CH686729A5 - Verfahren zum Entfaerben ausgedienter Aluminium-Faerbe- und -Spuelbaeder. - Google Patents
Verfahren zum Entfaerben ausgedienter Aluminium-Faerbe- und -Spuelbaeder. Download PDFInfo
- Publication number
- CH686729A5 CH686729A5 CH00212/93A CH21293A CH686729A5 CH 686729 A5 CH686729 A5 CH 686729A5 CH 00212/93 A CH00212/93 A CH 00212/93A CH 21293 A CH21293 A CH 21293A CH 686729 A5 CH686729 A5 CH 686729A5
- Authority
- CH
- Switzerland
- Prior art keywords
- dye
- aluminum
- acid
- organic polymer
- concentration
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 39
- 229910052782 aluminium Inorganic materials 0.000 title claims description 27
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims description 25
- 238000004040 coloring Methods 0.000 title description 4
- 238000004061 bleaching Methods 0.000 title 1
- 239000000975 dye Substances 0.000 claims description 60
- 239000002253 acid Substances 0.000 claims description 28
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims description 22
- 229920000620 organic polymer Polymers 0.000 claims description 20
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 15
- 238000004043 dyeing Methods 0.000 claims description 13
- 239000000706 filtrate Substances 0.000 claims description 13
- 229910021578 Iron(III) chloride Inorganic materials 0.000 claims description 11
- 238000001556 precipitation Methods 0.000 claims description 10
- 125000002091 cationic group Chemical group 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 8
- 125000000129 anionic group Chemical group 0.000 claims description 7
- 238000004042 decolorization Methods 0.000 claims description 7
- QGBSISYHAICWAH-UHFFFAOYSA-N dicyandiamide Chemical compound NC(N)=NC#N QGBSISYHAICWAH-UHFFFAOYSA-N 0.000 claims description 7
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 6
- 239000013543 active substance Substances 0.000 claims description 6
- 229920000642 polymer Polymers 0.000 claims description 6
- 239000002244 precipitate Substances 0.000 claims description 6
- 150000003839 salts Chemical class 0.000 claims description 5
- RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical compound NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 claims description 4
- ROSDSFDQCJNGOL-UHFFFAOYSA-N Dimethylamine Chemical compound CNC ROSDSFDQCJNGOL-UHFFFAOYSA-N 0.000 claims description 4
- BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 claims description 4
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical class [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 claims description 4
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 claims description 4
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 claims description 4
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 4
- 238000004062 sedimentation Methods 0.000 claims description 4
- 235000019270 ammonium chloride Nutrition 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- ZEYUSQVGRCPBPG-UHFFFAOYSA-N 4,5-dihydroxy-1,3-bis(hydroxymethyl)imidazolidin-2-one Chemical compound OCN1C(O)C(O)N(CO)C1=O ZEYUSQVGRCPBPG-UHFFFAOYSA-N 0.000 claims description 2
- 239000001361 adipic acid Substances 0.000 claims description 2
- 235000011037 adipic acid Nutrition 0.000 claims description 2
- 229910001385 heavy metal Inorganic materials 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims description 2
- 239000007859 condensation product Substances 0.000 claims 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims 1
- 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 1
- 229910052757 nitrogen Inorganic materials 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 238000005554 pickling Methods 0.000 description 17
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 14
- 239000000243 solution Substances 0.000 description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 238000007743 anodising Methods 0.000 description 11
- 238000003756 stirring Methods 0.000 description 11
- 238000006386 neutralization reaction Methods 0.000 description 9
- 239000000047 product Substances 0.000 description 9
- 239000011651 chromium Substances 0.000 description 7
- 239000010949 copper Substances 0.000 description 7
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 6
- 239000000920 calcium hydroxide Substances 0.000 description 6
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 5
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 239000010802 sludge Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000000701 coagulant Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000008267 milk Substances 0.000 description 3
- 210000004080 milk Anatomy 0.000 description 3
- 235000013336 milk Nutrition 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 239000000292 calcium oxide Substances 0.000 description 2
- 235000012255 calcium oxide Nutrition 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 238000002845 discoloration Methods 0.000 description 2
- 150000004679 hydroxides Chemical class 0.000 description 2
- 230000002401 inhibitory effect Effects 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000012192 staining solution Substances 0.000 description 2
- OOHOVWLWYJUPGP-UHFFFAOYSA-N 1-methylideneguanidine Chemical class NC(=N)N=C OOHOVWLWYJUPGP-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- PYKYMHQGRFAEBM-UHFFFAOYSA-N anthraquinone Natural products CCC(=O)c1c(O)c2C(=O)C3C(C=CC=C3O)C(=O)c2cc1CC(=O)OC PYKYMHQGRFAEBM-UHFFFAOYSA-N 0.000 description 1
- 150000004056 anthraquinones Chemical class 0.000 description 1
- 239000000987 azo dye Substances 0.000 description 1
- 229920006317 cationic polymer Polymers 0.000 description 1
- DXRWYIKGBIPGAG-UHFFFAOYSA-M chembl2028375 Chemical compound [Na+].[O-][N+](=O)C1=CC=C2C(N=NC3=C4C=CC=CC4=CC=C3O)=C(O)C=C(S([O-])(=O)=O)C2=C1 DXRWYIKGBIPGAG-UHFFFAOYSA-M 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 150000001868 cobalt Chemical class 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000010169 landfilling Methods 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 125000004999 nitroaryl group Chemical group 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000001007 phthalocyanine dye Substances 0.000 description 1
- 229920001281 polyalkylene Polymers 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- IZMJMCDDWKSTTK-UHFFFAOYSA-N quinoline yellow Chemical compound C1=CC=CC2=NC(C3C(C4=CC=CC=C4C3=O)=O)=CC=C21 IZMJMCDDWKSTTK-UHFFFAOYSA-N 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 239000012086 standard solution Substances 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 230000036962 time dependent Effects 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
- C02F1/5236—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
- 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
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)
- Removal Of Specific Substances (AREA)
- Coloring (AREA)
- Chemical Treatment Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4202087 | 1992-01-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH686729A5 true CH686729A5 (de) | 1996-06-14 |
Family
ID=6450291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH00212/93A CH686729A5 (de) | 1992-01-27 | 1993-01-25 | Verfahren zum Entfaerben ausgedienter Aluminium-Faerbe- und -Spuelbaeder. |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JP3295472B2 (it) |
| CH (1) | CH686729A5 (it) |
| DE (1) | DE4301364C2 (it) |
| FR (1) | FR2686625B1 (it) |
| GB (1) | GB2263477B (it) |
| IT (1) | IT1261164B (it) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19539833A1 (de) * | 1995-10-26 | 1997-04-30 | Over Eloxal Gmbh | Verfahren zur Entfernung von Zinnverbindungen aus wässrigen Lösungen, insbesondere aus der in einem Spülbad einer Eloxieranlage befindlichen Lösung |
| CN114088703B (zh) * | 2020-08-24 | 2024-04-02 | 台湾永光化学工业股份有限公司 | 用于检测铝阳极染液活性的快筛套组及方法 |
| WO2024075518A1 (ja) * | 2022-10-06 | 2024-04-11 | 中国環境株式会社 | 産業廃液の脱色方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5443305B2 (it) * | 1974-04-08 | 1979-12-19 | ||
| US4088573A (en) * | 1974-04-08 | 1978-05-09 | Nippon Carbide Kogyo Kabushiki Kaisha | Method for clarifying aqueous waste liquids containing acid dyes |
| FI752346A (it) * | 1974-09-13 | 1976-03-14 | Ciba Geigy Ag | |
| DE2633636A1 (de) * | 1975-07-31 | 1977-02-17 | Ciba Geigy Ag | Farbstoffabwasserreinigung |
-
1993
- 1993-01-20 DE DE4301364A patent/DE4301364C2/de not_active Expired - Lifetime
- 1993-01-25 GB GB9301357A patent/GB2263477B/en not_active Expired - Fee Related
- 1993-01-25 CH CH00212/93A patent/CH686729A5/de not_active IP Right Cessation
- 1993-01-25 IT ITRM930033A patent/IT1261164B/it active IP Right Grant
- 1993-01-26 JP JP01071393A patent/JP3295472B2/ja not_active Expired - Fee Related
- 1993-01-26 FR FR9300846A patent/FR2686625B1/fr not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| FR2686625A1 (fr) | 1993-07-30 |
| GB2263477B (en) | 1995-01-18 |
| ITRM930033A0 (it) | 1993-01-25 |
| DE4301364C2 (de) | 2002-03-21 |
| GB2263477A (en) | 1993-07-28 |
| ITRM930033A1 (it) | 1994-07-25 |
| GB9301357D0 (en) | 1993-03-17 |
| JP3295472B2 (ja) | 2002-06-24 |
| DE4301364A1 (en) | 1993-07-29 |
| FR2686625B1 (fr) | 1995-04-28 |
| IT1261164B (it) | 1996-05-09 |
| JPH0623369A (ja) | 1994-02-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NV | New agent |
Representative=s name: SANDOZ TECHNOLOGIE AG |
|
| PUE | Assignment |
Owner name: SANDOZ AG TRANSFER- CLARIANT FINANCE (BVI) LIMITED |
|
| NV | New agent |
Representative=s name: CLARIANT INTERNATIONAL LTD. |
|
| PL | Patent ceased |