CA1107414A - Methode de clarification des eaux de lavage du charbon - Google Patents

Methode de clarification des eaux de lavage du charbon

Info

Publication number: CA1107414A
Authority: CA; Canada
Prior art keywords: polymer; molecular weight; polyacrylamide; percent; range
Prior art date: 1977-05-02
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

Application number

CA300,323A

Other languages

English (en)

Inventor

Anthony T. Coscia

Michael N.D. O'connor

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Wyeth Holdings LLC

Original Assignee

American Cyanamid Co

Priority date (The priority date 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 date listed.)

1977-05-02

Filing date

1978-04-03

Publication date

1981-08-18

1977-05-02 Priority claimed from US05/792,745 external-priority patent/US4141827A/en

1978-04-03 Application filed by American Cyanamid Co filed Critical American Cyanamid Co

1981-08-18 Application granted granted Critical

1981-08-18 Publication of CA1107414A publication Critical patent/CA1107414A/fr

Status Expired legal-status Critical Current

Links

239000003245 coal Substances 0.000 title claims abstract description 16
238000000034 method Methods 0.000 title claims description 30
230000008569 process Effects 0.000 title claims description 21
239000003643 water by type Substances 0.000 title abstract description 4
229920000642 polymer Polymers 0.000 claims description 75
229920002401 polyacrylamide Polymers 0.000 claims description 31
HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical group NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims description 25
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
239000002351 wastewater Substances 0.000 claims description 16
239000007787 solid Substances 0.000 claims description 13
238000005406 washing Methods 0.000 claims description 13
239000006228 supernatant Substances 0.000 claims description 7
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 6
239000007788 liquid Substances 0.000 claims description 5
150000001450 anions Chemical class 0.000 claims description 3
239000011780 sodium chloride Substances 0.000 claims description 3
125000000217 alkyl group Chemical group 0.000 claims description 2
125000002768 hydroxyalkyl group Chemical group 0.000 claims description 2
238000002156 mixing Methods 0.000 claims description 2
QLAJNZSPVITUCQ-UHFFFAOYSA-N 1,3,2-dioxathietane 2,2-dioxide Chemical compound O=S1(=O)OCO1 QLAJNZSPVITUCQ-UHFFFAOYSA-N 0.000 claims 1
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
229910052799 carbon Inorganic materials 0.000 claims 1
150000003926 acrylamides Chemical class 0.000 abstract description 2
RREANTFLPGEWEN-MBLPBCRHSA-N 7-[4-[[(3z)-3-[4-amino-5-[(3,4,5-trimethoxyphenyl)methyl]pyrimidin-2-yl]imino-5-fluoro-2-oxoindol-1-yl]methyl]piperazin-1-yl]-1-cyclopropyl-6-fluoro-4-oxoquinoline-3-carboxylic acid Chemical compound COC1=C(OC)C(OC)=CC(CC=2C(=NC(\N=C/3C4=CC(F)=CC=C4N(CN4CCN(CC4)C=4C(=CC=5C(=O)C(C(O)=O)=CN(C=5C=4)C4CC4)F)C\3=O)=NC=2)N)=C1 RREANTFLPGEWEN-MBLPBCRHSA-N 0.000 abstract 1
WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 24
ROSDSFDQCJNGOL-UHFFFAOYSA-N Dimethylamine Chemical compound CNC ROSDSFDQCJNGOL-UHFFFAOYSA-N 0.000 description 21
238000007385 chemical modification Methods 0.000 description 15
KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 14
239000000243 solution Substances 0.000 description 13
238000006116 polymerization reaction Methods 0.000 description 12
229940117913 acrylamide Drugs 0.000 description 10
239000003795 chemical substances by application Substances 0.000 description 10
239000000178 monomer Substances 0.000 description 10
239000000047 product Substances 0.000 description 9
238000006243 chemical reaction Methods 0.000 description 7
238000002360 preparation method Methods 0.000 description 7
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 6
VAYGXNSJCAHWJZ-UHFFFAOYSA-N dimethyl sulfate Chemical compound COS(=O)(=O)OC VAYGXNSJCAHWJZ-UHFFFAOYSA-N 0.000 description 6
239000003999 initiator Substances 0.000 description 6
238000005352 clarification Methods 0.000 description 5
239000008394 flocculating agent Substances 0.000 description 5
239000010865 sewage Substances 0.000 description 5
239000007864 aqueous solution Substances 0.000 description 4
230000000052 comparative effect Effects 0.000 description 4
125000006222 dimethylaminomethyl group Chemical group [H]C([H])([H])N(C([H])([H])[H])C([H])([H])* 0.000 description 4
238000005189 flocculation Methods 0.000 description 4
230000016615 flocculation Effects 0.000 description 4
OOUWNHAYYDNAOD-UHFFFAOYSA-N n-[(dimethylamino)methyl]prop-2-enamide Chemical group CN(C)CNC(=O)C=C OOUWNHAYYDNAOD-UHFFFAOYSA-N 0.000 description 4
KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 3
229910001870 ammonium persulfate Inorganic materials 0.000 description 3
230000005540 biological transmission Effects 0.000 description 3
239000007795 chemical reaction product Substances 0.000 description 3
239000008367 deionised water Substances 0.000 description 3
229910021641 deionized water Inorganic materials 0.000 description 3
229920006158 high molecular weight polymer Polymers 0.000 description 3
239000012535 impurity Substances 0.000 description 3
229910003480 inorganic solid Inorganic materials 0.000 description 3
229910052757 nitrogen Inorganic materials 0.000 description 3
238000010992 reflux Methods 0.000 description 3
BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 description 2
MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
XMEKHKCRNHDFOW-UHFFFAOYSA-N O.O.[Na].[Na] Chemical compound O.O.[Na].[Na] XMEKHKCRNHDFOW-UHFFFAOYSA-N 0.000 description 2
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
NJSSICCENMLTKO-HRCBOCMUSA-N [(1r,2s,4r,5r)-3-hydroxy-4-(4-methylphenyl)sulfonyloxy-6,8-dioxabicyclo[3.2.1]octan-2-yl] 4-methylbenzenesulfonate Chemical compound C1=CC(C)=CC=C1S(=O)(=O)O[C@H]1C(O)[C@@H](OS(=O)(=O)C=2C=CC(C)=CC=2)[C@@H]2OC[C@H]1O2 NJSSICCENMLTKO-HRCBOCMUSA-N 0.000 description 2
239000002250 absorbent Substances 0.000 description 2
230000002745 absorbent Effects 0.000 description 2
NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
229940100198 alkylating agent Drugs 0.000 description 2
239000002168 alkylating agent Substances 0.000 description 2
125000003368 amide group Chemical group 0.000 description 2
150000001412 amines Chemical class 0.000 description 2
239000007900 aqueous suspension Substances 0.000 description 2
239000012986 chain transfer agent Substances 0.000 description 2
239000002738 chelating agent Substances 0.000 description 2
NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 2
229960001484 edetic acid Drugs 0.000 description 2
239000008098 formaldehyde solution Substances 0.000 description 2
229920001519 homopolymer Polymers 0.000 description 2
238000004519 manufacturing process Methods 0.000 description 2
239000000463 material Substances 0.000 description 2
239000000203 mixture Substances 0.000 description 2
238000012986 modification Methods 0.000 description 2
230000004048 modification Effects 0.000 description 2
239000002245 particle Substances 0.000 description 2
238000012545 processing Methods 0.000 description 2
238000005956 quaternization reaction Methods 0.000 description 2
239000000376 reactant Substances 0.000 description 2
PQTJTWAPYYBPNO-UHFFFAOYSA-N (2-bromobenzoyl) 2-bromobenzenecarboperoxoate Chemical compound BrC1=CC=CC=C1C(=O)OOC(=O)C1=CC=CC=C1Br PQTJTWAPYYBPNO-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
NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-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
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
229920006063 Lamide® Polymers 0.000 description 1
VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
230000002378 acidificating effect Effects 0.000 description 1
230000002411 adverse Effects 0.000 description 1
238000013019 agitation Methods 0.000 description 1
150000001408 amides Chemical class 0.000 description 1
229920006318 anionic polymer Polymers 0.000 description 1
235000019400 benzoyl peroxide Nutrition 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
229920006317 cationic polymer Polymers 0.000 description 1
238000005119 centrifugation Methods 0.000 description 1
239000008395 clarifying agent Substances 0.000 description 1
239000004927 clay Substances 0.000 description 1
239000002734 clay mineral Substances 0.000 description 1
230000002301 combined effect Effects 0.000 description 1
238000001816 cooling Methods 0.000 description 1
229910052802 copper Inorganic materials 0.000 description 1
239000010949 copper Substances 0.000 description 1
238000010908 decantation Methods 0.000 description 1
238000011161 development Methods 0.000 description 1
230000018109 developmental process Effects 0.000 description 1
230000000694 effects Effects 0.000 description 1
229910001448 ferrous ion Inorganic materials 0.000 description 1
238000001914 filtration Methods 0.000 description 1
IKZUTTBMFIUNNV-UHFFFAOYSA-N formaldehyde N-methylmethanamine Chemical compound C=O.CNC IKZUTTBMFIUNNV-UHFFFAOYSA-N 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
239000010445 mica Substances 0.000 description 1
229910052618 mica group Inorganic materials 0.000 description 1
YLGYACDQVQQZSW-UHFFFAOYSA-N n,n-dimethylprop-2-enamide Chemical compound CN(C)C(=O)C=C YLGYACDQVQQZSW-UHFFFAOYSA-N 0.000 description 1
230000003287 optical effect Effects 0.000 description 1
239000010815 organic waste Substances 0.000 description 1
229940045681 other alkylating agent in atc Drugs 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
230000000135 prohibitive effect Effects 0.000 description 1
238000010926 purge Methods 0.000 description 1
238000010526 radical polymerization reaction Methods 0.000 description 1
150000003254 radicals Chemical class 0.000 description 1
230000009257 reactivity Effects 0.000 description 1
238000000926 separation method Methods 0.000 description 1
239000000377 silicon dioxide Substances 0.000 description 1
239000010802 sludge Substances 0.000 description 1
239000002904 solvent Substances 0.000 description 1
239000000126 substance Substances 0.000 description 1
125000001424 substituent group Chemical group 0.000 description 1
CIHOLLKRGTVIJN-UHFFFAOYSA-N tert‐butyl hydroperoxide Chemical compound CC(C)(C)OO CIHOLLKRGTVIJN-UHFFFAOYSA-N 0.000 description 1
238000012360 testing method Methods 0.000 description 1
229920003169 water-soluble polymer Polymers 0.000 description 1

Landscapes

Separation Of Suspended Particles By Flocculating Agents (AREA)

CA300,323A 1977-05-02 1978-04-03 Methode de clarification des eaux de lavage du charbon Expired CA1107414A (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US05/792,745 US4141827A (en)	1976-10-26	1977-05-02	Process for clarifying coal wash waters
US792,745		1977-05-02

Publications (1)

Publication Number	Publication Date
CA1107414A true CA1107414A (fr)	1981-08-18

Family

ID=25157934

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA300,323A Expired CA1107414A (fr)	1977-05-02	1978-04-03	Methode de clarification des eaux de lavage du charbon

Country Status (1)

Country	Link
CA (1)	CA1107414A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN110386650A (zh) *	2018-04-20	2019-10-29	上海四奥化工有限公司	洗煤聚丙烯酰胺絮凝剂及其制备方法

1978
- 1978-04-03 CA CA300,323A patent/CA1107414A/fr not_active Expired

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN110386650A (zh) *	2018-04-20	2019-10-29	上海四奥化工有限公司	洗煤聚丙烯酰胺絮凝剂及其制备方法

Legal Events

Date	Code	Title	Description
1998-08-18	MKEX	Expiry

Publication	Publication Date	Title
US4141827A (en)	1979-02-27	Process for clarifying coal wash waters
US3408293A (en)	1968-10-29	Coal slurry clarification
EP0228868A2 (fr)	1987-07-15	Copolymères et leur usage
CA3057169C (fr)	2021-11-02	Methodes de preparation monomeres de sel d'ammonium quaternaire exempts d'anion halide, methodes de polymerisation associees et methodes d'utilisation des polymeres resultants
EP0528409B1 (fr)	1996-05-22	Polymère cationique comme agent flocculant
JP2624089B2 (ja)	1997-06-25	カチオン性高分子凝集剤
US4053512A (en)	1977-10-11	Process for preparing poly(allyltrialkylammonium) salt flocculants
EP0668245A1 (fr)	1995-08-23	Polyvinylamines quaternisées comme agents de clarification d'eau
CA2730119A1 (fr)	2010-01-14	Additifs de traitement et procedes de traitement d'un milieu aqueux
GB2112005A (en)	1983-07-13	Quaternary ammonium graft polymers
CA1107414A (fr)	1981-08-18	Methode de clarification des eaux de lavage du charbon
GB1588342A (en)	1981-04-23	Process for clarifying raw water by flocculation of suspended solids
US3894945A (en)	1975-07-15	Process for raw water clarification
CN116284565B (zh)	2023-08-01	一种用于污泥脱水的阳离子聚合物及其制备方法
CN114751499B (zh)	2022-09-27	处理染料废水用复合絮凝剂及其制备方法和应用
EP0741110A1 (fr)	1996-11-06	Méthode pour traiter l'eau
JPH1053617A (ja)	1998-02-24	高分子凝集剤
CA1095265A (fr)	1981-02-10	Traduction non-disponible
US4661263A (en)	1987-04-28	Water clarification
US5688403A (en)	1997-11-18	Removal of metal ions from solution
SU952857A1 (ru)	1982-08-23	Способ получени азотсодержащих полимеров на основе L-хлоракриловой кислоты
US4676913A (en)	1987-06-30	Coal liquor clarification with water-soluble, high molecular weight polymers having low concentration of cationic moieties
EP0192376B1 (fr)	1989-03-22	Coagulation et procédé pour l'élimination de matières solides
EP0702037A1 (fr)	1996-03-20	Copolymères greffés hydrosolubles pour un procédé de clarification - desencrage de l'eau
WO1999019262A1 (fr)	1999-04-22	Synthese de polymeres cationiques a chaine allongee

CA1107414A - Methode de clarification des eaux de lavage du charbon - Google Patents

Info

Links

Landscapes

Applications Claiming Priority (2)

Publications (1)

Family

ID=25157934

Family Applications (1)

Country Status (1)

Cited By (1)

Cited By (1)

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