CN105367410A - 一种生产氯乙酸的加氢精制系统 - Google Patents
一种生产氯乙酸的加氢精制系统 Download PDFInfo
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- CN105367410A CN105367410A CN201510875248.7A CN201510875248A CN105367410A CN 105367410 A CN105367410 A CN 105367410A CN 201510875248 A CN201510875248 A CN 201510875248A CN 105367410 A CN105367410 A CN 105367410A
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- FOCAUTSVDIKZOP-UHFFFAOYSA-N chloroacetic acid Chemical compound OC(=O)CCl FOCAUTSVDIKZOP-UHFFFAOYSA-N 0.000 title claims abstract description 46
- 238000005984 hydrogenation reaction Methods 0.000 title abstract description 11
- 238000007670 refining Methods 0.000 title abstract description 7
- 229940106681 chloroacetic acid Drugs 0.000 title abstract description 6
- 238000006243 chemical reaction Methods 0.000 claims abstract description 192
- JXTHNDFMNIQAHM-UHFFFAOYSA-N dichloroacetic acid Chemical compound OC(=O)C(Cl)Cl JXTHNDFMNIQAHM-UHFFFAOYSA-N 0.000 claims abstract description 60
- 238000004519 manufacturing process Methods 0.000 claims abstract description 34
- 229960005215 dichloroacetic acid Drugs 0.000 claims abstract description 30
- 239000007788 liquid Substances 0.000 claims description 101
- 239000007789 gas Substances 0.000 claims description 49
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 42
- 238000000034 method Methods 0.000 claims description 37
- 239000001257 hydrogen Substances 0.000 claims description 34
- 229910052739 hydrogen Inorganic materials 0.000 claims description 34
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 33
- 230000000382 dechlorinating effect Effects 0.000 claims description 26
- 239000002253 acid Substances 0.000 claims description 18
- 238000006298 dechlorination reaction Methods 0.000 claims description 18
- 238000010992 reflux Methods 0.000 claims description 18
- 239000003054 catalyst Substances 0.000 claims description 16
- 238000009833 condensation Methods 0.000 claims description 14
- 230000005494 condensation Effects 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 14
- 238000004821 distillation Methods 0.000 claims description 13
- WETWJCDKMRHUPV-UHFFFAOYSA-N acetyl chloride Chemical compound CC(Cl)=O WETWJCDKMRHUPV-UHFFFAOYSA-N 0.000 claims description 11
- 239000012346 acetyl chloride Substances 0.000 claims description 11
- 238000005660 chlorination reaction Methods 0.000 claims description 11
- 239000007791 liquid phase Substances 0.000 claims description 11
- UKVIEHSSVKSQBA-UHFFFAOYSA-N methane;palladium Chemical group C.[Pd] UKVIEHSSVKSQBA-UHFFFAOYSA-N 0.000 claims description 11
- 239000002994 raw material Substances 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 229910045601 alloy Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 4
- 229910002804 graphite Inorganic materials 0.000 claims description 4
- 239000010439 graphite Substances 0.000 claims description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 3
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims description 3
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 2
- 229920002430 Fibre-reinforced plastic Polymers 0.000 claims description 2
- 239000004743 Polypropylene Substances 0.000 claims description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 238000005260 corrosion Methods 0.000 claims description 2
- 230000007797 corrosion Effects 0.000 claims description 2
- 239000011151 fibre-reinforced plastic Substances 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims description 2
- 229910000856 hastalloy Inorganic materials 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 239000011159 matrix material Substances 0.000 claims description 2
- -1 polypropylene Polymers 0.000 claims description 2
- 229920001155 polypropylene Polymers 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 229910052715 tantalum Inorganic materials 0.000 claims description 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 2
- 239000010936 titanium Substances 0.000 claims description 2
- 229910052719 titanium Inorganic materials 0.000 claims description 2
- 229910052726 zirconium Inorganic materials 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 abstract description 6
- 230000003139 buffering effect Effects 0.000 abstract 1
- 238000006356 dehydrogenation reaction Methods 0.000 abstract 1
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 239000000047 product Substances 0.000 description 28
- 230000008569 process Effects 0.000 description 15
- 230000000694 effects Effects 0.000 description 12
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 9
- 230000003247 decreasing effect Effects 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 4
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical compound ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 3
- 229910052801 chlorine Inorganic materials 0.000 description 3
- 238000006460 hydrolysis reaction Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000012452 mother liquor Substances 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000007259 addition reaction Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000010413 mother solution Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000026676 system process Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510875248.7A CN105367410A (zh) | 2015-12-02 | 2015-12-02 | 一种生产氯乙酸的加氢精制系统 |
Applications Claiming Priority (1)
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CN201510875248.7A CN105367410A (zh) | 2015-12-02 | 2015-12-02 | 一种生产氯乙酸的加氢精制系统 |
Publications (1)
Publication Number | Publication Date |
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CN105367410A true CN105367410A (zh) | 2016-03-02 |
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CN201510875248.7A Pending CN105367410A (zh) | 2015-12-02 | 2015-12-02 | 一种生产氯乙酸的加氢精制系统 |
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CN (1) | CN105367410A (zh) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1309115A (zh) * | 2000-02-15 | 2001-08-22 | 大赛璐化学工业株式会社 | 高纯单氯乙酸和其制备方法 |
CN103649039A (zh) * | 2011-10-20 | 2014-03-19 | 阿克佐诺贝尔化学国际公司 | 将包含二氯乙酸的液体进料加氢脱氯的方法 |
CN103922916A (zh) * | 2014-04-30 | 2014-07-16 | 中国天辰工程有限公司 | 一种氯乙酸氯化母液处理方法 |
CN104058947A (zh) * | 2014-06-06 | 2014-09-24 | 中国天辰工程有限公司 | 一种减少醋酐使用量的氯乙酸生产方法 |
-
2015
- 2015-12-02 CN CN201510875248.7A patent/CN105367410A/zh active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1309115A (zh) * | 2000-02-15 | 2001-08-22 | 大赛璐化学工业株式会社 | 高纯单氯乙酸和其制备方法 |
CN103649039A (zh) * | 2011-10-20 | 2014-03-19 | 阿克佐诺贝尔化学国际公司 | 将包含二氯乙酸的液体进料加氢脱氯的方法 |
CN103922916A (zh) * | 2014-04-30 | 2014-07-16 | 中国天辰工程有限公司 | 一种氯乙酸氯化母液处理方法 |
CN104058947A (zh) * | 2014-06-06 | 2014-09-24 | 中国天辰工程有限公司 | 一种减少醋酐使用量的氯乙酸生产方法 |
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Effective date of registration: 20210119 Address after: Holland Arnhem Applicant after: Norion chemicals International Ltd. Applicant after: CHINA TIANCHEN ENGINEERING Co.,Ltd. Applicant after: TIANJIN TIANCHEN GREEN ENERGY ENGINEERING TECHNOLOGY RESEARCH & DEVELOPMENT Co.,Ltd. Address before: No. 1 Jingjin Road, Beichen District, Tianjin City, 300400 Applicant before: CHINA TIANCHEN ENGINEERING Co.,Ltd. Applicant before: TIANJIN TIANCHEN GREEN ENERGY ENGINEERING TECHNOLOGY RESEARCH & DEVELOPMENT Co.,Ltd. |
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Application publication date: 20160302 |
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