JP4126931B2 - 高分子凝集剤及び汚泥の脱水方法 - Google Patents
高分子凝集剤及び汚泥の脱水方法 Download PDFInfo
- Publication number
- JP4126931B2 JP4126931B2 JP2002058765A JP2002058765A JP4126931B2 JP 4126931 B2 JP4126931 B2 JP 4126931B2 JP 2002058765 A JP2002058765 A JP 2002058765A JP 2002058765 A JP2002058765 A JP 2002058765A JP 4126931 B2 JP4126931 B2 JP 4126931B2
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- Prior art keywords
- copolymer
- polymer flocculant
- viscosity
- sludge
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 229920000642 polymer Polymers 0.000 title claims description 52
- 239000010802 sludge Substances 0.000 title claims description 28
- 238000000034 method Methods 0.000 title claims description 24
- 239000000178 monomer Substances 0.000 claims description 65
- 229920001577 copolymer Polymers 0.000 claims description 52
- 150000003839 salts Chemical group 0.000 claims description 38
- 229920000233 poly(alkylene oxides) Polymers 0.000 claims description 23
- 239000007864 aqueous solution Substances 0.000 claims description 20
- -1 dialkylaminoalkyl acrylate Chemical compound 0.000 claims description 12
- 125000004432 carbon atom Chemical group C* 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 10
- 125000002947 alkylene group Chemical group 0.000 claims description 9
- 239000000243 solution Substances 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 208000005156 Dehydration Diseases 0.000 claims description 6
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 6
- 230000018044 dehydration Effects 0.000 claims description 6
- 238000006297 dehydration reaction Methods 0.000 claims description 6
- 230000000379 polymerizing effect Effects 0.000 claims description 6
- 125000000217 alkyl group Chemical group 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- 238000000691 measurement method Methods 0.000 claims description 3
- 239000011780 sodium chloride Substances 0.000 claims description 3
- 125000003545 alkoxy group Chemical group 0.000 claims description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 22
- 125000004985 dialkyl amino alkyl group Chemical group 0.000 description 19
- 238000006116 polymerization reaction Methods 0.000 description 16
- 125000000129 anionic group Chemical group 0.000 description 15
- 239000003795 chemical substances by application Substances 0.000 description 11
- 239000008394 flocculating agent Substances 0.000 description 9
- 238000001914 filtration Methods 0.000 description 8
- 125000002091 cationic group Chemical group 0.000 description 7
- 238000001879 gelation Methods 0.000 description 7
- 239000003505 polymerization initiator Substances 0.000 description 7
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 6
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 6
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000000499 gel Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 238000007334 copolymerization reaction Methods 0.000 description 4
- 239000002562 thickening agent Substances 0.000 description 4
- 238000004927 wastewater treatment sludge Methods 0.000 description 4
- 229920003169 water-soluble polymer Polymers 0.000 description 4
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 3
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 3
- 239000000701 coagulant Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 239000012024 dehydrating agents Substances 0.000 description 3
- 239000003623 enhancer Substances 0.000 description 3
- 238000005469 granulation Methods 0.000 description 3
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- LCPVQAHEFVXVKT-UHFFFAOYSA-N 2-(2,4-difluorophenoxy)pyridin-3-amine Chemical compound NC1=CC=CN=C1OC1=CC=C(F)C=C1F LCPVQAHEFVXVKT-UHFFFAOYSA-N 0.000 description 2
- 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 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
- HFCUBKYHMMPGBY-UHFFFAOYSA-N 2-methoxyethyl prop-2-enoate Chemical compound COCCOC(=O)C=C HFCUBKYHMMPGBY-UHFFFAOYSA-N 0.000 description 2
- KWOLFJPFCHCOCG-UHFFFAOYSA-N Acetophenone Chemical compound CC(=O)C1=CC=CC=C1 KWOLFJPFCHCOCG-UHFFFAOYSA-N 0.000 description 2
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 2
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 2
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 2
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 2
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 2
- LXEKPEMOWBOYRF-UHFFFAOYSA-N [2-[(1-azaniumyl-1-imino-2-methylpropan-2-yl)diazenyl]-2-methylpropanimidoyl]azanium;dichloride Chemical compound Cl.Cl.NC(=N)C(C)(C)N=NC(C)(C)C(N)=N LXEKPEMOWBOYRF-UHFFFAOYSA-N 0.000 description 2
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000004931 aggregating effect Effects 0.000 description 2
- 150000001350 alkyl halides Chemical class 0.000 description 2
- 125000005336 allyloxy group Chemical group 0.000 description 2
- 239000012736 aqueous medium Substances 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 125000000751 azo group Chemical group [*]N=N[*] 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 150000005524 benzylchlorides Chemical class 0.000 description 2
- 229920001400 block copolymer Polymers 0.000 description 2
- 150000001767 cationic compounds Chemical class 0.000 description 2
- 239000012986 chain transfer agent Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004581 coalescence Methods 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 229920006158 high molecular weight polymer Polymers 0.000 description 2
- 239000010842 industrial wastewater Substances 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000011505 plaster Substances 0.000 description 2
- 229920001451 polypropylene glycol Polymers 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 238000004513 sizing Methods 0.000 description 2
- WBHQBSYUUJJSRZ-UHFFFAOYSA-M sodium bisulfate Chemical compound [Na+].OS([O-])(=O)=O WBHQBSYUUJJSRZ-UHFFFAOYSA-M 0.000 description 2
- 229910000342 sodium bisulfate Inorganic materials 0.000 description 2
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 2
- CHQMHPLRPQMAMX-UHFFFAOYSA-L sodium persulfate Substances [Na+].[Na+].[O-]S(=O)(=O)OOS([O-])(=O)=O CHQMHPLRPQMAMX-UHFFFAOYSA-L 0.000 description 2
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- DURPTKYDGMDSBL-UHFFFAOYSA-N 1-butoxybutane Chemical compound CCCCOCCCC DURPTKYDGMDSBL-UHFFFAOYSA-N 0.000 description 1
- FTALTLPZDVFJSS-UHFFFAOYSA-N 2-(2-ethoxyethoxy)ethyl prop-2-enoate Chemical compound CCOCCOCCOC(=O)C=C FTALTLPZDVFJSS-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
- PTJDGKYFJYEAOK-UHFFFAOYSA-N 2-butoxyethyl prop-2-enoate Chemical compound CCCCOCCOC(=O)C=C PTJDGKYFJYEAOK-UHFFFAOYSA-N 0.000 description 1
- OMIGHNLMNHATMP-UHFFFAOYSA-N 2-hydroxyethyl prop-2-enoate Chemical compound OCCOC(=O)C=C OMIGHNLMNHATMP-UHFFFAOYSA-N 0.000 description 1
- SFSUKMJLBGPFFD-UHFFFAOYSA-N 3-[(4-amino-4-iminobutan-2-yl)diazenyl]butanimidamide;hydrochloride Chemical compound Cl.NC(=N)CC(C)N=NC(C)CC(N)=N SFSUKMJLBGPFFD-UHFFFAOYSA-N 0.000 description 1
- UVRCNEIYXSRHNT-UHFFFAOYSA-N 3-ethylpent-2-enamide Chemical compound CCC(CC)=CC(N)=O UVRCNEIYXSRHNT-UHFFFAOYSA-N 0.000 description 1
- DKIDEFUBRARXTE-UHFFFAOYSA-N 3-mercaptopropanoic acid Chemical compound OC(=O)CCS DKIDEFUBRARXTE-UHFFFAOYSA-N 0.000 description 1
- WHNPOQXWAMXPTA-UHFFFAOYSA-N 3-methylbut-2-enamide Chemical compound CC(C)=CC(N)=O WHNPOQXWAMXPTA-UHFFFAOYSA-N 0.000 description 1
- 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 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 239000004342 Benzoyl peroxide Substances 0.000 description 1
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 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 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000003926 acrylamides Chemical class 0.000 description 1
- 125000003647 acryloyl group Chemical group O=C([*])C([H])=C([H])[H] 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 229920006318 anionic polymer Polymers 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 235000019400 benzoyl peroxide Nutrition 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 125000004106 butoxy group Chemical group [*]OC([H])([H])C([H])([H])C(C([H])([H])[H])([H])[H] 0.000 description 1
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 229920006317 cationic polymer Polymers 0.000 description 1
- 239000003093 cationic surfactant Substances 0.000 description 1
- RALSLOFDSXVHKF-UHFFFAOYSA-N chloromethane;prop-2-enoic acid Chemical compound ClC.OC(=O)C=C RALSLOFDSXVHKF-UHFFFAOYSA-N 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- LDHQCZJRKDOVOX-NSCUHMNNSA-N crotonic acid Chemical compound C\C=C\C(O)=O LDHQCZJRKDOVOX-NSCUHMNNSA-N 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 239000010840 domestic wastewater Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 238000006266 etherification reaction Methods 0.000 description 1
- DNJIEGIFACGWOD-UHFFFAOYSA-N ethyl mercaptane Natural products CCS DNJIEGIFACGWOD-UHFFFAOYSA-N 0.000 description 1
- 235000003891 ferrous sulphate Nutrition 0.000 description 1
- 239000011790 ferrous sulphate Substances 0.000 description 1
- 244000144992 flock Species 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 239000000017 hydrogel Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- 125000005641 methacryl group Chemical group 0.000 description 1
- FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 description 1
- 229940050176 methyl chloride Drugs 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- LVHBHZANLOWSRM-UHFFFAOYSA-N methylenebutanedioic acid Natural products OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 description 1
- LNOPIUAQISRISI-UHFFFAOYSA-N n'-hydroxy-2-propan-2-ylsulfonylethanimidamide Chemical compound CC(C)S(=O)(=O)CC(N)=NO LNOPIUAQISRISI-UHFFFAOYSA-N 0.000 description 1
- WVFLGSMUPMVNTQ-UHFFFAOYSA-N n-(2-hydroxyethyl)-2-[[1-(2-hydroxyethylamino)-2-methyl-1-oxopropan-2-yl]diazenyl]-2-methylpropanamide Chemical compound OCCNC(=O)C(C)(C)N=NC(C)(C)C(=O)NCCO WVFLGSMUPMVNTQ-UHFFFAOYSA-N 0.000 description 1
- 150000001451 organic peroxides Chemical class 0.000 description 1
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 1
- 238000005502 peroxidation Methods 0.000 description 1
- JRKICGRDRMAZLK-UHFFFAOYSA-L persulfate group Chemical group S(=O)(=O)([O-])OOS(=O)(=O)[O-] JRKICGRDRMAZLK-UHFFFAOYSA-L 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 229920001748 polybutylene Polymers 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 229910001379 sodium hypophosphite Inorganic materials 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- LDHQCZJRKDOVOX-UHFFFAOYSA-N trans-crotonic acid Natural products CC=CC(O)=O LDHQCZJRKDOVOX-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- DGVVWUTYPXICAM-UHFFFAOYSA-N β‐Mercaptoethanol Chemical compound OCCS DGVVWUTYPXICAM-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- 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
- C08F290/00—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
- C08F290/02—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups on to polymers modified by introduction of unsaturated end groups
- C08F290/06—Polymers provided for in subclass C08G
- C08F290/062—Polyethers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0012—Settling tanks making use of filters, e.g. by floating layers of particulate material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
-
- 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
- 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
- C08F290/00—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
- C08F290/02—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups on to polymers modified by introduction of unsaturated end groups
- C08F290/06—Polymers provided for in subclass C08G
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- General Chemical & Material Sciences (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Treatment Of Sludge (AREA)
- Macromonomer-Based Addition Polymer (AREA)
- Paper (AREA)
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002058765A JP4126931B2 (ja) | 2002-02-28 | 2002-03-05 | 高分子凝集剤及び汚泥の脱水方法 |
| EP03705364A EP1479703A4 (en) | 2002-02-28 | 2003-02-20 | WATER-SOLUBLE COPOLYMER, POLYMER FLOCKING AGENT, AND METHOD OF DRAINING SULFUR |
| HK05108988.2A HK1077076B (en) | 2002-02-28 | 2003-02-20 | Water-soluble copolymer,polymeric flocculant,and method of dehydrating sludge |
| AU2003211190A AU2003211190A1 (en) | 2002-02-28 | 2003-02-20 | Water-soluble copolymer, polymeric flocculant, and method of dehydrating sludge |
| CNB038047241A CN100489001C (zh) | 2002-02-28 | 2003-02-20 | 水溶性共聚物、高分子絮凝剂以及污泥的脱水方法 |
| PCT/JP2003/001878 WO2003072622A1 (en) | 2002-02-28 | 2003-02-20 | Water-soluble copolymer, polymeric flocculant, and method of dehydrating sludge |
| US10/505,662 US20050230319A1 (en) | 2002-02-28 | 2003-02-20 | Water-soluble copolymer, polymeric flocculant, and method of dehydrating sludge |
| KR1020047013381A KR100949051B1 (ko) | 2002-02-28 | 2003-02-20 | 수용성 공중합체, 고분자 응집제 및 오니의 탈수방법 |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002053492 | 2002-02-28 | ||
| JP2002-53492 | 2002-02-28 | ||
| JP2002058765A JP4126931B2 (ja) | 2002-02-28 | 2002-03-05 | 高分子凝集剤及び汚泥の脱水方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2003321523A JP2003321523A (ja) | 2003-11-14 |
| JP2003321523A5 JP2003321523A5 (enExample) | 2006-04-27 |
| JP4126931B2 true JP4126931B2 (ja) | 2008-07-30 |
Family
ID=27767198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002058765A Expired - Lifetime JP4126931B2 (ja) | 2002-02-28 | 2002-03-05 | 高分子凝集剤及び汚泥の脱水方法 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20050230319A1 (enExample) |
| EP (1) | EP1479703A4 (enExample) |
| JP (1) | JP4126931B2 (enExample) |
| KR (1) | KR100949051B1 (enExample) |
| CN (1) | CN100489001C (enExample) |
| AU (1) | AU2003211190A1 (enExample) |
| WO (1) | WO2003072622A1 (enExample) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4940952B6 (ja) * | 2004-12-28 | 2018-06-27 | 東亞合成株式会社 | 歩留向上剤用組成物 |
| JP4008932B2 (ja) * | 2005-03-28 | 2007-11-14 | 第一工業製薬株式会社 | 水溶性高分子重合体、汚泥用凝集脱水剤及び汚泥凝集脱水法 |
| US7527734B1 (en) * | 2005-11-15 | 2009-05-05 | Shepherd Samuel L | Rapid non-equilibrium decompression of microorganism-containing waste streams |
| JP5445831B2 (ja) * | 2008-06-19 | 2014-03-19 | 荒川化学工業株式会社 | 水溶性重合体分散液、紙力増強剤、製紙用濾水性向上剤および製紙用歩留向上剤 |
| JP5589430B2 (ja) * | 2010-02-22 | 2014-09-17 | 三菱レイヨン株式会社 | 無機物質懸濁廃水の処理方法 |
| CN105084711A (zh) * | 2014-04-25 | 2015-11-25 | 索里思科技开曼公司 | 污泥脱水 |
| MX2018015283A (es) | 2016-06-10 | 2019-04-09 | Ecolab Usa Inc | Polimero de polvo seco de bajo peso molecular para usar como agente de resistencia en estado seco que fabrica papel. |
| US11479485B2 (en) | 2017-06-02 | 2022-10-25 | Carbonet Nanotechnologies, Inc. | Sequestering agents, kits therefor, and methods of using sequestering agents and kits therefor |
| MX2020001349A (es) | 2017-07-31 | 2020-08-31 | Ecolab Usa Inc | Metodo de aplicación de polímero seco. |
| CN111315814B (zh) | 2017-12-13 | 2023-01-20 | 埃科莱布美国股份有限公司 | 包含缔合聚合物和环糊精聚合物的溶液 |
| WO2019115883A1 (en) * | 2017-12-15 | 2019-06-20 | Kemira Oyj | Method for dewatering of biological sludge using a polymeric flocculant |
| JP6696532B2 (ja) * | 2018-06-18 | 2020-05-20 | 栗田工業株式会社 | 紙の製造方法 |
| HUE067059T2 (hu) | 2018-12-03 | 2024-09-28 | Carbonet Nanotechnologies Inc | Nanohálók szennyezések eltávolítására vizes oldatokból, az arra alkalmas kitek és alkalmazásaik |
| JP2021121417A (ja) * | 2020-01-31 | 2021-08-26 | 花王株式会社 | 水処理剤 |
| AU2021214291A1 (en) * | 2020-01-31 | 2022-08-25 | Kao Corporation | Water treatment agent |
| JP7572839B2 (ja) | 2020-11-17 | 2024-10-24 | 花王株式会社 | 水処理剤 |
| JP2021121418A (ja) * | 2020-01-31 | 2021-08-26 | 花王株式会社 | 水処理剤 |
| CN115925208B (zh) * | 2022-11-07 | 2023-11-10 | 镇江市规划勘测设计集团有限公司 | 一种基于可控骨架作用的高含水率废浆脱水方法及高强砖的制备方法 |
| CN116789876A (zh) * | 2023-06-27 | 2023-09-22 | 浙江工业大学 | 一种共混高分子絮凝剂及其制备方法和在泥浆絮凝脱水处理中的应用 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4980434A (en) * | 1984-08-15 | 1990-12-25 | Allied Colloids Limited | Absorbent polymers, their manufacture and uses |
| US4892916A (en) * | 1984-08-15 | 1990-01-09 | Allied Colloids Limited | Polymeric thickeners and their production |
| DE3583559D1 (de) * | 1984-08-15 | 1991-08-29 | Allied Colloids Ltd | Wasserloesliche polymere. |
| FR2585712B1 (fr) * | 1985-07-31 | 1989-11-24 | Sandoz Sa | Melanges de polymeres d'addition vinyliques utilisables comme agents de floculation et de deshydratation |
| US6191242B1 (en) * | 1988-12-19 | 2001-02-20 | Cytec Technology Corp. | Process for making high performance anionic polymeric flocculating agents |
| JPH0677760B2 (ja) * | 1990-04-11 | 1994-10-05 | 栗田工業株式会社 | 汚泥脱水剤 |
| JPH05269499A (ja) * | 1992-03-25 | 1993-10-19 | Kurita Water Ind Ltd | 下水汚泥の脱水処理方法 |
| JPH06329866A (ja) * | 1993-05-18 | 1994-11-29 | Kurita Water Ind Ltd | カチオン性ポリマーの高濃度水溶液組成物 |
| US5643462A (en) * | 1993-06-22 | 1997-07-01 | Betzdearborn Inc. | Composition and method for water clarification |
| US5639841A (en) * | 1995-02-28 | 1997-06-17 | Union Carbide Chemicals & Plastics Technology Corporation | Polymers containing macromonomer mixtures |
| JPH0978056A (ja) * | 1995-09-11 | 1997-03-25 | Mitsubishi Paper Mills Ltd | 帯電防止剤 |
| JP3819956B2 (ja) * | 1995-09-22 | 2006-09-13 | 関西ペイント株式会社 | 親水化処理用組成物及び親水化処理方法 |
| EP1020558A1 (en) * | 1998-12-09 | 2000-07-19 | Kao Corporation | Detergency-improving composition |
| US6369182B1 (en) * | 1999-10-11 | 2002-04-09 | Nalco Chemical Company | Cationic latex terpolymers for wasterwater treatment |
| JP2002327102A (ja) * | 2000-12-01 | 2002-11-15 | Clariant Gmbh | アクリロイルジメチルタウリン酸をベースとするコポリマーおよび相乗作用添加物を含有する組成物 |
| WO2002096954A1 (fr) * | 2001-05-28 | 2002-12-05 | Atofina | Preparation de poudres de polymeres hydrophiles de faible granulometrie |
-
2002
- 2002-03-05 JP JP2002058765A patent/JP4126931B2/ja not_active Expired - Lifetime
-
2003
- 2003-02-20 AU AU2003211190A patent/AU2003211190A1/en not_active Abandoned
- 2003-02-20 CN CNB038047241A patent/CN100489001C/zh not_active Expired - Lifetime
- 2003-02-20 WO PCT/JP2003/001878 patent/WO2003072622A1/ja not_active Ceased
- 2003-02-20 US US10/505,662 patent/US20050230319A1/en not_active Abandoned
- 2003-02-20 EP EP03705364A patent/EP1479703A4/en not_active Withdrawn
- 2003-02-20 KR KR1020047013381A patent/KR100949051B1/ko not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CN100489001C (zh) | 2009-05-20 |
| WO2003072622A1 (en) | 2003-09-04 |
| CN1639215A (zh) | 2005-07-13 |
| EP1479703A1 (en) | 2004-11-24 |
| HK1077076A1 (zh) | 2006-02-03 |
| JP2003321523A (ja) | 2003-11-14 |
| KR20040105732A (ko) | 2004-12-16 |
| KR100949051B1 (ko) | 2010-03-25 |
| US20050230319A1 (en) | 2005-10-20 |
| AU2003211190A1 (en) | 2003-09-09 |
| EP1479703A4 (en) | 2006-03-08 |
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