JP7248985B2 - 2-アクリルアミド-2-メチルプロパンスルホン酸の水和された結晶形 - Google Patents
2-アクリルアミド-2-メチルプロパンスルホン酸の水和された結晶形 Download PDFInfo
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- JP7248985B2 JP7248985B2 JP2019552074A JP2019552074A JP7248985B2 JP 7248985 B2 JP7248985 B2 JP 7248985B2 JP 2019552074 A JP2019552074 A JP 2019552074A JP 2019552074 A JP2019552074 A JP 2019552074A JP 7248985 B2 JP7248985 B2 JP 7248985B2
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- Prior art keywords
- acrylamido
- methylpropanesulfonic acid
- acid
- solution
- crystalline form
- Prior art date
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- XHZPRMZZQOIPDS-UHFFFAOYSA-N 2-Methyl-2-[(1-oxo-2-propenyl)amino]-1-propanesulfonic acid Chemical compound OS(=O)(=O)CC(C)(C)NC(=O)C=C XHZPRMZZQOIPDS-UHFFFAOYSA-N 0.000 title claims description 136
- 229920000536 2-Acrylamido-2-methylpropane sulfonic acid Polymers 0.000 title claims description 129
- 239000000243 solution Substances 0.000 claims description 61
- 239000013078 crystal Substances 0.000 claims description 56
- 239000007864 aqueous solution Substances 0.000 claims description 45
- 238000000034 method Methods 0.000 claims description 42
- 239000000203 mixture Substances 0.000 claims description 40
- 239000007787 solid Substances 0.000 claims description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 36
- 229910001868 water Inorganic materials 0.000 claims description 33
- 150000001875 compounds Chemical class 0.000 claims description 25
- 239000000725 suspension Substances 0.000 claims description 23
- 150000001340 alkali metals Chemical class 0.000 claims description 16
- 238000002156 mixing Methods 0.000 claims description 16
- 239000003960 organic solvent Substances 0.000 claims description 16
- 239000007788 liquid Substances 0.000 claims description 14
- 239000002253 acid Substances 0.000 claims description 13
- 239000000843 powder Substances 0.000 claims description 13
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 12
- 238000000926 separation method Methods 0.000 claims description 11
- 125000004432 carbon atom Chemical group C* 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 9
- 229910000272 alkali metal oxide Inorganic materials 0.000 claims description 8
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 8
- UZFMOKQJFYMBGY-UHFFFAOYSA-N 4-hydroxy-TEMPO Chemical compound CC1(C)CC(O)CC(C)(C)N1[O] UZFMOKQJFYMBGY-UHFFFAOYSA-N 0.000 claims description 7
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 7
- 150000001412 amines Chemical class 0.000 claims description 7
- 238000001157 Fourier transform infrared spectrum Methods 0.000 claims description 5
- 229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 claims description 5
- 229910021529 ammonia Inorganic materials 0.000 claims description 5
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 claims description 4
- 150000001408 amides Chemical class 0.000 claims description 4
- 238000000113 differential scanning calorimetry Methods 0.000 claims description 4
- 150000002148 esters Chemical class 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 4
- 150000002825 nitriles Chemical class 0.000 claims description 4
- 150000004649 carbonic acid derivatives Chemical class 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 235000005985 organic acids Nutrition 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 150000001298 alcohols Chemical class 0.000 claims description 2
- 150000002170 ethers Chemical class 0.000 claims description 2
- 150000002576 ketones Chemical class 0.000 claims description 2
- 150000007524 organic acids Chemical class 0.000 claims description 2
- 239000003513 alkali Substances 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 150000002739 metals Chemical class 0.000 claims 1
- 229920001577 copolymer Polymers 0.000 description 53
- 239000000178 monomer Substances 0.000 description 44
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 42
- 229920000642 polymer Polymers 0.000 description 31
- 238000006116 polymerization reaction Methods 0.000 description 21
- 150000003839 salts Chemical class 0.000 description 18
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 14
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 13
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 13
- 239000002245 particle Substances 0.000 description 13
- 239000002904 solvent Substances 0.000 description 13
- 125000000524 functional group Chemical group 0.000 description 11
- 238000005406 washing Methods 0.000 description 11
- 238000001035 drying Methods 0.000 description 10
- 238000002360 preparation method Methods 0.000 description 10
- 239000003112 inhibitor Substances 0.000 description 9
- -1 2,2,6,6-tetramethyl(piperidin-1-yl)oxyl Chemical group 0.000 description 8
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 8
- 229910052783 alkali metal Inorganic materials 0.000 description 8
- 125000000129 anionic group Chemical class 0.000 description 8
- NWVVVBRKAWDGAB-UHFFFAOYSA-N p-methoxyphenol Chemical compound COC1=CC=C(O)C=C1 NWVVVBRKAWDGAB-UHFFFAOYSA-N 0.000 description 8
- 238000002441 X-ray diffraction Methods 0.000 description 7
- 229910052757 nitrogen Inorganic materials 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- OZAIFHULBGXAKX-UHFFFAOYSA-N 2-(2-cyanopropan-2-yldiazenyl)-2-methylpropanenitrile Chemical compound N#CC(C)(C)N=NC(C)(C)C#N OZAIFHULBGXAKX-UHFFFAOYSA-N 0.000 description 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 6
- 150000007522 mineralic acids Chemical class 0.000 description 6
- IOLCXVTUBQKXJR-UHFFFAOYSA-M potassium bromide Chemical compound [K+].[Br-] IOLCXVTUBQKXJR-UHFFFAOYSA-M 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- CIHOLLKRGTVIJN-UHFFFAOYSA-N tert‐butyl hydroperoxide Chemical compound CC(C)(C)OO CIHOLLKRGTVIJN-UHFFFAOYSA-N 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 229920001519 homopolymer Polymers 0.000 description 5
- 238000001757 thermogravimetry curve Methods 0.000 description 5
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 4
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- 238000002144 chemical decomposition reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 4
- XFHJDMUEHUHAJW-UHFFFAOYSA-N n-tert-butylprop-2-enamide Chemical compound CC(C)(C)NC(=O)C=C XFHJDMUEHUHAJW-UHFFFAOYSA-N 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 150000003460 sulfonic acids Chemical group 0.000 description 4
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 238000011282 treatment Methods 0.000 description 4
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 4
- 229920002554 vinyl polymer Polymers 0.000 description 4
- DPBJAVGHACCNRL-UHFFFAOYSA-N 2-(dimethylamino)ethyl prop-2-enoate Chemical group CN(C)CCOC(=O)C=C DPBJAVGHACCNRL-UHFFFAOYSA-N 0.000 description 3
- BTYIFQSAIPDZQW-UHFFFAOYSA-N 2-propan-2-yl-4,5-dihydro-1h-imidazole Chemical compound CC(C)C1=NCCN1 BTYIFQSAIPDZQW-UHFFFAOYSA-N 0.000 description 3
- KWSLGOVYXMQPPX-UHFFFAOYSA-N 5-[3-(trifluoromethyl)phenyl]-2h-tetrazole Chemical compound FC(F)(F)C1=CC=CC(C2=NNN=N2)=C1 KWSLGOVYXMQPPX-UHFFFAOYSA-N 0.000 description 3
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 3
- 238000005033 Fourier transform infrared spectroscopy Methods 0.000 description 3
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 125000002091 cationic group Chemical group 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 239000008367 deionised water Substances 0.000 description 3
- 229910021641 deionized water Inorganic materials 0.000 description 3
- AXCXNCAUYZRGHF-UHFFFAOYSA-N dibutoxy(phenyl)borane Chemical compound CCCCOB(OCCCC)C1=CC=CC=C1 AXCXNCAUYZRGHF-UHFFFAOYSA-N 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- IMBKASBLAKCLEM-UHFFFAOYSA-L ferrous ammonium sulfate (anhydrous) Chemical compound [NH4+].[NH4+].[Fe+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O IMBKASBLAKCLEM-UHFFFAOYSA-L 0.000 description 3
- 238000005469 granulation Methods 0.000 description 3
- 230000003179 granulation Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- QYZFTMMPKCOTAN-UHFFFAOYSA-N n-[2-(2-hydroxyethylamino)ethyl]-2-[[1-[2-(2-hydroxyethylamino)ethylamino]-2-methyl-1-oxopropan-2-yl]diazenyl]-2-methylpropanamide Chemical compound OCCNCCNC(=O)C(C)(C)N=NC(C)(C)C(=O)NCCNCCO QYZFTMMPKCOTAN-UHFFFAOYSA-N 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 229910001379 sodium hypophosphite Inorganic materials 0.000 description 3
- 238000001228 spectrum Methods 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
- QIGBRXMKCJKVMJ-UHFFFAOYSA-N 1,4-Benzenediol Natural products OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 description 2
- WJFKNYWRSNBZNX-UHFFFAOYSA-N 10H-phenothiazine Chemical compound C1=CC=C2NC3=CC=CC=C3SC2=C1 WJFKNYWRSNBZNX-UHFFFAOYSA-N 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 2
- WEAQXVDSAUMZHI-UHFFFAOYSA-M 2-methylprop-2-enamide;trimethyl(propyl)azanium;chloride Chemical compound [Cl-].CC(=C)C(N)=O.CCC[N+](C)(C)C WEAQXVDSAUMZHI-UHFFFAOYSA-M 0.000 description 2
- AGBXYHCHUYARJY-UHFFFAOYSA-N 2-phenylethenesulfonic acid Chemical compound OS(=O)(=O)C=CC1=CC=CC=C1 AGBXYHCHUYARJY-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-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
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 2
- FFDGPVCHZBVARC-UHFFFAOYSA-N N,N-dimethylglycine Chemical compound CN(C)CC(O)=O FFDGPVCHZBVARC-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
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 2
- 125000000217 alkyl group Chemical group 0.000 description 2
- 150000003863 ammonium salts Chemical class 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000010560 atom transfer radical polymerization reaction Methods 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 239000004202 carbamide Substances 0.000 description 2
- 150000007942 carboxylates Chemical class 0.000 description 2
- 150000001735 carboxylic acids Chemical class 0.000 description 2
- 239000007810 chemical reaction solvent Substances 0.000 description 2
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical group ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000002537 cosmetic Substances 0.000 description 2
- 239000011557 critical solution Substances 0.000 description 2
- 238000010908 decantation Methods 0.000 description 2
- GQOKIYDTHHZSCJ-UHFFFAOYSA-M dimethyl-bis(prop-2-enyl)azanium;chloride Chemical compound [Cl-].C=CC[N+](C)(C)CC=C GQOKIYDTHHZSCJ-UHFFFAOYSA-M 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000011552 falling film Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000005189 flocculation Methods 0.000 description 2
- 230000016615 flocculation Effects 0.000 description 2
- 238000001879 gelation Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000009499 grossing Methods 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- 125000000687 hydroquinonyl group Chemical group C1(O)=C(C=C(O)C=C1)* 0.000 description 2
- 238000002329 infrared spectrum Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000007791 liquid phase 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
- 238000012705 nitroxide-mediated radical polymerization Methods 0.000 description 2
- 150000002894 organic compounds Chemical class 0.000 description 2
- 229950000688 phenothiazine Drugs 0.000 description 2
- 150000004986 phenylenediamines Chemical class 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 125000001453 quaternary ammonium group Chemical group 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 238000001694 spray drying Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000006277 sulfonation reaction Methods 0.000 description 2
- 235000011149 sulphuric acid Nutrition 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 230000010512 thermal transition Effects 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- JMCRDEBJJPRTPV-OWOJBTEDSA-N (e)-ethene-1,2-diol Chemical group O\C=C\O JMCRDEBJJPRTPV-OWOJBTEDSA-N 0.000 description 1
- JWYVGKFDLWWQJX-UHFFFAOYSA-N 1-ethenylazepan-2-one Chemical compound C=CN1CCCCCC1=O JWYVGKFDLWWQJX-UHFFFAOYSA-N 0.000 description 1
- OSSNTDFYBPYIEC-UHFFFAOYSA-N 1-ethenylimidazole Chemical compound C=CN1C=CN=C1 OSSNTDFYBPYIEC-UHFFFAOYSA-N 0.000 description 1
- XLPJNCYCZORXHG-UHFFFAOYSA-N 1-morpholin-4-ylprop-2-en-1-one Chemical compound C=CC(=O)N1CCOCC1 XLPJNCYCZORXHG-UHFFFAOYSA-N 0.000 description 1
- PRAMZQXXPOLCIY-UHFFFAOYSA-N 2-(2-methylprop-2-enoyloxy)ethanesulfonic acid Chemical compound CC(=C)C(=O)OCCS(O)(=O)=O PRAMZQXXPOLCIY-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
- JKNCOURZONDCGV-UHFFFAOYSA-N 2-(dimethylamino)ethyl 2-methylprop-2-enoate Chemical group CN(C)CCOC(=O)C(C)=C JKNCOURZONDCGV-UHFFFAOYSA-N 0.000 description 1
- JHHGXBMPCYDHDU-UHFFFAOYSA-N 2-(prop-2-enoylamino)undecanoic acid Chemical compound CCCCCCCCCC(C(O)=O)NC(=O)C=C JHHGXBMPCYDHDU-UHFFFAOYSA-N 0.000 description 1
- YDCCJGNRCMSPLJ-UHFFFAOYSA-N 2-[2-(dimethylamino)acetyl]oxyethyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OCCOC(=O)CN(C)C YDCCJGNRCMSPLJ-UHFFFAOYSA-N 0.000 description 1
- KCCDOHKAKDABFT-UHFFFAOYSA-N 2-[dimethyl(2-prop-2-enoyloxyethyl)azaniumyl]ethanesulfonate Chemical compound [O-]S(=O)(=O)CC[N+](C)(C)CCOC(=O)C=C KCCDOHKAKDABFT-UHFFFAOYSA-N 0.000 description 1
- JAIZEEVCOPNRPQ-UHFFFAOYSA-N 2-[dimethyl-[2-(2-methylprop-2-enoyloxy)ethyl]azaniumyl]ethanesulfonate Chemical compound CC(=C)C(=O)OCC[N+](C)(C)CCS([O-])(=O)=O JAIZEEVCOPNRPQ-UHFFFAOYSA-N 0.000 description 1
- MAHPRGDLSBPRRA-UHFFFAOYSA-N 2-[dimethyl-[3-(prop-2-enoylamino)propyl]azaniumyl]ethanesulfonate Chemical compound C[N+](C)(CCCNC(=O)C=C)CCS([O-])(=O)=O MAHPRGDLSBPRRA-UHFFFAOYSA-N 0.000 description 1
- QENRKQYUEGJNNZ-UHFFFAOYSA-N 2-methyl-1-(prop-2-enoylamino)propane-1-sulfonic acid Chemical compound CC(C)C(S(O)(=O)=O)NC(=O)C=C QENRKQYUEGJNNZ-UHFFFAOYSA-N 0.000 description 1
- CPQQQVIIRFVAQU-UHFFFAOYSA-N 2-methyl-2-(prop-2-enoylamino)propane-1,3-disulfonic acid Chemical compound OS(=O)(=O)CC(C)(CS(O)(=O)=O)NC(=O)C=C CPQQQVIIRFVAQU-UHFFFAOYSA-N 0.000 description 1
- WTEXTEJRYNLGNC-UHFFFAOYSA-N 2-methylidenepropane-1,3-disulfonic acid Chemical compound OS(=O)(=O)CC(=C)CS(O)(=O)=O WTEXTEJRYNLGNC-UHFFFAOYSA-N 0.000 description 1
- XEEYSDHEOQHCDA-UHFFFAOYSA-N 2-methylprop-2-ene-1-sulfonic acid Chemical compound CC(=C)CS(O)(=O)=O XEEYSDHEOQHCDA-UHFFFAOYSA-N 0.000 description 1
- KFNGWPXYNSJXOP-UHFFFAOYSA-N 3-(2-methylprop-2-enoyloxy)propane-1-sulfonic acid Chemical compound CC(=C)C(=O)OCCCS(O)(=O)=O KFNGWPXYNSJXOP-UHFFFAOYSA-N 0.000 description 1
- BFHHRFOBSPISLB-UHFFFAOYSA-N 3-[2-(dimethylamino)acetyl]oxypropyl prop-2-enoate Chemical compound CN(C)CC(OCCCOC(C=C)=O)=O BFHHRFOBSPISLB-UHFFFAOYSA-N 0.000 description 1
- ZQRNRKASNNVFAJ-UHFFFAOYSA-N 3-[dimethyl(2-prop-2-enoyloxyethyl)azaniumyl]propane-1-sulfonate Chemical compound [O-]S(=O)(=O)CCC[N+](C)(C)CCOC(=O)C=C ZQRNRKASNNVFAJ-UHFFFAOYSA-N 0.000 description 1
- BCAIDFOKQCVACE-UHFFFAOYSA-N 3-[dimethyl-[2-(2-methylprop-2-enoyloxy)ethyl]azaniumyl]propane-1-sulfonate Chemical compound CC(=C)C(=O)OCC[N+](C)(C)CCCS([O-])(=O)=O BCAIDFOKQCVACE-UHFFFAOYSA-N 0.000 description 1
- OIETYYKGJGVJFT-UHFFFAOYSA-N 3-[dimethyl-[3-(2-methylprop-2-enoylamino)propyl]azaniumyl]propane-1-sulfonate Chemical compound CC(=C)C(=O)NCCC[N+](C)(C)CCCS([O-])(=O)=O OIETYYKGJGVJFT-UHFFFAOYSA-N 0.000 description 1
- KVKJQOXYGGPBIW-UHFFFAOYSA-N 3-[dimethyl-[3-(prop-2-enoylamino)propyl]azaniumyl]propane-1-sulfonate Chemical compound [O-]S(=O)(=O)CCC[N+](C)(C)CCCNC(=O)C=C KVKJQOXYGGPBIW-UHFFFAOYSA-N 0.000 description 1
- QZPSOSOOLFHYRR-UHFFFAOYSA-N 3-hydroxypropyl prop-2-enoate Chemical compound OCCCOC(=O)C=C QZPSOSOOLFHYRR-UHFFFAOYSA-N 0.000 description 1
- UHWCAAMSQLMQKV-UHFFFAOYSA-N 3-methyl-2-(prop-2-enoylamino)butanoic acid Chemical compound CC(C)C(C(O)=O)NC(=O)C=C UHWCAAMSQLMQKV-UHFFFAOYSA-N 0.000 description 1
- NYUTUWAFOUJLKI-UHFFFAOYSA-N 3-prop-2-enoyloxypropane-1-sulfonic acid Chemical compound OS(=O)(=O)CCCOC(=O)C=C NYUTUWAFOUJLKI-UHFFFAOYSA-N 0.000 description 1
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Images
Classifications
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- C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
- C07C309/01—Sulfonic acids
- C07C309/02—Sulfonic acids having sulfo groups bound to acyclic carbon atoms
- C07C309/03—Sulfonic acids having sulfo groups bound to acyclic carbon atoms of an acyclic saturated carbon skeleton
- C07C309/13—Sulfonic acids having sulfo groups bound to acyclic carbon atoms of an acyclic saturated carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton
- C07C309/14—Sulfonic acids having sulfo groups bound to acyclic carbon atoms of an acyclic saturated carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton containing amino groups bound to the carbon skeleton
- C07C309/15—Sulfonic acids having sulfo groups bound to acyclic carbon atoms of an acyclic saturated carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton containing amino groups bound to the carbon skeleton the nitrogen atom of at least one of the amino groups being part of any of the groups, X being a hetero atom, Y being any atom
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
- C07C309/01—Sulfonic acids
- C07C309/02—Sulfonic acids having sulfo groups bound to acyclic carbon atoms
- C07C309/20—Sulfonic acids having sulfo groups bound to acyclic carbon atoms of an acyclic unsaturated carbon skeleton
- C07C309/21—Sulfonic acids having sulfo groups bound to acyclic carbon atoms of an acyclic unsaturated carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
- C02F11/147—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using organic substances
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/02—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/42—Separation; Purification; Stabilisation; Use of additives
- C07C303/44—Separation; Purification
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- 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
- C08F20/52—Amides or imides
- C08F20/54—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide
- C08F20/56—Acrylamide; Methacrylamide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- 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
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- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/58—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids
- C09K8/588—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids characterised by the use of specific polymers
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/60—Compositions for stimulating production by acting on the underground formation
- C09K8/62—Compositions for forming crevices or fractures
- C09K8/66—Compositions based on water or polar solvents
- C09K8/68—Compositions based on water or polar solvents containing organic compounds
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- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/60—Compositions for stimulating production by acting on the underground formation
- C09K8/80—Compositions for reinforcing fractures, e.g. compositions of proppants used to keep the fractures open
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- C—CHEMISTRY; METALLURGY
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Description
1)2-アクリルアミド-2-メチルプロパンスルホン酸を、有利には少なくとも1分間にわたって、水溶液と混合して、懸濁液Aを形成する工程、
2)懸濁液Aを、有利には40~150℃の温度まで、加熱して、2-アクリルアミド-2-メチルプロパンスルホン酸の溶液Bを調製する工程、
3)溶液Bを、有利には-40~100℃の温度まで、有利には1~1200分の時間にわたって、冷却して、結晶の懸濁液Cを調製する工程、
4)懸濁液Cから固体/液体分離を行い、工程3)から得られた懸濁液Cから組成物1の形態で結晶を単離する工程であって、結晶は、有利には、組成物1の40~99質量%に相当する、単離する工程
を含む、方法に関する。得られた結晶は、水和された結晶形である。
2-アクリルアミド-2-メチルプロパンスルホン酸は、既に述べた製造方法から得られる(アクリロニトリル、発煙硫酸、及びイソブチレン)。2-アクリルアミド-2-メチルプロパンスルホン酸は、微細粉末の形態であってよい、又は圧縮、造粒、若しくは押出し等の方法により、制御された方法で成形されてよい。
- 有機酸、有利には1~8個の炭素を含むカルボン酸、
- 有利には1~8個の炭素原子を含むアミド、
- 有利には1~8個の炭素原子を含むアルコール、
- 有利には1~8個の炭素原子を含むケトン、
- 有利には1~8個の炭素原子を含むエーテル、
- 有利には1~8個の炭素原子を含むエステル、
- 有利には1~8個の炭素原子を含むアルカン、
- 有利には1~8個の炭素原子を含むハロゲン化炭化水素化合物、
- 有利には1~8個の炭素原子を含むニトリル、又は
- これらの混合物。
工程1)で得られた懸濁液Aが、40~150℃の温度に、より好ましくは50~120℃の温度に加熱されて、溶液Bが調製される。
工程2)で得られた溶液Bは、-40~100℃の温度まで、より好ましくは-20~50℃の温度まで冷却される。既に示したように、当業者であれば、2-アクリルアミド-2-メチルプロパンスルホン酸の濃度に応じて、及び/又は溶媒1の融点に応じて、及び/又は工程1)の無機酸に応じて、温度を調節する方法が分かるであろう。
工程3)で得られた懸濁液Cに含有される水和された2-アクリルアミド-2-メチルプロパンスルホン酸の結晶は、液体/固体分離工程を通して単離され、組成物1の形態で得られる。限定されない例として、本発明者らは、遠心分離フィルター、デカンター、フィルタープレス、スターラー付きスムージングフィルター(smoothing filter)、ベルトフィルター、ディスクフィルター、又は回転ドラムフィルターを挙げることができる。好ましい方法では、液体/固体分離は、遠心分離フィルターを用いて行われる。液体/固体分離は、重力デカンテーションによって行われてもよい。
所望に応じて行われてよい工程5)では、工程4)から得られた結晶を含有する組成物1が、洗浄溶液を用いて洗浄される。
所望に応じて行われてよい工程6)では、工程5)で得られた組成物2が乾燥される。限定されない例として、本発明者らは、すべての対流、伝導、又は放射乾燥技術(流動床乾燥機、トラバース床乾燥機(traversed bed dryer)、コンベアベルト乾燥、加熱されたスターラー付きスムージングフィルター上でのマイクロ波乾燥、高周波放射線による乾燥、赤外線、噴霧乾燥)の使用を挙げることができる。
a)有利には1~700g/Lの濃度を有する、2-アクリルアミド-2-メチルプロパンスルホン酸の水溶液Xを調製する工程、
b)水溶液Xを、アルカリ金属若しくはアルカリ土類金属の水酸化物、アルカリ金属若しくはアルカリ土類金属の酸化物、アンモニア、以下の式NR1R2R3(R1、R2、及びR3は、有利には、炭化水素基、特にアルキル基である)を有するアミン、又はアルカリ金属若しくはアルカリ土類金属の炭酸塩から選択される化合物Yと接触させ、混合する工程
を含む。
2-アクリルアミド-2-メチルプロパンスルホン酸の水和された結晶形は、微細粉末の形態であってよい、又は圧縮、若しくは造粒、若しくは押出し等の方法により、制御された方法で成形されてよい。
化合物Yは、固体の形態又は液体の形態であってよい。
- 不飽和ポリエチレン性モノマー(少なくとも2つの不飽和官能基を有する)、例えばビニル、アリル、アクリル、及びエポキシ官能基等、を含む群より選択され得る少なくとも1つの構造剤であって、例えば、メチレン-ビス-アクリルアミド(MBA)、トリアリルアミン、塩化テトラアリルアンモニウム、1,2-ジヒドロキシエチレンビス-(N-アクリルアミド)が言及され得る、少なくとも1つの構造剤によって、並びに/又は
- ポリペルオキシド、ポリアゾイック(polyazoics)、並びにポリメルカプタン(コ)ポリマー及びポリオール等の多官能性連鎖移動剤等のマクロ開始剤によって、並びに/又は
- 官能化ポリサッカリドによって、
構造形成又は架橋してよい。
[η]=KMα
[η]は、溶液の粘度を測定する方法によって特定される(コ)ポリマーの固有粘度を表す。
Kは、実験定数を表す。
Mは、(コ)ポリマーの分子量を表す。
αは、Mark-Houwink係数を表す。
K及びαは、特定の(コ)ポリマー-溶媒系に依存する。
2-アクリルアミド-2-メチルプロパンスルホン酸の合成
スターラー付きの2000mLジャケット付き反応器に、0.4質量%の水を含有する1522グラムのアクリロニトリル及び104%H2SO4(18%オレウム)と滴定される180グラムの発煙硫酸を添加した。この混合物を、1時間撹拌し、反応器ジャケットを介して冷却し、スルホン化混合物の温度を-20℃に保持した。
2-アクリルアミド-2-メチルプロパンスルホン酸の水和された結晶形の形成
2000mLのジャケット付き反応器に、500グラムの実施例1で得られた2-アクリルアミド-2-メチルプロパンスルホン酸、及び460グラムの10%H2SO4の濃度の硫酸を添加した。
実施例1及び実施例2からの生成物のNMR分析
実施例1で得た2-アクリルアミド-2-メチルプロパンスルホン酸固体及び実施例2で得たその水和された結晶形を、プロトン核磁気共鳴法(NMR)によって分析した。
X線回折分析
実施例1及び実施例2で得た固体を、予め粉砕して粉末を形成し、10~90°の角度範囲にわたるX線回折によって分析した。用いた装置は、銅線源を備えたRigaku miniflex II回折計であった。
10.58°、11.2°、12.65°、13.66°、16.28°、18.45°、20°、20.4°、22.5°、25.5°、25.88°、26.47°、28.52°、30.28°、30.8°、34.09°、38.19°、40.69°、41.82°、43.74°、46.04°の2シータ度(+/-0.1°)
フーリエ変換赤外線測定
フーリエ変換赤外線測定の装置は、精度が8cm-1であるPerkin Elmer Spectrum 100であった。
3280cm-1、3126cm-1、1657cm-1、1595cm-1、1453cm-1、1395cm-1、1307cm-1、1205cm-1、1164cm-1、1113cm-1、1041cm-1、968cm-1、885cm-1、815cm-1、794cm-1
示差走査熱量測定(DSC)
用いた装置は、SetaramによるDSC131 EVOであった。
酸-塩基滴定
1000mLのビーカーに、500mLの脱塩水及び実施例1から得た100gを添加した。溶液の混合を可能とするために磁気撹拌子を入れた。
最小着火エネルギー(MIE)の測定
最小着火エネルギーは、規格NF EN 13821に従って測定した。
粒径測定
実施例1及び実施例2で得た固体を、レーザー回折によって分析して、それらの粒径分布を特定した。
比表面積の測定
実施例1及び実施例2で得た固体を、室温で24時間にわたって脱気した。
2-アクリルアミド-2-メチルプロパンスルホン酸の水和された結晶形のナトリウム塩のための調製プロトコル
冷却管、pHメーター、及びスターラーを備えたジャケット付き2000mL反応器に、500グラムの実施例2からのアクリルアミド-2-メチルプロパンスルホン酸の水和された結晶形及び770グラムの水を添加した。この混合物のpHは1未満であった。
アクリルアミド/水和された結晶形の2-アクリルアミド-2-メチルプロパンスルホン酸(75/25mol%)のコポリマーP1の調製
549.5gの脱イオン水、520.5の50%溶液のアクリルアミド、97.6gの50%水酸化ナトリウム溶液、16.2gの尿素、及び316.2gの実施例2で得た2-アクリルアミド-2-メチルプロパンスルホン酸結晶を、2000mlのビーカーに添加する。
0.75gの2,2'-アゾビスイソブチロニトリル、
- 5g/lの2,2'-アゾビス[2-(2-イミダゾリン-2-イル)プロパン二塩酸塩]を含有する1.5mlの溶液、
3g/lの次亜リン酸ナトリウムを含有する1.5mlの溶液、
1g/lのtert-ブチルヒドロペルオキシドを含有する2.25mlの溶液、
- 1g/lの硫酸アンモニウム鉄(II)六水和物(モール塩)の2.25mlの溶液、
を添加する。
アクリルアミド/水和された結晶形ではない2-アクリルアミド-2-メチルプロパンスルホン酸(75/25mol%)のコポリマーP'1の調製
結晶形の2-アクリルアミド-2-メチルプロパンスルホン酸水和物(実施例2)を実施例1で得た水和された結晶形ではない2-アクリルアミド-2-メチルプロパンスルホン酸で置き換えて、実施例12のようにしてコポリマーを調製する。
等分子量のコポリマーP1及びP'1の溶液の耐化学分解性の測定
900万の分子量を有するポリマーP1及びP'1の耐化学分解性試験を、水、37000ppmのNaCl、5000ppmのNa2SO4、及び200ppmのNaHCO3から構成される鹹水中、異なる濃度の鉄(II)(2、5、10、及び20ppm)の存在下、好気性条件下で行った。これらの試験は、非結晶形の2-アクリルアミド-2-メチルプロパンスルホン酸又はその塩のうちの少なくとも1つから調製したポリマー(P'1)、及び結晶形の2-アクリルアミド-2-メチルプロパンスルホン酸又はその塩のうちの少なくとも1つから調製したポリマー(P1)に対して行った。両ポリマーは、同じ化学組成を有する。ポリマー溶液を汚染物と接触させた24時間後に得られた結果を、図14に示す。
等分子量のポリマーの溶液の耐熱分解性の測定
900万の分子量を有するポリマーP1及びP'1の耐熱分解性の試験を、水、30000ppmのNaCl、及び3000ppmのCaCl2.2H2Oから構成される鹹水中の活性濃度2000ppmで、嫌気性下で行った。これらの試験は、非結晶形の2-アクリルアミド-2-メチルプロパンスルホン酸又はその塩のうちの少なくとも1つから作製したポリマー(P'1)、及び結晶形の2-アクリルアミド-2-メチルプロパンスルホン酸又はその塩のうちの少なくとも1つから作製したポリマー(P1)に対して行った。両ポリマーは、同じ化学組成を有する。ポリマー溶液を、90℃で6ヶ月間エージングした。粘度の低下に関する得られた結果を、図15に示す。本発明者らの観察によると、ポリマーP1の粘度低下が、同等のポリマーP'1よりも小さいということが分かる。
2-アクリルアミド-2-メチルプロパンスルホン酸の水和された結晶形からのホモポリマーP2の調製
390.5gの脱イオン水、262gの50%水酸化ナトリウム溶液、及び847.5gの実施例2で得た2-アクリルアミド-2-メチルプロパンスルホン酸結晶を、2000mlのビーカーに添加する。
0.45gの2,2'-アゾビスイソブチロニトリル、
- 2.5g/lの2,2'-アゾビス[2-(2-イミダゾリン-2-イル)プロパン二塩酸塩]を含有する1.5mlの溶液、
1g/lの次亜リン酸ナトリウムの1.5mlの溶液、
1g/lのtert-ブチルヒドロペルオキシドを含有する1.5mlの溶液、
- 1g/lの硫酸アンモニウム鉄(II)六水和物(モール塩)の1.5mlの溶液、
を添加する。
水和された結晶形ではない2-アクリルアミド-2-メチルプロパンスルホン酸からのホモポリマーP'2の調製
水和された結晶形の2-アクリルアミド-2-メチルプロパンスルホン酸を実施例1で合成した水和された結晶形ではない2-アクリルアミド-2-メチルプロパンスルホン酸で置き換えて、実施例16のようにしてポリマーを調製する。
ポリマーP2及びP'2の溶液の耐化学分解性の測定
530万Daの分子量を有するポリマーP2及びP'2の耐化学分解性試験を、水、37000ppmのNaCl、5000ppmのNa2SO4、及び200ppmのNaHCO3から構成される鹹水中、様々な濃度の鉄(II)(2、5、10、及び20ppm)の存在下、好気性条件下で行った。これらの試験は、非結晶形の2-アクリルアミド-2-メチルプロパンスルホン酸又はその塩のうちの少なくとも1つから調製したポリマー(P'2)、及び結晶形の2-アクリルアミド-2-メチルプロパンスルホン酸又はその塩のうちの少なくとも1つから調製したポリマー(P2)に対して行った。両ポリマーは、同じ化学組成を有する。ポリマー溶液を汚染物と接触させた24時間後に得られた結果を、図16に示す。
アクリルアミド/水和された結晶形の2-アクリルアミド-2-メチルプロパンスルホン酸(75/25mol%)の後水和されたコポリマーP3の調製
761.9gの脱イオン水、574.2gの50%溶液のアクリルアミド、35.9gの50%水酸化ナトリウム溶液、11.7gの尿素、及び116.3gの実施例2で得た2-アクリルアミド-2-メチルプロパンスルホン酸結晶を、2000mlのビーカーに添加する。
0.45gの2,2'-アゾビスイソブチロニトリル、
5g/lの2,2'-アゾビス[2-(2-イミダゾリン-2-イル)プロパン二塩酸塩]を含有する1.5mlの溶液、
1g/lの次亜リン酸ナトリウムの1.5mlの溶液、
1g/lのtert-ブチルヒドロペルオキシドを含有する2.25mlの溶液、
- 1g/lの硫酸アンモニウム鉄(II)六水和物(モール塩)の3.0mlの溶液、
を添加する。
アクリルアミド/水和された結晶形ではない2-アクリルアミド-2-メチルプロパンスルホン酸(75/25mol%)の後水和されたコポリマーP'3の調製
水和された結晶形の2-アクリルアミド-2-メチルプロパンスルホン酸(実施例2)を実施例1で合成した水和された結晶形ではない2-アクリルアミド-2-メチルプロパンスルホン酸で置き換えて、実施例19のようにしてコポリマーを調製する。
Claims (13)
1)2-アクリルアミド-2-メチルプロパンスルホン酸を、水溶液と混合して、懸濁液Aを形成する工程であって、前記水溶液は、少なくとも80質量%の水及び最大20質量%の
- 有機溶媒1、及び
- 2-アクリルアミド-2-メチルプロパンスルホン酸以外の無機酸
のいずれか1つ、又は
- これらの混合物
を含み、
前記有機溶媒1は、水と混和性であり、有機酸、アミド、アルコール、ケトン、エーテル、エステル、ニトリル、及びこれらの混合物から選択される、
工程、
2)懸濁液Aを加熱して、2-アクリルアミド-2-メチルプロパンスルホン酸の溶液Bを調製する工程、
3)溶液Bを冷却して、結晶の懸濁液Cを調製する工程、
4)懸濁液Cから固体/液体分離を行い、工程3)からの懸濁液Cから組成物1の形態で結晶を単離する工程を含む、方法。
a)2-アクリルアミド-2-メチルプロパンスルホン酸の水溶液Xを調製する工程、
b)前記水溶液Xを、アルカリ金属若しくはアルカリ土類金属の水酸化物、アルカリ金属若しくはアルカリ土類金属の酸化物、アンモニア、以下の式NR1R2R3で表されるアミン(式中、R 1 、R 2 、及びR 3 は、水素原子又は1~22個の炭素原子を有する炭素鎖であり、ただし、R 1 、R 2 、及びR 3 は、同時に水素原子ではない)、又はアルカリ金属若しくはアルカリ土類金属の炭酸塩から選択される化合物Yと接触させ、混合する工程
を含む、方法。
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FR1752288A FR3064004B1 (fr) | 2017-03-20 | 2017-03-20 | Forme cristalline hydratee de l'acide 2-acrylamido-2-methylpropane sulfonique |
PCT/FR2018/050652 WO2018172676A1 (fr) | 2017-03-20 | 2018-03-19 | Forme cristalline hydratee de l'acide 2-acrylamido-2-methylpropane sulfonique |
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