CN102491273B - 用多晶硅副产物四氯化硅制备高浓度盐酸的方法 - Google Patents
用多晶硅副产物四氯化硅制备高浓度盐酸的方法 Download PDFInfo
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- CN102491273B CN102491273B CN 201110361048 CN201110361048A CN102491273B CN 102491273 B CN102491273 B CN 102491273B CN 201110361048 CN201110361048 CN 201110361048 CN 201110361048 A CN201110361048 A CN 201110361048A CN 102491273 B CN102491273 B CN 102491273B
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- Prior art keywords
- hydrochloric acid
- silicon tetrachloride
- water
- polysilicon
- product
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 title claims abstract description 151
- VXEGSRKPIUDPQT-UHFFFAOYSA-N 4-[4-(4-methoxyphenyl)piperazin-1-yl]aniline Chemical compound C1=CC(OC)=CC=C1N1CCN(C=2C=CC(N)=CC=2)CC1 VXEGSRKPIUDPQT-UHFFFAOYSA-N 0.000 title claims abstract description 83
- 239000005049 silicon tetrachloride Substances 0.000 title claims abstract description 83
- 229910021420 polycrystalline silicon Inorganic materials 0.000 title claims abstract description 45
- 239000006227 byproduct Substances 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 64
- 238000006243 chemical reaction Methods 0.000 claims abstract description 57
- 239000000203 mixture Substances 0.000 claims abstract description 9
- 230000001737 promoting effect Effects 0.000 claims abstract description 3
- 229920005591 polysilicon Polymers 0.000 claims description 39
- 238000005406 washing Methods 0.000 claims description 26
- 239000012065 filter cake Substances 0.000 claims description 25
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 19
- 238000011084 recovery Methods 0.000 claims description 19
- 239000006210 lotion Substances 0.000 claims description 14
- 239000002994 raw material Substances 0.000 claims description 13
- 239000007788 liquid Substances 0.000 claims description 12
- 238000000926 separation method Methods 0.000 claims description 9
- 239000012752 auxiliary agent Substances 0.000 claims description 8
- ZORQXIQZAOLNGE-UHFFFAOYSA-N 1,1-difluorocyclohexane Chemical compound FC1(F)CCCCC1 ZORQXIQZAOLNGE-UHFFFAOYSA-N 0.000 claims description 7
- 229940035049 sorbitan monooleate Drugs 0.000 claims description 7
- 235000011069 sorbitan monooleate Nutrition 0.000 claims description 7
- 239000001593 sorbitan monooleate Substances 0.000 claims description 7
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000011161 development Methods 0.000 abstract description 8
- 238000004448 titration Methods 0.000 abstract description 3
- 238000000967 suction filtration Methods 0.000 description 25
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 19
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 16
- 238000005516 engineering process Methods 0.000 description 16
- ODQDHQBOTJMAFU-UHFFFAOYSA-N dioxosilane hydrochloride Chemical compound Cl.O=[Si]=O ODQDHQBOTJMAFU-UHFFFAOYSA-N 0.000 description 12
- 150000001875 compounds Chemical class 0.000 description 10
- 230000007935 neutral effect Effects 0.000 description 10
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 9
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 9
- FDNAPBUWERUEDA-UHFFFAOYSA-N silicon tetrachloride Chemical compound Cl[Si](Cl)(Cl)Cl FDNAPBUWERUEDA-UHFFFAOYSA-N 0.000 description 9
- 229910052785 arsenic Inorganic materials 0.000 description 8
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 8
- 238000009833 condensation Methods 0.000 description 8
- 230000005494 condensation Effects 0.000 description 8
- 238000001914 filtration Methods 0.000 description 8
- 238000000227 grinding Methods 0.000 description 8
- 229910052742 iron Inorganic materials 0.000 description 8
- 230000035484 reaction time Effects 0.000 description 8
- 239000000377 silicon dioxide Substances 0.000 description 8
- 238000003756 stirring Methods 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 238000012545 processing Methods 0.000 description 5
- XJKVPKYVPCWHFO-UHFFFAOYSA-N silicon;hydrate Chemical compound O.[Si] XJKVPKYVPCWHFO-UHFFFAOYSA-N 0.000 description 5
- 239000002253 acid Substances 0.000 description 4
- 239000003643 water by type Substances 0.000 description 4
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 3
- 239000006229 carbon black Substances 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 231100001010 corrosive Toxicity 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 238000006053 organic reaction Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 230000007096 poisonous effect Effects 0.000 description 2
- 229920000570 polyether Polymers 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 229960001866 silicon dioxide Drugs 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 230000009182 swimming Effects 0.000 description 2
- ZDHXKXAHOVTTAH-UHFFFAOYSA-N trichlorosilane Chemical compound Cl[SiH](Cl)Cl ZDHXKXAHOVTTAH-UHFFFAOYSA-N 0.000 description 2
- 239000005052 trichlorosilane Substances 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 150000001263 acyl chlorides Chemical class 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- YGZSVWMBUCGDCV-UHFFFAOYSA-N chloro(methyl)silane Chemical compound C[SiH2]Cl YGZSVWMBUCGDCV-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- FSEUPUDHEBLWJY-HWKANZROSA-N diacetylmonoxime Chemical compound CC(=O)C(\C)=N\O FSEUPUDHEBLWJY-HWKANZROSA-N 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000012847 fine chemical Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000005495 investment casting Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 150000004756 silanes Chemical class 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- LFQCEHFDDXELDD-UHFFFAOYSA-N tetramethyl orthosilicate Chemical compound CO[Si](OC)(OC)OC LFQCEHFDDXELDD-UHFFFAOYSA-N 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
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- Silicon Compounds (AREA)
Abstract
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Claims (8)
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CN 201110361048 CN102491273B (zh) | 2011-11-15 | 2011-11-15 | 用多晶硅副产物四氯化硅制备高浓度盐酸的方法 |
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CN 201110361048 CN102491273B (zh) | 2011-11-15 | 2011-11-15 | 用多晶硅副产物四氯化硅制备高浓度盐酸的方法 |
Publications (2)
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CN102491273A CN102491273A (zh) | 2012-06-13 |
CN102491273B true CN102491273B (zh) | 2013-09-04 |
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Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4826521A (en) * | 1985-07-17 | 1989-05-02 | Heraeus Quarzschmelze Gmbh | Method of manufacturing articles of extremely pure synthetic particulate silicon dioxide |
CN101693524A (zh) * | 2009-09-18 | 2010-04-14 | 邵家蓉 | 一种四氯化硅低温处理工艺 |
-
2011
- 2011-11-15 CN CN 201110361048 patent/CN102491273B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4826521A (en) * | 1985-07-17 | 1989-05-02 | Heraeus Quarzschmelze Gmbh | Method of manufacturing articles of extremely pure synthetic particulate silicon dioxide |
CN101693524A (zh) * | 2009-09-18 | 2010-04-14 | 邵家蓉 | 一种四氯化硅低温处理工艺 |
Non-Patent Citations (2)
Title |
---|
四氯化硅为原料制备二氧化硅粉体的研究;张香兰 等;《有机硅材料》;20090325;第23卷(第2期);第103-106页 * |
张香兰 等.四氯化硅为原料制备二氧化硅粉体的研究.《有机硅材料》.2009,第23卷(第2期),第103-106页. |
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Owner name: SICHUAN YINBANG NEW MATERIALS CO., LTD. Free format text: FORMER NAME: SICHUAN YINBANG SILICON INDUSTRY CO., LTD. |
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Address after: 614000 Sichuan city of Leshan province Wutongqiao District Xiba town Patentee after: Sichuan New Material Co., Ltd. Address before: 614805 Sichuan city of Leshan province Wutongqiao District Xiba town Sichuan yinbang Silicon Industry Co. Ltd. Patentee before: Sichuan Yinbang Silicon Industry Co., Ltd. |
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Denomination of invention: Method for preparing concentrated hydrochloric acid with silicon tetrachloride of polycrystalline silicon byproducts Effective date of registration: 20170331 Granted publication date: 20130904 Pledgee: Sichuan Dragon Silver century Chancellor Precious Metals Limited Pledgor: Sichuan New Material Co., Ltd. Registration number: 2017510000018 |
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Date of cancellation: 20190819 Granted publication date: 20130904 Pledgee: Sichuan Dragon Silver century Chancellor Precious Metals Limited Pledgor: Sichuan New Material Co., Ltd. Registration number: 2017510000018 |
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Effective date of registration: 20210326 Address after: 614000 No.97 Xingye Road, Shuikou Town, Shizhong District, Leshan City, Sichuan Province Patentee after: Leshan Keyuan Network Technology Co.,Ltd. Address before: 614000 Jianxin street, Xiba Town, Wutongqiao District, Leshan City, Sichuan Province Patentee before: SICHUAN YINBANG NEW MATERIAL Co.,Ltd. |
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Effective date of registration: 20210621 Address after: 614000 No.49, group 5, Qianfeng village, Xiba Town, Wutongqiao District, Leshan City, Sichuan Province Patentee after: SICHUAN YINBANG NEW MATERIAL Co.,Ltd. Address before: 614000 No.97 Xingye Road, Shuikou Town, Shizhong District, Leshan City, Sichuan Province Patentee before: Leshan Keyuan Network Technology Co.,Ltd. |