CN104045662A - 一种六甲基二硅氮烷制备过程中氯化铵的回收方法 - Google Patents
一种六甲基二硅氮烷制备过程中氯化铵的回收方法 Download PDFInfo
- Publication number
- CN104045662A CN104045662A CN201310540348.5A CN201310540348A CN104045662A CN 104045662 A CN104045662 A CN 104045662A CN 201310540348 A CN201310540348 A CN 201310540348A CN 104045662 A CN104045662 A CN 104045662A
- Authority
- CN
- China
- Prior art keywords
- ammonium chloride
- hexamethyldisilazane
- solution
- preparation process
- recovery method
- Prior art date
- 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.)
- Granted
Links
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 title claims abstract description 193
- FFUAGWLWBBFQJT-UHFFFAOYSA-N hexamethyldisilazane Chemical compound C[Si](C)(C)N[Si](C)(C)C FFUAGWLWBBFQJT-UHFFFAOYSA-N 0.000 title claims abstract description 131
- 235000019270 ammonium chloride Nutrition 0.000 title claims abstract description 90
- 238000000034 method Methods 0.000 title claims abstract description 38
- 238000002360 preparation method Methods 0.000 title claims abstract description 27
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims abstract description 78
- 239000000243 solution Substances 0.000 claims abstract description 70
- 238000006243 chemical reaction Methods 0.000 claims abstract description 37
- IJOOHPMOJXWVHK-UHFFFAOYSA-N chlorotrimethylsilane Chemical compound C[Si](C)(C)Cl IJOOHPMOJXWVHK-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000003756 stirring Methods 0.000 claims abstract description 26
- 239000012074 organic phase Substances 0.000 claims abstract description 24
- 239000012047 saturated solution Substances 0.000 claims abstract description 23
- 239000011259 mixed solution Substances 0.000 claims abstract description 19
- 239000005051 trimethylchlorosilane Substances 0.000 claims abstract description 16
- 239000000203 mixture Substances 0.000 claims abstract description 13
- 239000012452 mother liquor Substances 0.000 claims abstract description 13
- 239000007787 solid Substances 0.000 claims abstract description 13
- 239000007788 liquid Substances 0.000 claims abstract description 12
- 238000000926 separation method Methods 0.000 claims abstract description 5
- 238000011084 recovery Methods 0.000 claims description 22
- 239000002351 wastewater Substances 0.000 abstract description 13
- 239000002994 raw material Substances 0.000 abstract description 5
- 238000000354 decomposition reaction Methods 0.000 abstract description 4
- 238000004176 ammonification Methods 0.000 abstract description 3
- 239000003337 fertilizer Substances 0.000 abstract description 3
- 239000002131 composite material Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 238000002425 crystallisation Methods 0.000 description 20
- 230000008025 crystallization Effects 0.000 description 20
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 10
- 239000000047 product Substances 0.000 description 8
- 238000000967 suction filtration Methods 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 229920001971 elastomer Polymers 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- -1 silicon ureas Chemical class 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 229930182555 Penicillin Natural products 0.000 description 2
- JGSARLDLIJGVTE-MBNYWOFBSA-N Penicillin G Chemical compound N([C@H]1[C@H]2SC([C@@H](N2C1=O)C(O)=O)(C)C)C(=O)CC1=CC=CC=C1 JGSARLDLIJGVTE-MBNYWOFBSA-N 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000011158 industrial composite Substances 0.000 description 2
- 239000003317 industrial substance Substances 0.000 description 2
- 229940049954 penicillin Drugs 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 238000013517 stratification Methods 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 241000370738 Chlorion Species 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 229960004821 amikacin Drugs 0.000 description 1
- LKCWBDHBTVXHDL-RMDFUYIESA-N amikacin Chemical compound O([C@@H]1[C@@H](N)C[C@H]([C@@H]([C@H]1O)O[C@@H]1[C@@H]([C@@H](N)[C@H](O)[C@@H](CO)O1)O)NC(=O)[C@@H](O)CCN)[C@H]1O[C@H](CN)[C@@H](O)[C@H](O)[C@H]1O LKCWBDHBTVXHDL-RMDFUYIESA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 239000003242 anti bacterial agent Substances 0.000 description 1
- 229940088710 antibiotic agent Drugs 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 229910000062 azane Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 235000013877 carbamide Nutrition 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 238000005227 gel permeation chromatography Methods 0.000 description 1
- UQEAIHBTYFGYIE-UHFFFAOYSA-N hexamethyldisiloxane Chemical compound C[Si](C)(C)O[Si](C)(C)C UQEAIHBTYFGYIE-UHFFFAOYSA-N 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000012764 mineral filler Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000012763 reinforcing filler Substances 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201310540348.5A CN104045662B (zh) | 2013-11-05 | 2013-11-05 | 一种六甲基二硅氮烷制备过程中氯化铵的回收方法 |
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CN201310540348.5A CN104045662B (zh) | 2013-11-05 | 2013-11-05 | 一种六甲基二硅氮烷制备过程中氯化铵的回收方法 |
Publications (2)
Publication Number | Publication Date |
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CN104045662A true CN104045662A (zh) | 2014-09-17 |
CN104045662B CN104045662B (zh) | 2017-07-07 |
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CN201310540348.5A Active CN104045662B (zh) | 2013-11-05 | 2013-11-05 | 一种六甲基二硅氮烷制备过程中氯化铵的回收方法 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109748932A (zh) * | 2019-01-09 | 2019-05-14 | 浙江新化化工股份有限公司 | 一种六甲基二硅氮烷的连续式合成方法 |
CN112442061A (zh) * | 2020-12-08 | 2021-03-05 | 江西贝特利新材料有限公司 | 一种硅氮烷的水洗方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2014171A (en) * | 1978-02-03 | 1979-08-22 | Goldschmidt Ag Th | Process for the manufacture of hexamethyldisilazane |
CN101613363A (zh) * | 2009-07-22 | 2009-12-30 | 吉林新亚强生物化工有限公司 | 六甲基二硅氮烷的制备工艺 |
CN101704835A (zh) * | 2009-11-26 | 2010-05-12 | 衢州瑞力杰化工有限公司 | 一种六甲基二硅氮烷的生产方法 |
-
2013
- 2013-11-05 CN CN201310540348.5A patent/CN104045662B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2014171A (en) * | 1978-02-03 | 1979-08-22 | Goldschmidt Ag Th | Process for the manufacture of hexamethyldisilazane |
CN101613363A (zh) * | 2009-07-22 | 2009-12-30 | 吉林新亚强生物化工有限公司 | 六甲基二硅氮烷的制备工艺 |
CN101704835A (zh) * | 2009-11-26 | 2010-05-12 | 衢州瑞力杰化工有限公司 | 一种六甲基二硅氮烷的生产方法 |
Non-Patent Citations (1)
Title |
---|
冯纪涛等: "O,O-二甲基硫代磷酰胺工艺改进", 《精细与专用化学品》 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109748932A (zh) * | 2019-01-09 | 2019-05-14 | 浙江新化化工股份有限公司 | 一种六甲基二硅氮烷的连续式合成方法 |
CN109748932B (zh) * | 2019-01-09 | 2021-06-08 | 浙江新化化工股份有限公司 | 一种六甲基二硅氮烷的连续式合成方法 |
CN112442061A (zh) * | 2020-12-08 | 2021-03-05 | 江西贝特利新材料有限公司 | 一种硅氮烷的水洗方法 |
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CN104045662B (zh) | 2017-07-07 |
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Effective date of registration: 20171024 Address after: 100086 Beijing city Haidian District Shuangyushu Road No. 1 Building 1 unit 202 room Patentee after: Zhang Guihua Address before: 100086 Beijing city Haidian District Shuangyushu Road No. 1 Building 1 unit 202 room Co-patentee before: Duan Zhigang Patentee before: Zhang Guihua Co-patentee before: Zhou Zhimao |
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Effective date of registration: 20181225 Address after: 050000 Zhongjiejia No. 6, Xiyangling Industrial Zone, Shijiazhuang High-tech Zone, Hebei Province Patentee after: Hebei Longyi Environmental Engineering Co., Ltd. Address before: Room 202, Unit 1, Building 1, Shuangyushu North Road, Haidian District, Beijing 100086 Patentee before: Zhang Guihua |