CN104877167B - 聚苯硫醚树脂生产工艺中所用助剂氯化锂循环利用的方法 - Google Patents
聚苯硫醚树脂生产工艺中所用助剂氯化锂循环利用的方法 Download PDFInfo
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- CN104877167B CN104877167B CN201510294999.XA CN201510294999A CN104877167B CN 104877167 B CN104877167 B CN 104877167B CN 201510294999 A CN201510294999 A CN 201510294999A CN 104877167 B CN104877167 B CN 104877167B
- Authority
- CN
- China
- Prior art keywords
- polyphenylene sulfide
- nmp
- lithium chloride
- nmp solution
- auxiliary agent
- 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.)
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- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 title claims abstract description 99
- 239000004734 Polyphenylene sulfide Substances 0.000 title claims abstract description 58
- 229920000069 polyphenylene sulfide Polymers 0.000 title claims abstract description 58
- 239000011347 resin Substances 0.000 title claims abstract description 25
- 229920005989 resin Polymers 0.000 title claims abstract description 25
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000002671 adjuvant Substances 0.000 title claims abstract description 9
- 239000007788 liquid Substances 0.000 claims abstract description 39
- 229910052979 sodium sulfide Inorganic materials 0.000 claims abstract description 22
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000006227 byproduct Substances 0.000 claims abstract description 18
- 239000000203 mixture Substances 0.000 claims abstract description 18
- 150000003839 salts Chemical class 0.000 claims abstract description 18
- 238000000926 separation method Methods 0.000 claims abstract description 18
- 239000002002 slurry Substances 0.000 claims abstract description 17
- 238000009938 salting Methods 0.000 claims abstract description 12
- 239000007787 solid Substances 0.000 claims abstract description 11
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 8
- 239000003513 alkali Substances 0.000 claims abstract description 7
- 238000001914 filtration Methods 0.000 claims abstract description 7
- 238000010612 desalination reaction Methods 0.000 claims abstract description 6
- 239000011261 inert gas Substances 0.000 claims abstract description 6
- 238000000746 purification Methods 0.000 claims abstract description 6
- 230000003197 catalytic effect Effects 0.000 claims abstract description 5
- 239000012752 auxiliary agent Substances 0.000 claims description 44
- 239000002904 solvent Substances 0.000 claims description 24
- 238000011084 recovery Methods 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 239000012043 crude product Substances 0.000 claims description 10
- 239000008367 deionised water Substances 0.000 claims description 10
- 229910021641 deionized water Inorganic materials 0.000 claims description 10
- 229910001868 water Inorganic materials 0.000 claims description 7
- 238000004062 sedimentation Methods 0.000 claims description 6
- 238000007796 conventional method Methods 0.000 claims description 5
- 238000005292 vacuum distillation Methods 0.000 claims description 5
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 4
- 239000000460 chlorine Substances 0.000 claims description 4
- 229910052801 chlorine Inorganic materials 0.000 claims description 4
- 238000005119 centrifugation Methods 0.000 claims description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 abstract 4
- 238000007654 immersion Methods 0.000 abstract 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 26
- OCJBOOLMMGQPQU-UHFFFAOYSA-N 1,4-dichlorobenzene Chemical compound ClC1=CC=C(Cl)C=C1 OCJBOOLMMGQPQU-UHFFFAOYSA-N 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 6
- 239000006184 cosolvent Substances 0.000 description 4
- 238000000605 extraction Methods 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 229910052738 indium Inorganic materials 0.000 description 3
- 229910003002 lithium salt Inorganic materials 0.000 description 3
- 159000000002 lithium salts Chemical class 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 150000001340 alkali metals Chemical class 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000019086 sulfide ion homeostasis Effects 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- GLNWILHOFOBOFD-UHFFFAOYSA-N lithium sulfide Chemical compound [Li+].[Li+].[S-2] GLNWILHOFOBOFD-UHFFFAOYSA-N 0.000 description 1
- 239000006259 organic additive Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
Landscapes
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510294999.XA CN104877167B (zh) | 2015-06-02 | 2015-06-02 | 聚苯硫醚树脂生产工艺中所用助剂氯化锂循环利用的方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510294999.XA CN104877167B (zh) | 2015-06-02 | 2015-06-02 | 聚苯硫醚树脂生产工艺中所用助剂氯化锂循环利用的方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104877167A CN104877167A (zh) | 2015-09-02 |
| CN104877167B true CN104877167B (zh) | 2018-02-23 |
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| CN201510294999.XA Active CN104877167B (zh) | 2015-06-02 | 2015-06-02 | 聚苯硫醚树脂生产工艺中所用助剂氯化锂循环利用的方法 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104877167B (zh) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105218816B (zh) * | 2015-11-05 | 2017-10-27 | 包头市汇智工程咨询有限责任公司 | 一种用于聚芳硫醚类树脂生产的树脂浸取工艺 |
| CN106893102B (zh) * | 2017-03-10 | 2019-04-05 | 四川中科兴业高新材料有限公司 | 一种用合成母液制备聚苯硫醚的方法 |
| CN106832284B (zh) * | 2017-03-23 | 2019-03-29 | 四川纽湃斯新材料有限公司 | 聚苯硫醚树脂的生产方法及其精馏残液的回收方法 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1896119A (zh) * | 2005-07-13 | 2007-01-17 | 自贡鸿鹤化工股份有限公司 | 从合成聚苯硫醚树脂料浆中回收聚苯硫醚树脂的方法 |
| CN102675683A (zh) * | 2011-03-18 | 2012-09-19 | 四川得阳工程塑料开发有限公司 | 聚苯硫醚生产中的溶剂及催化剂回收技术 |
| CN102863622A (zh) * | 2012-09-25 | 2013-01-09 | 自贡鸿鹤化工股份有限公司 | 一种从聚苯硫醚树脂料浆中收取聚苯硫醚树脂的方法 |
| CN103694476A (zh) * | 2013-12-25 | 2014-04-02 | 济南开发区星火科学技术研究院 | 一种聚苯硫醚的制备方法 |
-
2015
- 2015-06-02 CN CN201510294999.XA patent/CN104877167B/zh active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1896119A (zh) * | 2005-07-13 | 2007-01-17 | 自贡鸿鹤化工股份有限公司 | 从合成聚苯硫醚树脂料浆中回收聚苯硫醚树脂的方法 |
| CN102675683A (zh) * | 2011-03-18 | 2012-09-19 | 四川得阳工程塑料开发有限公司 | 聚苯硫醚生产中的溶剂及催化剂回收技术 |
| CN102863622A (zh) * | 2012-09-25 | 2013-01-09 | 自贡鸿鹤化工股份有限公司 | 一种从聚苯硫醚树脂料浆中收取聚苯硫醚树脂的方法 |
| CN103694476A (zh) * | 2013-12-25 | 2014-04-02 | 济南开发区星火科学技术研究院 | 一种聚苯硫醚的制备方法 |
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| CN104877167A (zh) | 2015-09-02 |
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