CN108862348B - 一种电极箔腐蚀废硫酸的回收利用方法 - Google Patents
一种电极箔腐蚀废硫酸的回收利用方法 Download PDFInfo
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- CN108862348B CN108862348B CN201810918872.4A CN201810918872A CN108862348B CN 108862348 B CN108862348 B CN 108862348B CN 201810918872 A CN201810918872 A CN 201810918872A CN 108862348 B CN108862348 B CN 108862348B
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- Prior art keywords
- sulfuric acid
- acid
- evaporation
- waste
- aluminum sulfate
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- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title claims abstract description 260
- 239000002699 waste material Substances 0.000 title claims abstract description 85
- 238000000034 method Methods 0.000 title claims abstract description 45
- 239000011888 foil Substances 0.000 title claims abstract description 32
- 230000007797 corrosion Effects 0.000 title claims abstract description 28
- 238000005260 corrosion Methods 0.000 title claims abstract description 28
- 238000004064 recycling Methods 0.000 title claims abstract description 15
- 238000001704 evaporation Methods 0.000 claims abstract description 117
- 230000008020 evaporation Effects 0.000 claims abstract description 115
- 239000002253 acid Substances 0.000 claims abstract description 92
- 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 abstract description 67
- 238000001816 cooling Methods 0.000 claims abstract description 31
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 24
- 238000003825 pressing Methods 0.000 claims abstract description 16
- 230000001502 supplementing effect Effects 0.000 claims abstract description 5
- 238000009833 condensation Methods 0.000 claims description 38
- 230000005494 condensation Effects 0.000 claims description 38
- 238000002425 crystallisation Methods 0.000 claims description 25
- 230000008025 crystallization Effects 0.000 claims description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 238000000926 separation method Methods 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 16
- 238000005086 pumping Methods 0.000 claims description 14
- 239000013078 crystal Substances 0.000 claims description 13
- 230000009291 secondary effect Effects 0.000 claims description 12
- 238000003860 storage Methods 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 7
- 229910000041 hydrogen chloride Inorganic materials 0.000 claims description 7
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims description 7
- 230000009290 primary effect Effects 0.000 claims description 6
- 238000007790 scraping Methods 0.000 claims description 6
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 4
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000011084 recovery Methods 0.000 abstract description 7
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000002918 waste heat Substances 0.000 abstract description 2
- 229910052782 aluminium Inorganic materials 0.000 description 17
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 11
- 239000000243 solution Substances 0.000 description 10
- 239000000047 product Substances 0.000 description 8
- 238000002360 preparation method Methods 0.000 description 7
- -1 aluminum ions Chemical class 0.000 description 6
- 238000004090 dissolution Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- 239000002912 waste gas Substances 0.000 description 4
- AMVQGJHFDJVOOB-UHFFFAOYSA-H aluminium sulfate octadecahydrate Chemical compound O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O AMVQGJHFDJVOOB-UHFFFAOYSA-H 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000012047 saturated solution Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F7/00—Compounds of aluminium
- C01F7/68—Aluminium compounds containing sulfur
- C01F7/74—Sulfates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/90—Separation; Purification
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/01—Chlorine; Hydrogen chloride
- C01B7/07—Purification ; Separation
- C01B7/0706—Purification ; Separation of hydrogen chloride
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
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CN108862348A CN108862348A (zh) | 2018-11-23 |
CN108862348B true CN108862348B (zh) | 2020-10-30 |
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CN107792869A (zh) * | 2017-11-08 | 2018-03-13 | 江苏易简环保科技有限公司 | 一种由模具碱洗废液生产高纯度偏铝酸钠的方法及工艺 |
CN109824021A (zh) * | 2019-04-15 | 2019-05-31 | 新疆大学 | 一种工业废硫酸循环再生的方法 |
CN111153467A (zh) * | 2020-02-27 | 2020-05-15 | 常州中源工程技术有限公司 | 含硝酸铝的硝酸废水处理系统及其处理方法 |
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CN103935966B (zh) * | 2014-04-09 | 2016-04-20 | 南通职业大学 | 一种电极箔腐蚀废硫酸的回收处理工艺 |
CN106379869A (zh) * | 2016-08-31 | 2017-02-08 | 江苏荣生电子有限公司 | 一种电极箔腐蚀废酸液中提取硫酸的工艺 |
CN108033472A (zh) * | 2017-12-29 | 2018-05-15 | 南通森莹化工科技有限公司 | 一种电极箔生产废酸零排放处理工艺 |
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Effective date of registration: 20221111 Address after: 213000 No.82 anjiazhenxing Road, Chunjiang Town, Xinbei District, Changzhou City, Jiangsu Province Patentee after: CHANGZHOU ZHONGYUAN ENGINEERING TECHNOLOGY Co.,Ltd. Address before: No. 51, Zhangshu Village, Wuxing Village Committee, Zhonglou District, Changzhou City, Jiangsu Province, 213000 Patentee before: Xu Chen Patentee before: Yao Hongqi Patentee before: CHANGZHOU ZHONGYUAN ENGINEERING TECHNOLOGY Co.,Ltd. |
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Address after: 213000, No. 16 Donggang Second Road, Weicun Street, Xinbei District, Changzhou City, Jiangsu Province Patentee after: Changzhou Zhongyuan Technology Co.,Ltd. Country or region after: China Address before: 213000 No.82 anjiazhenxing Road, Chunjiang Town, Xinbei District, Changzhou City, Jiangsu Province Patentee before: CHANGZHOU ZHONGYUAN ENGINEERING TECHNOLOGY Co.,Ltd. Country or region before: China |
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