DE2335327A1 - Verfahren zur vorreinigung von bei der verarbeitung von wasserloeslichen phenolischen resolen oder von harnstoffformaldehydharzloesungen anfallendem industrieabwasser - Google Patents
Verfahren zur vorreinigung von bei der verarbeitung von wasserloeslichen phenolischen resolen oder von harnstoffformaldehydharzloesungen anfallendem industrieabwasserInfo
- Publication number
- DE2335327A1 DE2335327A1 DE19732335327 DE2335327A DE2335327A1 DE 2335327 A1 DE2335327 A1 DE 2335327A1 DE 19732335327 DE19732335327 DE 19732335327 DE 2335327 A DE2335327 A DE 2335327A DE 2335327 A1 DE2335327 A1 DE 2335327A1
- Authority
- DE
- Germany
- Prior art keywords
- wastewater
- urea
- precipitation
- water
- amount
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 24
- 229920001807 Urea-formaldehyde Polymers 0.000 title claims description 18
- 230000008569 process Effects 0.000 title claims description 13
- 229920003987 resole Polymers 0.000 title claims description 12
- GZCGUPFRVQAUEE-SLPGGIOYSA-N aldehydo-D-glucose Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C=O GZCGUPFRVQAUEE-SLPGGIOYSA-N 0.000 title claims description 7
- 239000010842 industrial wastewater Substances 0.000 title claims description 5
- 238000012545 processing Methods 0.000 title description 10
- 238000000746 purification Methods 0.000 title description 3
- 239000002351 wastewater Substances 0.000 claims description 34
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 claims description 18
- 238000001556 precipitation Methods 0.000 claims description 18
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 16
- 238000004519 manufacturing process Methods 0.000 claims description 15
- 238000004140 cleaning Methods 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 229920005989 resin Polymers 0.000 claims description 11
- 239000011347 resin Substances 0.000 claims description 11
- 239000002244 precipitate Substances 0.000 claims description 9
- 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 claims description 8
- 238000004062 sedimentation Methods 0.000 claims description 8
- 239000002253 acid Substances 0.000 claims description 7
- 229920000867 polyelectrolyte Polymers 0.000 claims description 7
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 claims description 6
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 5
- 239000011707 mineral Substances 0.000 claims description 5
- 235000010755 mineral Nutrition 0.000 claims description 5
- 230000002378 acidificating effect Effects 0.000 claims description 4
- 229920000058 polyacrylate Polymers 0.000 claims description 4
- 150000003839 salts Chemical class 0.000 claims description 4
- 229910052943 magnesium sulfate Inorganic materials 0.000 claims description 3
- 235000019341 magnesium sulphate Nutrition 0.000 claims description 3
- 230000007935 neutral effect Effects 0.000 claims description 3
- 230000001133 acceleration Effects 0.000 claims description 2
- 150000007522 mineralic acids Chemical class 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 27
- 239000000243 solution Substances 0.000 description 12
- 239000000853 adhesive Substances 0.000 description 6
- 230000001070 adhesive effect Effects 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 239000013049 sediment Substances 0.000 description 6
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 4
- 239000004202 carbamide Substances 0.000 description 3
- 229920001568 phenolic resin Polymers 0.000 description 3
- XSQUKJJJFZCRTK-UHFFFAOYSA-N urea group Chemical group NC(=O)N XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000011093 chipboard Substances 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 235000013312 flour Nutrition 0.000 description 2
- SLGWESQGEUXWJQ-UHFFFAOYSA-N formaldehyde;phenol Chemical compound O=C.OC1=CC=CC=C1 SLGWESQGEUXWJQ-UHFFFAOYSA-N 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- -1 methylol groups Chemical group 0.000 description 2
- 239000011120 plywood Substances 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- VGGLHLAESQEWCR-UHFFFAOYSA-N N-(hydroxymethyl)urea Chemical compound NC(=O)NCO VGGLHLAESQEWCR-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- BUACSMWVFUNQET-UHFFFAOYSA-H dialuminum;trisulfate;hydrate Chemical compound O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O BUACSMWVFUNQET-UHFFFAOYSA-H 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 230000029142 excretion Effects 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- QUBQYFYWUJJAAK-UHFFFAOYSA-N oxymethurea Chemical compound OCNC(=O)NCO QUBQYFYWUJJAAK-UHFFFAOYSA-N 0.000 description 1
- 229950005308 oxymethurea Drugs 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- ODGAOXROABLFNM-UHFFFAOYSA-N polynoxylin Chemical compound O=C.NC(N)=O ODGAOXROABLFNM-UHFFFAOYSA-N 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002023 wood Substances 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
- 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
-
- 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
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
- C02F2103/36—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds
- C02F2103/38—Polymers
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS225A CS170877B1 (cs) | 1973-01-11 | 1973-01-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2335327A1 true DE2335327A1 (de) | 1974-07-18 |
Family
ID=5333975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19732335327 Pending DE2335327A1 (de) | 1973-01-11 | 1973-07-11 | Verfahren zur vorreinigung von bei der verarbeitung von wasserloeslichen phenolischen resolen oder von harnstoffformaldehydharzloesungen anfallendem industrieabwasser |
Country Status (3)
| Country | Link |
|---|---|
| CS (1) | CS170877B1 (cs) |
| DE (1) | DE2335327A1 (cs) |
| FR (1) | FR2213912A1 (cs) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4229264A1 (de) * | 1992-09-02 | 1994-03-03 | Metallgesellschaft Ag | Verfahren und Vorrichtung zur Aufbereitung von latexhaltigen Abwässern |
| DE4309666A1 (de) * | 1993-03-25 | 1994-09-29 | Steag Ag | Verfahren und Fällungsmittel zur Abtrennung von organischen Verunreinigungen aus einem Abwasser |
| WO2001056935A1 (en) * | 2000-01-17 | 2001-08-09 | Asio, Spol. S.R.O. | Method of recycling dispersion paint substances or glues from waste water and apparatus for performing the same |
-
1973
- 1973-01-11 CS CS225A patent/CS170877B1/cs unknown
- 1973-07-11 DE DE19732335327 patent/DE2335327A1/de active Pending
- 1973-11-19 FR FR7341166A patent/FR2213912A1/fr active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4229264A1 (de) * | 1992-09-02 | 1994-03-03 | Metallgesellschaft Ag | Verfahren und Vorrichtung zur Aufbereitung von latexhaltigen Abwässern |
| DE4309666A1 (de) * | 1993-03-25 | 1994-09-29 | Steag Ag | Verfahren und Fällungsmittel zur Abtrennung von organischen Verunreinigungen aus einem Abwasser |
| WO2001056935A1 (en) * | 2000-01-17 | 2001-08-09 | Asio, Spol. S.R.O. | Method of recycling dispersion paint substances or glues from waste water and apparatus for performing the same |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2213912A1 (en) | 1974-08-09 |
| FR2213912B3 (cs) | 1976-10-01 |
| CS170877B1 (cs) | 1976-09-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHJ | Non-payment of the annual fee |