CA1112379A - Chromate ion removal from aqueous chlorate solutions - Google Patents
Chromate ion removal from aqueous chlorate solutionsInfo
- Publication number
- CA1112379A CA1112379A CA309,206A CA309206A CA1112379A CA 1112379 A CA1112379 A CA 1112379A CA 309206 A CA309206 A CA 309206A CA 1112379 A CA1112379 A CA 1112379A
- Authority
- CA
- Canada
- Prior art keywords
- solution
- aqueous
- exchange resin
- resin
- bed
- 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
Links
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 title claims abstract description 40
- XTEGARKTQYYJKE-UHFFFAOYSA-M Chlorate Chemical compound [O-]Cl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-M 0.000 title claims abstract description 36
- 239000000243 solution Substances 0.000 claims abstract description 43
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract description 38
- 239000003957 anion exchange resin Substances 0.000 claims abstract description 21
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical group Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000011780 sodium chloride Substances 0.000 claims abstract description 18
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims abstract description 10
- 239000007864 aqueous solution Substances 0.000 claims abstract description 9
- 230000001143 conditioned effect Effects 0.000 claims abstract description 9
- 239000012608 weak cation exchange resin Substances 0.000 claims abstract description 3
- 239000011347 resin Substances 0.000 claims description 53
- 229920005989 resin Polymers 0.000 claims description 53
- 238000000034 method Methods 0.000 claims description 38
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 24
- 239000002253 acid Substances 0.000 claims description 15
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims description 13
- 239000003729 cation exchange resin Substances 0.000 claims description 13
- 150000001768 cations Chemical class 0.000 claims description 13
- 229910052783 alkali metal Inorganic materials 0.000 claims description 10
- 239000002585 base Substances 0.000 claims description 10
- -1 alkali-metal chlorate Chemical class 0.000 claims description 9
- 230000007935 neutral effect Effects 0.000 claims description 9
- 150000001450 anions Chemical class 0.000 claims description 8
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 8
- 239000011707 mineral Substances 0.000 claims description 8
- 239000012670 alkaline solution Substances 0.000 claims description 7
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 5
- 229910001514 alkali metal chloride Inorganic materials 0.000 claims description 5
- 238000011282 treatment Methods 0.000 claims description 5
- 239000003456 ion exchange resin Substances 0.000 claims description 4
- 229920003303 ion-exchange polymer Polymers 0.000 claims description 4
- 229940023913 cation exchange resins Drugs 0.000 claims description 3
- 239000011872 intimate mixture Substances 0.000 claims description 3
- 238000011084 recovery Methods 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 2
- 229910052739 hydrogen Inorganic materials 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 claims description 2
- PXLIDIMHPNPGMH-UHFFFAOYSA-N sodium chromate Chemical compound [Na+].[Na+].[O-][Cr]([O-])(=O)=O PXLIDIMHPNPGMH-UHFFFAOYSA-N 0.000 claims description 2
- 239000012527 feed solution Substances 0.000 claims 5
- 229910001413 alkali metal ion Inorganic materials 0.000 claims 1
- 239000000203 mixture Substances 0.000 abstract description 5
- 238000005868 electrolysis reaction Methods 0.000 abstract 1
- 239000012267 brine Substances 0.000 description 14
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 14
- 238000001179 sorption measurement Methods 0.000 description 10
- 150000002500 ions Chemical class 0.000 description 9
- BZSXEZOLBIJVQK-UHFFFAOYSA-N 2-methylsulfonylbenzoic acid Chemical compound CS(=O)(=O)C1=CC=CC=C1C(O)=O BZSXEZOLBIJVQK-UHFFFAOYSA-N 0.000 description 5
- 229920001429 chelating resin Polymers 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- 229960000443 hydrochloric acid Drugs 0.000 description 4
- 235000011167 hydrochloric acid Nutrition 0.000 description 4
- 238000005342 ion exchange Methods 0.000 description 4
- 229920006395 saturated elastomer Polymers 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000003750 conditioning effect Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- DPEYHNFHDIXMNV-UHFFFAOYSA-N (9-amino-3-bicyclo[3.3.1]nonanyl)-(4-benzyl-5-methyl-1,4-diazepan-1-yl)methanone dihydrochloride Chemical compound Cl.Cl.CC1CCN(CCN1Cc1ccccc1)C(=O)C1CC2CCCC(C1)C2N DPEYHNFHDIXMNV-UHFFFAOYSA-N 0.000 description 2
- JHWIEAWILPSRMU-UHFFFAOYSA-N 2-methyl-3-pyrimidin-4-ylpropanoic acid Chemical compound OC(=O)C(C)CC1=CC=NC=N1 JHWIEAWILPSRMU-UHFFFAOYSA-N 0.000 description 2
- 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 2
- 239000003513 alkali Substances 0.000 description 2
- 150000001340 alkali metals Chemical class 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000020477 pH reduction Effects 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000004155 Chlorine dioxide Substances 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 241000220317 Rosa Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005349 anion exchange Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 235000019398 chlorine dioxide Nutrition 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- SOCTUWSJJQCPFX-UHFFFAOYSA-N dichromate(2-) Chemical compound [O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O SOCTUWSJJQCPFX-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011067 equilibration Methods 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910001510 metal chloride Inorganic materials 0.000 description 1
- VOVZXURTCKPRDQ-CQSZACIVSA-N n-[4-[chloro(difluoro)methoxy]phenyl]-6-[(3r)-3-hydroxypyrrolidin-1-yl]-5-(1h-pyrazol-5-yl)pyridine-3-carboxamide Chemical compound C1[C@H](O)CCN1C1=NC=C(C(=O)NC=2C=CC(OC(F)(F)Cl)=CC=2)C=C1C1=CC=NN1 VOVZXURTCKPRDQ-CQSZACIVSA-N 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000012508 resin bead Substances 0.000 description 1
- 238000005185 salting out Methods 0.000 description 1
- 150000003385 sodium Chemical class 0.000 description 1
- KIEOKOFEPABQKJ-UHFFFAOYSA-N sodium dichromate Chemical compound [Na+].[Na+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KIEOKOFEPABQKJ-UHFFFAOYSA-N 0.000 description 1
- 239000012609 strong anion exchange resin Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000012610 weak anion exchange resin Substances 0.000 description 1
- 238000004383 yellowing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J47/00—Ion-exchange processes in general; Apparatus therefor
- B01J47/02—Column or bed processes
- B01J47/04—Mixed-bed processes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treatment Of Water By Ion Exchange (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
- Non-Alcoholic Beverages (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Detergent Compositions (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US83286677A | 1977-09-13 | 1977-09-13 | |
| US832,866 | 1977-09-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1112379A true CA1112379A (en) | 1981-11-10 |
Family
ID=25262810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA309,206A Expired CA1112379A (en) | 1977-09-13 | 1978-08-11 | Chromate ion removal from aqueous chlorate solutions |
Country Status (20)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4176056A (en) * | 1978-04-27 | 1979-11-27 | Pennwalt Corporation | Cyclic operation of a bed of mixed ion exchange resins |
| US4259297A (en) * | 1979-09-04 | 1981-03-31 | Olin Corporation | Chromate removal from concentrated chlorate solution by chemical precipitation |
| CA1247761A (en) * | 1983-12-13 | 1988-12-28 | Robert Kunin | Method for treating aqueous solutions with weakly acidic cation exchange resins |
| US4547291A (en) * | 1983-12-13 | 1985-10-15 | The Graver Company | Method for treating aqueous solutions with weakly acidic cation exchange resins |
| CN102641561B (zh) | 2004-02-20 | 2017-08-25 | 佛罗里达大学研究基金会公司 | 用于提供适形放射治疗同时对软组织进行成像的系统 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB760524A (en) * | 1954-05-21 | 1956-10-31 | Permutit Co Ltd | Improvements relating to the recovery of chromic or phosphoric acid |
| US3835001A (en) * | 1973-04-30 | 1974-09-10 | Penn Olin Chem Co | Ion exchange removal of dichromates from electrolytically produced alkali metal chlorate-chloride solutions |
| US3972810A (en) * | 1974-07-15 | 1976-08-03 | Chemical Separations Corporation | Removal of chromium, chromate, molybdate and zinc |
| JPS5148563A (en) * | 1974-10-24 | 1976-04-26 | Kurita Water Ind Ltd | Kuromuganjuhaisuino shoriho |
| CA1035874A (en) * | 1974-11-20 | 1978-08-01 | Huron Chemicals Limited | Ion exchange chromate removal |
| JPS5290164A (en) * | 1976-01-23 | 1977-07-28 | Kurita Water Ind Ltd | Method for treating water containing 6 valment chromium |
-
1978
- 1978-08-11 CA CA309,206A patent/CA1112379A/en not_active Expired
- 1978-08-16 AU AU38976/78A patent/AU522562B2/en not_active Expired
- 1978-08-30 NL NLAANVRAGE7808907,A patent/NL187051C/xx not_active IP Right Cessation
- 1978-08-31 AR AR273514A patent/AR219127A1/es active
- 1978-09-05 BE BE190262A patent/BE870214A/xx not_active IP Right Cessation
- 1978-09-07 FI FI782748A patent/FI67494C/fi not_active IP Right Cessation
- 1978-09-08 MX MX174823A patent/MX150616A/es unknown
- 1978-09-11 DD DD78207744A patent/DD138303A5/xx not_active IP Right Cessation
- 1978-09-11 DK DK398878A patent/DK157360C/da not_active IP Right Cessation
- 1978-09-11 PL PL1978209536A patent/PL112445B1/pl unknown
- 1978-09-11 IT IT51044/78A patent/IT1107755B/it active
- 1978-09-11 SE SE7809547A patent/SE431440B/sv not_active IP Right Cessation
- 1978-09-12 JP JP11137278A patent/JPS5450488A/ja active Granted
- 1978-09-12 FR FR7826193A patent/FR2402623A1/fr active Granted
- 1978-09-12 GB GB7836518A patent/GB2004262B/en not_active Expired
- 1978-09-12 NO NO783088A patent/NO151999C/no unknown
- 1978-09-12 BR BR7805948A patent/BR7805948A/pt unknown
- 1978-09-13 HU HU78PE1051A patent/HU182557B/hu unknown
- 1978-09-13 DE DE19782839894 patent/DE2839894A1/de active Granted
- 1978-09-13 YU YU02165/78A patent/YU216578A/xx unknown
Also Published As
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |