CN103754848A - U型管静态多级熔融结晶法制备电子级磷酸 - Google Patents
U型管静态多级熔融结晶法制备电子级磷酸 Download PDFInfo
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- CN103754848A CN103754848A CN201310742213.7A CN201310742213A CN103754848A CN 103754848 A CN103754848 A CN 103754848A CN 201310742213 A CN201310742213 A CN 201310742213A CN 103754848 A CN103754848 A CN 103754848A
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- Prior art keywords
- phosphoric acid
- acid
- shaped
- temperature
- sweating
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- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title claims abstract description 168
- 229910000147 aluminium phosphate Inorganic materials 0.000 title claims abstract description 84
- 238000002425 crystallisation Methods 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000008025 crystallization Effects 0.000 title claims abstract description 20
- 230000003068 static effect Effects 0.000 title claims abstract description 17
- 239000013078 crystal Substances 0.000 claims abstract description 71
- 239000002253 acid Substances 0.000 claims abstract description 52
- 230000035900 sweating Effects 0.000 claims abstract description 36
- 238000002844 melting Methods 0.000 claims abstract description 33
- 230000008018 melting Effects 0.000 claims abstract description 33
- 239000007791 liquid phase Substances 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims abstract description 10
- 238000010438 heat treatment Methods 0.000 claims abstract description 6
- 238000007599 discharging Methods 0.000 claims abstract description 5
- 239000002994 raw material Substances 0.000 claims description 33
- 239000012266 salt solution Substances 0.000 claims description 20
- 238000001095 inductively coupled plasma mass spectrometry Methods 0.000 claims description 10
- 239000012535 impurity Substances 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 7
- 239000000243 solution Substances 0.000 claims description 7
- 230000002950 deficient Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 5
- 230000000630 rising effect Effects 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 4
- 230000001680 brushing effect Effects 0.000 claims description 3
- 238000010309 melting process Methods 0.000 claims description 2
- 210000004243 sweat Anatomy 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 4
- 239000012267 brine Substances 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 abstract description 4
- 238000011027 product recovery Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract 4
- 238000004140 cleaning Methods 0.000 description 3
- 229910021645 metal ion Inorganic materials 0.000 description 3
- 229910052785 arsenic Inorganic materials 0.000 description 2
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 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
- 239000007787 solid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 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
- 239000012452 mother liquor Substances 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
- 238000000746 purification Methods 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
- 238000010792 warming Methods 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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CN201310742213.7A CN103754848B (zh) | 2013-12-30 | 2013-12-30 | U型管静态多级熔融结晶法制备电子级磷酸 |
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CN201310742213.7A CN103754848B (zh) | 2013-12-30 | 2013-12-30 | U型管静态多级熔融结晶法制备电子级磷酸 |
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CN103754848A true CN103754848A (zh) | 2014-04-30 |
CN103754848B CN103754848B (zh) | 2016-06-08 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112520987A (zh) * | 2020-12-03 | 2021-03-19 | 东海县奥兰石英科技有限公司 | 一种多级连熔集成法生产大直径石英管的制备方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101759167A (zh) * | 2010-01-25 | 2010-06-30 | 云南省化工研究院 | 一种流动层析结晶法制备高纯磷酸的方法 |
CN101774555A (zh) * | 2010-02-02 | 2010-07-14 | 天津大学 | 液膜结晶制备电子级磷酸的方法 |
CN102198937A (zh) * | 2011-04-18 | 2011-09-28 | 天津大学 | 静态多级熔融结晶法制备电子级磷酸 |
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2013
- 2013-12-30 CN CN201310742213.7A patent/CN103754848B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101759167A (zh) * | 2010-01-25 | 2010-06-30 | 云南省化工研究院 | 一种流动层析结晶法制备高纯磷酸的方法 |
CN101774555A (zh) * | 2010-02-02 | 2010-07-14 | 天津大学 | 液膜结晶制备电子级磷酸的方法 |
CN102198937A (zh) * | 2011-04-18 | 2011-09-28 | 天津大学 | 静态多级熔融结晶法制备电子级磷酸 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112520987A (zh) * | 2020-12-03 | 2021-03-19 | 东海县奥兰石英科技有限公司 | 一种多级连熔集成法生产大直径石英管的制备方法 |
CN112520987B (zh) * | 2020-12-03 | 2022-01-28 | 东海县奥兰石英科技有限公司 | 一种多级连熔集成法生产大直径石英管的制备方法 |
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CN103754848B (zh) | 2016-06-08 |
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