CN101007751A - Preparation method of dichloro propanol from glycerin - Google Patents
Preparation method of dichloro propanol from glycerin Download PDFInfo
- Publication number
- CN101007751A CN101007751A CN 200710019466 CN200710019466A CN101007751A CN 101007751 A CN101007751 A CN 101007751A CN 200710019466 CN200710019466 CN 200710019466 CN 200710019466 A CN200710019466 A CN 200710019466A CN 101007751 A CN101007751 A CN 101007751A
- Authority
- CN
- China
- Prior art keywords
- reactor
- hcl
- reaction
- glycerol
- dichloropropanol
- 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
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 title claims abstract description 142
- XEPXTKKIWBPAEG-UHFFFAOYSA-N 1,1-dichloropropan-1-ol Chemical compound CCC(O)(Cl)Cl XEPXTKKIWBPAEG-UHFFFAOYSA-N 0.000 title claims description 53
- 235000011187 glycerol Nutrition 0.000 title description 38
- 238000002360 preparation method Methods 0.000 title description 4
- 238000006243 chemical reaction Methods 0.000 claims abstract description 80
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 62
- 238000000034 method Methods 0.000 claims abstract description 26
- 230000005587 bubbling Effects 0.000 claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000007788 liquid Substances 0.000 claims abstract description 10
- 238000005660 chlorination reaction Methods 0.000 claims abstract description 7
- 239000007789 gas Substances 0.000 claims description 37
- 239000003054 catalyst Substances 0.000 claims description 19
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 239000000376 reactant Substances 0.000 claims description 10
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- NQPDZGIKBAWPEJ-UHFFFAOYSA-N valeric acid Chemical compound CCCCC(O)=O NQPDZGIKBAWPEJ-UHFFFAOYSA-N 0.000 claims description 6
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 4
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Chemical compound CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 claims description 4
- 239000001569 carbon dioxide Substances 0.000 claims description 4
- 150000001735 carboxylic acids Chemical class 0.000 claims description 4
- 239000012295 chemical reaction liquid Substances 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 239000011261 inert gas Substances 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 230000035484 reaction time Effects 0.000 claims description 3
- 229940005605 valeric acid Drugs 0.000 claims description 3
- 239000003377 acid catalyst Substances 0.000 claims description 2
- 239000003570 air Substances 0.000 claims description 2
- 229910052786 argon Inorganic materials 0.000 claims description 2
- 239000001307 helium Substances 0.000 claims description 2
- 229910052734 helium Inorganic materials 0.000 claims description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 claims description 2
- 238000003825 pressing Methods 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 13
- DEWLEGDTCGBNGU-UHFFFAOYSA-N 1,3-dichloropropan-2-ol Chemical compound ClCC(O)CCl DEWLEGDTCGBNGU-UHFFFAOYSA-N 0.000 abstract description 5
- 239000002253 acid Substances 0.000 abstract description 5
- 238000009833 condensation Methods 0.000 abstract description 4
- 230000005494 condensation Effects 0.000 abstract description 4
- 238000001704 evaporation Methods 0.000 abstract description 2
- 239000012190 activator Substances 0.000 abstract 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 1
- 230000001131 transforming effect Effects 0.000 abstract 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 44
- 229960000583 acetic acid Drugs 0.000 description 15
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 239000000126 substance Substances 0.000 description 6
- 238000005265 energy consumption Methods 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000000460 chlorine Substances 0.000 description 4
- 238000005070 sampling Methods 0.000 description 4
- HUXDTFZDCPYTCF-UHFFFAOYSA-N 1-chloropropane-1,1-diol Chemical compound CCC(O)(O)Cl HUXDTFZDCPYTCF-UHFFFAOYSA-N 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 3
- 229910052801 chlorine Inorganic materials 0.000 description 3
- 239000000571 coke Substances 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 238000005272 metallurgy Methods 0.000 description 3
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 3
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- ZXCYIJGIGSDJQQ-UHFFFAOYSA-N 2,3-dichloropropan-1-ol Chemical compound OCC(Cl)CCl ZXCYIJGIGSDJQQ-UHFFFAOYSA-N 0.000 description 2
- LRWZZZWJMFNZIK-UHFFFAOYSA-N 2-chloro-3-methyloxirane Chemical compound CC1OC1Cl LRWZZZWJMFNZIK-UHFFFAOYSA-N 0.000 description 2
- OSDWBNJEKMUWAV-UHFFFAOYSA-N Allyl chloride Chemical compound ClCC=C OSDWBNJEKMUWAV-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- MLHOXUWWKVQEJB-UHFFFAOYSA-N Propyleneglycol diacetate Chemical compound CC(=O)OC(C)COC(C)=O MLHOXUWWKVQEJB-UHFFFAOYSA-N 0.000 description 2
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid group Chemical group C(CCCCC(=O)O)(=O)O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 2
- 238000010533 azeotropic distillation Methods 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004817 gas chromatography Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000010907 mechanical stirring Methods 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000007086 side reaction Methods 0.000 description 2
- 238000005292 vacuum distillation Methods 0.000 description 2
- SCYULBFZEHDVBN-UHFFFAOYSA-N 1,1-Dichloroethane Chemical compound CC(Cl)Cl SCYULBFZEHDVBN-UHFFFAOYSA-N 0.000 description 1
- DURPTKYDGMDSBL-UHFFFAOYSA-N 1-butoxybutane Chemical compound CCCCOCCCC DURPTKYDGMDSBL-UHFFFAOYSA-N 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 239000001361 adipic acid Substances 0.000 description 1
- 235000011037 adipic acid Nutrition 0.000 description 1
- XXROGKLTLUQVRX-UHFFFAOYSA-N allyl alcohol Chemical compound OCC=C XXROGKLTLUQVRX-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- WBLIXGSTEMXDSM-UHFFFAOYSA-N chloromethane Chemical compound Cl[CH2] WBLIXGSTEMXDSM-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000012362 glacial acetic acid Substances 0.000 description 1
- DKAGJZJALZXOOV-UHFFFAOYSA-N hydrate;hydrochloride Chemical compound O.Cl DKAGJZJALZXOOV-UHFFFAOYSA-N 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000013557 residual solvent Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Images
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Examples of the invention | The amount and composition of the tail gas condensate of the bubbling reactor, | fraction and composition at top of rectifying tower | Dichloropropanol (DCP) Yield and content of | ||||||
Total amount of | DCP | H2O | HCl | Catalyst and process for preparing same | Total amount of | DCP | H2O | ||
Example 4 | 180.2 | 35.8 | 84.3 | 55.6 | 4.5 | 306.3 | 285.1 | 21.2 | 82.9 |
Example 5 | 226.7 | 45.8 | 108.1 | 67.9 | 4.9 | 308.8 | 300.2 | 8.6 | 89.4 |
Example 6 | 230.3 | 46.2 | 110.6 | 68.8 | 4.7 | 310.7 | 302.9 | 7.8 | 90.2 |
Example 7 | 183.5 | 37.1 | 87.5 | 53.8 | 5.1 | 350.4 | 316.6 | 33.8 | 91.4 |
Example 8 | 185.6 | 37.5 | 89.8 | 56.2 | 2.1 | 354.4 | 323.2 | 31.2 | 93.2 |
Example 9 | 181.6 | 35.7 | 85.9 | 55.1 | 4.9 | 358.0 | 323.4 | 34.6 | 92.8 |
Example 10 | 222.2 | 43.5 | 106.5 | 67.5 | 4.7 | 329.2 | 311.0 | 18.2 | 91.6 |
Example 11 | 165.8 | 31.5 | 79.6 | 51.4 | 3.3 | 293.4 | 273.1 | 20.3 | 78.7 |
Example 12 | 195.3 | 37.2 | 94.1 | 59.8 | 4.2 | 352.4 | 328.9 | 23.5 | 94.6 |
Example 13 | 571.7 | 107.3 | 285.5 | 170.2 | 8.7 | 144.9 | 131.5 | 13.4 | 61.7 |
Comparative example | 298.9 | 56.2 | 138.6 | 85.9 | 18.2 | 394.5 | 384.3 | 10.2 | 69.4 |
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2007100194666A CN100509726C (en) | 2007-01-26 | 2007-01-26 | Preparation method of dichloro propanol from glycerin |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2007100194666A CN100509726C (en) | 2007-01-26 | 2007-01-26 | Preparation method of dichloro propanol from glycerin |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101007751A true CN101007751A (en) | 2007-08-01 |
CN100509726C CN100509726C (en) | 2009-07-08 |
Family
ID=38696456
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2007100194666A Active CN100509726C (en) | 2007-01-26 | 2007-01-26 | Preparation method of dichloro propanol from glycerin |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN100509726C (en) |
Cited By (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2093221A1 (en) * | 2008-02-04 | 2009-08-26 | Biopetrol Industries AG | Method for manufacturing epichlorohydrin from glycerine |
WO2009126414A1 (en) | 2008-04-09 | 2009-10-15 | Dow Global Technologies Inc. | Process and apparatus for efficient recovery of dichlorohydrins |
WO2009126415A1 (en) | 2008-04-09 | 2009-10-15 | Dow Global Technologies Inc. | Multi-stage process and apparatus for recovering dichlorohydrins |
CN101979365A (en) * | 2010-09-20 | 2011-02-23 | 华东理工大学 | Method for continuously preparing dichlorohydrin |
CN102010295A (en) * | 2010-11-12 | 2011-04-13 | 珠海长先化学科技有限公司 | Method for preparing dichloropropanol by glycerol method |
CN102093314A (en) * | 2010-12-21 | 2011-06-15 | 天津大学 | Energy-saving method in process of producing epichlorohydrin by acetate propylene ester method |
CN101397238B (en) * | 2007-09-24 | 2011-08-17 | 如皋市双马化工有限公司 | Method for producing dichloropropanol |
CN102219760A (en) * | 2011-04-26 | 2011-10-19 | 常州大学 | Method for preparing epichlorohydrin and white carbon black by coupling process |
CN101429099B (en) * | 2008-11-25 | 2011-12-07 | 烟台万华聚氨酯股份有限公司 | Method for producing dichlorohydrin with glycerol |
CN102295529A (en) * | 2011-07-11 | 2011-12-28 | 江西省化学工业研究所 | Method for continuously preparing dichlorohydrin by using glycerin and hydrochloric acid |
US8334415B2 (en) | 2007-04-12 | 2012-12-18 | Dow Global Technologies Llc | Process and apparatus for reducing heavy byproduct formation during distillation |
US8420870B2 (en) | 2007-04-12 | 2013-04-16 | Dow Global Technologies Llc | Process and apparatus for recovery of dichlorohydrins via codistillation |
CN103333047A (en) * | 2013-07-09 | 2013-10-02 | 南京奥凯化工科技有限公司 | Preparation method of dichloropropanol |
CN101774886B (en) * | 2009-01-13 | 2013-10-16 | 德纳(南京)化工有限公司 | Method for preparing dichlorohydrin and reaction device |
US8629305B2 (en) | 2007-04-12 | 2014-01-14 | Dow Global Technologies Inc | Process and apparatus for azeotropic recovery of dichlorohydrins |
TWI565689B (en) * | 2015-07-31 | 2017-01-11 | 國立清華大學 | Method for manufacturing dichlorohydrin and method for manufacturing epichlorohydrin |
CN106397122A (en) * | 2015-07-31 | 2017-02-15 | 王圣洁 | Method for preparing dichloropropanol and epichlorohydrin by using glycerol as raw material |
CN107445800A (en) * | 2016-05-31 | 2017-12-08 | 王圣洁 | Manufacturing device and manufacturing method for improving yield of dichloropropanol |
CN111875477A (en) * | 2020-08-03 | 2020-11-03 | 岳阳隆兴实业公司 | Azeotropic purification method of o-chlorohydrin |
CN112479817A (en) * | 2020-11-25 | 2021-03-12 | 浙江巨化技术中心有限公司 | Method for preparing dichloropropanol by using HCl-containing tail gas |
CN114749121A (en) * | 2022-05-19 | 2022-07-15 | 北京化工大学 | System and process for preparing epichlorohydrin by glycerol method |
CN115779791A (en) * | 2023-01-29 | 2023-03-14 | 山西拓扑力捷科技有限公司 | Method for preparing organic matter by continuous condensation reaction |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI547470B (en) | 2015-12-18 | 2016-09-01 | 長春人造樹脂廠股份有限公司 | Process for Preparing Dichloropropanol |
-
2007
- 2007-01-26 CN CNB2007100194666A patent/CN100509726C/en active Active
Cited By (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8420870B2 (en) | 2007-04-12 | 2013-04-16 | Dow Global Technologies Llc | Process and apparatus for recovery of dichlorohydrins via codistillation |
US8629305B2 (en) | 2007-04-12 | 2014-01-14 | Dow Global Technologies Inc | Process and apparatus for azeotropic recovery of dichlorohydrins |
US8334415B2 (en) | 2007-04-12 | 2012-12-18 | Dow Global Technologies Llc | Process and apparatus for reducing heavy byproduct formation during distillation |
CN101397238B (en) * | 2007-09-24 | 2011-08-17 | 如皋市双马化工有限公司 | Method for producing dichloropropanol |
EP2093221A1 (en) * | 2008-02-04 | 2009-08-26 | Biopetrol Industries AG | Method for manufacturing epichlorohydrin from glycerine |
WO2009126414A1 (en) | 2008-04-09 | 2009-10-15 | Dow Global Technologies Inc. | Process and apparatus for efficient recovery of dichlorohydrins |
WO2009126415A1 (en) | 2008-04-09 | 2009-10-15 | Dow Global Technologies Inc. | Multi-stage process and apparatus for recovering dichlorohydrins |
US8845972B2 (en) * | 2008-04-09 | 2014-09-30 | Dow Global Technologies Llc | Process and apparatus for efficient recovery of dichlorohydrins |
US8586802B2 (en) | 2008-04-09 | 2013-11-19 | Dow Global Technologies Llc | Multi-stage process and apparatus for recovering dichlorohydrins |
US20130259766A1 (en) * | 2008-04-09 | 2013-10-03 | Dow Global Technologies Llc | Pprocess and apparatus for effecient recovery of dichlorohydrins |
US8471077B2 (en) | 2008-04-09 | 2013-06-25 | Dow Global Technologies Llc | Process and apparatus for efficient recovery of dichlorohydrins |
CN101429099B (en) * | 2008-11-25 | 2011-12-07 | 烟台万华聚氨酯股份有限公司 | Method for producing dichlorohydrin with glycerol |
CN101774886B (en) * | 2009-01-13 | 2013-10-16 | 德纳(南京)化工有限公司 | Method for preparing dichlorohydrin and reaction device |
CN101979365B (en) * | 2010-09-20 | 2013-11-06 | 华东理工大学 | Method for continuously preparing dichlorohydrin |
CN101979365A (en) * | 2010-09-20 | 2011-02-23 | 华东理工大学 | Method for continuously preparing dichlorohydrin |
CN102010295B (en) * | 2010-11-12 | 2013-05-01 | 珠海长先化学科技有限公司 | Method for preparing dichloropropanol by glycerol method |
CN102010295A (en) * | 2010-11-12 | 2011-04-13 | 珠海长先化学科技有限公司 | Method for preparing dichloropropanol by glycerol method |
CN102093314A (en) * | 2010-12-21 | 2011-06-15 | 天津大学 | Energy-saving method in process of producing epichlorohydrin by acetate propylene ester method |
CN102219760B (en) * | 2011-04-26 | 2013-07-17 | 常州大学 | Method for preparing epichlorohydrin and white carbon black by coupling process |
CN102219760A (en) * | 2011-04-26 | 2011-10-19 | 常州大学 | Method for preparing epichlorohydrin and white carbon black by coupling process |
CN102295529A (en) * | 2011-07-11 | 2011-12-28 | 江西省化学工业研究所 | Method for continuously preparing dichlorohydrin by using glycerin and hydrochloric acid |
CN102295529B (en) * | 2011-07-11 | 2015-09-09 | 江西省化学工业研究所 | A kind of method of glycerine and hydrochloric acid continuous production dichlorohydrine |
CN103333047B (en) * | 2013-07-09 | 2015-03-11 | 南京奥凯化工科技有限公司 | Preparation method of dichloropropanol |
CN103333047A (en) * | 2013-07-09 | 2013-10-02 | 南京奥凯化工科技有限公司 | Preparation method of dichloropropanol |
TWI565689B (en) * | 2015-07-31 | 2017-01-11 | 國立清華大學 | Method for manufacturing dichlorohydrin and method for manufacturing epichlorohydrin |
CN106397122A (en) * | 2015-07-31 | 2017-02-15 | 王圣洁 | Method for preparing dichloropropanol and epichlorohydrin by using glycerol as raw material |
CN106397123A (en) * | 2015-07-31 | 2017-02-15 | 王圣洁 | Method for producing dichloropropanol and method for producing epichlorohydrin |
CN106397123B (en) * | 2015-07-31 | 2019-04-23 | 王圣洁 | Method for producing dichloropropanol and method for producing epichlorohydrin |
CN106397122B (en) * | 2015-07-31 | 2019-04-23 | 王圣洁 | Method for preparing dichloropropanol and epichlorohydrin by using glycerol as raw material |
CN107445800A (en) * | 2016-05-31 | 2017-12-08 | 王圣洁 | Manufacturing device and manufacturing method for improving yield of dichloropropanol |
CN111875477A (en) * | 2020-08-03 | 2020-11-03 | 岳阳隆兴实业公司 | Azeotropic purification method of o-chlorohydrin |
CN112479817A (en) * | 2020-11-25 | 2021-03-12 | 浙江巨化技术中心有限公司 | Method for preparing dichloropropanol by using HCl-containing tail gas |
CN114749121A (en) * | 2022-05-19 | 2022-07-15 | 北京化工大学 | System and process for preparing epichlorohydrin by glycerol method |
CN114749121B (en) * | 2022-05-19 | 2022-09-09 | 北京化工大学 | System and process for preparing epichlorohydrin by glycerol method |
CN115779791A (en) * | 2023-01-29 | 2023-03-14 | 山西拓扑力捷科技有限公司 | Method for preparing organic matter by continuous condensation reaction |
Also Published As
Publication number | Publication date |
---|---|
CN100509726C (en) | 2009-07-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101007751A (en) | Preparation method of dichloro propanol from glycerin | |
EP4049748A1 (en) | Gas-liquid bubbling bed reactor, reaction system and method for synthesizing carbonate | |
CN104892423B (en) | The technique that a kind of methanol oxidative carbonylation prepares dimethyl carbonate | |
CN114163413B (en) | Method for preparing high-purity chloroethylene carbonate by continuous double-stage liquid phase reaction | |
CN1241900C (en) | Method for joint production of dialkyl carbonate and diatomic alcohol | |
US9850190B2 (en) | Process for preparing dichloropropanol | |
CN109748791A (en) | Produce the power-economizing method of dimethyl adipate | |
CN117229253B (en) | Method for continuously preparing high-purity chloroethylene carbonate | |
CN106278897A (en) | The method of separating dimethyl carbonate | |
CN101979365B (en) | Method for continuously preparing dichlorohydrin | |
JPH0625196B2 (en) | Method for producing epichlorohydrin | |
CN101429099B (en) | Method for producing dichlorohydrin with glycerol | |
CN115677461B (en) | Method for continuously producing 4-oxo-isophorone by using tower reactor | |
JP4721311B2 (en) | Process for producing 2,3-dichloro-1-propanol and epichlorohydrin | |
CN101455908B (en) | High pure hexafluoropropylene oxide preparation method using extraction rectification | |
CN108484565B (en) | System for producing carbonic ester and method for producing carbonic ester by using system | |
CN216155771U (en) | Vinyl trichlorosilane production system | |
CN105985217B (en) | Reaction system and its application of reactant utilization rate are improved in a kind of production of chloromethanes | |
CN113979905A (en) | Method for synthesizing liquid isopropyl methionine | |
KR102354640B1 (en) | Method for preparing acetic acid | |
CN110818565A (en) | Device and process for preparing dimethyl carbonate by ester exchange method | |
CN111233912A (en) | Method for semi-continuously synthesizing trimethyl borate-methanol azeotrope | |
CN101328113A (en) | Industrialized production method of hexafluoroacetone | |
CN109942420A (en) | A kind of method of reaction rectification method preparation high-purity propionic ester | |
CN118598748A (en) | Method for preparing MMA by coal-based route C2 method |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP02 | Change in the address of a patent holder |
Address after: Gehu Lake Road Wujin District 213164 Jiangsu city of Changzhou province No. 1 Patentee after: Jiangsu Polytechnic University Address before: 213016 Department of science and technology, Jiangsu Polytechnic University, Baiyun Road, Jiangsu, Changzhou Patentee before: Jiangsu Polytechnic University |
|
ASS | Succession or assignment of patent right |
Owner name: LIYANG CHANGDA TECHNOLOGY TRANSFER CENTER CO., LTD Free format text: FORMER OWNER: JIANGSU POLYTECHNIC UNIVERSITY Effective date: 20141204 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 213164 CHANGZHOU, JIANGSU PROVINCE TO: 213311 CHANGZHOU, JIANGSU PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20141204 Address after: Daitou town of Liyang City Ferry Street 213311 Jiangsu city of Changzhou province 8-2 No. 7 Patentee after: Liyang Chang Technology Transfer Center Co., Ltd. Address before: Gehu Lake Road Wujin District 213164 Jiangsu city of Changzhou province No. 1 Patentee before: Jiangsu Polytechnic University |