IL34510A - Desalination process by ion exchange - Google Patents
Desalination process by ion exchangeInfo
- Publication number
- IL34510A IL34510A IL34510A IL3451070A IL34510A IL 34510 A IL34510 A IL 34510A IL 34510 A IL34510 A IL 34510A IL 3451070 A IL3451070 A IL 3451070A IL 34510 A IL34510 A IL 34510A
- Authority
- IL
- Israel
- Prior art keywords
- exchange resin
- acid
- fluid
- regenerant
- weak
- Prior art date
Links
- 238000005342 ion exchange Methods 0.000 title description 7
- 238000010612 desalination reaction Methods 0.000 title description 3
- 239000011347 resin Substances 0.000 claims description 82
- 229920005989 resin Polymers 0.000 claims description 82
- 239000002253 acid Substances 0.000 claims description 49
- 238000000034 method Methods 0.000 claims description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 28
- 150000001450 anions Chemical class 0.000 claims description 26
- 239000012530 fluid Substances 0.000 claims description 24
- 150000001768 cations Chemical class 0.000 claims description 22
- 239000003729 cation exchange resin Substances 0.000 claims description 19
- 239000003957 anion exchange resin Substances 0.000 claims description 17
- 230000008929 regeneration Effects 0.000 claims description 17
- 238000011069 regeneration method Methods 0.000 claims description 17
- 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 15
- 239000012492 regenerant Substances 0.000 claims description 14
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 11
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical group OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 claims description 10
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 8
- 235000010755 mineral Nutrition 0.000 claims description 8
- 239000011707 mineral Substances 0.000 claims description 8
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 claims description 7
- UIIMBOGNXHQVGW-UHFFFAOYSA-M sodium bicarbonate Substances [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 6
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 claims description 5
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 claims description 5
- 235000012538 ammonium bicarbonate Nutrition 0.000 claims description 5
- 239000001099 ammonium carbonate Substances 0.000 claims description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 4
- 229940023913 cation exchange resins Drugs 0.000 claims description 4
- 235000017557 sodium bicarbonate Nutrition 0.000 claims description 4
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims description 4
- 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 claims description 2
- 239000001569 carbon dioxide Substances 0.000 claims description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 2
- -1 cation bicarbonates Chemical class 0.000 claims description 2
- 238000005498 polishing Methods 0.000 claims description 2
- 239000000243 solution Substances 0.000 claims 7
- 239000007864 aqueous solution Substances 0.000 claims 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims 3
- 241000219310 Beta vulgaris subsp. vulgaris Species 0.000 claims 1
- 240000000111 Saccharum officinarum Species 0.000 claims 1
- 235000007201 Saccharum officinarum Nutrition 0.000 claims 1
- 235000021536 Sugar beet Nutrition 0.000 claims 1
- 229960004424 carbon dioxide Drugs 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- 238000009792 diffusion process Methods 0.000 claims 1
- 235000011389 fruit/vegetable juice Nutrition 0.000 claims 1
- 150000002500 ions Chemical class 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 239000002585 base Substances 0.000 description 24
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 18
- 150000003839 salts Chemical class 0.000 description 14
- 125000000129 anionic group Chemical group 0.000 description 7
- 125000002091 cationic group Chemical group 0.000 description 6
- 235000011121 sodium hydroxide Nutrition 0.000 description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 238000005115 demineralization Methods 0.000 description 4
- 230000002328 demineralizing effect Effects 0.000 description 4
- 239000003456 ion exchange resin Substances 0.000 description 3
- 229920003303 ion-exchange polymer Polymers 0.000 description 3
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 235000011114 ammonium hydroxide Nutrition 0.000 description 2
- 238000007872 degassing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 239000008213 purified water Substances 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 125000005210 alkyl ammonium group Chemical group 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O ammonium group Chemical group [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 239000000908 ammonium hydroxide Substances 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- 125000005587 carbonate group Chemical group 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000011033 desalting Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 239000012458 free base Substances 0.000 description 1
- 150000004677 hydrates Chemical class 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- HCTVWSOKIJULET-LQDWTQKMSA-M phenoxymethylpenicillin potassium Chemical compound [K+].N([C@H]1[C@H]2SC([C@@H](N2C1=O)C([O-])=O)(C)C)C(=O)COC1=CC=CC=C1 HCTVWSOKIJULET-LQDWTQKMSA-M 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- QEVHRUUCFGRFIF-MDEJGZGSSA-N reserpine Chemical compound O([C@H]1[C@@H]([C@H]([C@H]2C[C@@H]3C4=C(C5=CC=C(OC)C=C5N4)CCN3C[C@H]2C1)C(=O)OC)OC)C(=O)C1=CC(OC)=C(OC)C(OC)=C1 QEVHRUUCFGRFIF-MDEJGZGSSA-N 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000003643 water by type Substances 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
- B01J49/00—Regeneration or reactivation of ion-exchangers; Apparatus therefor
- B01J49/05—Regeneration or reactivation of ion-exchangers; Apparatus therefor of fixed beds
- B01J49/08—Regeneration or reactivation of ion-exchangers; Apparatus therefor of fixed beds containing cationic and anionic exchangers in separate beds
-
- 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
- B01J39/00—Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
- B01J39/04—Processes using organic exchangers
- B01J39/05—Processes using organic exchangers in the strongly acidic form
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treatment Of Water By Ion Exchange (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT1907069 | 1969-07-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL34510A0 IL34510A0 (en) | 1970-07-19 |
| IL34510A true IL34510A (en) | 1973-02-28 |
Family
ID=11154280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL34510A IL34510A (en) | 1969-07-02 | 1970-05-12 | Desalination process by ion exchange |
Country Status (9)
| Country | Link |
|---|---|
| AT (1) | AT302915B (enrdf_load_stackoverflow) |
| BR (1) | BR7019351D0 (enrdf_load_stackoverflow) |
| CH (1) | CH557783A (enrdf_load_stackoverflow) |
| DE (1) | DE2000960A1 (enrdf_load_stackoverflow) |
| ES (1) | ES381306A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2033719A5 (enrdf_load_stackoverflow) |
| GB (1) | GB1287580A (enrdf_load_stackoverflow) |
| IL (1) | IL34510A (enrdf_load_stackoverflow) |
| NL (1) | NL7000122A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1292127B1 (it) * | 1997-06-11 | 1999-01-25 | Bracco Spa | Processo per la dissalazione di sostanze instabili a ph acidi |
-
1969
- 1969-12-31 FR FR6945830A patent/FR2033719A5/fr not_active Expired
-
1970
- 1970-01-06 NL NL7000122A patent/NL7000122A/xx unknown
- 1970-01-10 DE DE19702000960 patent/DE2000960A1/de active Pending
- 1970-03-06 CH CH332970A patent/CH557783A/it not_active IP Right Cessation
- 1970-05-12 IL IL34510A patent/IL34510A/en unknown
- 1970-05-27 BR BR219351/70A patent/BR7019351D0/pt unknown
- 1970-06-04 GB GB62059/69A patent/GB1287580A/en not_active Expired
- 1970-06-30 ES ES381306A patent/ES381306A1/es not_active Expired
- 1970-07-01 AT AT05938/70A patent/AT302915B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| IL34510A0 (en) | 1970-07-19 |
| FR2033719A5 (enrdf_load_stackoverflow) | 1970-12-04 |
| ES381306A1 (es) | 1973-03-16 |
| BR7019351D0 (pt) | 1973-03-29 |
| NL7000122A (enrdf_load_stackoverflow) | 1971-01-05 |
| DE2000960A1 (de) | 1971-05-06 |
| GB1287580A (en) | 1972-08-31 |
| AT302915B (de) | 1972-09-15 |
| CH557783A (it) | 1975-01-15 |
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