECSUPE-UHFFFAOYSA-N 0.000 description 2
- 229920000536 2-Acrylamido-2-methylpropane sulfonic acid Polymers 0.000 description 2
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- 125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 description 2
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- IZMZREOTRMMCCB-UHFFFAOYSA-N 1,4-dichloro-2-ethenylbenzene Chemical compound ClC1=CC=C(Cl)C(C=C)=C1 IZMZREOTRMMCCB-UHFFFAOYSA-N 0.000 description 1
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- 229920002125 Sokalan® Polymers 0.000 description 1
- 239000012963 UV stabilizer Substances 0.000 description 1
- YMOONIIMQBGTDU-VOTSOKGWSA-N [(e)-2-bromoethenyl]benzene Chemical compound Br\C=C\C1=CC=CC=C1 YMOONIIMQBGTDU-VOTSOKGWSA-N 0.000 description 1
- XMWOUBDVYDUJHC-UHFFFAOYSA-N [2,3,4,5,6-pentakis(benzenecarbonothioylsulfanylmethyl)phenyl]methyl benzenecarbodithioate Chemical compound C=1C=CC=CC=1C(=S)SCC(C(=C(CSC(=S)C=1C=CC=CC=1)C(CSC(=S)C=1C=CC=CC=1)=C1CSC(=S)C=2C=CC=CC=2)CSC(=S)C=2C=CC=CC=2)=C1CSC(=S)C1=CC=CC=C1 XMWOUBDVYDUJHC-UHFFFAOYSA-N 0.000 description 1
- KZADRVFIZVYCCA-UHFFFAOYSA-N [4-(benzenecarbonothioylsulfanylmethyl)phenyl]methyl benzenecarbodithioate Chemical compound C=1C=CC=CC=1C(=S)SCC(C=C1)=CC=C1CSC(=S)C1=CC=CC=C1 KZADRVFIZVYCCA-UHFFFAOYSA-N 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 125000003342 alkenyl group Chemical group 0.000 description 1
- XYLMUPLGERFSHI-UHFFFAOYSA-N alpha-Methylstyrene Chemical compound CC(=C)C1=CC=CC=C1 XYLMUPLGERFSHI-UHFFFAOYSA-N 0.000 description 1
- 125000003368 amide group Chemical group 0.000 description 1
- 229920000469 amphiphilic block copolymer Polymers 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- ZGCZDEVLEULNLJ-UHFFFAOYSA-M benzyl-dimethyl-(2-prop-2-enoyloxyethyl)azanium;chloride Chemical compound [Cl-].C=CC(=O)OCC[N+](C)(C)CC1=CC=CC=C1 ZGCZDEVLEULNLJ-UHFFFAOYSA-M 0.000 description 1
- CRGOPMLUWCMMCK-UHFFFAOYSA-M benzyl-dimethyl-[2-(2-methylprop-2-enoyloxy)ethyl]azanium;chloride Chemical compound [Cl-].CC(=C)C(=O)OCC[N+](C)(C)CC1=CC=CC=C1 CRGOPMLUWCMMCK-UHFFFAOYSA-M 0.000 description 1
- 230000002902 bimodal effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000001246 colloidal dispersion Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 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 1
- FWLDHHJLVGRRHD-UHFFFAOYSA-N decyl prop-2-enoate Chemical compound CCCCCCCCCCOC(=O)C=C FWLDHHJLVGRRHD-UHFFFAOYSA-N 0.000 description 1
- 125000002147 dimethylamino group Chemical group [H]C([H])([H])N(*)C([H])([H])[H] 0.000 description 1
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 125000003438 dodecyl group Chemical group [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])* 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- OEBAUBJJYHXAHH-UHFFFAOYSA-N ethyl 2-ethanethioylsulfanylacetate Chemical compound CCOC(=O)CSC(C)=S OEBAUBJJYHXAHH-UHFFFAOYSA-N 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- GVEPBJHOBDJJJI-UHFFFAOYSA-N fluoranthrene Natural products C1=CC(C2=CC=CC=C22)=C3C2=CC=CC3=C1 GVEPBJHOBDJJJI-UHFFFAOYSA-N 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- VOZRXNHHFUQHIL-UHFFFAOYSA-N glycidyl methacrylate Chemical compound CC(=C)C(=O)OCC1CO1 VOZRXNHHFUQHIL-UHFFFAOYSA-N 0.000 description 1
- 239000012456 homogeneous solution Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 150000002433 hydrophilic molecules Chemical class 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000002917 insecticide Substances 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000010550 living polymerization reaction Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- 230000001404 mediated effect Effects 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 150000002924 oxiranes Chemical class 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 1
- QIWKUEJZZCOPFV-UHFFFAOYSA-N phenyl 2-methylprop-2-enoate Chemical class CC(=C)C(=O)OC1=CC=CC=C1 QIWKUEJZZCOPFV-UHFFFAOYSA-N 0.000 description 1
- WRAQQYDMVSCOTE-UHFFFAOYSA-N phenyl prop-2-enoate Chemical compound C=CC(=O)OC1=CC=CC=C1 WRAQQYDMVSCOTE-UHFFFAOYSA-N 0.000 description 1
- 125000001476 phosphono group Chemical group [H]OP(*)(=O)O[H] 0.000 description 1
- 239000003880 polar aprotic solvent Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 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
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000006254 rheological additive Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- LDSBVDSURVTMPR-UHFFFAOYSA-M sodium benzyl(ethenoxy)phosphinate Chemical compound C=COP(=O)(CC1=CC=CC=C1)[O-].[Na+] LDSBVDSURVTMPR-UHFFFAOYSA-M 0.000 description 1
- FWFUWXVFYKCSQA-UHFFFAOYSA-M sodium;2-methyl-2-(prop-2-enoylamino)propane-1-sulfonate Chemical group [Na+].[O-]S(=O)(=O)CC(C)(C)NC(=O)C=C FWFUWXVFYKCSQA-UHFFFAOYSA-M 0.000 description 1
- MNCGMVDMOKPCSQ-UHFFFAOYSA-M sodium;2-phenylethenesulfonate Chemical compound [Na+].[O-]S(=O)(=O)C=CC1=CC=CC=C1 MNCGMVDMOKPCSQ-UHFFFAOYSA-M 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- 150000003871 sulfonates Chemical class 0.000 description 1
- NNADJWNJTLVMSL-UHFFFAOYSA-N tert-butyl benzenecarbodithioate Chemical compound CC(C)(C)SC(=S)C1=CC=CC=C1 NNADJWNJTLVMSL-UHFFFAOYSA-N 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- FZGFBJMPSHGTRQ-UHFFFAOYSA-M trimethyl(2-prop-2-enoyloxyethyl)azanium;chloride Chemical compound [Cl-].C[N+](C)(C)CCOC(=O)C=C FZGFBJMPSHGTRQ-UHFFFAOYSA-M 0.000 description 1
- RRHXZLALVWBDKH-UHFFFAOYSA-M trimethyl-[2-(2-methylprop-2-enoyloxy)ethyl]azanium;chloride Chemical compound [Cl-].CC(=C)C(=O)OCC[N+](C)(C)C RRHXZLALVWBDKH-UHFFFAOYSA-M 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
- C08F2/00—Processes of polymerisation
- C08F2/12—Polymerisation in non-solvents
- C08F2/16—Aqueous medium
- C08F2/22—Emulsion polymerisation
-
- 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
- C08F293/00—Macromolecular compounds obtained by polymerisation on to a macromolecule having groups capable of inducing the formation of new polymer chains bound exclusively at one or both ends of the starting macromolecule
- C08F293/005—Macromolecular compounds obtained by polymerisation on to a macromolecule having groups capable of inducing the formation of new polymer chains bound exclusively at one or both ends of the starting macromolecule using free radical "living" or "controlled" polymerisation, e.g. using a complexing agent
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- 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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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J153/00—Adhesives based on block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Adhesives based on derivatives of such polymers
-
- 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
- C08F2438/00—Living radical polymerisation
- C08F2438/02—Stable Free Radical Polymerisation [SFRP]; Nitroxide Mediated Polymerisation [NMP] for, e.g. using 2,2,6,6-tetramethylpiperidine-1-oxyl [TEMPO]
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- Polymerisation Methods In General (AREA)
- Paints Or Removers (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
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- Compositions Of Macromolecular Compounds (AREA)
Description
R−{[(A)x(B)y]−Y}nまたは1
式中、Aは親水性のpH非感受性モノマーであり、Bはコモノマーであり、Yは末端基であり、x≧1、y≧0、n≧2であり、式中のAとBは任意の順序または配列で生じてもよく、Rは式(I)または(III)である:
R−{[(A)x(B)y]−[(C)m]p−Y}nまたは1
式中Aは、親水性のpH非感受性モノマーであり、Bは、コモノマーであり、Cは、少なくとも1種のエチレン性不飽和モノマーであり、Yは、末端基であり、x≧1、y≧0、m≧1、n≧2およびp≧1であり、p>1の場合、各Cのセグメントは、異なる組成を有し、AおよびBは、リビングマクロ開始剤内で任意の順序または配列で生じてもよく、Rは、式(I)または(III)であり;
(a)親水性のpH非感受性モノマーと窒素−酸素結合を含むアルコキシアミン化合物とを反応させてリビングマクロ開始剤を形成すること;
(b)少なくとも1種のモノマー、リビングマクロ開始剤を含むが、界面活性剤を除外した水性エマルジョンを製造すること;
(c)重合条件下で前記エマルジョンを維持して分散されたポリマー粒子を含有するラテックスを提供すること、
を含む。
2Lのステンレススチール製反応器に、以下の成分を秤量した:389.29gの50重量%のAMPS−Na(水性)、2.265gのSG1、481.515gの脱イオン水、24.805gのBB−MA(ペンシルバニア州フィラデルフィア所在のArkema Inc.から入手可能、6.50×10-2モル、目標Mn約3.0kg/モル)、および17.296gの20重量%のNaOH(水性)。この混合物を、178.71gの脱イオン水で希釈し、窒素により10分間脱気する。この混合物を攪拌しながら、95〜105℃で4時間加熱する。生成物を回収した(約95%cvのAMPSNa)。この水性マクロ開始剤溶液(pAMPSNaまたは重合化AMPSNa)は、さらに精製することなく用いた。
非イオン性第一ブロックを、ヒドロキシエチルアクリレートから製造した。5.0400gのヒドロキシエチルアクリレート(HEA)、9.949gの脱イオン水、0.174gの炭酸ナトリウム、および0.682gのBB−MA(1.79×10-3モル、目標Mn約2.8kg/モル)を、90℃で3時間重合させた(98%cvのHEA)。
50kg/モルのpBA第一ブロックを、2kg/モルのp(AMPSNa)マクロ開始剤を用いて製造した。2Lのパール(Parr)高圧反応器に、257.7gの脱イオン水、0.43gのNaHCO3、35.3gの14.4重量%水性p(AMPSNa)マクロ開始剤溶液(5.1gのp(AMPSNa)、2.54×10-3モル、Mn約2.0kg/モル)および149.5gのブチルアクリレート(BA)を装填した。この反応器を密閉し、攪拌し、窒素を散布し、85%のBA変換が得られるまで120℃に加熱した。次いで反応器を室温まで冷却した。ラテックスには、28.4%固体および強度平均粒径、DI=130nmを有した。
3kg/モルのpBA第一ブロックを、2kg/モルのp(AMPSNa)マクロ開始剤を用いて製造した。2Lのパール(Parr)高圧反応器に、853.3gの脱イオン水、3.57gのNa2CO3、0.14gのNaOH、39.80gの42.4重量%の水性p(AMPSNa)マクロ開始剤溶液(16.8gのp(AMPSNa)、5.60×10-3モル、Mn約2.0kg/モル)および16.8gのブチルアクリレートを装填した。この反応器を密閉し、攪拌し、窒素散布し、100℃で1時間加熱すると、100%のBA変換が得られた。反応器を室温まで冷却した。ラテックスは、2.5%固体および強度平均粒径、DI=373nmを有した。
実施例3のラテックスの一定分量を、0.8%のHCl(水性)によりpH<3まで滴定した。
スルホネート/ヒドロキシル混合の第一ブロックを、ヒドロキシエチルメタクリレートから製造した。2.153gのヒドロキシエチルメタクリレート(HEMA)、12.7742gの50重量%AMPS−Na(水性)、0.021gのSG1、1.580gの脱イオン水、および0.649gのBB−MA(1.79×10-3モル、目標Mn5kg/モル)を、85℃で2時間重合させた(98%cvのHEMA)。
Claims (12)
- 乳化重合ポリマーおよび前記乳化重合ポリマーに共有結合したマクロ開始剤を含むポリマー粒子の水性分散液であって、
前記マクロ開始剤が、2−アクリルアミド−2−メチルプロパンスルホン酸(AMPS)とその塩からなる群から選択される、反応形態における親水性のpH非感受性モノマーであり;
前記乳化重合ポリマーが、(メタ)アクリレート類、スチレン類、(メタ)アクリルアミド類、(メタ)アクリロニトリル類、およびそれらの混合物からなる群から選択される、重合形態における少なくとも1種の追加的エチレン性不飽和モノマーから構成され、
前記マクロ開始剤が、重合形態におけるアクリロイル基およびスルホン酸基を含むモノマーの少なくとも1種の水溶性塩を含み、および
前記ポリマー粒子が式R−{[(A)x(B)y]−[(C)m]p−Y}nまたは1を有し、式中Aは、親水性のpH非感受性モノマーであり、Bは、AおよびC以外のコモノマーであり、Cは、前記エチレン性不飽和モノマーであり、Yは、A、B、CおよびRからなる群から選択される末端基であり、x≧1、y≧0、m≧1、n≧2およびp≧1であり、p>1の場合、各Cのセグメントは、異なる組成を有し、AおよびBは、前記マクロ開始剤内で任意の順序または配列で生じてもよく、Rは、式(I)または(III)である、ポリマー粒子分散液;
式中、同一かまたは異なるR1とR3は、アルキル基中1から3の炭素原子数を有する線状または分枝状アルキル基を表し;R2は、水素原子またはアルキル基中1から8の炭素原子数を有する線状または分枝状アルキル基、フェニル基、アルカリ金属イオン、またはアンモニウムイオンを表し;Zは、アリール基または式Z1−[X−C(O)]nの基を表し、式中Z1は、多官能構造を表し、Xは、酸素原子、炭素基を担持する窒素原子、水素原子、または硫黄原子であり、n≧2であり、および
当該ポリマー粒子分散液が、7未満のpHを有する、ポリマー粒子の水性分散液。 - 前記乳化重合ポリマーが、(メタ)アクリレート類をベースとするポリマー類からなる、請求項1に記載の水性分散液。
- 前記乳化重合ポリマーが、ホモポリマーまたはコポリマーを含み、前記コポリマーが、統計コポリマー、ランダムコポリマー、ブロックコポリマー、または勾配コポリマーである、請求項1に記載の水性分散液。
- 請求項1〜3いずれか1項に記載の水性分散液を含む、塗料組成物、コーティング剤組成物、または接着剤組成物。
- 請求項1〜3いずれか1項に記載の水性分散液および少なくとも1種の追加的塗料成分、コーティング剤成分、または接着剤成分を含む、塗料組成物、コーティング剤組成物、または接着剤組成物。
- 水性媒体中、界面活性剤なしで、(メタ)アクリレート類、スチレン類、(メタ)アクリルアミド類、(メタ)アクリロニトリル類、およびそれらの混合物からなる群から選択されるエチレン性不飽和モノマー(i)とリビングマクロ開始剤(ii)とを反応させて前記エチレン性不飽和モノマーの重合を達成することを含むポリマー粒子の水性分散液の製造方法であって、ニトロキシド媒介重合であるかまたは可逆的付加−開裂連鎖移動(RAFT)重合を介して形成された前記マクロ開始剤が、2−アクリルアミド−2−メチルプロパンスルホン酸(AMPS)とその塩からなる群から選択される、重合形態における親水性のpH非感受性モノマーであり、および
前記ポリマー粒子が式R−{[(A)x(B)y]−[(C)m]p−Y}nまたは1を有し、式中Aは、親水性のpH非感受性モノマーであり、Bは、AおよびC以外のコモノマーであり、Cは、前記エチレン性不飽和モノマーであり、Yは、A、B、CおよびRからなる群から選択される末端基であり、x≧1、y≧0、m≧1、n≧2およびp≧1であり、p>1の場合、各Cのセグメントは、異なる組成を有し、AおよびBは、前記マクロ開始剤内で任意の順序または配列で生じてもよく、Rは、式(I)または(III)である、ポリマー粒子分散液;
式中、同一かまたは異なるR1とR3は、アルキル基中1から3の炭素原子数を有する線状または分枝状アルキル基を表し;R2は、水素原子またはアルキル基中1から8の炭素原子数を有する線状または分枝状アルキル基、フェニル基、アルカリ金属イオン、またはアンモニウムイオンを表し;Zは、アリール基または式Z1−[X−C(O)]nの基を表し、式中Z1は、多官能構造を表し、Xは、酸素原子、炭素基を担持する窒素原子、水素原子、または硫黄原子であり、n≧2であり、および
当該ポリマー粒子分散液が、7未満のpHを有する、方法。 - 前記エチレン性不飽和モノマーが、(メタ)アクリレート類からなる、請求項6に記載の方法。
- 前記リビングマクロ開始剤が、式(IV)または(V)のいずれかを有するアルコキシアミン化合物の存在下、親水性のpH非感受性モノマーの制御ラジカル重合を実施することにより形成される請求項6または7いずれか1項に記載の方法:
式中、同一かまたは異なるR1とR3は、アルキル基中1から3の炭素原子数を有する線状または分枝状アルキル基を表し;R2は、水素原子、アルキル基中1から8の炭素原子数を有する線状または分枝状アルキル基、フェニル基、アルカリ金属イオン、またはアンモニウムイオンを表わし;Zは、アリール基または式Z1−[X−C(O)]nの基を表し、式中Z1は、多官能構造を表し、Xは、酸素原子、炭素基を担持する窒素原子、水素原子、または硫黄原子であり;n≧2である。 - 前記マクロ開始剤が、水性媒体中で形成される、請求項8に記載の方法。
- 前記アルコキシアミン化合物が、N−(2−メチルプロピル)−N−(1−ジエチルホスホノ−2,2−ジメチルプロピル)−O−(2−カルボキシプロパ−2−イル)ヒドロキシルアミンである、請求項8または9に記載の方法。
- 前記親水性のpH非感受性モノマーと前記アルコキシアミン化合物との制御ラジカル重合中に、ニトロキシド化合物を添加する、請求項8〜10いずれか1項に記載の方法。
- 前記リビングマクロ開始剤を、可逆的付加−開裂連鎖移動(RAFT)剤により製造する、請求項8〜11いずれか1項に記載の方法。
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