WO2022158463A1 - (メタ)アクリル酸グリシジル組成物 - Google Patents
(メタ)アクリル酸グリシジル組成物 Download PDFInfo
- Publication number
- WO2022158463A1 WO2022158463A1 PCT/JP2022/001690 JP2022001690W WO2022158463A1 WO 2022158463 A1 WO2022158463 A1 WO 2022158463A1 JP 2022001690 W JP2022001690 W JP 2022001690W WO 2022158463 A1 WO2022158463 A1 WO 2022158463A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- glycidyl
- meth
- acrylate
- acrylate composition
- strong acid
- Prior art date
Links
- 125000003055 glycidyl group Chemical group C(C1CO1)* 0.000 title claims abstract description 159
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 title claims abstract description 157
- 239000000203 mixture Substances 0.000 title claims abstract description 120
- 239000002253 acid Substances 0.000 claims abstract description 86
- 150000003839 salts Chemical class 0.000 claims abstract description 81
- 150000003242 quaternary ammonium salts Chemical class 0.000 claims abstract description 76
- 238000006116 polymerization reaction Methods 0.000 claims abstract description 75
- 239000003112 inhibitor Substances 0.000 claims abstract description 74
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims abstract description 70
- 238000000034 method Methods 0.000 claims abstract description 67
- 230000009849 deactivation Effects 0.000 claims abstract description 28
- 239000000126 substance Substances 0.000 claims description 41
- VOZRXNHHFUQHIL-UHFFFAOYSA-N glycidyl methacrylate Chemical group CC(=C)C(=O)OCC1CO1 VOZRXNHHFUQHIL-UHFFFAOYSA-N 0.000 claims description 25
- NIUZJTWSUGSWJI-UHFFFAOYSA-M triethyl(methyl)azanium;chloride Chemical compound [Cl-].CC[N+](C)(CC)CC NIUZJTWSUGSWJI-UHFFFAOYSA-M 0.000 claims description 25
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical group [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 claims description 22
- QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 claims description 18
- -1 tetraalkylammonium halide Chemical class 0.000 claims description 18
- NWVVVBRKAWDGAB-UHFFFAOYSA-N p-methoxyphenol Chemical group COC1=CC=C(O)C=C1 NWVVVBRKAWDGAB-UHFFFAOYSA-N 0.000 claims description 17
- KVCGISUBCHHTDD-UHFFFAOYSA-M sodium;4-methylbenzenesulfonate Chemical group [Na+].CC1=CC=C(S([O-])(=O)=O)C=C1 KVCGISUBCHHTDD-UHFFFAOYSA-M 0.000 claims description 17
- OPLCSTZDXXUYDU-UHFFFAOYSA-N 2,4-dimethyl-6-tert-butylphenol Chemical compound CC1=CC(C)=C(O)C(C(C)(C)C)=C1 OPLCSTZDXXUYDU-UHFFFAOYSA-N 0.000 claims description 14
- OKIZCWYLBDKLSU-UHFFFAOYSA-M N,N,N-Trimethylmethanaminium chloride Chemical group [Cl-].C[N+](C)(C)C OKIZCWYLBDKLSU-UHFFFAOYSA-M 0.000 claims description 14
- 235000010344 sodium nitrate Nutrition 0.000 claims description 11
- 150000008052 alkyl sulfonates Chemical class 0.000 claims description 10
- 239000004317 sodium nitrate Substances 0.000 claims description 10
- 229910019142 PO4 Inorganic materials 0.000 claims description 8
- 235000021317 phosphate Nutrition 0.000 claims description 8
- KKVTYAVXTDIPAP-UHFFFAOYSA-M sodium;methanesulfonate Chemical compound [Na+].CS([O-])(=O)=O KKVTYAVXTDIPAP-UHFFFAOYSA-M 0.000 claims description 8
- 150000002823 nitrates Chemical class 0.000 claims description 6
- RPQRDASANLAFCM-UHFFFAOYSA-N oxiran-2-ylmethyl prop-2-enoate Chemical compound C=CC(=O)OCC1CO1 RPQRDASANLAFCM-UHFFFAOYSA-N 0.000 claims description 6
- 150000003013 phosphoric acid derivatives Chemical class 0.000 claims description 6
- 150000003871 sulfonates Chemical class 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 description 29
- 238000003860 storage Methods 0.000 description 20
- 239000005043 ethylene-methyl acrylate Substances 0.000 description 18
- 230000006866 deterioration Effects 0.000 description 17
- 238000012360 testing method Methods 0.000 description 17
- 239000003153 chemical reaction reagent Substances 0.000 description 14
- 238000004821 distillation Methods 0.000 description 14
- 230000000052 comparative effect Effects 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 13
- 239000012085 test solution Substances 0.000 description 13
- 235000010724 Wisteria floribunda Nutrition 0.000 description 12
- 239000010408 film Substances 0.000 description 12
- 239000011734 sodium Substances 0.000 description 12
- 230000003247 decreasing effect Effects 0.000 description 11
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 10
- 239000003054 catalyst Substances 0.000 description 9
- 229910052708 sodium Inorganic materials 0.000 description 9
- 238000003786 synthesis reaction Methods 0.000 description 9
- 150000007513 acids Chemical class 0.000 description 8
- 230000004075 alteration Effects 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 8
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 7
- KXHPPCXNWTUNSB-UHFFFAOYSA-M benzyl(trimethyl)azanium;chloride Chemical compound [Cl-].C[N+](C)(C)CC1=CC=CC=C1 KXHPPCXNWTUNSB-UHFFFAOYSA-M 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- 239000007787 solid Substances 0.000 description 7
- BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 description 6
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 6
- 239000012298 atmosphere Substances 0.000 description 6
- HTZCNXWZYVXIMZ-UHFFFAOYSA-M benzyl(triethyl)azanium;chloride Chemical compound [Cl-].CC[N+](CC)(CC)CC1=CC=CC=C1 HTZCNXWZYVXIMZ-UHFFFAOYSA-M 0.000 description 6
- 238000004255 ion exchange chromatography Methods 0.000 description 6
- 238000000746 purification Methods 0.000 description 6
- YMBCJWGVCUEGHA-UHFFFAOYSA-M tetraethylammonium chloride Chemical compound [Cl-].CC[N+](CC)(CC)CC YMBCJWGVCUEGHA-UHFFFAOYSA-M 0.000 description 6
- YHRUOJUYPBUZOS-UHFFFAOYSA-N 1,3-dichloropropane Chemical compound ClCCCCl YHRUOJUYPBUZOS-UHFFFAOYSA-N 0.000 description 5
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 5
- 239000011575 calcium Substances 0.000 description 5
- 229910052791 calcium Inorganic materials 0.000 description 5
- 238000004925 denaturation Methods 0.000 description 5
- 230000036425 denaturation Effects 0.000 description 5
- 239000011591 potassium Substances 0.000 description 5
- 229910052700 potassium Inorganic materials 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- 159000000000 sodium salts Chemical class 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 4
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 4
- 238000009835 boiling Methods 0.000 description 4
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 description 4
- 239000003480 eluent Substances 0.000 description 4
- UXYBXUYUKHUNOM-UHFFFAOYSA-M ethyl(trimethyl)azanium;chloride Chemical compound [Cl-].CC[N+](C)(C)C UXYBXUYUKHUNOM-UHFFFAOYSA-M 0.000 description 4
- 150000004820 halides Chemical class 0.000 description 4
- 230000007774 longterm Effects 0.000 description 4
- YIXJRHPUWRPCBB-UHFFFAOYSA-N magnesium nitrate Chemical compound [Mg+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O YIXJRHPUWRPCBB-UHFFFAOYSA-N 0.000 description 4
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000001488 sodium phosphate Substances 0.000 description 4
- 229910000162 sodium phosphate Inorganic materials 0.000 description 4
- 235000011008 sodium phosphates Nutrition 0.000 description 4
- 230000002194 synthesizing effect Effects 0.000 description 4
- LWIHDJKSTIGBAC-UHFFFAOYSA-K tripotassium phosphate Chemical compound [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 description 4
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 4
- IFDLXKQSUOWIBO-UHFFFAOYSA-N 1,3-dichloropropan-1-ol Chemical compound OC(Cl)CCCl IFDLXKQSUOWIBO-UHFFFAOYSA-N 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- 235000009421 Myristica fragrans Nutrition 0.000 description 3
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 3
- 125000003647 acryloyl group Chemical group O=C([*])C([H])=C([H])[H] 0.000 description 3
- 150000001450 anions Chemical class 0.000 description 3
- 239000008346 aqueous phase Substances 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 159000000007 calcium salts Chemical class 0.000 description 3
- 150000001768 cations Chemical class 0.000 description 3
- MLGFKQNIGKTEEV-UHFFFAOYSA-M diethyl(dimethyl)azanium;chloride Chemical compound [Cl-].CC[N+](C)(C)CC MLGFKQNIGKTEEV-UHFFFAOYSA-M 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000001115 mace Substances 0.000 description 3
- NQMRYBIKMRVZLB-UHFFFAOYSA-N methylamine hydrochloride Chemical compound [Cl-].[NH3+]C NQMRYBIKMRVZLB-UHFFFAOYSA-N 0.000 description 3
- LDMOEFOXLIZJOW-UHFFFAOYSA-N 1-dodecanesulfonic acid Chemical compound CCCCCCCCCCCCS(O)(=O)=O LDMOEFOXLIZJOW-UHFFFAOYSA-N 0.000 description 2
- KGRVJHAUYBGFFP-UHFFFAOYSA-N 2,2'-Methylenebis(4-methyl-6-tert-butylphenol) Chemical compound CC(C)(C)C1=CC(C)=CC(CC=2C(=C(C=C(C)C=2)C(C)(C)C)O)=C1O KGRVJHAUYBGFFP-UHFFFAOYSA-N 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 2
- 229910002651 NO3 Inorganic materials 0.000 description 2
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- SRSXLGNVWSONIS-UHFFFAOYSA-M benzenesulfonate Chemical compound [O-]S(=O)(=O)C1=CC=CC=C1 SRSXLGNVWSONIS-UHFFFAOYSA-M 0.000 description 2
- 229940077388 benzenesulfonate Drugs 0.000 description 2
- 239000001506 calcium phosphate Substances 0.000 description 2
- 229910000389 calcium phosphate Inorganic materials 0.000 description 2
- 235000011010 calcium phosphates Nutrition 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- YRIUSKIDOIARQF-UHFFFAOYSA-N dodecyl benzenesulfonate Chemical compound CCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 YRIUSKIDOIARQF-UHFFFAOYSA-N 0.000 description 2
- 229940071161 dodecylbenzenesulfonate Drugs 0.000 description 2
- 125000003700 epoxy group Chemical group 0.000 description 2
- 238000004817 gas chromatography Methods 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- QWDJLDTYWNBUKE-UHFFFAOYSA-L magnesium bicarbonate Chemical compound [Mg+2].OC([O-])=O.OC([O-])=O QWDJLDTYWNBUKE-UHFFFAOYSA-L 0.000 description 2
- GVALZJMUIHGIMD-UHFFFAOYSA-H magnesium phosphate Chemical compound [Mg+2].[Mg+2].[Mg+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O GVALZJMUIHGIMD-UHFFFAOYSA-H 0.000 description 2
- 239000004137 magnesium phosphate Substances 0.000 description 2
- 229910000157 magnesium phosphate Inorganic materials 0.000 description 2
- 229960002261 magnesium phosphate Drugs 0.000 description 2
- 235000010994 magnesium phosphates Nutrition 0.000 description 2
- 159000000003 magnesium salts Chemical class 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 239000004323 potassium nitrate Substances 0.000 description 2
- 235000010333 potassium nitrate Nutrition 0.000 description 2
- 229910000160 potassium phosphate Inorganic materials 0.000 description 2
- 235000011009 potassium phosphates Nutrition 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000001577 simple distillation Methods 0.000 description 2
- 239000001632 sodium acetate Substances 0.000 description 2
- 235000017281 sodium acetate Nutrition 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 2
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- DDKMFQGAZVMXQV-UHFFFAOYSA-N (3-chloro-2-hydroxypropyl) 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OCC(O)CCl DDKMFQGAZVMXQV-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
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 238000007259 addition reaction Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 235000010354 butylated hydroxytoluene Nutrition 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000007809 chemical reaction catalyst Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- ZJHQDSMOYNLVLX-UHFFFAOYSA-N diethyl(dimethyl)azanium Chemical compound CC[N+](C)(C)CC ZJHQDSMOYNLVLX-UHFFFAOYSA-N 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 229910052751 metal Chemical class 0.000 description 1
- 239000002184 metal Chemical class 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 125000001484 phenothiazinyl group Chemical class C1(=CC=CC=2SC3=CC=CC=C3NC12)* 0.000 description 1
- 150000003018 phosphorus compounds Chemical class 0.000 description 1
- 159000000001 potassium salts Chemical class 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007363 ring formation reaction Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- PVGBHEUCHKGFQP-UHFFFAOYSA-N sodium;n-[5-amino-2-(4-aminophenyl)sulfonylphenyl]sulfonylacetamide Chemical compound [Na+].CC(=O)NS(=O)(=O)C1=CC(N)=CC=C1S(=O)(=O)C1=CC=C(N)C=C1 PVGBHEUCHKGFQP-UHFFFAOYSA-N 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 150000003623 transition metal compounds Chemical class 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
- C07D303/02—Compounds containing oxirane rings
- C07D303/38—Compounds containing oxirane rings with hydrocarbon radicals, substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D303/40—Compounds containing oxirane rings with hydrocarbon radicals, substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals by ester radicals
-
- 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
- C08F2/38—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation
- C08F2/40—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation using retarding agents
-
- 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
- C08F20/00—Homopolymers and 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
- C08F20/02—Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
- C08F20/10—Esters
- C08F20/26—Esters containing oxygen in addition to the carboxy oxygen
- C08F20/32—Esters containing oxygen in addition to the carboxy oxygen containing epoxy radicals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/13—Phenols; Phenolates
Definitions
- the present invention relates to a glycidyl (meth)acrylate composition. More particularly, the present invention relates to a glycidyl (meth)acrylate composition in which the phenol-based polymerization inhibitor contained in the glycidyl (meth)acrylate composition is resistant to deterioration and which can be stably stored for a long period of time. The present invention also provides a method for suppressing deactivation of a phenol-based polymerization inhibitor in a glycidyl (meth)acrylate resin composition.
- glycidyl (meth)acrylate refers to glycidyl acrylate or glycidyl methacrylate.
- a representative method for synthesizing glycidyl (meth)acrylate is to use epichlorohydrin as a raw material.
- the methods are roughly classified into the following two methods.
- the first is a method of synthesizing glycidyl (meth)acrylate by reacting epichlorohydrin and an alkali metal salt of (meth)acrylic acid in the presence of a catalyst (Patent Documents 1 and 2).
- the second is a method of synthesizing glycidyl (meth)acrylate by reacting epichlorohydrin and (meth)acrylic acid in the presence of a catalyst, followed by a ring closure reaction with an alkaline aqueous solution (Patent Document 3).
- a quaternary ammonium salt is used as the catalyst.
- 1,3-dichloropropanol is a reaction by-product during the synthesis of glycidyl (meth)acrylate. Since 1,3-dichloropropanol has a boiling point close to that of glycidyl methacrylate and is difficult to separate by distillation, reduction treatment using a quaternary ammonium salt as a catalyst is sometimes performed (Patent Document 4).
- quaternary ammonium salts are widely used in the production process of glycidyl (meth)acrylate.
- Non-Patent Document 1 describes that the addition reaction of phenol to epoxy groups proceeds in the presence of a quaternary ammonium salt.
- a phenol-based polymerization inhibitor such as p-methoxyphenol is used as a polymerization inhibitor for glycidyl (meth)acrylate. Therefore, if a quaternary ammonium salt used in the manufacturing process is mixed in the product, the phenol-based polymerization inhibitor reacts with the epoxy group of glycidyl (meth)acrylate during storage, resulting in a glycidyl (meth)acrylate composition. There is concern that the amount of the phenol-based polymerization inhibitor present therein may decrease over time, or that unintended polymerization may occur.
- the present invention provides a glycidyl (meth)acrylate composition in which the phenol-based polymerization inhibitor contained in the glycidyl (meth)acrylate composition is resistant to deterioration (deactivation) and can be stably stored for a long period of time. .
- the present invention also provides a method for suppressing deactivation of a phenol-based polymerization inhibitor in a glycidyl (meth)acrylate resin composition.
- the present inventors have conducted intensive research to solve the above problems. As a result, the present inventors have found that the above problems can be solved by adding a strong acid salt to a glycidyl (meth)acrylate composition containing a quaternary ammonium salt, and have completed the present invention. That is, the present invention is as follows, for example.
- Phenol in the glycidyl (meth)acrylate composition including adjusting the content of the strong acid salt in the glycidyl (meth)acrylate composition to 0.50 equivalents or more in terms of substance amount relative to the quaternary ammonium salt A method for suppressing deactivation of a system polymerization inhibitor.
- the strong acid salt is selected from the group consisting of sulfonates, nitrates, and phosphates.
- the strong acid salt is alkylbenzenesulfonate or alkylsulfonate.
- ⁇ 4> The method according to ⁇ 3>, wherein the strong acid salt is sodium p-toluenesulfonate or sodium methanesulfonate.
- ⁇ 5> The method according to ⁇ 2>, wherein the strong acid salt is sodium nitrate.
- ⁇ 6> The method according to any one of ⁇ 1> to ⁇ 5>, wherein the quaternary ammonium salt is a tetraalkylammonium halide.
- ⁇ 7> The method according to ⁇ 6>, wherein the quaternary ammonium salt is tetramethylammonium chloride or triethylmethylammonium chloride.
- ⁇ 8> The phenol-based polymerization inhibitor according to any one of ⁇ 1> to ⁇ 7>, which is p-methoxyphenol, hydroquinone, or Topanol A (2-(tert-butyl)-4,6-dimethylphenol).
- Method. ⁇ 9> The method according to any one of ⁇ 1> to ⁇ 8>, wherein the glycidyl (meth)acrylate composition contains 0.50 equivalents or more of a strong acid salt relative to the quaternary ammonium salt.
- glycidyl (meth)acrylate is glycidyl methacrylate.
- a glycidyl (meth)acrylate composition comprising glycidyl (meth)acrylate, a quaternary ammonium salt, a strong acid salt, and a phenolic polymerization inhibitor.
- the strong acid salt is selected from the group consisting of sulfonates, nitrates, and phosphates.
- the strong acid salt is alkylbenzenesulfonate or alkylsulfonate.
- ⁇ 14> The glycidyl (meth)acrylate composition according to ⁇ 13>, wherein the strong acid salt is sodium p-toluenesulfonate or sodium methanesulfonate.
- the strong acid salt is sodium nitrate.
- ⁇ 16> The glycidyl (meth)acrylate composition according to any one of ⁇ 11> to ⁇ 15>, wherein the quaternary ammonium salt is a tetraalkylammonium halide.
- ⁇ 17> The glycidyl (meth)acrylate composition according to ⁇ 16>, wherein the quaternary ammonium salt is tetramethylammonium chloride or triethylmethylammonium chloride.
- ⁇ 18> The phenol-based polymerization inhibitor according to any one of ⁇ 11> to ⁇ 17>, which is p-methoxyphenol, hydroquinone, or Topanol A (2-(tert-butyl)-4,6-dimethylphenol).
- a glycidyl (meth)acrylate composition is p-methoxyphenol, hydroquinone, or Topanol A (2-(tert-butyl)-4,6-dimethylphenol.
- glycidyl (meth)acrylate composition according to any one of ⁇ 11> to ⁇ 18>, comprising a strong acid salt in an amount ratio of 0.50 equivalents or more to the quaternary ammonium salt.
- glycidyl (meth)acrylate composition according to any one of ⁇ 11> to ⁇ 19>, wherein the glycidyl (meth)acrylate is glycidyl methacrylate.
- a glycidyl (meth)acrylate composition in which the phenol-based polymerization inhibitor contained in the glycidyl (meth)acrylate composition is resistant to deterioration (deactivation) and can be stably stored for a long period of time. be able to.
- Glycidyl (meth)acrylate composition The glycidyl (meth)acrylate composition of the present invention comprises glycidyl (meth)acrylate, a quaternary ammonium salt, a strong acid salt and a phenolic polymerization inhibitor. Each component will be described below.
- Glycidyl (meth)acrylate refers to glycidyl acrylate and glycidyl methacrylate.
- glycidyl (meth)acrylate may be glycidyl acrylate.
- glycidyl (meth)acrylate may be glycidyl methacrylate.
- glycidyl (meth)acrylate is glycidyl methacrylate.
- Glycidyl (meth)acrylate can be produced by a known production method.
- a representative method for producing glycidyl (meth)acrylate includes a method using epichlorohydrin (hereinafter sometimes referred to as “EpCH”) as a raw material.
- EpCH epichlorohydrin
- a method of synthesizing glycidyl (meth)acrylate by reacting an alkali metal salt of acrylic acid in the presence of a catalyst Patent Documents 1 and 2), and epichlorohydrin and (meth)acrylic acid in the presence of a catalyst.
- Patent Document 3 quaternary ammonium salts are used as catalysts.
- TMAC tetramethylammonium chloride
- EMAC trimethylethylammonium chloride
- dimethyldiethylammonium chloride triethylmethyl tetraalkylammonium halides
- EMC ammonium chloride
- EMC trialkylbenzylammonium halides
- the quaternary ammonium salt may be one of the above, or any two or more of them may be used in combination. Chloride and trimethylbenzylammonium chloride are preferably used. The amount of the catalyst used is usually 0.01 to 1.5 mol % relative to (meth)acrylic acid.
- the synthesis solution contains a large amount of solids such as alkali chloride, which is approximately equimolar to the produced glycidyl (meth)acrylate, in addition to the quaternary ammonium salt as a catalyst.
- the synthesis reaction is carried out with excess EpCH. Therefore, usually after the completion of the synthesis, after removing the solid matter from the synthetic solution by a method such as filtration or washing, the unreacted surplus EpCH is recovered by distillation, and then the glycidyl (meth)acrylate is recovered by distillation. Common. EpCH recovered by distillation is recycled as a synthetic raw material.
- the process up to the removal of solids from the synthetic liquid is referred to as the synthesis process
- the liquid obtained by removing the solids from the synthetic liquid is referred to as the mother liquor
- the process after the removal of the solids is referred to as the distillation process.
- the distillation process may be either a batch process or a continuous process, and simple distillation, rectification, thin film distillation, etc. can be appropriately combined.
- the synthesis step is preferably carried out in the presence of an appropriate polymerization inhibitor, and known compounds such as phenol compounds, phenothiazine compounds, N-oxyl compounds, amine compounds, phosphorus compounds, sulfur compounds, and transition metal compounds can be used. , preferably they are also used in the distillation process.
- polymerization can be further prevented by supplying molecular oxygen as needed.
- a phenol-based polymerization inhibitor such as p-methoxyphenol is generally used as a polymerization inhibitor for glycidyl (meth)acrylate.
- 1,3-dichloropropanol (hereinafter sometimes referred to as "1,3-DCP") is present as an impurity in the obtained glycidyl (meth)acrylate. included. Since 1,3-DCP has a boiling point very close to that of glycidyl (meth)acrylate, separation by distillation is impractical. That is, when glycidyl (meth)acrylate is recovered after recovering EpCH in the distillation step as described above, almost the entire amount of 1,3-DCP produced in the synthesis step is recovered together with glycidyl (meth)acrylate. put away.
- the quaternary ammonium salts added in the purification step include tetraalkylammonium halides such as tetramethylammonium chloride, trimethylethylammonium chloride, dimethyldiethylammonium chloride, triethylmethylammonium chloride, and tetraethylammonium chloride; Examples include trialkylbenzylammonium halides such as triethylbenzylammonium chloride. Only one quaternary ammonium salt may be added, or two or more may be used in combination. Chloride and trimethylbenzylammonium chloride are preferably used.
- the quaternary ammonium salt to be added may be the same as or different from that used in the synthesis.
- the amount of the quaternary ammonium salt to be used is 0.001 to 1%, preferably 0.01 to 0.5%, more preferably 0.02 to 0.4% relative to the crude glycidyl (meth)acrylate. . If the amount is less than this, the reaction becomes slow, and if it is more than this, it is economically disadvantageous.
- the shape of the quaternary ammonium salt used in the synthesis process and purification process is not particularly limited. It may be in a powdery or granular solid state, or in an aqueous solution or in a slurry-dispersed state in glycidyl (meth)acrylate in the purification step. Granular or powdery ones are usually used.
- the method of adding the quaternary ammonium salt is also not particularly limited.
- a solid it may be charged into a reactor using a hopper or the like, and in the case of a purification step, crude glycidyl (meth)acrylate or the like may be washed away and added. Although it may be divided and added several times, it is usually added at once.
- Glycidyl (meth)acrylate used in the present invention preferably has a purity of 97% or higher, more preferably 98% or higher, still more preferably 99% or higher, and even more preferably 99.5% or higher. .
- the purity of glycidyl (meth)acrylate can be measured by a conventional method, such as gas chromatography (GC).
- Quaternary ammonium salts are those used as reaction catalysts in the production process of glycidyl (meth)acrylate and those added in the purification process, which are added to the glycidyl (meth)acrylate composition. may be present in the glycidyl (meth)acrylate composition so as to remain in the composition.
- Examples of quaternary ammonium salts that may be present in the glycidyl (meth)acrylate composition include tetraalkyl salts such as tetramethylammonium chloride, trimethylethylammonium chloride, dimethyldiethylammonium chloride, triethylmethylammonium chloride and tetraethylammonium chloride. ammonium halides; and trialkylbenzylammonium halides such as trimethylbenzylammonium chloride and triethylbenzylammonium chloride.
- the quaternary ammonium salt that may be present in the glycidyl (meth)acrylate composition may be one of the above or a combination of any two or more.
- preferred quaternary ammonium salts that may be present in the glycidyl (meth)acrylate composition are tetramethylammonium chloride, triethylmethylammonium chloride, tetraethylammonium chloride, triethylbenzylammonium chloride, and trimethylbenzylammonium chloride. is.
- said quaternary ammonium salt that may be present in the glycidyl (meth)acrylate composition is a tetraalkylammonium halide.
- said quaternary ammonium salt that may be present in the glycidyl (meth)acrylate composition is tetramethylammonium chloride or triethylmethylammonium chloride.
- the present inventors have found that quaternary ammonium salts that can remain in the glycidyl (meth)acrylate composition or in the glycidyl (meth)acrylate product are present in the glycidyl (meth)acrylate composition. It was found that the reaction with the inhibitor reduces the amount of the phenol-based polymerization inhibitor in the system, which impairs the long-term storage stability of the glycidyl (meth)acrylate composition. Therefore, the present invention ensures long-term storage stability of the glycidyl (meth)acrylate composition by adjusting the content of the quaternary ammonium salt in the glycidyl (meth)acrylate composition.
- the content of the quaternary ammonium salt present in the glycidyl (meth)acrylate composition of the present invention may be 30 ppm or less. In one embodiment of the present invention, the content of said quaternary ammonium salts present in the glycidyl (meth)acrylate composition is 30 ppm, 20 ppm, 10 ppm, 9 ppm, 8 ppm, 7 ppm, 6 ppm, 5 ppm, 4 ppm, 3 ppm, It may be 2 ppm, 1 ppm, 0.9 ppm, 0.8 ppm, 0.7 ppm, 0.6 ppm, 0.5 ppm, 0.4 ppm, 0.3 ppm, 0.2 ppm, 0.1 ppm, and the like.
- the content of the quaternary ammonium salt present in the glycidyl (meth)acrylate composition of the present invention is preferably 10 ppm or less, more preferably 5 ppm or less, even more preferably 4 ppm or less, 3 ppm or less, 2 ppm or less, and even more preferably 1 ppm or less. If the content of the quaternary ammonium salt present in the glycidyl (meth)acrylate composition of the present invention is within the above range, the reaction between the quaternary ammonium salt and the phenolic polymerization inhibitor is appropriately suppressed. be able to.
- the strong acid salt used in the present invention is not particularly limited as long as it suppresses deactivation of the phenol-based polymerization inhibitor present in the glycidyl (meth)acrylate composition. Salts, nitrates, and phosphates are included.
- the strong acid salt may be selected from the group consisting of sodium, calcium, potassium, and magnesium salts of the above strong acids.
- the strong acid salt may be the sodium salt of the above strong acids.
- the strong acid salt may be the calcium salt of the above strong acids.
- the strong acid salt is the sodium salt of the above strong acids.
- the strong acid salt may be a sulfonate.
- the strong acid salt may be an alkylbenzenesulfonate or an alkylsulfonate.
- the strong acid salts are sodium alkylbenzenesulfonate, potassium alkylbenzenesulfonate, calcium bis(alkylbenzenesulfonate), magnesium bis(alkylbenzenesulfonate), sodium alkylsulfonate, potassium alkylsulfonate, bis( alkylsulfonate) calcium, bis(alkylsulfonate) magnesium, and the like.
- the strong acid salt may be p-toluenesulfonate, methanesulfonate, laurylsulfonate, dodecylbenzenesulfonate, benzenesulfonate, and the like.
- the strong acid salt is sodium p-toluenesulfonate (hereinafter also referred to as “p-TSANA”) or sodium methanesulfonate (hereinafter also referred to as “Me—SO 3 Na”).
- the strong acid salt may be a nitrate.
- the strong acid salt may be, for example, sodium nitrate ( NaNO3 ), calcium nitrate, potassium nitrate, magnesium nitrate, and the like.
- the strong acid is sodium nitrate.
- the strong acid salt may be phosphate.
- the strong acid salt may be, for example, sodium phosphate, calcium phosphate, potassium phosphate, magnesium phosphate and the like.
- the strong acid salt is sodium phosphate.
- the content of the strong acid salt in the glycidyl (meth)acrylate composition is adjusted to 0.50 equivalents or more in substance amount ratio with respect to the quaternary ammonium salt.
- the content of the strong acid salt in the glycidyl (meth)acrylate composition is 0.50 equivalents, 0.75 equivalents, 1.00 equivalents, 1.25 equivalents, 1 .50 equivalents, 1.75 equivalents, 2.00 equivalents, 2.50 equivalents, 3.00 equivalents, and the like.
- the content of the strong acid salt in the glycidyl (meth)acrylate composition is preferably 0.50 equivalents or more, more preferably 0.75 equivalents or more, still more preferably 1 .00 equivalent or more.
- the content of the strong acid salt in the glycidyl (meth)acrylate composition is adjusted to 0.50 equivalents or more in terms of substance amount ratio with respect to the quaternary ammonium salt. In a more preferred embodiment of the present invention, the content of the strong acid salt in the glycidyl (meth)acrylate composition is adjusted to 0.75 equivalents or more in substance amount ratio to the quaternary ammonium salt. In an even more preferred embodiment of the present invention, the content of the strong acid salt in the glycidyl (meth)acrylate composition is adjusted to 1.00 equivalents or more in terms of substance ratio with respect to the quaternary ammonium salt.
- the content of the strong acid salt in the glycidyl (meth)acrylate composition is 1.50 equivalents or less, 1.75 equivalents or less, and 2.5 equivalents or less relative to the quaternary ammonium salt. 00 equivalents or less, 2.50 equivalents or less, 3.00 equivalents or less, 5.00 equivalents or less, etc. can be appropriately adjusted.
- a phenolic polymerization inhibitor is a polymerization inhibitor commonly used in the production of glycidyl (meth)acrylate, and is present in the produced glycidyl (meth)acrylate composition. .
- Phenolic polymerization inhibitors used in the production of glycidyl (meth)acrylate of the present invention include, for example, p-methoxyphenol (hereinafter sometimes referred to as “MQ”), hydroquinone, and 2,6-di-tert-butyl. -4-methylphenol, 2,2′-methylene-bis(4-methyl-6-tert-butylphenol), Topanol A (2-(tert-butyl)-4,6-dimethylphenol) and the like, It is not limited to these.
- the phenolic polymerization inhibitor is preferably p-methoxyphenol, hydroquinone or Topanol A (2-(tert-butyl)-4,6-dimethylphenol), p-methoxyphenol or Hydroquinone is more preferred, and p-methoxyphenol is most preferred.
- the phenol-based polymerization inhibitor used in the production of glycidyl (meth)acrylate is usually added in an amount within the range of 0.0005 to 0.01 equivalents relative to the amount of the (meth)acryloyl group.
- the content of the phenolic polymerization inhibitor present in the produced glycidyl (meth)acrylate composition is in the range of 20-200 ppm, preferably in the range of 20-150 ppm.
- the content of the quaternary ammonium salt in the glycidyl (meth)acrylate composition is preferably 10 ppm or less. , more preferably 5 ppm or less, and even more preferably 1 ppm or less. If the content of the quaternary ammonium salt present in the glycidyl (meth)acrylate composition of the present invention is adjusted within the above range, the reaction between the quaternary ammonium salt and the phenolic polymerization inhibitor is appropriately suppressed. This ensures long-term storage stability of the glycidyl (meth)acrylate composition.
- the content of quaternary ammonium salt in the glycidyl (meth)acrylate composition may be 30 ppm or less.
- the quaternary ammonium salt is as described above. That is, in the method of suppressing deactivation of the phenol-based polymerization inhibitor in the glycidyl (meth)acrylate composition of the present invention, the quaternary ammonium salts include tetramethylammonium chloride, trimethylethylammonium chloride and dimethyldiethylammonium. tetraalkylammonium halides such as chloride, triethylmethylammonium chloride and tetraethylammonium chloride; and trialkylbenzylammonium halides such as trimethylbenzylammonium chloride and triethylbenzylammonium chloride.
- the quaternary ammonium salt may be used alone or in combination of two or more. Among the above, tetramethylammonium chloride, triethylmethylammonium chloride, tetraethylammonium chloride, and triethylbenzylammonium chloride are preferred. , and trimethylbenzylammonium chloride.
- said quaternary ammonium salt that may be present in the glycidyl (meth)acrylate composition is a tetraalkylammonium halide.
- said quaternary ammonium salt that may be present in the glycidyl (meth)acrylate composition is tetramethylammonium chloride or triethylmethylammonium chloride.
- the strong acid salt is as described above. That is, it is not particularly limited as long as it suppresses deactivation of the phenol-based polymerization inhibitor present in the glycidyl (meth)acrylate composition, but examples thereof include sulfonates, nitrates, and phosphates.
- the strong acid salt is the group consisting of sodium salts, calcium salts, potassium salts, and magnesium salts of the above strong acids. can be selected from In one embodiment of the invention, the strong acid salt may be the sodium salt of the above strong acids. In another embodiment of the invention, the strong acid salt may be the calcium salt of the above strong acids. In a preferred embodiment of the invention, the strong acid salt is the sodium salt of the above strong acids.
- the strong acid salt may be a sulfonate.
- the strong acid salt may be an alkylbenzenesulfonate or an alkylsulfonate.
- the strong acid salt is sodium alkylbenzenesulfonate, potassium alkylbenzenesulfonate, calcium bis(alkylbenzenesulfonate), magnesium bis(alkylbenzenesulfonate), sodium alkylsulfonate, potassium alkylsulfonate, bis( alkylsulfonate) calcium, bis(alkylsulfonate) magnesium, and the like.
- the strong acid salt may be p-toluenesulfonate, methanesulfonate, laurylsulfonate, dodecylbenzenesulfonate, benzenesulfonate, and the like.
- the strong acid salt is sodium p-toluenesulfonate or sodium methanesulfonate.
- the strong acid salt may be a nitrate.
- the strong acid salt may be, for example, sodium nitrate, calcium nitrate, potassium nitrate, magnesium nitrate, and the like.
- the strong acid is sodium nitrate.
- the strong acid salt may be a phosphate.
- the strong acid salt may be, for example, sodium phosphate, calcium phosphate, potassium phosphate, magnesium phosphate and the like.
- the strong acid salt is sodium phosphate.
- the content of the strong acid salt in the glycidyl (meth)acrylate composition is quaternary
- the substance amount ratio is adjusted to 0.50 equivalent or more with respect to the ammonium salt.
- the content of the strong acid salt in the glycidyl (meth)acrylate composition is 0.50 equivalents, 0.75 equivalents, 1.00 equivalents, 1.25 equivalents, 1 It may be adjusted to .50 equivalents, 1.75 equivalents, 2.00 equivalents, 2.50 equivalents, 3.00 equivalents, and the like.
- the content of the strong acid salt in the glycidyl (meth)acrylate composition is preferably 0.50 equivalents or more, more preferably 0.75 equivalents or more, still more preferably 1.5 equivalents or more, based on the substance amount ratio to the quaternary ammonium salt. 00 equivalents or more.
- the method for suppressing deactivation of the phenol-based polymerization inhibitor in the glycidyl (meth)acrylate composition comprises reducing the content of the strong acid salt in the glycidyl (meth)acrylate composition to It includes adjusting the substance amount ratio to 0.50 equivalent or more with respect to the quaternary ammonium salt.
- the method for suppressing deactivation of the phenol-based polymerization inhibitor in the glycidyl (meth)acrylate composition comprises reducing the content of the strong acid salt in the glycidyl (meth)acrylate composition to This includes adjusting the substance amount ratio to 0.75 equivalents or more with respect to the quaternary ammonium salt.
- the method for suppressing deactivation of the phenol-based polymerization inhibitor in the glycidyl (meth)acrylate composition comprises reducing the content of the strong acid salt in the glycidyl (meth)acrylate composition to , including adjusting the amount ratio of the substance to 1.00 equivalents or more with respect to the quaternary ammonium salt.
- the content of the strong acid salt in the glycidyl (meth)acrylate composition is 1.50 equivalents or less, 1.75 equivalents or less, and 2.5 equivalents or less relative to the quaternary ammonium salt. 00 equivalents or less, 2.50 equivalents or less, 3.00 equivalents or less, 5.00 equivalents or less, etc. can be appropriately adjusted.
- the phenol-based polymerization inhibitor is as described above. That is, in the method of suppressing deactivation of the phenol-based polymerization inhibitor in the glycidyl (meth)acrylate composition of the present invention, the phenol-based polymerization inhibitor may be, for example, p-methoxyphenol (hereinafter referred to as "MQ"). ), hydroquinone, 2,6-di-tert-butyl-4-methylphenol, 2,2′-methylene-bis(4-methyl-6-tert-butylphenol), topanol A (2-(tert-butyl )-4,6-dimethylphenol) and the like, but are not limited thereto.
- MQ p-methoxyphenol
- the phenolic polymerization inhibitor is preferably p-methoxyphenol, hydroquinone or Topanol A (2-(tert-butyl)-4,6-dimethylphenol), p-methoxyphenol or Hydroquinone is more preferred, and p-methoxyphenol is most preferred.
- the phenol-based polymerization inhibitor used in the production of glycidyl (meth)acrylate is usually added in an amount within the range of 0.0005 to 0.01 equivalents relative to the amount of the (meth)acryloyl group.
- the content of the phenolic polymerization inhibitor present in the produced glycidyl (meth)acrylate composition is in the range of 20-200 ppm, preferably in the range of 20-150 ppm.
- the content of the quaternary ammonium salt present in the glycidyl (meth)acrylate composition is By adjusting the amount within a certain range, the reaction between the quaternary ammonium salt and the phenol-based polymerization inhibitor can be appropriately suppressed.
- a glycidyl (meth)acrylate composition is generally produced by purifying, by distillation, a reaction mixture obtained by reacting epichlorohydrin with (meth)acrylic acid or a metal salt of (meth)acrylic acid.
- the content of the quaternary ammonium salt and the strong acid salt in the glycidyl (meth)acrylate composition depends on the amount of the quaternary ammonium salt used during production, the distillation method when distilling and recovering the glycidyl (meth)acrylate, and the Adjust according to conditions.
- the amount of the quaternary ammonium salt added during production is preferably 0.0001 to 0.01 equivalents relative to the amount of the (meth)acryloyl group substance, and the amount of the strong acid salt added is the amount of the quaternary ammonium salt added. is preferably 0.5 to 3.0 equivalents in substance amount ratio.
- distillation methods include simple distillation and rectification, and the reflux ratio in rectification is preferably 0.1 to 3.0.
- Distillation conditions include, for example, temperature and pressure, and the temperature is preferably 40 to 120° C., and the pressure is preferably 0.05 to 10 kPaA.
- “Number of days required for 10% deterioration of the phenolic polymerization inhibitor” (unit: day) is the time until 10% of the phenolic polymerization inhibitor present in the produced glycidyl (meth)acrylate composition is deactivated. refers to the number of days In the method of the present invention, "the number of days required for 10% deterioration of the phenolic polymerization inhibitor” is preferably 20 days or more, more preferably 50 days or more, still more preferably 60 days or more, and most preferably. is 90 days or more.
- the number of days required for 10% deterioration of the phenol-based polymerization inhibitor is preferably twice or more, more preferably three times or more, more preferably five times, as compared to the case where no strong acid salt is added. More preferably, it is 10 times or more, and most preferably 10 times or more.
- reaction rate constant (unit: day ⁇ 1 ) is the rate constant of deterioration of the phenol-based polymerization inhibitor, and refers to k in the following formula (1).
- ⁇ d[I]/dt k[I] (1)
- [I] is the concentration of the phenol-based polymerization inhibitor. Since the deterioration of the phenol-based polymerization inhibitor is due to the reaction with glycidyl (meth)acrylate, the concentration of glycidyl (meth)acrylate should be taken into consideration when calculating the reaction rate.
- the concentration of glycidyl (meth)acrylate was assumed to be constant.
- the “reaction rate constant” is preferably 5.3 ⁇ 10 ⁇ 3 day ⁇ 1 or less, more preferably 2.1 ⁇ 10 ⁇ 3 day ⁇ 1 or less, and still more preferably 1 .8 ⁇ 10 ⁇ 3 day ⁇ 1 or less, and most preferably 1.2 ⁇ 10 ⁇ 3 day ⁇ 1 or less. It can be said that deactivation of the phenol-based polymerization inhibitor in the glycidyl (meth)acrylate composition is appropriately suppressed when the "reaction rate constant" is within the above range.
- Example 1 A predetermined amount of MQ and 5.00 ppm of triethylmethylammonium chloride ("EMAC”) were added to GMA of Reference Example 1 to prepare a test solution.
- the MQ concentration of the test liquid was 101.8 ppm.
- the test solution was stored at 25 ° C. under normal pressure air atmosphere, and the MQ concentration after storage for 15 days, 34 days, 49 days, and 61 days was quantified in the same manner as in Reference Example 2, and was 92.4 ppm. , 77.0 ppm, 65.8 ppm and 58.2 ppm. Further, the reaction rate constant calculated by the same method as in Example 3 was 9.32 ⁇ 10 ⁇ 3 day ⁇ 1 , and the time required for MQ to degrade by 10% was 11 days.
- EMC triethylmethylammonium chloride
- Example 1 In the test solution prepared in Comparative Example 1, sodium p-toluenesulfonate (Fuji Film Wako Pure Chemical special grade reagent, "p-TSANA”) was added to triethylmethylammonium chloride (“EMAC”) at a substance amount ratio of 0. 0.50 equivalents were added and stored at 25° C. under atmospheric pressure.
- MQ concentration was quantified in the same manner as in Reference Example 2, the MQ concentration at the start of the test was 101.8 ppm, whereas the MQ concentration after storage for 15 days, 34 days, 49 days, and 61 days was , 97.6 ppm, 91.4 ppm, 86.5 ppm and 82.7 ppm.
- Example 2 In the test solution prepared in Comparative Example 1, sodium p-toluenesulfonate (Fuji Film Wako Pure Chemical special grade reagent, "p-TSANA”) was added to triethylmethylammonium chloride (“EMAC”) at a substance amount ratio of 0. 0.75 equivalents were added and stored at 25° C. under atmospheric pressure.
- MQ concentration was quantified in the same manner as in Reference Example 2, the MQ concentration at the start of the test was 101.8 ppm, whereas the MQ concentration after storage for 15 days, 34 days, 49 days, and 61 days was , 99.7ppm, 97.2ppm, 95.9ppm and 94.8ppm.
- reaction rate constant calculated in the same manner as in Example 3 was 1.18 ⁇ 10 ⁇ 3 day ⁇ 1 , and the time required for MQ to deteriorate by 10% was 89 days, p-toluenesulfonic acid Addition of sodium decreased the denaturation rate of MQ.
- Example 3 To the test solution prepared in Comparative Example 1, sodium p-toluenesulfonate (Fuji Film Wako Pure Chemical special grade reagent, "p-TSANA”) is added to triethylmethylammonium chloride (“EMAC”) at a substance amount ratio of 1. 00 equivalents were added and stored at 25° C. under atmospheric pressure.
- MQ concentration was quantified in the same manner as in Reference Example 2, the MQ concentration at the start of the test was 101.8 ppm, whereas the MQ concentration after storage for 15 days, 34 days, 49 days, and 61 days was , 100.4 ppm, 99.1 ppm, 99.0 ppm and 99.2 ppm.
- reaction rate constant calculated in the same manner as in Example 3 was 4.36 ⁇ 10 ⁇ 4 day ⁇ 1
- time required for MQ to undergo 10% deterioration was 242 days
- p-toluenesulfonic acid Addition of sodium decreased the denaturation rate of MQ.
- Example 4 To the test solution prepared in Comparative Example 1, sodium p-toluenesulfonate (Fuji Film Wako Pure Chemical special grade reagent, "p-TSANA”) is added to triethylmethylammonium chloride (“EMAC”) at a substance amount ratio of 1. 0.25 equivalent was added and stored at 25° C. under atmospheric pressure.
- MQ concentration was quantified in the same manner as in Reference Example 2, the MQ concentration at the start of the test was 101.8 ppm, whereas the MQ concentration after storage for 15 days, 34 days, 49 days, and 61 days was , 101.3 ppm, 100.3 ppm, 100.3 ppm and 100.6 ppm.
- reaction rate constant calculated in the same manner as in Example 3 was 2.39 ⁇ 10 ⁇ 4 day ⁇ 1
- time required for MQ to undergo 10% deterioration was 442 days
- p-toluenesulfonic acid Addition of sodium decreased the denaturation rate of MQ.
- Example 5 To the test solution prepared in Comparative Example 1, sodium p-toluenesulfonate (Fuji Film Wako Pure Chemical special grade reagent, "p-TSANA”) is added to triethylmethylammonium chloride (“EMAC”) at a substance amount ratio of 1. 0.50 equivalents were added and stored at 25° C. under atmospheric pressure.
- MQ concentration was quantified in the same manner as in Reference Example 2, the MQ concentration at the start of the test was 101.8 ppm, whereas the MQ concentration after storage for 15 days, 34 days, 49 days, and 61 days was , 101.3 ppm, 100.4 ppm, 100.4 ppm and 100.8 ppm.
- reaction rate constant calculated in the same manner as in Example 3 was 2.05 ⁇ 10 ⁇ 4 day ⁇ 1
- time required for MQ to undergo 10% deterioration was 515 days
- p-toluenesulfonic acid Addition of sodium decreased the denaturation rate of MQ.
- Example 6 In the test solution prepared in Comparative Example 1, sodium methanesulfonate (Fujifilm Wako Pure Chemical special grade reagent, "Me-SO 3 Na”) was added to triethylmethylammonium chloride ("EMAC”) at a substance amount ratio of 1. 00 equivalents were added and stored at 25° C. under atmospheric pressure.
- MQ concentration was quantified in the same manner as in Reference Example 2, the MQ concentration at the start of the test was 101.8 ppm, whereas the MQ concentration after storage for 15 days, 34 days, 49 days, and 61 days was , 96.1 ppm, 88.5 ppm, 83.9 ppm and 81.1 ppm.
- the reaction rate constant calculated in the same manner as in Example 3 was 3.81 ⁇ 10 ⁇ 3 day ⁇ 1 , and the time required for MQ to degrade by 10% was 28 days. , the denaturation rate of MQ decreased.
- Example 7 To the test solution prepared in Comparative Example 1, sodium nitrate (Fuji Film Wako Pure Chemical special grade reagent, NaNO 3 ) was added to triethylmethylammonium chloride ("EMAC”) at a substance amount ratio of 1.00 equivalents, It was stored at 25°C under normal pressure air atmosphere.
- MQ concentration was quantified in the same manner as in Reference Example 2, the MQ concentration at the start of the test was 101.8 ppm, whereas the MQ concentration after storage for 15 days, 34 days, 49 days, and 61 days was , 94.2 ppm, 84.0 ppm, 78.2 ppm and 74.9 ppm.
- the reaction rate constant calculated in the same manner as in Example 3 was 5.16 ⁇ 10 ⁇ 3 day ⁇ 1 , and the time required for MQ to degrade by 10% was 20 days. The rate of alteration of was decreased.
- Example 8 A predetermined amount of MQ and 1.00 ppm of triethylmethylammonium chloride (“EMAC”) were added to GMA of Reference Example 1, and sodium p-toluenesulfonate (Fuji Film Wako Pure Chemical special grade reagent, "p-TSANA") was added to triethyl 0.50 equivalent was added to methylammonium chloride (“EMAC”) in terms of substance amount, and stored at 25° C. under normal pressure air atmosphere.
- MQ concentration was quantified in the same manner as in Reference Example 2, the MQ concentration at the start of the test was 99.3 ppm, whereas the MQ after storage for 10 days, 21 days, 32 days, 46 days, and 65 days.
- the concentrations were 98.2 ppm, 97.5 ppm, 96.7 ppm, 95.3 ppm and 94.2 ppm, respectively.
- the reaction rate constant calculated in the same manner as in Example 3 was 8.15 ⁇ 10 ⁇ 4 day ⁇ 1 , and the time required for MQ to degrade by 10% was 129 days. The addition decreased the rate of alteration of MQ.
- Example 9 A predetermined amount of MQ and 1.00 ppm of triethylmethylammonium chloride (“EMAC”) were added to GMA of Reference Example 1, and sodium p-toluenesulfonate (Fuji Film Wako Pure Chemical special grade reagent, "p-TSANA") was added to triethyl 0.75 equivalent was added to methylammonium chloride (“EMAC”) in terms of substance amount, and stored at 25° C. under normal pressure air atmosphere.
- MQ concentration was quantified in the same manner as in Reference Example 2, the MQ concentration at the start of the test was 99.3 ppm, whereas the MQ after storage for 10 days, 21 days, 32 days, 46 days, and 65 days.
- the concentrations were 98.8 ppm, 98.5 ppm, 98.1 ppm, 98.0 ppm and 97.2 ppm, respectively. Further, the reaction rate constant calculated by the same method as in Example 3 was 3.08 ⁇ 10 ⁇ 4 day ⁇ 1 , and the time required for MQ to undergo 10% deterioration was 342 days. The addition decreased the rate of alteration of MQ.
- Example 10 A predetermined amount of MQ and 1.00 ppm of triethylmethylammonium chloride (“EMAC”) were added to GMA of Reference Example 1, and sodium p-toluenesulfonate (Fuji Film Wako Pure Chemical special grade reagent, "p-TSANA") was added to triethyl 1.00 equivalents were added to methylammonium chloride (“EMAC”) in terms of substance amount, and stored at 25° C. under normal pressure air atmosphere.
- MQ concentration was quantified in the same manner as in Reference Example 2
- the MQ concentration at the start of the test was 99.3 ppm, whereas the MQ after storage for 10 days, 21 days, 32 days, 46 days, and 65 days.
- the concentrations were 98.2 ppm, 97.5 ppm, 96.7 ppm, 95.3 ppm and 94.2 ppm, respectively.
- the reaction rate constant calculated by the same method as in Example 3 was 1.35 ⁇ 10 ⁇ 4 day ⁇ 1 , and the time required for MQ to degrade by 10% was 781 days. The addition decreased the rate of alteration of MQ.
- Example 11 To the test solution prepared in Comparative Example 3, sodium p-toluenesulfonate (Fuji Film Wako Pure Chemical special grade reagent, "p-TSANA”) was added to tetramethylammonium chloride (“TMAC”) at a substance amount ratio of 1. 00 equivalents were added and stored at 25° C. under atmospheric pressure.
- TMAC tetramethylammonium chloride
- the concentrations were 99.4 ppm, 99.3 ppm, 99.1 ppm, 99.1 ppm and 98.8 ppm, respectively. Further, the reaction rate constant calculated by the same method as in Example 3 was 1.11 ⁇ 10 ⁇ 4 day ⁇ 1 , and the time required for MQ to undergo 10% deterioration was 948 days. The addition decreased the rate of alteration of MQ.
- Example 12 To the test solution prepared in Comparative Example 4, sodium p-toluenesulfonate (Fuji Film Wako Pure Chemical special grade reagent, "p-TSANA”) was added to triethylmethylammonium chloride (“EMAC”) at a substance amount ratio of 1. 00 equivalents were added and stored at 25° C. under atmospheric pressure.
- p-TSANA Triethylmethylammonium chloride
- the MQ concentration at the start of the test was 50.1 ppm, whereas the MQ after storage for 10 days, 21 days, 32 days, 46 days, and 65 days
- the concentrations were 49.9 ppm, 49.9 ppm, 49.6 ppm, 49.4 ppm and 49.1 ppm respectively.
- the reaction rate constant calculated in the same manner as in Example 3 was 3.04 ⁇ 10 ⁇ 4 day ⁇ 1 , and the time required for MQ to degrade by 10% was 347 days. The addition decreased the rate of alteration of MQ.
- EMAC triethylmethylammonium chloride
- TMAC tetramethylammonium chloride
- MQ p-methoxyphenol
- p-TSANA sodium p-toluenesulfonate
- Me-SO 3 Na sodium methanesulfonate
- NaNO 3 sodium nitrate
- AcONa sodium acetate
- the phenol-based polymerization inhibitor contained in the glycidyl (meth)acrylate composition is resistant to deterioration and can be stably stored for a long period of time (meth) ) is a glycidyl acrylate composition.
- the deterioration (deactivation) of the phenol-based polymerization inhibitor contained in the glycidyl (meth)acrylate composition can be appropriately suppressed.
- the glycidyl (meth)acrylate composition and method of the present invention contribute to ensuring long-term storage stability of the glycidyl (meth)acrylate composition.
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Abstract
Description
(メタ)アクリル酸グリシジル組成物中の強酸塩の含量を第4級アンモニウム塩に対して物質量比で0.50当量以上に調整することを含む、(メタ)アクリル酸グリシジル組成物中のフェノール系重合禁止剤の失活を抑制する方法。
<2>
前記強酸塩が、スルホン酸塩、硝酸塩、及びリン酸塩からなる群より選択される、<1>に記載の方法。
<3>
前記強酸塩が、アルキルベンゼンスルホン酸塩又はアルキルスルホン酸塩である、<2>に記載の方法。
<4>
前記強酸塩がp-トルエンスルホン酸ナトリウム又はメタンスルホン酸ナトリウムである、<3>に記載の方法。
<5>
前記強酸塩が、硝酸ナトリウムである、<2>に記載の方法。
<6>
前記第4級アンモニウム塩が、テトラアルキルアンモニウムハロゲニドである、<1>~<5>のいずれかに記載の方法。
<7>
前記第4級アンモニウム塩が、テトラメチルアンモニウムクロリドまたはトリエチルメチルアンモニウムクロリドである、<6>に記載の方法。
<8>
前記フェノール系重合禁止剤が、p-メトキシフェノール、ヒドロキノン、又はトパノールA(2-(tert-ブチル)-4,6-ジメチルフェノール)である、<1>~<7>のいずれかに記載の方法。
<9>
(メタ)アクリル酸グリシジル組成物が、第4級アンモニウム塩に対して物質量比で0.50当量以上の強酸塩を含む、<1>~<8>のいずれかに記載の方法。
<10>
(メタ)アクリル酸グリシジルが、メタクリル酸グリシジルである、<1>~<9>のいずれかに記載の方法。
<11>
(メタ)アクリル酸グリシジルと、第4級アンモニウム塩と、強酸塩と、フェノール系重合禁止剤とを含む、(メタ)アクリル酸グリシジル組成物。
<12>
前記強酸塩が、スルホン酸塩、硝酸塩、及びリン酸塩からなる群より選択される、<11>に記載の(メタ)アクリル酸グリシジル組成物。
<13>
前記強酸塩が、アルキルベンゼンスルホン酸塩又はアルキルスルホン酸塩である、<12>に記載の(メタ)アクリル酸グリシジル組成物。
<14>
前記強酸塩がp-トルエンスルホン酸ナトリウム又はメタンスルホン酸ナトリウムである、<13>に記載の(メタ)アクリル酸グリシジル組成物。
<15>
前記強酸塩が、硝酸ナトリウムである、<12>に記載の(メタ)アクリル酸グリシジル組成物。
<16>
前記第4級アンモニウム塩が、テトラアルキルアンモニウムハロゲニドである、<11>~<15>のいずれかに記載の(メタ)アクリル酸グリシジル組成物。
<17>
前記第4級アンモニウム塩が、テトラメチルアンモニウムクロリドまたはトリエチルメチルアンモニウムクロリドである、<16>に記載の(メタ)アクリル酸グリシジル組成物。
<18>
前記フェノール系重合禁止剤が、p-メトキシフェノール、ヒドロキノン、又はトパノールA(2-(tert-ブチル)-4,6-ジメチルフェノール)である、<11>~<17>のいずれかに記載の(メタ)アクリル酸グリシジル組成物。
<19>
第4級アンモニウム塩に対して物質量比で0.50当量以上の強酸塩を含む、<11>~<18>のいずれかに記載の(メタ)アクリル酸グリシジル組成物。
<20>
(メタ)アクリル酸グリシジルが、メタクリル酸グリシジルである、<11>~<19>のいずれかに記載の(メタ)アクリル酸グリシジル組成物。
本発明の(メタ)アクリル酸グリシジル組成物は、(メタ)アクリル酸グリシジルと、第4級アンモニウム塩と、強酸塩と、フェノール系重合禁止剤とを含む。以下、各成分について説明する。
(メタ)アクリル酸グリシジルは、アクリル酸グリシジル及びメタアクリル酸グリシジルを指す。本発明の一実施形態において、(メタ)アクリル酸グリシジルは、アクリル酸グリシジルであってよい。本発明の別の実施形態において、(メタ)アクリル酸グリシジルは、メタクリル酸グリシジルであってよい。本発明の好ましい実施形態において、(メタ)アクリル酸グリシジルは、メタクリル酸グリシジルである。
(式1) 1,3-DCP + GMA → EpCH + MACE
第4級アンモニウム塩は、(メタ)アクリル酸グリシジルの製造工程において反応触媒として用いられたもの及び精製工程で添加されたものが、(メタ)アクリル酸グリシジル組成物中に残存し得るために、(メタ)アクリル酸グリシジル組成物中に存在し得る。
本発明において用いられる強酸塩は、(メタ)アクリル酸グリシジル組成物中に存在するフェノール系重合禁止剤の失活を抑制するものであれば特に限定されないが、例えば、スルホン酸塩、硝酸塩、及びリン酸塩が挙げられる。
フェノール系重合禁止剤は、(メタ)アクリル酸グリシジルの製造において一般的に用いられる重合禁止剤であり、製造された(メタ)アクリル酸グリシジル組成物中に存在する。
上述のように、本発明者らは、(メタ)アクリル酸グリシジル組成物中あるいは(メタ)アクリル酸グリシジル製品中に残存し得る第4級アンモニウム塩が、(メタ)アクリル酸グリシジル組成物中に存在するフェノール系重合禁止剤と反応することにより、系内のフェノール系重合禁止剤が減少することを見出した。本発明はまた、このような本発明者等の発見に基づき、(メタ)アクリル酸グリシジル組成物中の強塩基の含量を第4級アンモニウム塩に対して一定の物質量比に調整することを含む、(メタ)アクリル酸グリシジル組成物中のフェノール系重合禁止剤の失活を抑制する方法を提供する。
-d[I]/dt=k[I] ・・・(1)
ここで、[I]はフェノール系重合禁止剤濃度である。なお、フェノール系重合禁止剤の変質は(メタ)アクリル酸グリシジルとの反応によるものであるため、本来は反応速度の算出の際に(メタ)アクリル酸グリシジルの濃度を考慮するべきであるが、(メタ)アクリル酸グリシジル組成物中に含まれる(メタ)アクリル酸グリシジルはフェノール系重合禁止剤に対して過剰であるため、(メタ)アクリル酸グリシジルの濃度は一定であるとした。本発明の方法において、「反応速度定数」は、好ましくは5.3×10-3day-1以下であり、より好ましくは2.1×10-3day-1以下であり、更に好ましくは1.8×10-3day-1以下であり、最も好ましくは1.2×10-3day-1以下である。「反応速度定数」が上記の範囲にあれば、(メタ)アクリル酸グリシジル組成物中のフェノール系重合禁止剤の失活が適切に抑制されているといえる。
純度99.5%のメタクリル酸グリシジル(以下、「GMA」ということがある)40.0gと純水10.0gを混合し、ボルテクスミキサーで30秒間攪拌することでGMA中の塩成分を水相に溶解させた。前記混合物から水相を回収し、水相中のイオン成分を確認した。
カラム: Shodex IC YS-50(内径4.6mm、長さ125mm)
カラム温度:40℃
溶離液:0.2mmol/L硝酸水溶液
流速:0.8mL/min
検出器:電気伝導度検出器
試料注入量:100μL
カラム: 東ソー TSKgel IC-Anion-PW(内径4.6mm、長さ50mm)
カラム温度:40℃
溶離液:東ソー TSKgel eluent IC-Anion-A
流速:0.8mL/min
検出器:電気伝導度検出器
試料注入量:100μL
参考例1のGMAにp-メトキシフェノール(富士フィルム和光純薬特級試薬)を所定量添加して、試験液とした。試験液を25℃、常圧空気雰囲気下で保存して、MQ濃度の減少を確認した。GMA中のp-メトキシフェノール(MQ)の濃度は高速液体クロマトグラフを用いて以下の条件で定量した。
カラム:東ソー TSKgel ODS-120T(粒子径5μm、内径4.6mm、長さ25cm)
カラム温度:40℃
溶離液:アセトニトリル/純水/酢酸=700/300/1(体積比)
流速:0.8mL/min
検出器:紫外可視分光検出器(波長:285nm)
試料注入量:5μL
保持時間:MQ(4.5min)
参考例1のGMAにMQを所定量とトリエチルメチルアンモニウムクロリド(「EMAC」)を5.00ppm添加して、試験液とした。試験液のMQ濃度は101.8ppmであった。試験液を25℃、常圧空気雰囲気下で保存し、参考例2と同様の方法で、15日、34日、49日、61日保存後のMQ濃度を定量したところ、それぞれ、92.4ppm、77.0ppm、65.8ppm、58.2ppmであった。また、実施例3と同様の方法で算出した反応速度定数は9.32×10-3day-1であり、MQが10%変質するのに要する時間は11日であった。
比較例1で調製した試験液に、p-トルエンスルホン酸ナトリウム(富士フィルム和光純薬特級試薬、「p-TSANa」)をトリエチルメチルアンモニウムクロリド(「EMAC」)に対して、物質量比で0.50当量添加して、25℃、常圧空気雰囲気下で保存した。参考例2と同様の方法でMQ濃度を定量したところ、試験開始時のMQ濃度は101.8ppmであったのに対し、15日、34日、49日、61日保存後のMQ濃度はそれぞれ、97.6ppm、91.4ppm、86.5ppm、82.7ppmであった。
比較例1で調製した試験液に、p-トルエンスルホン酸ナトリウム(富士フィルム和光純薬特級試薬、「p-TSANa」)をトリエチルメチルアンモニウムクロリド(「EMAC」)に対して、物質量比で0.75当量添加して、25℃、常圧空気雰囲気下で保存した。参考例2と同様の方法でMQ濃度を定量したところ、試験開始時のMQ濃度は101.8ppmであったのに対し、15日、34日、49日、61日保存後のMQ濃度はそれぞれ、99.7pp、97.2ppm、95.9ppm、94.8ppmであった。また、実施例3と同様の方法で算出した反応速度定数は1.18×10-3day-1であり、MQが10%変質するのに要する時間は89日であり、p-トルエンスルホン酸ナトリウムの添加により、MQの変質速度が小さくなった。
比較例1で調製した試験液に、p-トルエンスルホン酸ナトリウム(富士フィルム和光純薬特級試薬、「p-TSANa」)をトリエチルメチルアンモニウムクロリド(「EMAC」)に対して、物質量比で1.00当量添加して、25℃、常圧空気雰囲気下で保存した。参考例2と同様の方法でMQ濃度を定量したところ、試験開始時のMQ濃度は101.8ppmであったのに対し、15日、34日、49日、61日保存後のMQ濃度はそれぞれ、100.4ppm、99.1ppm、99.0ppm、99.2ppmであった。また、実施例3と同様の方法で算出した反応速度定数は4.36×10-4day-1であり、MQが10%変質するのに要する時間は242日であり、p-トルエンスルホン酸ナトリウムの添加により、MQの変質速度が小さくなった。
比較例1で調製した試験液に、p-トルエンスルホン酸ナトリウム(富士フィルム和光純薬特級試薬、「p-TSANa」)をトリエチルメチルアンモニウムクロリド(「EMAC」)に対して、物質量比で1.25当量添加して、25℃、常圧空気雰囲気下で保存した。参考例2と同様の方法でMQ濃度を定量したところ、試験開始時のMQ濃度は101.8ppmであったのに対し、15日、34日、49日、61日保存後のMQ濃度はそれぞれ、101.3ppm、100.3ppm、100.3ppm、100.6ppmであった。また、実施例3と同様の方法で算出した反応速度定数は2.39×10-4day-1であり、MQが10%変質するのに要する時間は442日であり、p-トルエンスルホン酸ナトリウムの添加により、MQの変質速度が小さくなった。
比較例1で調製した試験液に、p-トルエンスルホン酸ナトリウム(富士フィルム和光純薬特級試薬、「p-TSANa」)をトリエチルメチルアンモニウムクロリド(「EMAC」)に対して、物質量比で1.50当量添加して、25℃、常圧空気雰囲気下で保存した。参考例2と同様の方法でMQ濃度を定量したところ、試験開始時のMQ濃度は101.8ppmであったのに対し、15日、34日、49日、61日保存後のMQ濃度はそれぞれ、101.3ppm、100.4ppm、100.4ppm、100.8ppmであった。また、実施例3と同様の方法で算出した反応速度定数は2.05×10-4day-1であり、MQが10%変質するのに要する時間は515日であり、p-トルエンスルホン酸ナトリウムの添加により、MQの変質速度が小さくなった。
比較例1で調製した試験液に、メタンスルホン酸ナトリウム(富士フィルム和光純薬特級試薬、「Me-SO3Na」)をトリエチルメチルアンモニウムクロリド(「EMAC」)に対して、物質量比で1.00当量添加して、25℃、常圧空気雰囲気下で保存した。参考例2と同様の方法でMQ濃度を定量したところ、試験開始時のMQ濃度は101.8ppmであったのに対し、15日、34日、49日、61日保存後のMQ濃度はそれぞれ、96.1ppm、88.5ppm、83.9ppm、81.1ppmであった。また、実施例3と同様の方法で算出した反応速度定数は3.81×10-3day-1、MQが10%変質するのに要する時間は28日であり、メタンスルホン酸ナトリウムの添加により、MQの変質速度が小さくなった。
比較例1で調製した試験液に、硝酸ナトリウム(富士フィルム和光純薬特級試薬、NaNO3)をトリエチルメチルアンモニウムクロリド(「EMAC」)に対して、物質量比で1.00当量添加して、25℃、常圧空気雰囲気下で保存した。参考例2と同様の方法でMQ濃度を定量したところ、試験開始時のMQ濃度は101.8ppmであったのに対し、15日、34日、49日、61日保存後のMQ濃度はそれぞれ、94.2ppm、84.0ppm、78.2ppm、74.9ppmであった。また、実施例3と同様の方法で算出した反応速度定数は5.16×10-3day-1、MQが10%変質するのに要する時間は20日であり、硝酸ナトリウムの添加により、MQの変質速度が小さくなった。
比較例1で調製した試験液に、酢酸ナトリウム(富士フィルム和光純薬特級試薬、AcONa)をトリエチルメチルアンモニウムクロリド(「EMAC」)に対して、物質量比で1.00当量添加して、25℃、常圧空気雰囲気下で保存した。参考例2と同様の方法でMQ濃度を定量したところ、試験開始時のMQ濃度は101.8ppmであったのに対し、15日、34日、49日、61日保存後のMQ濃度はそれぞれ、92.9ppm、78.4ppm、67.9ppm、60.6ppmであった。また、実施例3と同様の方法で算出した反応速度定数は8.63×10-3day-1、MQが10%変質するのに要する時間は12日であり、硝酸ナトリウムを添加しても、MQの変質速度は殆ど変化しなかった。
参考例1のGMAにMQを所定量とトリエチルメチルアンモニウムクロリド(「EMAC」)を1.00ppm添加し、p-トルエンスルホン酸ナトリウム(富士フィルム和光純薬特級試薬、「p-TSANa」)をトリエチルメチルアンモニウムクロリド(「EMAC」)に対して、物質量比で0.50当量添加して、25℃、常圧空気雰囲気下で保存した。参考例2と同様の方法でMQ濃度を定量したところ、試験開始時のMQ濃度は99.3ppmであったのに対し、10日、21日、32日、46日、65日保存後のMQ濃度はそれぞれ、98.2ppm、97.5ppm、96.7ppm、95.3ppm、94.2ppmであった。また、実施例3と同様の方法で算出した反応速度定数は8.15×10-4day-1、MQが10%変質するのに要する時間は129日であり、p-トルエンスルホン酸ナトリウムの添加により、MQの変質速度が小さくなった。
参考例1のGMAにMQを所定量とトリエチルメチルアンモニウムクロリド(「EMAC」)を1.00ppm添加し、p-トルエンスルホン酸ナトリウム(富士フィルム和光純薬特級試薬、「p-TSANa」)をトリエチルメチルアンモニウムクロリド(「EMAC」)に対して、物質量比で0.75当量添加して、25℃、常圧空気雰囲気下で保存した。参考例2と同様の方法でMQ濃度を定量したところ、試験開始時のMQ濃度は99.3ppmであったのに対し、10日、21日、32日、46日、65日保存後のMQ濃度はそれぞれ、98.8ppm、98.5ppm、98.1ppm、98.0ppm、97.2ppmであった。また、実施例3と同様の方法で算出した反応速度定数は3.08×10-4day-1、MQが10%変質するのに要する時間は342日であり、p-トルエンスルホン酸ナトリウムの添加により、MQの変質速度が小さくなった。
参考例1のGMAにMQを所定量とトリエチルメチルアンモニウムクロリド(「EMAC」)を1.00ppm添加し、p-トルエンスルホン酸ナトリウム(富士フィルム和光純薬特級試薬、「p-TSANa」)をトリエチルメチルアンモニウムクロリド(「EMAC」)に対して、物質量比で1.00当量添加して、25℃、常圧空気雰囲気下で保存した。参考例2と同様の方法でMQ濃度を定量したところ、試験開始時のMQ濃度は99.3ppmであったのに対し、10日、21日、32日、46日、65日保存後のMQ濃度はそれぞれ、98.2ppm、97.5ppm、96.7ppm、95.3ppm、94.2ppmであった。また、実施例3と同様の方法で算出した反応速度定数は1.35×10-4day-1、MQが10%変質するのに要する時間は781日であり、p-トルエンスルホン酸ナトリウムの添加により、MQの変質速度が小さくなった。
比較例3で調製した試験液に、p-トルエンスルホン酸ナトリウム(富士フィルム和光純薬特級試薬、「p-TSANa」)をテトラメチルアンモニウムクロリド(「TMAC」)に対して、物質量比で1.00当量添加して、25℃、常圧空気雰囲気下で保存した。参考例2と同様の方法でMQ濃度を定量したところ、試験開始時のMQ濃度は99.6ppmであったのに対し、10日、21日、32日、46日、65日保存後のMQ濃度はそれぞれ、99.4ppm、99.3ppm、99.1ppm、99.1ppm、98.8ppmであった。また、実施例3と同様の方法で算出した反応速度定数は1.11×10-4day-1、MQが10%変質するのに要する時間は948日であり、p-トルエンスルホン酸ナトリウムの添加により、MQの変質速度が小さくなった。
比較例4で調製した試験液に、p-トルエンスルホン酸ナトリウム(富士フィルム和光純薬特級試薬、「p-TSANa」)をトリエチルメチルアンモニウムクロリド(「EMAC」)に対して、物質量比で1.00当量添加して、25℃、常圧空気雰囲気下で保存した。参考例2と同様の方法でMQ濃度を定量したところ、試験開始時のMQ濃度は50.1ppmであったのに対し、10日、21日、32日、46日、65日保存後のMQ濃度はそれぞれ49.9ppm、49.9ppm、49.6ppm、49.4ppm、49.1ppmであった。また、実施例3と同様の方法で算出した反応速度定数は3.04×10-4day-1、MQが10%変質するのに要する時間は347日であり、p-トルエンスルホン酸ナトリウムの添加により、MQの変質速度が小さくなった。
EMAC:トリエチルメチルアンモニウムクロリド
TMAC:テトラメチルアンモニウムクロリド
MQ:p-メトキシフェノール
p-TSANa:p-トルエンスルホン酸ナトリウム
Me-SO3Na:メタンスルホン酸ナトリウム
NaNO3:硝酸ナトリウム
AcONa:酢酸ナトリウム
Claims (20)
- (メタ)アクリル酸グリシジル組成物中の強酸塩の含量を第4級アンモニウム塩に対して物質量比で0.50当量以上に調整することを含む、(メタ)アクリル酸グリシジル組成物中のフェノール系重合禁止剤の失活を抑制する方法。
- 前記強酸塩が、スルホン酸塩、硝酸塩、及びリン酸塩からなる群より選択される、請求項1に記載の方法。
- 前記強酸塩が、アルキルベンゼンスルホン酸塩又はアルキルスルホン酸塩である、請求項2に記載の方法。
- 前記強酸塩がp-トルエンスルホン酸ナトリウム又はメタンスルホン酸ナトリウムである、請求項3に記載の方法。
- 前記強酸塩が、硝酸ナトリウムである、請求項2に記載の方法。
- 前記第4級アンモニウム塩が、テトラアルキルアンモニウムハロゲニドである、請求項1~5のいずれかに記載の方法。
- 前記第4級アンモニウム塩が、テトラメチルアンモニウムクロリドまたはトリエチルメチルアンモニウムクロリドである、請求項6に記載の方法。
- 前記フェノール系重合禁止剤が、p-メトキシフェノール、ヒドロキノン、又はトパノールA(2-(tert-ブチル)-4,6-ジメチルフェノール)である、請求項1~7のいずれかに記載の方法。
- (メタ)アクリル酸グリシジル組成物が、第4級アンモニウム塩に対して物質量比で0.50当量以上の強酸塩を含む、請求項1~8のいずれかに記載の方法。
- (メタ)アクリル酸グリシジルが、メタクリル酸グリシジルである、請求項1~9のいずれかに記載の方法。
- (メタ)アクリル酸グリシジルと、第4級アンモニウム塩と、強酸塩と、フェノール系重合禁止剤とを含む、(メタ)アクリル酸グリシジル組成物。
- 前記強酸塩が、スルホン酸塩、硝酸塩、及びリン酸塩からなる群より選択される、請求項11に記載の(メタ)アクリル酸グリシジル組成物。
- 前記強酸塩が、アルキルベンゼンスルホン酸塩又はアルキルスルホン酸塩である、請求項12に記載の(メタ)アクリル酸グリシジル組成物。
- 前記強酸塩がp-トルエンスルホン酸ナトリウム又はメタンスルホン酸ナトリウムである、請求項13に記載の(メタ)アクリル酸グリシジル組成物。
- 前記強酸塩が、硝酸ナトリウムである、請求項12に記載の(メタ)アクリル酸グリシジル組成物。
- 前記第4級アンモニウム塩が、テトラアルキルアンモニウムハロゲニドである、請求項11~15のいずれかに記載の(メタ)アクリル酸グリシジル組成物。
- 前記第4級アンモニウム塩が、テトラメチルアンモニウムクロリドまたはトリエチルメチルアンモニウムクロリドである、請求項16に記載の(メタ)アクリル酸グリシジル組成物。
- 前記フェノール系重合禁止剤が、p-メトキシフェノール、ヒドロキノン、又はトパノールA(2-(tert-ブチル)-4,6-ジメチルフェノール)である、請求項11~17のいずれかに記載の(メタ)アクリル酸グリシジル組成物。
- 第4級アンモニウム塩に対して物質量比で0.50当量以上の強酸塩を含む、請求項11~18のいずれかに記載の(メタ)アクリル酸グリシジル組成物。
- (メタ)アクリル酸グリシジルが、メタクリル酸グリシジルである、請求項11~19のいずれかに記載の(メタ)アクリル酸グリシジル組成物。
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