CN103318953B - 一种钛白粉的漂白方法 - Google Patents
一种钛白粉的漂白方法 Download PDFInfo
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- CN103318953B CN103318953B CN201310269768.4A CN201310269768A CN103318953B CN 103318953 B CN103318953 B CN 103318953B CN 201310269768 A CN201310269768 A CN 201310269768A CN 103318953 B CN103318953 B CN 103318953B
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- slip
- bleaching
- sodium bisulphite
- metatitanic acid
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- 238000000034 method Methods 0.000 title claims abstract description 52
- 238000004061 bleaching Methods 0.000 title claims abstract description 45
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 239000004408 titanium dioxide Substances 0.000 title claims abstract description 18
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 85
- 230000002829 reductive effect Effects 0.000 claims abstract description 68
- 239000002253 acid Substances 0.000 claims abstract description 42
- 238000003756 stirring Methods 0.000 claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000008367 deionised water Substances 0.000 claims abstract description 22
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 22
- 238000000967 suction filtration Methods 0.000 claims abstract description 16
- XUIVKWAWICCWIQ-UHFFFAOYSA-M sodium;formaldehyde;hydrogen sulfite Chemical compound [Na+].O=C.OS([O-])=O XUIVKWAWICCWIQ-UHFFFAOYSA-M 0.000 claims description 59
- 239000010936 titanium Substances 0.000 claims description 41
- 239000003795 chemical substances by application Substances 0.000 claims description 39
- 239000000203 mixture Substances 0.000 claims description 18
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 10
- 229910052719 titanium Inorganic materials 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 3
- 238000002242 deionisation method Methods 0.000 claims description 3
- 238000005406 washing Methods 0.000 abstract description 8
- 238000000354 decomposition reaction Methods 0.000 abstract description 7
- 239000002002 slurry Substances 0.000 abstract description 7
- 239000010865 sewage Substances 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000006386 neutralization reaction Methods 0.000 abstract description 2
- XWGJFPHUCFXLBL-UHFFFAOYSA-M rongalite Chemical compound [Na+].OCS([O-])=O XWGJFPHUCFXLBL-UHFFFAOYSA-M 0.000 abstract 2
- 239000003638 chemical reducing agent Substances 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 82
- 238000006722 reduction reaction Methods 0.000 description 41
- 238000002474 experimental method Methods 0.000 description 20
- 235000010215 titanium dioxide Nutrition 0.000 description 14
- 230000000694 effects Effects 0.000 description 8
- 239000012065 filter cake Substances 0.000 description 5
- 230000007062 hydrolysis Effects 0.000 description 5
- 238000006460 hydrolysis reaction Methods 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 5
- -1 iron ion Chemical class 0.000 description 5
- 239000007791 liquid phase Substances 0.000 description 5
- 238000010009 beating Methods 0.000 description 4
- 239000007844 bleaching agent Substances 0.000 description 4
- YDZQQRWRVYGNER-UHFFFAOYSA-N iron;titanium;trihydrate Chemical compound O.O.O.[Ti].[Fe] YDZQQRWRVYGNER-UHFFFAOYSA-N 0.000 description 4
- 230000003472 neutralizing effect Effects 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 235000001018 Hibiscus sabdariffa Nutrition 0.000 description 1
- 235000005291 Rumex acetosa Nutrition 0.000 description 1
- 240000007001 Rumex acetosella Species 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000008233 hard water Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 235000003513 sheep sorrel Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
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Claims (7)
Priority Applications (1)
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CN201310269768.4A CN103318953B (zh) | 2013-06-28 | 2013-06-28 | 一种钛白粉的漂白方法 |
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CN201310269768.4A CN103318953B (zh) | 2013-06-28 | 2013-06-28 | 一种钛白粉的漂白方法 |
Publications (2)
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CN103318953A CN103318953A (zh) | 2013-09-25 |
CN103318953B true CN103318953B (zh) | 2014-10-22 |
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CN201310269768.4A Active CN103318953B (zh) | 2013-06-28 | 2013-06-28 | 一种钛白粉的漂白方法 |
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CN (1) | CN103318953B (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104477985A (zh) * | 2014-12-04 | 2015-04-01 | 攀钢集团钛业有限责任公司 | 一种硫酸法钛白粉生产中的漂白方法 |
CN105621478B (zh) * | 2015-12-31 | 2018-03-13 | 攀枝花东方钛业有限公司 | 一种硫酸法钛白粉生产中偏钛酸的水洗除杂方法 |
CN107619052A (zh) * | 2017-10-24 | 2018-01-23 | 福建师范大学 | 一种化学‑细菌高岭土除铁增白方法 |
CN107585773A (zh) * | 2017-10-24 | 2018-01-16 | 福建师范大学 | 一种高岭土化学除铁增白方法 |
CN108017938A (zh) * | 2017-11-30 | 2018-05-11 | 广西雅照钛白有限公司 | 一种提高钛白粉遮盖力的处理剂 |
CN109824084A (zh) * | 2019-04-15 | 2019-05-31 | 四川科尔瑞环保科技有限责任公司 | 一种钛白粉漂白的改进方法 |
CN110683575A (zh) * | 2019-08-05 | 2020-01-14 | 四川科尔瑞环保科技有限责任公司 | 一种偏钛酸料浆漂白的改进方法以及偏钛酸 |
CN110467218A (zh) * | 2019-09-20 | 2019-11-19 | 叶灵 | 一种硫酸法生产钛白粉中偏钛酸的漂白方法 |
CN114684852A (zh) * | 2020-12-28 | 2022-07-01 | 攀枝花恒通钛业有限公司 | 一种还原剂清除偏钛酸钛白粉浆料中高价铁的还原清除工艺 |
CN112758982A (zh) * | 2021-03-12 | 2021-05-07 | 四川科尔瑞环保科技有限责任公司 | 一种硫酸法钛白粉生产过程中偏钛酸的漂白方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101597222A (zh) * | 2009-06-15 | 2009-12-09 | 陆焕民 | 一种雕白块生产方法 |
CN102815745A (zh) * | 2012-09-05 | 2012-12-12 | 山东东佳集团股份有限公司 | 采用抗坏血酸去除高价铁的硫酸法生产钛白粉水洗工艺 |
-
2013
- 2013-06-28 CN CN201310269768.4A patent/CN103318953B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101597222A (zh) * | 2009-06-15 | 2009-12-09 | 陆焕民 | 一种雕白块生产方法 |
CN102815745A (zh) * | 2012-09-05 | 2012-12-12 | 山东东佳集团股份有限公司 | 采用抗坏血酸去除高价铁的硫酸法生产钛白粉水洗工艺 |
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CN103318953A (zh) | 2013-09-25 |
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Application publication date: 20130925 Assignee: SICHUAN KEERRUI ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. Assignor: PANZHIHUA CHUANGXINJIA TECHNOLOGY Co.,Ltd. Contract record no.: 2019510000004 Denomination of invention: Bleaching method of titanium dioxide Granted publication date: 20141022 License type: Common License Record date: 20190228 Application publication date: 20130925 Assignee: Nanjing Lingsheng New Material Technology Co.,Ltd. Assignor: PANZHIHUA CHUANGXINJIA TECHNOLOGY Co.,Ltd. Contract record no.: 2019510000003 Denomination of invention: Bleaching method of titanium dioxide Granted publication date: 20141022 License type: Common License Record date: 20190228 |
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