CN101172627B - 一种氢氧化镁的制备方法 - Google Patents
一种氢氧化镁的制备方法 Download PDFInfo
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- CN101172627B CN101172627B CN2007101395624A CN200710139562A CN101172627B CN 101172627 B CN101172627 B CN 101172627B CN 2007101395624 A CN2007101395624 A CN 2007101395624A CN 200710139562 A CN200710139562 A CN 200710139562A CN 101172627 B CN101172627 B CN 101172627B
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- Prior art keywords
- chloride solution
- magnesium
- magnesium hydroxide
- concentration
- preparation
- Prior art date
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- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 title claims abstract description 37
- 239000000347 magnesium hydroxide Substances 0.000 title claims abstract description 34
- 229910001862 magnesium hydroxide Inorganic materials 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title abstract description 12
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 claims abstract description 34
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims abstract description 34
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims abstract description 20
- 229910001629 magnesium chloride Inorganic materials 0.000 claims abstract description 17
- 238000005649 metathesis reaction Methods 0.000 claims abstract description 15
- 238000002360 preparation method Methods 0.000 claims abstract description 13
- 239000002994 raw material Substances 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 6
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract description 4
- 235000011941 Tilia x europaea Nutrition 0.000 claims abstract description 4
- 239000008267 milk Substances 0.000 claims abstract description 4
- 210000004080 milk Anatomy 0.000 claims abstract description 4
- 235000013336 milk Nutrition 0.000 claims abstract description 4
- 238000001556 precipitation Methods 0.000 claims abstract description 4
- 238000000926 separation method Methods 0.000 claims abstract description 4
- 239000004571 lime Substances 0.000 claims abstract description 3
- 239000000047 product Substances 0.000 claims description 32
- 238000003756 stirring Methods 0.000 claims description 24
- 238000005406 washing Methods 0.000 claims description 17
- 239000012065 filter cake Substances 0.000 claims description 14
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 239000000920 calcium hydroxide Substances 0.000 claims description 11
- 235000011116 calcium hydroxide Nutrition 0.000 claims description 11
- 238000001914 filtration Methods 0.000 claims description 11
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 11
- 239000000706 filtrate Substances 0.000 claims description 10
- 239000006227 byproduct Substances 0.000 claims description 9
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 8
- 239000000395 magnesium oxide Substances 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 7
- 238000006386 neutralization reaction Methods 0.000 claims description 7
- 238000007670 refining Methods 0.000 claims description 7
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 6
- 239000002002 slurry Substances 0.000 claims description 6
- 238000013019 agitation Methods 0.000 claims description 4
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 4
- 239000004327 boric acid Substances 0.000 claims description 4
- 238000009856 non-ferrous metallurgy Methods 0.000 claims description 4
- 239000004408 titanium dioxide Substances 0.000 claims description 4
- 239000002244 precipitate Substances 0.000 claims description 3
- ZGBSOTLWHZQNLH-UHFFFAOYSA-N [Mg].S(O)(O)(=O)=O Chemical compound [Mg].S(O)(O)(=O)=O ZGBSOTLWHZQNLH-UHFFFAOYSA-N 0.000 claims description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 abstract 4
- 229910052943 magnesium sulfate Inorganic materials 0.000 abstract 2
- 235000019341 magnesium sulphate Nutrition 0.000 abstract 2
- 239000011419 magnesium lime Substances 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 8
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 229910052749 magnesium Inorganic materials 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 229910019440 Mg(OH) Inorganic materials 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- 208000012839 conversion disease Diseases 0.000 description 2
- 239000012452 mother liquor Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 241001131796 Botaurus stellaris Species 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- 229930013930 alkaloid Natural products 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 229910052599 brucite Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 230000003009 desulfurizing effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2007101395624A CN101172627B (zh) | 2007-10-11 | 2007-10-11 | 一种氢氧化镁的制备方法 |
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CN2007101395624A CN101172627B (zh) | 2007-10-11 | 2007-10-11 | 一种氢氧化镁的制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN101172627A CN101172627A (zh) | 2008-05-07 |
CN101172627B true CN101172627B (zh) | 2011-02-02 |
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CN2007101395624A Active CN101172627B (zh) | 2007-10-11 | 2007-10-11 | 一种氢氧化镁的制备方法 |
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CN (1) | CN101172627B (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4778111B1 (ja) * | 2010-06-29 | 2011-09-21 | 貴夫 舩田 | 水酸化マグネシウム及びその製造方法 |
CN103950957A (zh) * | 2014-04-22 | 2014-07-30 | 彭振超 | 一种硫酸镁制备氢氧化镁的工艺方法 |
CN105442048B (zh) * | 2015-11-16 | 2018-11-06 | 武汉工程大学 | 以磷尾矿为原料制备氢氧化镁晶须和硫酸钙的工艺 |
CN105274622B (zh) * | 2015-11-16 | 2018-08-03 | 武汉工程大学 | 以磷尾矿为原料制备氢氧化镁晶须和硫酸钙的方法 |
CN105858833A (zh) * | 2016-04-12 | 2016-08-17 | 包头稀土研究院 | 循环利用氯化钙处理包头矿转型硫酸镁废水的方法 |
CN105836918A (zh) * | 2016-04-12 | 2016-08-10 | 包头稀土研究院 | 一种稀土工业废水处理及循环利用的工艺方法 |
CN107364879B (zh) * | 2017-06-29 | 2019-11-15 | 中国恩菲工程技术有限公司 | 从硫酸镁溶液中回收镁元素和钙元素的方法 |
CN108059177A (zh) * | 2017-12-25 | 2018-05-22 | 岭南师范学院 | 一种利用盐湖苦卤制备六方片状氢氧化镁的方法 |
CN111675229A (zh) * | 2020-04-27 | 2020-09-18 | 广东粤电靖海发电有限公司 | 一种燃煤电厂脱硫废水提纯氢氧化镁工艺 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1294460A (en) * | 1968-12-31 | 1972-10-25 | Combustion Eng | Air pollution control system with chemical recovery |
DE19847940A1 (de) * | 1998-10-09 | 2000-04-20 | Ver Energiewerke Ag | Verfahren zur Aufbereitung von magnesiumsulfathaltigen Wässern |
-
2007
- 2007-10-11 CN CN2007101395624A patent/CN101172627B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1294460A (en) * | 1968-12-31 | 1972-10-25 | Combustion Eng | Air pollution control system with chemical recovery |
DE19847940A1 (de) * | 1998-10-09 | 2000-04-20 | Ver Energiewerke Ag | Verfahren zur Aufbereitung von magnesiumsulfathaltigen Wässern |
Non-Patent Citations (1)
Title |
---|
胡庆福.镁化合物生产与应用.化学工业出版社,化学与应用化学中心,2004,301-356. * |
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CN101172627A (zh) | 2008-05-07 |
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Application publication date: 20080507 Assignee: Lianyungang Beautech Superfine Co., Ltd. Assignor: Hebei University of Science and Technology Contract record no.: 2013130000018 Denomination of invention: Preparation method of magnesium hydrate Granted publication date: 20110202 License type: Exclusive License Record date: 20130326 |
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Assignee: Lianyungang Beautech Superfine Co., Ltd. Assignor: Hebei University of Science and Technology Contract record no.: 2013130000018 Date of cancellation: 20140429 |
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Application publication date: 20080507 Assignee: XINGTAI MEISHEN CHEMICAL CO., LTD. Assignor: Hebei University of Science and Technology Contract record no.: 2014130000086 Denomination of invention: Preparation method of magnesium hydrate Granted publication date: 20110202 License type: Exclusive License Record date: 20140527 |
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Assignee: XINGTAI MEISHEN CHEMICAL CO., LTD. Assignor: Hebei University of Science and Technology Contract record no.: 2014130000086 Date of cancellation: 20170331 |
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Effective date of registration: 20170710 Address after: 054600 Guangzong County, Hebei Province, west of the road west of the venture Patentee after: Hebei Magnesium Technology Co., Ltd. Address before: 050018 Yuhua East Road, Hebei, China, No. 70, No. Patentee before: Hebei University of Science and Technology |
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Address after: 054600 west of Chuang Chuang Avenue, Guangzong County, Xingtai, Hebei Patentee after: Hebei magnesium God Polytron Technologies Inc Address before: 054600 west of Chuang Chuang Avenue, Guangzong County, Xingtai, Hebei Patentee before: Hebei Magnesium Technology Co., Ltd. |