CN105585039B - 一种铝土矿高效快速脱硅方法 - Google Patents
一种铝土矿高效快速脱硅方法 Download PDFInfo
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- CN105585039B CN105585039B CN201510952301.9A CN201510952301A CN105585039B CN 105585039 B CN105585039 B CN 105585039B CN 201510952301 A CN201510952301 A CN 201510952301A CN 105585039 B CN105585039 B CN 105585039B
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- silicon
- bauxite
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- 229910001570 bauxite Inorganic materials 0.000 title claims abstract description 97
- 238000000034 method Methods 0.000 title claims abstract description 56
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 121
- 239000010703 silicon Substances 0.000 claims abstract description 121
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 120
- 239000012066 reaction slurry Substances 0.000 claims abstract description 60
- 238000006243 chemical reaction Methods 0.000 claims abstract description 55
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 35
- 238000000926 separation method Methods 0.000 claims abstract description 27
- 239000003513 alkali Substances 0.000 claims abstract description 24
- 239000007788 liquid Substances 0.000 claims abstract description 24
- 239000007787 solid Substances 0.000 claims abstract description 22
- 230000035484 reaction time Effects 0.000 claims abstract description 20
- 239000007791 liquid phase Substances 0.000 claims abstract description 18
- 238000002156 mixing Methods 0.000 claims abstract description 13
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 87
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 51
- 238000004090 dissolution Methods 0.000 claims description 41
- 239000000377 silicon dioxide Substances 0.000 claims description 27
- 239000007790 solid phase Substances 0.000 claims description 25
- 239000002893 slag Substances 0.000 claims description 12
- 238000000227 grinding Methods 0.000 claims description 10
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 claims description 10
- 229910001948 sodium oxide Inorganic materials 0.000 claims description 10
- 238000002386 leaching Methods 0.000 claims description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 239000012295 chemical reaction liquid Substances 0.000 claims description 8
- 238000010828 elution Methods 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 229910001593 boehmite Inorganic materials 0.000 claims description 3
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 claims description 3
- 238000004064 recycling Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 28
- 239000011707 mineral Substances 0.000 abstract description 28
- 238000004519 manufacturing process Methods 0.000 abstract description 17
- 238000011084 recovery Methods 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 6
- 238000000746 purification Methods 0.000 abstract description 2
- 239000002002 slurry Substances 0.000 abstract 1
- 235000010755 mineral Nutrition 0.000 description 26
- 235000011121 sodium hydroxide Nutrition 0.000 description 26
- 230000008569 process Effects 0.000 description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 238000004131 Bayer process Methods 0.000 description 9
- 235000012239 silicon dioxide Nutrition 0.000 description 9
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 8
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 description 8
- 229910001388 sodium aluminate Inorganic materials 0.000 description 8
- 238000012360 testing method Methods 0.000 description 8
- CSDREXVUYHZDNP-UHFFFAOYSA-N alumanylidynesilicon Chemical compound [Al].[Si] CSDREXVUYHZDNP-UHFFFAOYSA-N 0.000 description 7
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 7
- 229910052681 coesite Inorganic materials 0.000 description 7
- 229910052906 cristobalite Inorganic materials 0.000 description 7
- 229910052682 stishovite Inorganic materials 0.000 description 7
- 229910052905 tridymite Inorganic materials 0.000 description 7
- 238000000354 decomposition reaction Methods 0.000 description 6
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 6
- 238000010517 secondary reaction Methods 0.000 description 6
- 229910021536 Zeolite Inorganic materials 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 5
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 5
- 229910001679 gibbsite Inorganic materials 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 239000011734 sodium Substances 0.000 description 5
- 239000010457 zeolite Substances 0.000 description 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 4
- 239000002244 precipitate Substances 0.000 description 4
- 238000005245 sintering Methods 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 229910052593 corundum Inorganic materials 0.000 description 3
- 230000029087 digestion Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 239000004571 lime Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229910001845 yogo sapphire Inorganic materials 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- 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
- 239000004115 Sodium Silicate Substances 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- 229910001579 aluminosilicate mineral Inorganic materials 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 2
- 239000000292 calcium oxide Substances 0.000 description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- 235000012241 calcium silicate Nutrition 0.000 description 2
- JHLNERQLKQQLRZ-UHFFFAOYSA-N calcium silicate Chemical compound [Ca+2].[Ca+2].[O-][Si]([O-])([O-])[O-] JHLNERQLKQQLRZ-UHFFFAOYSA-N 0.000 description 2
- 229910052918 calcium silicate Inorganic materials 0.000 description 2
- 239000003518 caustics Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- -1 hydrogen ions Chemical class 0.000 description 2
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 2
- 229910052622 kaolinite Inorganic materials 0.000 description 2
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 2
- 229910052911 sodium silicate Inorganic materials 0.000 description 2
- 239000012265 solid product Substances 0.000 description 2
- 239000004408 titanium dioxide Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- 229910000503 Na-aluminosilicate Inorganic materials 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052900 illite Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- VGIBGUSAECPPNB-UHFFFAOYSA-L nonaaluminum;magnesium;tripotassium;1,3-dioxido-2,4,5-trioxa-1,3-disilabicyclo[1.1.1]pentane;iron(2+);oxygen(2-);fluoride;hydroxide Chemical compound [OH-].[O-2].[O-2].[O-2].[O-2].[O-2].[F-].[Mg+2].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[K+].[K+].[K+].[Fe+2].O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2 VGIBGUSAECPPNB-UHFFFAOYSA-L 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 229910052604 silicate mineral Inorganic materials 0.000 description 1
- 239000000429 sodium aluminium silicate Substances 0.000 description 1
- 235000012217 sodium aluminium silicate Nutrition 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 229910001415 sodium ion Inorganic materials 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
- C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
- C01F7/06—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process
- C01F7/0613—Pretreatment of the minerals, e.g. grinding
-
- 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
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
- C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
- C01F7/06—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
Description
化学成分 | Al<sub>2</sub>O<sub>3</sub> | SiO<sub>2</sub> | A/S |
百分含量(%) | 57.50 | 9.3 | 6.2 |
化学成分 | Al<sub>2</sub>O<sub>3</sub> | SiO<sub>2</sub> | A/S |
百分含量(%) | 58.44 | 17.03 | 3.43 |
化学成分 | Al<sub>2</sub>O<sub>3</sub> | SiO<sub>2</sub> | A/S |
百分含量(%) | 56.00 | 8.78 | 6.38 |
Claims (4)
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CN201510952301.9A CN105585039B (zh) | 2015-12-18 | 2015-12-18 | 一种铝土矿高效快速脱硅方法 |
PCT/CN2016/109501 WO2017101746A1 (zh) | 2015-12-18 | 2016-12-12 | 一种铝土矿高效快速脱硅方法 |
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CN201510952301.9A CN105585039B (zh) | 2015-12-18 | 2015-12-18 | 一种铝土矿高效快速脱硅方法 |
Publications (2)
Publication Number | Publication Date |
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CN105585039A CN105585039A (zh) | 2016-05-18 |
CN105585039B true CN105585039B (zh) | 2019-12-17 |
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CN201510952301.9A Active CN105585039B (zh) | 2015-12-18 | 2015-12-18 | 一种铝土矿高效快速脱硅方法 |
Country Status (2)
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CN (1) | CN105585039B (zh) |
WO (1) | WO2017101746A1 (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105585039B (zh) * | 2015-12-18 | 2019-12-17 | 湖南绿脉环保科技有限公司 | 一种铝土矿高效快速脱硅方法 |
CN111960451A (zh) * | 2020-09-02 | 2020-11-20 | 陶予敏 | 一种利用赤泥生产纯碱、氧化铝、掺混水泥的工艺 |
CN113716577B (zh) * | 2021-09-10 | 2023-04-18 | 湖南绿脉环保科技股份有限公司 | 一种含高岭土的含硅铝原料的脱硅方法 |
CN113860343B (zh) * | 2021-09-27 | 2022-06-07 | 潘爱芳 | 一种赤泥配铝土矿综合利用的方法 |
CN114988422B (zh) * | 2022-08-05 | 2023-01-10 | 中国科学院过程工程研究所 | 一种利用气化粗渣得到的高模数水玻璃及其制备方法和应用 |
CN115259624B (zh) * | 2022-09-06 | 2023-12-08 | 昆明冶金研究院有限公司 | 一种赤泥土壤化处理方法 |
CN116354372A (zh) * | 2022-12-27 | 2023-06-30 | 广西大学 | 一种高铁三水铝石矿中铁铝的分离方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104261445A (zh) * | 2014-09-26 | 2015-01-07 | 昆明冶金研究院 | 一种无害化处理铝灰并制备砂状氧化铝的方法 |
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JP3293155B2 (ja) * | 1992-02-24 | 2002-06-17 | 昭和電工株式会社 | 水酸化アルミニウムの製造方法 |
CN102249253B (zh) * | 2011-01-06 | 2013-05-01 | 内蒙古大唐国际再生资源开发有限公司 | 高铝粉煤灰生产氧化铝联产活性硅酸钙的方法 |
CN102328943A (zh) * | 2011-06-21 | 2012-01-25 | 中国铝业股份有限公司 | 一种含铝矿物的综合利用方法 |
CN105585039B (zh) * | 2015-12-18 | 2019-12-17 | 湖南绿脉环保科技有限公司 | 一种铝土矿高效快速脱硅方法 |
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2015
- 2015-12-18 CN CN201510952301.9A patent/CN105585039B/zh active Active
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- 2016-12-12 WO PCT/CN2016/109501 patent/WO2017101746A1/zh active Application Filing
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CN104261445A (zh) * | 2014-09-26 | 2015-01-07 | 昆明冶金研究院 | 一种无害化处理铝灰并制备砂状氧化铝的方法 |
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CN105585039A (zh) | 2016-05-18 |
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