JP6906528B2 - 変性ビニルアルコール系重合体及び懸濁重合用分散安定剤 - Google Patents
変性ビニルアルコール系重合体及び懸濁重合用分散安定剤 Download PDFInfo
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- JP6906528B2 JP6906528B2 JP2018535704A JP2018535704A JP6906528B2 JP 6906528 B2 JP6906528 B2 JP 6906528B2 JP 2018535704 A JP2018535704 A JP 2018535704A JP 2018535704 A JP2018535704 A JP 2018535704A JP 6906528 B2 JP6906528 B2 JP 6906528B2
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- Prior art keywords
- polymerization
- vinyl
- mol
- dispersion stabilizer
- suspension polymerization
- Prior art date
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- 239000006185 dispersion Substances 0.000 title claims description 56
- 239000003381 stabilizer Substances 0.000 title claims description 56
- 238000010557 suspension polymerization reaction Methods 0.000 title claims description 41
- IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical class OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 title claims description 16
- 229920002451 polyvinyl alcohol Polymers 0.000 title description 31
- 238000006116 polymerization reaction Methods 0.000 claims description 54
- 239000000178 monomer Substances 0.000 claims description 48
- -1 oxybutylene unit Chemical group 0.000 claims description 35
- 229920002554 vinyl polymer Polymers 0.000 claims description 25
- 229920000642 polymer Polymers 0.000 claims description 24
- 229920005989 resin Polymers 0.000 claims description 22
- 239000011347 resin Substances 0.000 claims description 22
- 238000007127 saponification reaction Methods 0.000 claims description 19
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 16
- 238000012986 modification Methods 0.000 claims description 14
- 230000004048 modification Effects 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 8
- 150000001875 compounds Chemical class 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 125000005702 oxyalkylene group Chemical group 0.000 claims description 5
- 125000006353 oxyethylene group Chemical group 0.000 claims description 5
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical class OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 56
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 34
- 239000004372 Polyvinyl alcohol Substances 0.000 description 28
- 239000002245 particle Substances 0.000 description 28
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 21
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 20
- 229920001567 vinyl ester resin Polymers 0.000 description 17
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical group N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 description 14
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 14
- 241000894007 species Species 0.000 description 13
- 238000011156 evaluation Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 10
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 9
- 229910052757 nitrogen Inorganic materials 0.000 description 9
- 239000004014 plasticizer Substances 0.000 description 9
- 239000000243 solution Substances 0.000 description 8
- 238000007796 conventional method Methods 0.000 description 7
- 238000005187 foaming Methods 0.000 description 7
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 7
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 description 6
- 239000012986 chain transfer agent Substances 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 4
- 239000011362 coarse particle Substances 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- NMOALOSNPWTWRH-UHFFFAOYSA-N tert-butyl 7,7-dimethyloctaneperoxoate Chemical compound CC(C)(C)CCCCCC(=O)OOC(C)(C)C NMOALOSNPWTWRH-UHFFFAOYSA-N 0.000 description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 3
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 3
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- QYKIQEUNHZKYBP-UHFFFAOYSA-N Vinyl ether Chemical compound C=COC=C QYKIQEUNHZKYBP-UHFFFAOYSA-N 0.000 description 3
- 150000001299 aldehydes Chemical class 0.000 description 3
- 230000005587 bubbling Effects 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 230000001186 cumulative effect Effects 0.000 description 3
- 150000001991 dicarboxylic acids Chemical class 0.000 description 3
- 229910001873 dinitrogen Inorganic materials 0.000 description 3
- UIWXSTHGICQLQT-UHFFFAOYSA-N ethenyl propanoate Chemical compound CCC(=O)OC=C UIWXSTHGICQLQT-UHFFFAOYSA-N 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- 125000001570 methylene group Chemical group [H]C([H])([*:1])[*:2] 0.000 description 3
- 239000011259 mixed solution Substances 0.000 description 3
- 239000003505 polymerization initiator Substances 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 3
- OEPOKWHJYJXUGD-UHFFFAOYSA-N 2-(3-phenylmethoxyphenyl)-1,3-thiazole-4-carbaldehyde Chemical compound O=CC1=CSC(C=2C=C(OCC=3C=CC=CC=3)C=CC=2)=N1 OEPOKWHJYJXUGD-UHFFFAOYSA-N 0.000 description 2
- NUIZZJWNNGJSGL-UHFFFAOYSA-N 2-phenylpropan-2-yl 2,2-dimethyloctaneperoxoate Chemical compound CCCCCCC(C)(C)C(=O)OOC(C)(C)c1ccccc1 NUIZZJWNNGJSGL-UHFFFAOYSA-N 0.000 description 2
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical class S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 2
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 2
- XLYOFNOQVPJJNP-ZSJDYOACSA-N Heavy water Chemical compound [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 2
- NBBJYMSMWIIQGU-UHFFFAOYSA-N Propionic aldehyde Chemical compound CCC=O NBBJYMSMWIIQGU-UHFFFAOYSA-N 0.000 description 2
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 125000005907 alkyl ester group Chemical group 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- DBUPOCYLUHVFHU-UHFFFAOYSA-N carboxyoxy 2,2-diethoxyethyl carbonate Chemical compound CCOC(OCC)COC(=O)OOC(O)=O DBUPOCYLUHVFHU-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000007334 copolymerization reaction Methods 0.000 description 2
- ZQMIGQNCOMNODD-UHFFFAOYSA-N diacetyl peroxide Chemical compound CC(=O)OOC(C)=O ZQMIGQNCOMNODD-UHFFFAOYSA-N 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 2
- 150000008282 halocarbons Chemical class 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 239000003112 inhibitor Substances 0.000 description 2
- LVHBHZANLOWSRM-UHFFFAOYSA-N itaconic acid Chemical class OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 description 2
- 150000002576 ketones Chemical class 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 2
- 239000011976 maleic acid Substances 0.000 description 2
- 150000002978 peroxides Chemical class 0.000 description 2
- 238000000425 proton nuclear magnetic resonance spectrum Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 2
- 239000004711 α-olefin Substances 0.000 description 2
- PCJGHYSTCBLKIA-UHFFFAOYSA-N (1-acetylcyclohexyl)sulfonyloxy 1-acetylcyclohexane-1-sulfonate Chemical class C1CCCCC1(C(C)=O)S(=O)(=O)OOS(=O)(=O)C1(C(=O)C)CCCCC1 PCJGHYSTCBLKIA-UHFFFAOYSA-N 0.000 description 1
- BEQKKZICTDFVMG-UHFFFAOYSA-N 1,2,3,4,6-pentaoxepane-5,7-dione Chemical compound O=C1OOOOC(=O)O1 BEQKKZICTDFVMG-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
- JAHNSTQSQJOJLO-UHFFFAOYSA-N 2-(3-fluorophenyl)-1h-imidazole Chemical compound FC1=CC=CC(C=2NC=CN=2)=C1 JAHNSTQSQJOJLO-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- RTANHMOFHGSZQO-UHFFFAOYSA-N 4-methoxy-2,4-dimethylpentanenitrile Chemical compound COC(C)(C)CC(C)C#N RTANHMOFHGSZQO-UHFFFAOYSA-N 0.000 description 1
- YPIFGDQKSSMYHQ-UHFFFAOYSA-M 7,7-dimethyloctanoate Chemical compound CC(C)(C)CCCCCC([O-])=O YPIFGDQKSSMYHQ-UHFFFAOYSA-M 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- 241000251468 Actinopterygii Species 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000004342 Benzoyl peroxide Substances 0.000 description 1
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 1
- MQIUGAXCHLFZKX-UHFFFAOYSA-N Di-n-octyl phthalate Natural products CCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC MQIUGAXCHLFZKX-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 108010010803 Gelatin Proteins 0.000 description 1
- YIVJZNGAASQVEM-UHFFFAOYSA-N Lauroyl peroxide Chemical compound CCCCCCCCCCCC(=O)OOC(=O)CCCCCCCCCCC YIVJZNGAASQVEM-UHFFFAOYSA-N 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- GYCMBHHDWRMZGG-UHFFFAOYSA-N Methylacrylonitrile Chemical compound CC(=C)C#N GYCMBHHDWRMZGG-UHFFFAOYSA-N 0.000 description 1
- CYTYCFOTNPOANT-UHFFFAOYSA-N Perchloroethylene Chemical group ClC(Cl)=C(Cl)Cl CYTYCFOTNPOANT-UHFFFAOYSA-N 0.000 description 1
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical group ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 125000000218 acetic acid group Chemical group C(C)(=O)* 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003377 acid catalyst Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 1
- 150000001253 acrylic acids Chemical class 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium peroxydisulfate Substances [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 1
- VAZSKTXWXKYQJF-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)OOS([O-])=O VAZSKTXWXKYQJF-UHFFFAOYSA-N 0.000 description 1
- 229910001870 ammonium persulfate Inorganic materials 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 239000002518 antifoaming agent Substances 0.000 description 1
- 229940121375 antifungal agent Drugs 0.000 description 1
- 239000003429 antifungal agent Substances 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 235000019400 benzoyl peroxide Nutrition 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000012662 bulk polymerization Methods 0.000 description 1
- ZTQSAGDEMFDKMZ-UHFFFAOYSA-N butyric aldehyde Natural products CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- LDHQCZJRKDOVOX-NSCUHMNNSA-N crotonic acid Chemical compound C\C=C\C(O)=O LDHQCZJRKDOVOX-NSCUHMNNSA-N 0.000 description 1
- BSVQJWUUZCXSOL-UHFFFAOYSA-N cyclohexylsulfonyl ethaneperoxoate Chemical compound CC(=O)OOS(=O)(=O)C1CCCCC1 BSVQJWUUZCXSOL-UHFFFAOYSA-N 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 238000004925 denaturation Methods 0.000 description 1
- 230000036425 denaturation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- YCUBDDIKWLELPD-UHFFFAOYSA-N ethenyl 2,2-dimethylpropanoate Chemical compound CC(C)(C)C(=O)OC=C YCUBDDIKWLELPD-UHFFFAOYSA-N 0.000 description 1
- CMDXMIHZUJPRHG-UHFFFAOYSA-N ethenyl decanoate Chemical compound CCCCCCCCCC(=O)OC=C CMDXMIHZUJPRHG-UHFFFAOYSA-N 0.000 description 1
- GLVVKKSPKXTQRB-UHFFFAOYSA-N ethenyl dodecanoate Chemical compound CCCCCCCCCCCC(=O)OC=C GLVVKKSPKXTQRB-UHFFFAOYSA-N 0.000 description 1
- AFSIMBWBBOJPJG-UHFFFAOYSA-N ethenyl octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OC=C AFSIMBWBBOJPJG-UHFFFAOYSA-N 0.000 description 1
- BLZSRIYYOIZLJL-UHFFFAOYSA-N ethenyl pentanoate Chemical compound CCCCC(=O)OC=C BLZSRIYYOIZLJL-UHFFFAOYSA-N 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 239000001530 fumaric acid Substances 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 239000008273 gelatin Substances 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 235000011852 gelatine desserts Nutrition 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 150000004677 hydrates Chemical class 0.000 description 1
- 125000001165 hydrophobic group Chemical group 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 description 1
- 125000005395 methacrylic acid group Chemical class 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 150000002762 monocarboxylic acid derivatives Chemical class 0.000 description 1
- 150000002763 monocarboxylic acids Chemical class 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- UCUUFSAXZMGPGH-UHFFFAOYSA-N penta-1,4-dien-3-one Chemical compound C=CC(=O)C=C UCUUFSAXZMGPGH-UHFFFAOYSA-N 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 229920002689 polyvinyl acetate Polymers 0.000 description 1
- 239000011118 polyvinyl acetate Substances 0.000 description 1
- BDAWXSQJJCIFIK-UHFFFAOYSA-N potassium methoxide Chemical compound [K+].[O-]C BDAWXSQJJCIFIK-UHFFFAOYSA-N 0.000 description 1
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 description 1
- 229910052939 potassium sulfate Inorganic materials 0.000 description 1
- 235000011151 potassium sulphates Nutrition 0.000 description 1
- 239000003755 preservative agent Substances 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
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- SIGUVTURIMRFDD-UHFFFAOYSA-M sodium dioxidophosphanium Chemical compound [Na+].[O-][PH2]=O SIGUVTURIMRFDD-UHFFFAOYSA-M 0.000 description 1
- QDRKDTQENPPHOJ-UHFFFAOYSA-N sodium ethoxide Chemical compound [Na+].CC[O-] QDRKDTQENPPHOJ-UHFFFAOYSA-N 0.000 description 1
- 229910001379 sodium hypophosphite Inorganic materials 0.000 description 1
- MWNQXXOSWHCCOZ-UHFFFAOYSA-L sodium;oxido carbonate Chemical class [Na+].[O-]OC([O-])=O MWNQXXOSWHCCOZ-UHFFFAOYSA-L 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 239000000725 suspension Substances 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
- UBOXGVDOUJQMTN-UHFFFAOYSA-N trichloroethylene Natural products ClCC(Cl)Cl UBOXGVDOUJQMTN-UHFFFAOYSA-N 0.000 description 1
- KOZCZZVUFDCZGG-UHFFFAOYSA-N vinyl benzoate Chemical compound C=COC(=O)C1=CC=CC=C1 KOZCZZVUFDCZGG-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
- DGVVWUTYPXICAM-UHFFFAOYSA-N β‐Mercaptoethanol Chemical compound OCCS DGVVWUTYPXICAM-UHFFFAOYSA-N 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
- C08F218/00—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 acyloxy radical of a saturated carboxylic acid, of carbonic acid or of a haloformic acid
- C08F218/02—Esters of monocarboxylic acids
- C08F218/04—Vinyl esters
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Description
一般式(I):
nは20以上が好ましく、30以上がより好ましく、40以上がより好ましい。また、nは55以下が好ましく、50以下がより好ましい。
〈分散安定剤の製造〉酢酸ビニル825g、メタノール923g、変性種として一般式(II)で示され、m=5〜9、n=45〜55であるポリオキシアルキレンアルケニルエーテル(花王社提供ラテムルPD−450、以下「単量体A」という。)35.3gを重合缶に仕込み、30分間系内を窒素置換した。単量体Aについてm=5〜9、n=45〜55であることは製造元に確認し、また、NMRにより確認した。また、単量体Aをメタノールと酢酸ビニルの混合溶液(メタノール:酢酸ビニル=42:58(質量比))に溶解して濃度13質量%としたコモノマー溶液を調製し、窒素ガスのバブリングにより窒素置換した。アゾビスイソブチロニトリル2.5gを重合缶に仕込み、コモノマー溶液を滴下して60℃で9時間重合した後冷却して重合を停止した。重合を停止するまで加えた酢酸ビニルの総量は1500g、メタノールの総量は1440g、単量体Aの総量は141gであった。次いで常法により未反応の酢酸ビニルを除去し、得られた重合体を常法により水酸化ナトリウムでけん化して分散安定剤を作製した。得られた分散安定剤の粘度平均重合度、けん化度及び変性率を先述した分析法によって測定したところ、粘度平均重合度は520、けん化度は74.2モル%および変性率は0.16モル%であった。
A:泡立ちはただちに1mm以下となった。
B:1mm以上の泡が攪拌後10分以上残った。
C:1mm以上の泡が攪拌後60分以上残った。
A:反応器内にスケールの付着はほとんどない。
B:反応器内のバッフルや内壁に容易に除去できるスケールの付着が見られる。
C:反応器内のバッフルや内壁に除去しにくいスケールの付着が多く見られる。
酢酸ビニル825g、メタノール800g、変性種として実施例1と同様の単量体A141gを重合缶に仕込み、30分間系内を窒素置換した。また、メタノールと酢酸ビニルの混合溶液(メタノール:酢酸ビニル=42:58(質量比))を調製し、窒素ガスのバブリングにより窒素置換した。アゾビスイソブチロニトリル2.5gを重合缶に仕込み、60℃に昇温した。還流が始まってから混合溶液を8時間滴下しながら60℃で重合し、滴下終了から1時間後に冷却して重合を停止した。重合を停止するまで加えた酢酸ビニルの総量は1500g、メタノールの総量は1290gであった。次いで常法により未反応の酢酸ビニルを除去し、得られた重合体を常法により水酸化ナトリウムでけん化して分散安定剤を作製した。得られた分散安定剤の粘度平均重合度、けん化度及び変性率を先述した分析法によって測定したところ、粘度平均重合度は520、けん化度は74.2モル%および変性率は0.25モル%であった。また、得られた分散安定剤を使用した以外は実施例1と同様の条件で塩化ビニルの懸濁重合を実施し、評価を行なった。
酢酸ビニル1700g、メタノール1133g、変性種として実施例1と同様の単量体A159.9gを重合缶に仕込み、30分間系内を窒素置換した。アゾビスイソブチロニトリル2.5gを重合缶に仕込み、60℃で9時間重合した後冷却して重合を停止した。その後、実施例1と同様にして分散安定剤を作製した。得られた分散安定剤を使用した以外は実施例1と同様の条件で塩化ビニルの懸濁重合を実施し、評価を行なった。
実施例3と同様にして得られた、未反応の酢酸ビニルを除去後の重合体を、常法により水酸化ナトリウムでけん化する際に水酸化ナトリウム量を0.4mmol増やして、分散安定剤を作製した。得られた分散安定剤のけん化度は79.0モル%だった。その後は、得られた分散安定剤を使用した以外は実施例1と同様の条件で塩化ビニルの懸濁重合を実施し、評価を行なった。
変性種量を変えた以外は実施例3と同様にして分散安定剤を作製した。得られた分散安定剤を使用した以外は実施例1と同様の条件で塩化ビニルの懸濁重合を実施し、評価を行なった。
仕込みのメタノール量を200gに変更した以外は実施例2と同様にして分散安定剤を作製した。得られた分散安定剤を使用した以外は実施例1と同様の条件で塩化ビニルの懸濁重合を実施し、評価を行なった。
酢酸ビニル1700g、メタノール1133g、変性種として一般式(II)で示され、m=5〜9、n=15〜25であるポリオキシアルキレンアルケニルエーテル(花王社提供ラテムルPD−420、以下「単量体B」という。)82.9gを重合缶に仕込み、30分間系内を窒素置換した。次いで、アゾビスイソブチロニトリル2.5gを重合缶に仕込み、60℃で9時間重合した後冷却して重合を停止した。その後は、実施例1と同様にして分散安定剤を作製した。得られた分散安定剤を使用した以外は実施例1と同様の条件で塩化ビニルの懸濁重合を実施し、評価を行なった。
変性種量を変えた以外は実施例8と同様にして分散安定剤を作製した。得られた分散安定剤を使用した以外は実施例1と同様の条件で塩化ビニルの懸濁重合を実施し、評価を行なった。
酢酸ビニル1700g、メタノール1133g、変性種として一般式(II)で示され、m=5〜9、n=25〜35であるポリオキシアルキレンアルケニルエーテル(花王社提供ラテムルPD−430、以下「単量体C」という。)109.6gを重合缶に仕込み、30分間系内を窒素置換した。アゾビスイソブチロニトリル2.5gを重合缶に仕込み、60℃で9時間重合した後冷却して重合を停止した。その後は、実施例1と同様にして分散安定剤を作製した。得られた分散安定剤を使用した以外は実施例1と同様の条件で塩化ビニルの懸濁重合を実施し、評価を行なった。
けん化度、変性種および重合度を変えた以外は実施例1と同様にして分散安定剤を作製した。得られた分散安定剤を使用した以外は実施例1と同様の条件で塩化ビニルの懸濁重合を実施し、評価を行なった。
酢酸ビニル1600g、メタノール605g、変性種としてポリオシキプロピレンアクリレート(日油株式会社提供ブレンマー PP800、以下「単量体D」という。)0.7gを重合缶に仕込み、30分間系内を窒素置換した。また、単量体Dをメタノールに溶解して濃度10質量%としたコモノマー溶液を調製し、窒素ガスのバブリングにより窒素置換した。アゾビスイソブチロニトリル2.5gを重合缶に仕込み、コモノマー溶液を滴下して60℃で9時間重合した後冷却して重合を停止した。重合を停止するまで加えた、メタノールの総量は1066g、単量体Dの総量は44.6gであった。その後は、実施例1と同様にして分散安定剤を作製した。得られた分散安定剤を使用した以外は実施例1と同様の条件で塩化ビニルの懸濁重合を実施し、評価を行なった。なお、得られた分散安定剤のNMRを測定したが、ポリ酢酸ビニルで観測された変性種由来のピークはポリビニルアルコールでは観測されなかった。
Claims (7)
- 粘度平均重合度が300〜5000である請求項1記載の変性ビニルアルコール系重合体。
- けん化度が60モル%〜99.9モル%である請求項1又は2に記載の変性ビニルアルコール系重合体。
- 粘度平均重合度が1000以下である請求項1〜3のいずれか一項に記載の変性ビニルアルコール系重合体。
- けん化度が65モル%〜80モル%である請求項1〜4のいずれか一項に記載の変性ビニルアルコール系重合体。
- 請求項1〜5のいずれか一項に記載の変性ビニルアルコール系重合体を含有する懸濁重合用分散安定剤。
- 請求項6に記載された懸濁重合用分散安定剤を用いて、ビニル系化合物単量体、又はビニル系化合物単量体とそれに共重合し得る単量体との混合物を水中に分散させて懸濁重合を行うことを含むビニル系樹脂の製造方法。
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JP2004075870A (ja) | 2002-08-20 | 2004-03-11 | Nippon Synthetic Chem Ind Co Ltd:The | 分散安定剤 |
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WO2018038112A1 (ja) | 2018-03-01 |
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