JPH07206444A - クロム含有硫酸水素ナトリウムの処理方法 - Google Patents
クロム含有硫酸水素ナトリウムの処理方法Info
- Publication number
- JPH07206444A JPH07206444A JP6331023A JP33102394A JPH07206444A JP H07206444 A JPH07206444 A JP H07206444A JP 6331023 A JP6331023 A JP 6331023A JP 33102394 A JP33102394 A JP 33102394A JP H07206444 A JPH07206444 A JP H07206444A
- Authority
- JP
- Japan
- Prior art keywords
- chromium
- sodium
- solution
- melt
- hydrogensulfate
- 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
- WBHQBSYUUJJSRZ-UHFFFAOYSA-M sodium bisulfate Chemical compound [Na+].OS([O-])(=O)=O WBHQBSYUUJJSRZ-UHFFFAOYSA-M 0.000 title claims abstract description 43
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 229910000342 sodium bisulfate Inorganic materials 0.000 title claims description 39
- 238000003672 processing method Methods 0.000 title 1
- 239000011651 chromium Substances 0.000 claims abstract description 65
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 42
- 238000000034 method Methods 0.000 claims abstract description 30
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims abstract description 22
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 19
- PMZURENOXWZQFD-UHFFFAOYSA-L sodium sulphate Substances [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims abstract description 18
- 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 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910001868 water Inorganic materials 0.000 claims abstract description 13
- 238000006243 chemical reaction Methods 0.000 claims abstract description 11
- 239000000155 melt Substances 0.000 claims abstract description 8
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 10
- 235000011152 sodium sulphate Nutrition 0.000 claims description 10
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000010985 leather Substances 0.000 claims description 3
- 239000002198 insoluble material Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- PXLIDIMHPNPGMH-UHFFFAOYSA-N sodium chromate Chemical compound [Na+].[Na+].[O-][Cr]([O-])(=O)=O PXLIDIMHPNPGMH-UHFFFAOYSA-N 0.000 abstract description 5
- 239000000243 solution Substances 0.000 description 22
- 239000011734 sodium Substances 0.000 description 20
- 238000010438 heat treatment Methods 0.000 description 8
- 238000001914 filtration Methods 0.000 description 7
- BFGKITSFLPAWGI-UHFFFAOYSA-N chromium(3+) Chemical compound [Cr+3] BFGKITSFLPAWGI-UHFFFAOYSA-N 0.000 description 5
- 239000002253 acid Substances 0.000 description 4
- JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical class [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 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
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 description 2
- DSHWASKZZBZKOE-UHFFFAOYSA-K chromium(3+);hydroxide;sulfate Chemical compound [OH-].[Cr+3].[O-]S([O-])(=O)=O DSHWASKZZBZKOE-UHFFFAOYSA-K 0.000 description 2
- 229910000356 chromium(III) sulfate Inorganic materials 0.000 description 2
- 235000015217 chromium(III) sulphate Nutrition 0.000 description 2
- 239000011696 chromium(III) sulphate Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 2
- 239000012670 alkaline solution Substances 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 150000001845 chromium compounds Chemical class 0.000 description 1
- 229910000151 chromium(III) phosphate Inorganic materials 0.000 description 1
- IKZBVTPSNGOVRJ-UHFFFAOYSA-K chromium(iii) phosphate Chemical compound [Cr+3].[O-]P([O-])([O-])=O IKZBVTPSNGOVRJ-UHFFFAOYSA-K 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 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
- CMMUKUYEPRGBFB-UHFFFAOYSA-L dichromic acid Chemical compound O[Cr](=O)(=O)O[Cr](O)(=O)=O CMMUKUYEPRGBFB-UHFFFAOYSA-L 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- -1 hydrogen sulfate Thorium Chemical compound 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-M hydrogensulfate Chemical compound OS([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-M 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- LNDCCSBWZAQAAW-UHFFFAOYSA-M sodium hydrogen sulfate sulfuric acid Chemical compound [Na+].OS(O)(=O)=O.OS([O-])(=O)=O LNDCCSBWZAQAAW-UHFFFAOYSA-M 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G37/00—Compounds of chromium
- C01G37/006—Compounds containing, besides chromium, two or more other elements, with the exception of oxygen or hydrogen
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
- C01D5/16—Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4342909.2 | 1993-12-16 | ||
| DE4342909A DE4342909A1 (de) | 1993-12-16 | 1993-12-16 | Verfahren zur Aufarbeitung von chromhaltigem Natriumhydrogensulfat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH07206444A true JPH07206444A (ja) | 1995-08-08 |
Family
ID=6505170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6331023A Pending JPH07206444A (ja) | 1993-12-16 | 1994-12-09 | クロム含有硫酸水素ナトリウムの処理方法 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPH07206444A (it) |
| DE (1) | DE4342909A1 (it) |
| GB (1) | GB2284806A (it) |
| IT (1) | ITMI942453A1 (it) |
| ZA (1) | ZA9410010B (it) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU574394A1 (ru) * | 1976-03-22 | 1977-09-30 | Предприятие П/Я Г-4427 | Способ получени хромового дубител |
-
1993
- 1993-12-16 DE DE4342909A patent/DE4342909A1/de not_active Withdrawn
-
1994
- 1994-11-16 GB GB9423128A patent/GB2284806A/en not_active Withdrawn
- 1994-12-05 IT IT94MI002453A patent/ITMI942453A1/it not_active IP Right Cessation
- 1994-12-09 JP JP6331023A patent/JPH07206444A/ja active Pending
- 1994-12-15 ZA ZA9410010A patent/ZA9410010B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE4342909A1 (de) | 1995-06-22 |
| ITMI942453A1 (it) | 1995-06-16 |
| ITMI942453A0 (it) | 1994-12-05 |
| ZA9410010B (en) | 1995-08-24 |
| GB2284806A (en) | 1995-06-21 |
| GB9423128D0 (en) | 1995-01-04 |
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