JP6812167B2 - 超高分子量ポリスチレンスルホン酸又はその塩、その製造方法及びその用途 - Google Patents
超高分子量ポリスチレンスルホン酸又はその塩、その製造方法及びその用途 Download PDFInfo
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- JP6812167B2 JP6812167B2 JP2016162098A JP2016162098A JP6812167B2 JP 6812167 B2 JP6812167 B2 JP 6812167B2 JP 2016162098 A JP2016162098 A JP 2016162098A JP 2016162098 A JP2016162098 A JP 2016162098A JP 6812167 B2 JP6812167 B2 JP 6812167B2
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- -1 peroxide compound Chemical class 0.000 claims description 45
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 33
- AGBXYHCHUYARJY-UHFFFAOYSA-N 2-phenylethenesulfonic acid Chemical compound OS(=O)(=O)C=CC1=CC=CC=C1 AGBXYHCHUYARJY-UHFFFAOYSA-N 0.000 claims description 30
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- QWFMDSOYEQHWMF-UHFFFAOYSA-N 2,3-bis(ethenyl)benzenesulfonic acid Chemical compound OS(=O)(=O)C1=CC=CC(C=C)=C1C=C QWFMDSOYEQHWMF-UHFFFAOYSA-N 0.000 claims description 15
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- XWNVSPGTJSGNPU-UHFFFAOYSA-N ethyl 4-chloro-1h-indole-2-carboxylate Chemical compound C1=CC=C2NC(C(=O)OCC)=CC2=C1Cl XWNVSPGTJSGNPU-UHFFFAOYSA-N 0.000 description 1
- FKIRSCKRJJUCNI-UHFFFAOYSA-N ethyl 7-bromo-1h-indole-2-carboxylate Chemical compound C1=CC(Br)=C2NC(C(=O)OCC)=CC2=C1 FKIRSCKRJJUCNI-UHFFFAOYSA-N 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- DNJIEGIFACGWOD-UHFFFAOYSA-N ethyl mercaptane Natural products CCS DNJIEGIFACGWOD-UHFFFAOYSA-N 0.000 description 1
- STVZJERGLQHEKB-UHFFFAOYSA-N ethylene glycol dimethacrylate Substances CC(=C)C(=O)OCCOC(=O)C(C)=C STVZJERGLQHEKB-UHFFFAOYSA-N 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- XLYMOEINVGRTEX-UHFFFAOYSA-N fumaric acid monoethyl ester Natural products CCOC(=O)C=CC(O)=O XLYMOEINVGRTEX-UHFFFAOYSA-N 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 229960003180 glutathione Drugs 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
- PBZROIMXDZTJDF-UHFFFAOYSA-N hepta-1,6-dien-4-one Chemical compound C=CCC(=O)CC=C PBZROIMXDZTJDF-UHFFFAOYSA-N 0.000 description 1
- LNMQRPPRQDGUDR-UHFFFAOYSA-N hexyl prop-2-enoate Chemical compound CCCCCCOC(=O)C=C LNMQRPPRQDGUDR-UHFFFAOYSA-N 0.000 description 1
- 229920006158 high molecular weight polymer Polymers 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 description 1
- 125000004029 hydroxymethyl group Chemical group [H]OC([H])([H])* 0.000 description 1
- 239000001863 hydroxypropyl cellulose Substances 0.000 description 1
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 description 1
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Substances C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000001023 inorganic pigment Substances 0.000 description 1
- 239000010422 internal standard material Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000003014 ion exchange membrane Substances 0.000 description 1
- 235000013847 iso-butane Nutrition 0.000 description 1
- 229940026239 isoascorbic acid Drugs 0.000 description 1
- NNPPMTNAJDCUHE-UHFFFAOYSA-N isobutane Chemical compound CC(C)C NNPPMTNAJDCUHE-UHFFFAOYSA-N 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 125000005641 methacryl group Chemical group 0.000 description 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
- ZQMHJBXHRFJKOT-UHFFFAOYSA-N methyl 2-[(1-methoxy-2-methyl-1-oxopropan-2-yl)diazenyl]-2-methylpropanoate Chemical compound COC(=O)C(C)(C)N=NC(C)(C)C(=O)OC ZQMHJBXHRFJKOT-UHFFFAOYSA-N 0.000 description 1
- GYNNXHKOJHMOHS-UHFFFAOYSA-N methyl-cycloheptane Natural products CC1CCCCCC1 GYNNXHKOJHMOHS-UHFFFAOYSA-N 0.000 description 1
- LVHBHZANLOWSRM-UHFFFAOYSA-N methylenebutanedioic acid Natural products OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 description 1
- 239000000693 micelle Substances 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 229910000403 monosodium phosphate Inorganic materials 0.000 description 1
- 235000019799 monosodium phosphate Nutrition 0.000 description 1
- PJUIMOJAAPLTRJ-UHFFFAOYSA-N monothioglycerol Chemical compound OCC(O)CS PJUIMOJAAPLTRJ-UHFFFAOYSA-N 0.000 description 1
- ZIUHHBKFKCYYJD-UHFFFAOYSA-N n,n'-methylenebisacrylamide Chemical compound C=CC(=O)NCNC(=O)C=C ZIUHHBKFKCYYJD-UHFFFAOYSA-N 0.000 description 1
- DFENKTCEEGOWLB-UHFFFAOYSA-N n,n-bis(methylamino)-2-methylidenepentanamide Chemical compound CCCC(=C)C(=O)N(NC)NC DFENKTCEEGOWLB-UHFFFAOYSA-N 0.000 description 1
- OVHHHVAVHBHXAK-UHFFFAOYSA-N n,n-diethylprop-2-enamide Chemical compound CCN(CC)C(=O)C=C OVHHHVAVHBHXAK-UHFFFAOYSA-N 0.000 description 1
- 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 1
- RQAKESSLMFZVMC-UHFFFAOYSA-N n-ethenylacetamide Chemical compound CC(=O)NC=C RQAKESSLMFZVMC-UHFFFAOYSA-N 0.000 description 1
- ZQXSMRAEXCEDJD-UHFFFAOYSA-N n-ethenylformamide Chemical compound C=CNC=O ZQXSMRAEXCEDJD-UHFFFAOYSA-N 0.000 description 1
- SWPMNMYLORDLJE-UHFFFAOYSA-N n-ethylprop-2-enamide Chemical compound CCNC(=O)C=C SWPMNMYLORDLJE-UHFFFAOYSA-N 0.000 description 1
- SEEYREPSKCQBBF-UHFFFAOYSA-N n-methylmaleimide Chemical compound CN1C(=O)C=CC1=O SEEYREPSKCQBBF-UHFFFAOYSA-N 0.000 description 1
- YPHQUSNPXDGUHL-UHFFFAOYSA-N n-methylprop-2-enamide Chemical compound CNC(=O)C=C YPHQUSNPXDGUHL-UHFFFAOYSA-N 0.000 description 1
- QNILTEGFHQSKFF-UHFFFAOYSA-N n-propan-2-ylprop-2-enamide Chemical compound CC(C)NC(=O)C=C QNILTEGFHQSKFF-UHFFFAOYSA-N 0.000 description 1
- PSZYNBSKGUBXEH-UHFFFAOYSA-M naphthalene-1-sulfonate Chemical compound C1=CC=C2C(S(=O)(=O)[O-])=CC=CC2=C1 PSZYNBSKGUBXEH-UHFFFAOYSA-M 0.000 description 1
- 125000006501 nitrophenyl group Chemical group 0.000 description 1
- 239000002736 nonionic surfactant Substances 0.000 description 1
- 238000000655 nuclear magnetic resonance spectrum Methods 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
- HMZGPNHSPWNGEP-UHFFFAOYSA-N octadecyl 2-methylprop-2-enoate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)C(C)=C HMZGPNHSPWNGEP-UHFFFAOYSA-N 0.000 description 1
- NZIDBRBFGPQCRY-UHFFFAOYSA-N octyl 2-methylprop-2-enoate Chemical compound CCCCCCCCOC(=O)C(C)=C NZIDBRBFGPQCRY-UHFFFAOYSA-N 0.000 description 1
- 229940065472 octyl acrylate Drugs 0.000 description 1
- ANISOHQJBAQUQP-UHFFFAOYSA-N octyl prop-2-enoate Chemical compound CCCCCCCCOC(=O)C=C ANISOHQJBAQUQP-UHFFFAOYSA-N 0.000 description 1
- RPQRDASANLAFCM-UHFFFAOYSA-N oxiran-2-ylmethyl prop-2-enoate Chemical compound C=CC(=O)OCC1CO1 RPQRDASANLAFCM-UHFFFAOYSA-N 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 125000006353 oxyethylene group Chemical group 0.000 description 1
- 239000006174 pH buffer Substances 0.000 description 1
- ULDDEWDFUNBUCM-UHFFFAOYSA-N pentyl prop-2-enoate Chemical compound CCCCCOC(=O)C=C ULDDEWDFUNBUCM-UHFFFAOYSA-N 0.000 description 1
- FURYAADUZGZUGQ-UHFFFAOYSA-N phenoxybenzene;sulfuric acid Chemical compound OS(O)(=O)=O.C=1C=CC=CC=1OC1=CC=CC=C1 FURYAADUZGZUGQ-UHFFFAOYSA-N 0.000 description 1
- QIWKUEJZZCOPFV-UHFFFAOYSA-N phenyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OC1=CC=CC=C1 QIWKUEJZZCOPFV-UHFFFAOYSA-N 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 229930015698 phenylpropene Natural products 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229920001195 polyisoprene Polymers 0.000 description 1
- 229920000193 polymethacrylate Polymers 0.000 description 1
- 229920002503 polyoxyethylene-polyoxypropylene Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 235000015497 potassium bicarbonate Nutrition 0.000 description 1
- 239000011736 potassium bicarbonate Substances 0.000 description 1
- 229910000028 potassium bicarbonate Inorganic materials 0.000 description 1
- 229940094037 potassium bromate Drugs 0.000 description 1
- 235000019396 potassium bromate Nutrition 0.000 description 1
- TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 description 1
- RWPGFSMJFRPDDP-UHFFFAOYSA-L potassium metabisulfite Chemical compound [K+].[K+].[O-]S(=O)S([O-])(=O)=O RWPGFSMJFRPDDP-UHFFFAOYSA-L 0.000 description 1
- 235000010263 potassium metabisulphite 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
- BHZRJJOHZFYXTO-UHFFFAOYSA-L potassium sulfite Chemical compound [K+].[K+].[O-]S([O-])=O BHZRJJOHZFYXTO-UHFFFAOYSA-L 0.000 description 1
- 235000019252 potassium sulphite Nutrition 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- FZYCEURIEDTWNS-UHFFFAOYSA-N prop-1-en-2-ylbenzene Chemical compound CC(=C)C1=CC=CC=C1.CC(=C)C1=CC=CC=C1 FZYCEURIEDTWNS-UHFFFAOYSA-N 0.000 description 1
- UIIIBRHUICCMAI-UHFFFAOYSA-N prop-2-ene-1-sulfonic acid Chemical compound OS(=O)(=O)CC=C UIIIBRHUICCMAI-UHFFFAOYSA-N 0.000 description 1
- BOQSSGDQNWEFSX-UHFFFAOYSA-N propan-2-yl 2-methylprop-2-enoate Chemical compound CC(C)OC(=O)C(C)=C BOQSSGDQNWEFSX-UHFFFAOYSA-N 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- QLNJFJADRCOGBJ-UHFFFAOYSA-N propionamide Chemical compound CCC(N)=O QLNJFJADRCOGBJ-UHFFFAOYSA-N 0.000 description 1
- 229940080818 propionamide Drugs 0.000 description 1
- PNXMTCDJUBJHQJ-UHFFFAOYSA-N propyl prop-2-enoate Chemical compound CCCOC(=O)C=C PNXMTCDJUBJHQJ-UHFFFAOYSA-N 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N sec-butylidene Natural products CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- AJPJDKMHJJGVTQ-UHFFFAOYSA-M sodium dihydrogen phosphate Chemical compound [Na+].OP(O)([O-])=O AJPJDKMHJJGVTQ-UHFFFAOYSA-M 0.000 description 1
- HRZFUMHJMZEROT-UHFFFAOYSA-L sodium disulfite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O HRZFUMHJMZEROT-UHFFFAOYSA-L 0.000 description 1
- 229940079827 sodium hydrogen sulfite Drugs 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
- 229910001379 sodium hypophosphite Inorganic materials 0.000 description 1
- 235000010262 sodium metabisulphite Nutrition 0.000 description 1
- 239000001488 sodium phosphate Substances 0.000 description 1
- 229910000162 sodium phosphate Inorganic materials 0.000 description 1
- 235000011008 sodium phosphates Nutrition 0.000 description 1
- 229940006186 sodium polystyrene sulfonate Drugs 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- PJANXHGTPQOBST-UHFFFAOYSA-N stilbene Chemical group C=1C=CC=CC=1C=CC1=CC=CC=C1 PJANXHGTPQOBST-UHFFFAOYSA-N 0.000 description 1
- KDYFGRWQOYBRFD-UHFFFAOYSA-L succinate(2-) Chemical compound [O-]C(=O)CCC([O-])=O KDYFGRWQOYBRFD-UHFFFAOYSA-L 0.000 description 1
- 239000005720 sucrose Substances 0.000 description 1
- XJAJNAQBHCNNBM-UHFFFAOYSA-N sulfo hydrogen sulfate dihydrate Chemical compound O.O.OS(=O)(=O)OS(O)(=O)=O XJAJNAQBHCNNBM-UHFFFAOYSA-N 0.000 description 1
- 150000003871 sulfonates Chemical class 0.000 description 1
- 150000003457 sulfones Chemical class 0.000 description 1
- 150000003459 sulfonic acid esters Chemical class 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 235000001508 sulfur Nutrition 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- MUTNCGKQJGXKEM-UHFFFAOYSA-N tamibarotene Chemical compound C=1C=C2C(C)(C)CCC(C)(C)C2=CC=1NC(=O)C1=CC=C(C(O)=O)C=C1 MUTNCGKQJGXKEM-UHFFFAOYSA-N 0.000 description 1
- XOAAWQZATWQOTB-UHFFFAOYSA-N taurine Chemical class NCCS(O)(=O)=O XOAAWQZATWQOTB-UHFFFAOYSA-N 0.000 description 1
- 150000003498 tellurium compounds Chemical class 0.000 description 1
- SJMYWORNLPSJQO-UHFFFAOYSA-N tert-butyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OC(C)(C)C SJMYWORNLPSJQO-UHFFFAOYSA-N 0.000 description 1
- WMXCDAVJEZZYLT-UHFFFAOYSA-N tert-butylthiol Chemical compound CC(C)(C)S WMXCDAVJEZZYLT-UHFFFAOYSA-N 0.000 description 1
- 150000003512 tertiary amines Chemical class 0.000 description 1
- CIHOLLKRGTVIJN-UHFFFAOYSA-N tert‐butyl hydroperoxide Chemical compound CC(C)(C)OO CIHOLLKRGTVIJN-UHFFFAOYSA-N 0.000 description 1
- NBOMNTLFRHMDEZ-UHFFFAOYSA-N thiosalicylic acid Chemical compound OC(=O)C1=CC=CC=C1S NBOMNTLFRHMDEZ-UHFFFAOYSA-N 0.000 description 1
- 229940103494 thiosalicylic acid Drugs 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- LDHQCZJRKDOVOX-UHFFFAOYSA-N trans-crotonic acid Natural products CC=CC(O)=O LDHQCZJRKDOVOX-UHFFFAOYSA-N 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
- FUSUHKVFWTUUBE-UHFFFAOYSA-N vinyl methyl ketone Natural products CC(=O)C=C FUSUHKVFWTUUBE-UHFFFAOYSA-N 0.000 description 1
- NLVXSWCKKBEXTG-UHFFFAOYSA-N vinylsulfonic acid Chemical compound OS(=O)(=O)C=C NLVXSWCKKBEXTG-UHFFFAOYSA-N 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
- 239000000230 xanthan gum Substances 0.000 description 1
- 229920001285 xanthan gum Polymers 0.000 description 1
- 235000010493 xanthan gum Nutrition 0.000 description 1
- 229940082509 xanthan gum Drugs 0.000 description 1
- 239000004711 α-olefin Substances 0.000 description 1
- DGVVWUTYPXICAM-UHFFFAOYSA-N β‐Mercaptoethanol Chemical compound OCCS DGVVWUTYPXICAM-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Description
当該水溶性ポリマーがゲル浸透クロマトグラフィー(以下、ゲル浸透クロマトグラフィーを「GPC」と言うことがある)により求められる重量平均分子量が90万ダルトン(Da)を超える、及び/又は、5重量%(wt%)水溶液(30℃)として測定される粘度が100mPa・sを超える、超高分子量ポリスチレンスルホン酸又はその塩に係る。
さらに本発明は、上記水溶性ポリマーに含まれる繰り返し構造単位(A)及び(B)に加え、下記繰り返し構造単位(C)を含む、超高分子量ポリスチレンスルホン酸又はその塩に係る。
(E)ジビニルベンゼンスルホン酸又はその塩
但し、(D)は99.95〜90.00モル%、及び(E)は0.05〜10.00モル%である。
(F)(D)及び(E)とは異なる共重合可能なラジカル重合性モノマー
以上に挙げたモノマーが本発明の超高分子量PSSとして製造されると、例えば、アクリル酸、メタクリル酸、マレイン酸、N−ビニルピロリドンの場合には、アクリル酸残基、メタクリル酸残基、マレイン酸残基及びN−ビニルピロリドン残基からなる群より選ばれる1種又は2種以上の組合せとなるラジカル重合性モノマー残基となる。
分子量調節剤としては、例えば、ジイソプロピルキサントゲンジスルフィド、ジエチルキサントゲンジスルフィド、ジエチルチウラムジスルフィド、2,2’−ジチオジプロピオン酸、3,3’−ジチオジプロピオン酸、4,4’−ジチオジブタン酸、2,2’−ジチオビス安息香酸などのジスルフィド類、n−ドデシルメルカプタン、オクチルメルカプタン、t−ブチルメルカプタン、チオグリコール酸、チオリンゴ酸、2−メルカプトプロピオン酸、3−メルカプトプロピオン酸、チオサリチル酸、3−メルカプト安息香酸、4−メルカプト安息香酸、チオマロン酸、ジチオコハク酸、チオマレイン酸、チオマレイン酸無水物、ジチオマレイン酸、チオグルタール酸、システイン、ホモシステイン、5−メルカプトテトラゾール酢酸、3−メルカプト−1−プロパンスルホン酸、メタリルスルホ酸、3−メルカプトプロパン−1,2−ジオール、メルカプトエタノール、1,2−ジメチルメルカプトエタン、2−メルカプトエチルアミン塩酸塩、6−メルカプト−1−ヘキサノール、2−メルカプト−1−イミダゾール、3−メルカプト−1,2,4−トリアゾール、システイン、N−アシルシステイン、グルタチオン、N−ブチルアミノエタンチオール、N,N−ジエチルアミノエタンチオールなどのメルカプタン類、ヨードホルムなどのハロゲン化炭化水素、ジフェニルエチレン、p−クロロジフェニルエチレン、p−シアノジフェニルエチレン、α−メチルスチレンダイマー、ベンジルジチオベンゾエート、2−シアノプロプ−2−イルジチオベンゾエート、有機テルル化合物、イオウ、亜硫酸ナトリウム、亜硫酸カリウム、重亜硫酸ナトリウム、重亜硫酸カリウム、ピロ亜硫酸ナトリウム、ピロ亜硫酸カリウム等が挙げられる。
酸化還元滴定法により、活性二重結合を定量し、試料中のスチレンスルホン酸ナトリウム含量とした。
(1)器具及び装置
1)秤量瓶:直径50mm、深さ70mm
2)500ml、1000mlメスフラスコ
3)500ml共栓付三角フラスコ
4)電子化学天秤
(2)試薬
1)臭素液:臭化カリウム(KBr)22.00g、臭素酸カリウム(KBrO3)3.00gを純水に溶解し、全体を1000mlとした。
2)硫酸水溶液(濃硫酸/純水体積比=1/1)
3)ヨウ化カリウム水溶液(200g/L)
4)0.1mol/Lチオ硫酸ナトリウム水溶液
5)でんぷん水溶液:6.00gのでんぷんを純水に溶解し、全体を1000mlとした。
(3)操作
1)試料20gを0.1mgの桁まで秤量瓶に秤取る。
2)500mlメスフラスコに純水で洗い移し、液量を約400mlとする。
3)磁気回転子を入れて撹拌し、試料を溶解する。
4)回転子を取り出し、純水で標線を合わせて振り混ぜ、検液とする。
5)純水200mlを入れた500ml共栓付三角フラスコに臭素液25mlを加える。
6)検液5mlを加えた後、硫酸水溶液10mlを加えて密栓し、20分間放置する。
7)ヨウ化カリウム水溶液10mlを素早く加えて10分間放置する。
8)チオ硫酸ナトリウム水溶液で滴定し、溶液の黄色が薄くなってから、指示薬として、でんぷん溶液1mlを加え、生じたヨウ素でんぷんの青色が消えるまで滴定する。
9)別に空試験として、純水200mlを加えて共栓付三角フラスコに臭素液25mlを加え、ヨウ化カリウム水溶液10ml、硫酸水溶液10mlを素早く加え、8)の操作を行う。
(4)計算
次式によってスチレンスルホン酸ナトリウム含量を算出する。
A:スチレンスルホン酸ナトリウム含量(%)
a:空試験に要したチオ硫酸ナトリウム水溶液(ml)
b:本試験に要したチオ硫酸ナトリウム水溶液(ml)
f:チオ硫酸ナトリウム水溶液の力価
S:試料量(g)
核磁気共鳴スペクトルにより純度を測定した。
(1)試料の調製
試料0.02gと内部標準物質としてトリエチルアミン又はメチルイソブチルケトン0.01gを0.1mgの桁まで秤量瓶(50mmφ×70mm)に秤取り、重水又は重アセトンを全量0.6gになるまで加えて溶解し、NMR測定用サンプルを調製した。
(2)測定機器
機種=Bruker製AV−400M
積算回数=16
(3)純度の算出
次式によって生成物の純度を算出した。
a:任意の目的物ピークの積分値
b:任意の内部標準物質の積分値
aH:aで選択した任意の生成物ピークの水素数
bH:bで選択した任意の生成物ピークの水素数
Ma:目的物の分子量
Mb:内部標準物質の分子量
B:内部標準の採取量(g)
S:試料の採取量(g)
スチレンスルホン酸塩、ジビニルベンゼンスルホン酸塩の重合転化率及びポリスチレンスルホン酸塩の分子量は、下記の条件で測定した。
カラム:TSK guardcolumn AW−H/TSK AW−3000/TSK AW−6000
溶離液:硫酸ナトリウム緩衝液(0.05mol/L):アセトニトリル=90:10(体積比)溶液
カラム温度:40℃
流量:0.6ml/min
検出器:UV検出器(波長230nm)、注入量:10μl
検量線:創和科学株式会社製の単分散ポリスチレンスルホン酸ナトリウム(3KDa(3000ダルトン)、15KDa、41KDa、300KDa、1000KDa、2350KDa、5000KDa)を検量線作成に用い、各々のピークトップの溶出時間と分子量とから検量線を作成した。
5重量%のポリマー水溶液を30℃の恒温水槽内で4時間静置後、ブルックフィールド型回転粘度計を用いて、下記条件で測定した。
ローター:No.2、回転数:12rpm
5重量%のポリマー水溶液100g、過酸化水素水(和光純薬工業株式会社製、特級)2gを250mlポリビン(株式会社日本メディカルサイエンス社製、アイボーイ)に採取し、振り混ぜ、空間に窒素を流して密閉した後、50℃の恒温槽で4日間エージングした。その後、上記した条件でGPCを測定し、分子量の変化を調べた。
真空乾燥したポリマーの熱分解挙動を差動型高温示差熱天秤により、下記の条件で分析した。急激に重量減少が始まる温度を分解温度とした。
機種:株式会社マックサイエンス社製、TG−DTA2000
試料量:5mg(白金オープンパン)
標準試料:酸化アルミニウムAl2O3、5mg(白金オープンパン)
昇温速度:10℃/min(室温〜600℃)
雰囲気:窒素フロー50ml/min。
還流冷却管、窒素導入管を取り付けた2Lガラスフラスコ反応器にイオン交換水393.57g、スチレンスルホン酸ナトリウム(東ソー有機化学株式会社製、純度88.0%)37.51g、ジビニルベンゼンスルホン酸ナトリウム(東ソー有機化学株式会社製、純度84.0%)0.2099g及びアゾ開始剤V−50(和光純薬工業株式会社製)0.4601gを仕込んだ後、メカニカルスターラー(150rpm)撹拌下、窒素ガス(0.2L/min)を10分間流して脱気した。その後、反応器を60℃の湯浴に浸漬し、10時間重合した。仕込み組成と重合転化率から、重合溶液中のPSS濃度は7.69重量%であり、ここへイオン交換水を添加してPSS濃度を5.00重量%に調整した。
還流冷却管、窒素導入管を取り付けた2Lガラスフラスコ反応器にイオン交換水393.60g、スチレンスルホン酸ナトリウム(東ソー有機化学株式会社製、純度88.0%)37.50g、ジビニルベンゼンスルホン酸ナトリウム(東ソー有機化学株式会社製、純度84.0%)0.2300g、メタクリル酸(和光純薬工業株式会社製、特級)1.50g、5重量%水酸化ナトリウム水溶液13.20g、及びアゾ開始剤V−50(和光純薬工業株式会社製)0.4642gを仕込んだ後、メカニカルスターラー(150rpm)撹拌下、窒素ガス(0.2L/min)を10分間流して脱気した。その後、反応器を60℃の湯浴に浸漬し、10時間重合した。仕込組成と重合転化率から、重合溶液中のPSS濃度は7.85重量%であり、ここへイオン交換水を添加してPSS濃度を5.00重量%に調整した。
ジビニルベンゼンスルホン酸ナトリウム(東ソー有機化学株式会社製、純度84.0%)0.1050g、及びアゾ開始剤V−50(和光純薬工業株式会社製)0.2300gへ減量した他は、全て実施例1と同じ条件で10時間重合した。仕込組成と重合転化率から、重合溶液中のPSS濃度は7.69重量%であり、ここへイオン交換水を添加してPSS濃度を5.00重量%に調整した。
還流冷却管、窒素導入管を取り付けた2Lガラスフラスコ反応器にイオン交換水626.00g、スチレンスルホン酸ナトリウム(東ソー有機化学株式会社製、純度88.0%)37.51g、ジビニルベンゼンスルホン酸ナトリウム(東ソー有機化学株式会社製、純度84.0%)0.4495g、アクリル酸(和光純薬工業株式会社製、特級)、5重量%水酸化ナトリウム水溶液16.20g及びアゾ開始剤V−50(和光純薬工業株式会社製)0.4642gを仕込んだ後、メカニカルスターラー(150rpm)撹拌下、窒素ガス(0.2L/min)を10分間流して脱気した。その後、反応器を60℃の湯浴に浸漬し、10時間重合した。仕込組成と重合転化率から、重合溶液中のPSS濃度は5.18重量%であり、ここへイオン交換水を添加してPSS濃度を5.00重量%に調整した。表1に示した通り、後記する比較例1〜6に比べて、明らかに高粘度、高重量平均分子量のPSS水溶液が得られ、且つ、高転化率まで重合が進行した結果、5重量%水溶液中の残存SSは検出されなかった。また、当該PSSの過酸化水素に対する耐久性と耐熱性(熱分解温度)は、比較例7及び比較例8に記載した市販ポリマーよりも著しく優れていることが明らかである。
ジビニルベンゼンスルホン酸ナトリウム(東ソー有機化学株式会社製、純度84.0%)0.9010g、及びイオン交換水626.00gへ増量した他は、全て実施例1と同じ条件で10時間重合した。仕込み組成と重合転化率から、重合溶液中のPSS濃度は5.00重量%であり、そのまま分析に用いた。
ジビニルベンゼンスルホン酸ナトリウム(東ソー有機化学株式会社製、純度84.0%)を添加しなかった他は、全て実施例5と同じ条件で10時間重合した。
表1に示した通り、重合は高転化率まで進行したが、実施例1〜5に比べて、PSS水溶液の粘度と重量平均分子量は明らかに低かった。即ち、高粘度、高重量平均分子量、及び高重合転化率を達成するためには、DVBSの使用が不可欠である。
アゾ開始剤V−50を0.1531gへ減量した他は、全て比較例1と同じ条件で10時間重合した。
表1に示した通り、高粘度及び高重量平均分子量のPSS溶液は得られたが、重合転化率は低く、残存モノマー濃度が0.1%(固形PSS換算で2.00重量%)を超えた。即ち、高粘度、高重量平均分子量、及び高重合転化率を達成するためには、DVBSの使用が不可欠である。
アゾ開始剤V−50(和光純薬工業株式会社製)0.4590gの代わりに過硫酸アンモニウム(和光純薬工業株式会社製)0.1500gを添加した他は、全て比較例1と同じ条件で10時間重合した。
表1に示した通り、高粘度及び高重量平均分子量のPSS溶液は得られたが、重合転化率は低く、残存モノマー濃度が0.1%(固形PSS換算で2.00重量%)を超えた。即ち、高粘度、高重量平均分子量、及び高重合転化率を達成するためには、DVBSの使用が不可欠である。
ジビニルベンゼンスルホン酸ナトリウムの代わりにエチレングリコールジメタクリレート(東京化成工業株式会社製、特級)0.6706gを用いた他は、全て実施例5と同じ条件で10時間重合した。仕込組成と重合転化率から、重合溶液中のPSS濃度は5.00重量%であり、このまま分析に用いた。表1に示した通り、重合は高転化率まで進行したが、実施例1〜5に比べて、PSS水溶液の粘度と重量平均分子量は明らかに低かった。即ち、高粘度、高重量平均分子量、及び高重合転化率を達成するためには、多官能ビニルモノマーとして、DVBSの使用が不可欠である。
ジビニルベンゼンスルホン酸ナトリウムの代わりにN,N’−メチレンビスアクリルアミド(東京化成工業株式会社製、特殊用)0.5210gを用いた他は、全て実施例5と同じ条件で10時間重合した。仕込組成と重合転化率から、重合溶液中のPSS濃度は5.00重量%であり、このまま分析に用いた。
ジビニルベンゼンスルホン酸ナトリウムを3.5000gへ、イオン交換水を675.00gへ増量した他は、全て実施例5と同じ条件で10時間重合した。
市販のポリ(2−アクリルアミド−2−メチル−1−プロパンスルホン酸)水溶液(シグマ・アルドリッチジャパン株式会社製、15重量%水溶液)に39.5重量%水酸化ナトリウム水溶液とイオン交換水を添加し、ポリ(2−アクリルアミド−2−メチル−1−プロパンスルホン酸ナトリウム)の5重量%水溶液(pH=7.23)を調製した。
市販のポリアクリルアミド水溶液(東京化成工業株式会社製、10重量%水溶液)にイオン交換水を添加し、5重量%水溶液を調製した。
市販の高分子量ポリスチレンスルホン酸ナトリウム水溶液(東ソー有機化学株式会社製、21重量%水溶液)にイオン交換水を添加し、5重量%水溶液を調製した。
Claims (13)
- 下記繰り返し構造単位(A)及び(B)を含む水溶性ポリマーの製造方法であって、
当該水溶性ポリマーがゲル浸透クロマトグラフィーにより求められる重量平均分子量が90万ダルトン(Da)を超える、及び/又は、5重量%水溶液(30℃)として測定される粘度が100mPa・sを超える、超高分子量ポリスチレンスルホン酸又はその塩であり、
次の(D)及び(E)を含むモノマー混合物を、ラジカル重合の開始剤を加えて水中又は水性溶媒中でラジカル重合する際に、重合溶液における当該モノマー混合物濃度60重量%以下でラジカル重合する、超高分子量ポリスチレンスルホン酸又はその塩の製造方法。
(D)スチレンスルホン酸又はその塩
(E)ジビニルベンゼンスルホン酸又はその塩
〔但し、(D)は99.95〜90.00モル%、及び(E)は0.05〜10.00モル%である。〕 - Qがアクリル酸残基、メタクリル酸残基、マレイン酸残基及びN−ビニルピロリドン残基からなる群より選ばれる1種又は2種以上の組合せとなるラジカル重合性モノマー残基である、請求項2に記載した超高分子量ポリスチレンスルホン酸又はその塩の製造方法。
- スチレンスルホン酸モノマー又はその塩の含有量が2.0重量%以下である、請求項1〜3のいずれか1項に記載の超高分子量ポリスチレンスルホン酸又はその塩の製造方法。
- 前記(D)及び(E)に加え、下記ラジカル重合性モノマーを含む、請求項1に記載の超高分子量スチレンスルホン酸又はその塩の製造方法。
(F)(D)及び(E)とは異なる共重合可能なラジカル重合性モノマー - 前記(F)がアクリル酸、メタクリル酸、マレイン酸及びN−ビニルピロリドンからなる群より選ばれる1又は2以上のラジカル重合性モノマーである、請求項5に記載の超高分子量スチレンスルホン酸又はその塩の製造方法。
- ラジカル重合の開始剤がパーオキサイド系化合物又はアゾ化合物である請求項1に記載の超高分子量スチレンスルホン酸又はその塩の製造方法。
- ラジカル重合の開始剤が全モノマー量100重量部に対し0.1重量部〜2重量部である、請求項1に記載の超高分子量スチレンスルホン酸又はその塩の製造方法。
- 重合転化率が98.0%以上である、請求項1に記載の超高分子量スチレンスルホン酸又はその塩の製造方法。
- 下記繰り返し構造単位(A)及び(B)を含む水溶性ポリマーであって、
当該水溶性ポリマーがゲル浸透クロマトグラフィーにより求められる重量平均分子量が90万ダルトン(Da)を超える、及び/又は、5重量%水溶液(30℃)として測定される粘度が100mPa・sを超える、超高分子量ポリスチレンスルホン酸又はその塩を含む増粘剤又は分散剤。
- Qがアクリル酸残基、メタクリル酸残基、マレイン酸残基及びN−ビニルピロリドン残基からなる群より選ばれる1種又は2種以上の組合せとなるラジカル重合性モノマー残基である、請求項11に記載の超高分子量ポリスチレンスルホン酸又はその塩を含む増粘剤又は分散剤。
- スチレンスルホン酸モノマー又はその塩の含有量が2.0重量%以下である、請求項10〜12のいずれか1項に記載の超高分子量ポリスチレンスルホン酸又はその塩を含む増粘剤又は分散剤。
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