CN104030261A - 一种高纯度电子级磷酸的生产方法 - Google Patents
一种高纯度电子级磷酸的生产方法 Download PDFInfo
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- CN104030261A CN104030261A CN201310744485.0A CN201310744485A CN104030261A CN 104030261 A CN104030261 A CN 104030261A CN 201310744485 A CN201310744485 A CN 201310744485A CN 104030261 A CN104030261 A CN 104030261A
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- Prior art keywords
- phosphoric acid
- acid
- crystal
- production method
- raw material
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- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title claims abstract description 187
- 229910000147 aluminium phosphate Inorganic materials 0.000 title claims abstract description 93
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 33
- 239000002253 acid Substances 0.000 claims abstract description 52
- 239000013078 crystal Substances 0.000 claims abstract description 49
- 239000002994 raw material Substances 0.000 claims abstract description 30
- 238000002425 crystallisation Methods 0.000 claims abstract description 28
- 239000007791 liquid phase Substances 0.000 claims abstract description 24
- 230000008025 crystallization Effects 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000005406 washing Methods 0.000 claims abstract description 15
- 238000002844 melting Methods 0.000 claims abstract description 14
- 230000008018 melting Effects 0.000 claims abstract description 14
- 239000000126 substance Substances 0.000 claims abstract description 12
- 239000012071 phase Substances 0.000 claims abstract description 11
- 238000001914 filtration Methods 0.000 claims abstract description 10
- 239000012452 mother liquor Substances 0.000 claims description 17
- 238000001095 inductively coupled plasma mass spectrometry Methods 0.000 claims description 15
- 239000012535 impurity Substances 0.000 claims description 13
- 239000007788 liquid Substances 0.000 claims description 11
- 239000007921 spray Substances 0.000 claims description 9
- 239000012267 brine Substances 0.000 claims description 8
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims description 8
- 239000004576 sand Substances 0.000 claims description 6
- 229910021642 ultra pure water Inorganic materials 0.000 claims description 6
- 239000012498 ultrapure water Substances 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 4
- 238000003828 vacuum filtration Methods 0.000 claims description 4
- 230000002950 deficient Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 15
- 238000003756 stirring Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract description 2
- 239000002826 coolant Substances 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 229910052698 phosphorus Inorganic materials 0.000 abstract 1
- 239000011574 phosphorus Substances 0.000 abstract 1
- 238000001816 cooling Methods 0.000 description 7
- 230000001105 regulatory effect Effects 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 229910021645 metal ion Inorganic materials 0.000 description 3
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000035900 sweating Effects 0.000 description 2
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000005457 ice water Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 239000010413 mother solution Substances 0.000 description 1
- 230000036470 plasma concentration Effects 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 235000010269 sulphur dioxide Nutrition 0.000 description 1
- 239000004291 sulphur dioxide Substances 0.000 description 1
- OBSZRRSYVTXPNB-UHFFFAOYSA-N tetraphosphorus Chemical compound P12P3P1P32 OBSZRRSYVTXPNB-UHFFFAOYSA-N 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (7)
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CN201310744485.0A CN104030261B (zh) | 2013-12-30 | 2013-12-30 | 一种高纯度电子级磷酸的生产方法 |
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CN201310744485.0A CN104030261B (zh) | 2013-12-30 | 2013-12-30 | 一种高纯度电子级磷酸的生产方法 |
Publications (2)
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CN104030261A true CN104030261A (zh) | 2014-09-10 |
CN104030261B CN104030261B (zh) | 2016-01-27 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105366656A (zh) * | 2015-12-10 | 2016-03-02 | 四川蓝海化工(集团)有限公司 | 电容级磷酸的纯化方法 |
CN108275669A (zh) * | 2018-01-16 | 2018-07-13 | 湖北兴福电子材料有限公司 | 一种电子级磷酸脱除刺激性气味的方法 |
CN110255519A (zh) * | 2019-07-17 | 2019-09-20 | 南京化学试剂股份有限公司 | 一种药用级磷酸的纯化方法 |
CN111342097A (zh) * | 2018-12-18 | 2020-06-26 | 中国科学院大连化学物理研究所 | 一种高电导率、良好机械性能电解质膜的制备方法 |
CN116354321A (zh) * | 2023-03-27 | 2023-06-30 | 湖北兴福电子材料股份有限公司 | 一种结晶提纯电子级磷酸的工业化方法与装置 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4655790A (en) * | 1985-05-08 | 1987-04-07 | Freeport Research And Development Company | Phosphoric acid crystallization process |
CN1843900A (zh) * | 2006-05-08 | 2006-10-11 | 朱健 | 熔融结晶法制备电子级磷酸的方法 |
CN1850590A (zh) * | 2006-05-25 | 2006-10-25 | 贵州宏福实业开发有限总公司 | 一种电子级磷酸的生产方法 |
CN102020255A (zh) * | 2010-04-29 | 2011-04-20 | 杨志勇 | 半连续多品种高纯电子级磷酸生产工艺及设备 |
CN102730654A (zh) * | 2011-04-14 | 2012-10-17 | 罗培华 | 一种超高纯电子级磷酸的生产方法 |
-
2013
- 2013-12-30 CN CN201310744485.0A patent/CN104030261B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4655790A (en) * | 1985-05-08 | 1987-04-07 | Freeport Research And Development Company | Phosphoric acid crystallization process |
CN1843900A (zh) * | 2006-05-08 | 2006-10-11 | 朱健 | 熔融结晶法制备电子级磷酸的方法 |
CN1850590A (zh) * | 2006-05-25 | 2006-10-25 | 贵州宏福实业开发有限总公司 | 一种电子级磷酸的生产方法 |
CN102020255A (zh) * | 2010-04-29 | 2011-04-20 | 杨志勇 | 半连续多品种高纯电子级磷酸生产工艺及设备 |
CN102730654A (zh) * | 2011-04-14 | 2012-10-17 | 罗培华 | 一种超高纯电子级磷酸的生产方法 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105366656A (zh) * | 2015-12-10 | 2016-03-02 | 四川蓝海化工(集团)有限公司 | 电容级磷酸的纯化方法 |
CN108275669A (zh) * | 2018-01-16 | 2018-07-13 | 湖北兴福电子材料有限公司 | 一种电子级磷酸脱除刺激性气味的方法 |
CN111342097A (zh) * | 2018-12-18 | 2020-06-26 | 中国科学院大连化学物理研究所 | 一种高电导率、良好机械性能电解质膜的制备方法 |
CN110255519A (zh) * | 2019-07-17 | 2019-09-20 | 南京化学试剂股份有限公司 | 一种药用级磷酸的纯化方法 |
CN116354321A (zh) * | 2023-03-27 | 2023-06-30 | 湖北兴福电子材料股份有限公司 | 一种结晶提纯电子级磷酸的工业化方法与装置 |
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CN104030261B (zh) | 2016-01-27 |
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