DE2856504A1 - Verfahren zur herstellung von chlordioxid durch reduktion von chlorat - Google Patents
Verfahren zur herstellung von chlordioxid durch reduktion von chloratInfo
- Publication number
- DE2856504A1 DE2856504A1 DE19782856504 DE2856504A DE2856504A1 DE 2856504 A1 DE2856504 A1 DE 2856504A1 DE 19782856504 DE19782856504 DE 19782856504 DE 2856504 A DE2856504 A DE 2856504A DE 2856504 A1 DE2856504 A1 DE 2856504A1
- Authority
- DE
- Germany
- Prior art keywords
- washing
- compartment
- slurry
- decanting
- column
- 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.)
- Withdrawn
Links
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 title claims description 68
- 239000004155 Chlorine dioxide Substances 0.000 title claims description 34
- 235000019398 chlorine dioxide Nutrition 0.000 title claims description 34
- 238000004519 manufacturing process Methods 0.000 title claims description 16
- XTEGARKTQYYJKE-UHFFFAOYSA-M Chlorate Chemical compound [O-]Cl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-M 0.000 title claims description 13
- 238000005406 washing Methods 0.000 claims description 84
- 238000000034 method Methods 0.000 claims description 55
- 239000002002 slurry Substances 0.000 claims description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 49
- 238000006243 chemical reaction Methods 0.000 claims description 37
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 35
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 35
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 34
- 239000012429 reaction media Substances 0.000 claims description 31
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 30
- 235000011152 sodium sulphate Nutrition 0.000 claims description 30
- 239000013078 crystal Substances 0.000 claims description 28
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 26
- 230000008569 process Effects 0.000 claims description 26
- 238000012546 transfer Methods 0.000 claims description 26
- 239000007787 solid Substances 0.000 claims description 24
- 239000002253 acid Substances 0.000 claims description 20
- 239000006227 byproduct Substances 0.000 claims description 18
- 239000011780 sodium chloride Substances 0.000 claims description 17
- 230000007935 neutral effect Effects 0.000 claims description 15
- 230000008719 thickening Effects 0.000 claims description 15
- -1 chlorate ions Chemical class 0.000 claims description 12
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 11
- 150000003839 salts Chemical class 0.000 claims description 10
- 239000000725 suspension Substances 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 8
- 230000002378 acidificating effect Effects 0.000 claims description 7
- 239000008346 aqueous phase Substances 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims description 5
- 229910000041 hydrogen chloride Inorganic materials 0.000 claims description 5
- 238000005649 metathesis reaction Methods 0.000 claims description 5
- 239000003153 chemical reaction reagent Substances 0.000 claims description 4
- 230000009467 reduction Effects 0.000 claims description 2
- 238000010626 work up procedure Methods 0.000 claims 4
- 238000005192 partition Methods 0.000 claims 1
- 239000000047 product Substances 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 7
- 239000000460 chlorine Substances 0.000 description 7
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- 239000012452 mother liquor Substances 0.000 description 6
- 150000007513 acids Chemical class 0.000 description 5
- 239000007790 solid phase Substances 0.000 description 5
- 239000003054 catalyst Substances 0.000 description 4
- 238000002425 crystallisation Methods 0.000 description 4
- 230000008025 crystallization Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 229910052801 chlorine Inorganic materials 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000000376 reactant Substances 0.000 description 3
- WBHQBSYUUJJSRZ-UHFFFAOYSA-M sodium bisulfate Chemical compound [Na+].OS([O-])(=O)=O WBHQBSYUUJJSRZ-UHFFFAOYSA-M 0.000 description 3
- 229910000342 sodium bisulfate Inorganic materials 0.000 description 3
- 239000012265 solid product Substances 0.000 description 3
- 229910021653 sulphate ion Inorganic materials 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 229910001514 alkali metal chloride Inorganic materials 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- DIOQZVSQGTUSAI-UHFFFAOYSA-N decane Chemical compound CCCCCCCCCC DIOQZVSQGTUSAI-UHFFFAOYSA-N 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- IYGFDEZBVCNBRU-UHFFFAOYSA-L disodium sulfuric acid sulfate Chemical compound [H+].[H+].[H+].[H+].[Na+].[Na+].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O IYGFDEZBVCNBRU-UHFFFAOYSA-L 0.000 description 2
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 description 2
- 239000013505 freshwater Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 229910001617 alkaline earth metal chloride Inorganic materials 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 239000012431 aqueous reaction media Substances 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000003841 chloride salts Chemical class 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 239000002178 crystalline material Substances 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 229910001437 manganese ion Inorganic materials 0.000 description 1
- 238000013178 mathematical model Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B11/00—Oxides or oxyacids of halogens; Salts thereof
- C01B11/02—Oxides of chlorine
- C01B11/022—Chlorine dioxide (ClO2)
- C01B11/023—Preparation from chlorites or chlorates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B11/00—Oxides or oxyacids of halogens; Salts thereof
- C01B11/02—Oxides of chlorine
- C01B11/022—Chlorine dioxide (ClO2)
- C01B11/023—Preparation from chlorites or chlorates
- C01B11/025—Preparation from chlorites or chlorates from chlorates without any other reaction reducing agent than chloride ions
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
- E04B1/762—Exterior insulation of exterior walls
- E04B1/7629—Details of the mechanical connection of the insulation to the wall
- E04B1/7633—Dowels with enlarged insulation retaining head
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Inorganic Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Acoustics & Sound (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Detergent Compositions (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Food Preservation Except Freezing, Refrigeration, And Drying (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2978 | 1978-01-03 | ||
| GB905078 | 1978-03-07 | ||
| GB1923578 | 1978-05-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2856504A1 true DE2856504A1 (de) | 1979-07-05 |
Family
ID=27253649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19782856504 Withdrawn DE2856504A1 (de) | 1978-01-03 | 1978-12-28 | Verfahren zur herstellung von chlordioxid durch reduktion von chlorat |
Country Status (18)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1149131A (en) * | 1980-09-15 | 1983-07-05 | Richard Swindells | High efficiency production of chlorine dioxide |
| US5116595A (en) * | 1991-04-22 | 1992-05-26 | Tenneco Canada Inc. | Metathesis of acidic by-product of chlorine dioxide generating process |
| US5205995A (en) * | 1991-04-22 | 1993-04-27 | Sterling Canada Inc. | Metathesis of acidic by-product of chlorine dioxide generating apparatus |
| CA2148462C (en) * | 1992-11-09 | 1999-08-31 | Herbert C. Scribner | Metathesis of acidic by-product of chlorine dioxide generating process |
| US5399332A (en) * | 1993-10-20 | 1995-03-21 | Sterling Canada, Inc. | Dynamic leaching procedure for metathesis |
| US5792441A (en) * | 1996-10-11 | 1998-08-11 | Pulp And Paper Research Institute Of Canada | Fixed-resin bed technologies for the treatment of the chlorine dioxide generator effluent and feeds stream |
| FR2757500B1 (fr) * | 1996-12-23 | 1999-01-22 | Atochem Elf Sa | Procede de fabrication de bioxyde de chlore |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3864456A (en) * | 1964-08-13 | 1975-02-04 | Electric Reduction Co | Manufacture of chlorine dioxide, chlorine and anhydrous sodium sulphate |
| US3563702A (en) * | 1968-03-05 | 1971-02-16 | Hooker Chemical Corp | Production of chlorine dioxide |
| US3816077A (en) * | 1971-05-21 | 1974-06-11 | Hooker Chemical Corp | Chlorine dioxide generating system |
| US3975505A (en) * | 1974-12-13 | 1976-08-17 | Hooker Chemicals & Plastics Corporation | Production of chlorine dioxide |
| US4045542A (en) * | 1974-12-13 | 1977-08-30 | Hooker Chemicals & Plastics Corporation | Production of chlorine dioxide |
| US3974266A (en) * | 1975-03-07 | 1976-08-10 | Hooker Chemicals & Plastics Corporation | Production of chlorine dioxide |
| US3976758A (en) * | 1975-03-07 | 1976-08-24 | Hooker Chemicals & Plastics Corporation | Production of chlorine dioxide |
-
1978
- 1978-12-04 ZA ZA786778A patent/ZA786778B/xx unknown
- 1978-12-14 CA CA000317998A patent/CA1117731A/en not_active Expired
- 1978-12-14 GB GB7848515A patent/GB2011362A/en not_active Withdrawn
- 1978-12-20 SE SE7813136A patent/SE7813136L/xx unknown
- 1978-12-22 FR FR7836218A patent/FR2413320A1/fr active Granted
- 1978-12-27 PT PT68985A patent/PT68985A/pt unknown
- 1978-12-28 JP JP16130378A patent/JPS54128998A/ja active Pending
- 1978-12-28 NO NO784406A patent/NO784406L/no unknown
- 1978-12-28 BR BR7808556A patent/BR7808556A/pt unknown
- 1978-12-28 DE DE19782856504 patent/DE2856504A1/de not_active Withdrawn
- 1978-12-28 AR AR274991A patent/AR220364A1/es active
- 1978-12-29 ES ES476508A patent/ES476508A1/es not_active Expired
- 1978-12-29 OA OA56703A patent/OA06144A/xx unknown
-
1979
- 1979-01-02 AU AU43039/79A patent/AU4303979A/en not_active Abandoned
- 1979-01-02 FI FI790007A patent/FI69822C/fi not_active IP Right Cessation
- 1979-01-03 CS CS79102A patent/CS10279A2/cs unknown
- 1979-01-03 PL PL1979212594A patent/PL120161B1/pl unknown
- 1979-02-27 CU CU7935046A patent/CU35046A/es unknown
-
1981
- 1981-02-10 CA CA000370568A patent/CA1118184A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FI790007A (fi) | 1979-07-04 |
| CA1118184A (en) | 1982-02-16 |
| FR2413320A1 (fr) | 1979-07-27 |
| GB2011362A (en) | 1979-07-11 |
| NO784406L (no) | 1979-07-04 |
| CU35046A (en) | 1981-12-04 |
| AU4303979A (en) | 1979-07-12 |
| BR7808556A (pt) | 1979-08-07 |
| AR220364A1 (es) | 1980-10-31 |
| CS10279A2 (en) | 1985-05-15 |
| ES476508A1 (es) | 1979-11-16 |
| JPS54128998A (en) | 1979-10-05 |
| FI69822B (fi) | 1985-12-31 |
| FR2413320B1 (US06623731-20030923-C00012.png) | 1981-07-24 |
| PL120161B1 (en) | 1982-02-27 |
| PL212594A1 (pl) | 1979-11-19 |
| CA1117731A (en) | 1982-02-09 |
| ZA786778B (en) | 1980-07-30 |
| PT68985A (en) | 1979-01-01 |
| OA06144A (fr) | 1981-06-30 |
| SE7813136L (sv) | 1979-07-04 |
| FI69822C (fi) | 1986-05-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OB | Request for examination as to novelty | ||
| OC | Search report available | ||
| 8128 | New person/name/address of the agent |
Representative=s name: BERENDT, T., DIPL.-CHEM. DR., PAT.-ANW., 8000 MUEN |
|
| 8139 | Disposal/non-payment of the annual fee |