JPS6310689B2 - - Google Patents
Info
- Publication number
- JPS6310689B2 JPS6310689B2 JP55002638A JP263880A JPS6310689B2 JP S6310689 B2 JPS6310689 B2 JP S6310689B2 JP 55002638 A JP55002638 A JP 55002638A JP 263880 A JP263880 A JP 263880A JP S6310689 B2 JPS6310689 B2 JP S6310689B2
- Authority
- JP
- Japan
- Prior art keywords
- monochloroacetic acid
- acid
- weight
- liquid
- water
- 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.)
- Expired
Links
- FOCAUTSVDIKZOP-UHFFFAOYSA-N chloroacetic acid Chemical compound OC(=O)CCl FOCAUTSVDIKZOP-UHFFFAOYSA-N 0.000 claims description 42
- JXTHNDFMNIQAHM-UHFFFAOYSA-N dichloroacetic acid Chemical compound OC(=O)C(Cl)Cl JXTHNDFMNIQAHM-UHFFFAOYSA-N 0.000 claims description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 238000001816 cooling Methods 0.000 claims description 17
- 229960005215 dichloroacetic acid Drugs 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 10
- 239000007788 liquid Substances 0.000 description 32
- 239000013078 crystal Substances 0.000 description 28
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 18
- 239000003960 organic solvent Substances 0.000 description 10
- 239000002244 precipitate Substances 0.000 description 7
- 238000003756 stirring Methods 0.000 description 6
- 238000002425 crystallisation Methods 0.000 description 5
- 230000008025 crystallization Effects 0.000 description 5
- 239000012452 mother liquor Substances 0.000 description 4
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 2
- WETWJCDKMRHUPV-UHFFFAOYSA-N acetyl chloride Chemical compound CC(Cl)=O WETWJCDKMRHUPV-UHFFFAOYSA-N 0.000 description 2
- 239000012346 acetyl chloride Substances 0.000 description 2
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 2
- 239000001768 carboxy methyl cellulose Substances 0.000 description 2
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- OIAWAIFBIMLYHW-UHFFFAOYSA-N 2-chloroacetic acid 2,2-dichloroacetic acid hydrate Chemical compound O.OC(=O)CCl.OC(=O)C(Cl)Cl OIAWAIFBIMLYHW-UHFFFAOYSA-N 0.000 description 1
- CYTYCFOTNPOANT-UHFFFAOYSA-N Perchloroethylene Chemical group ClC(Cl)=C(Cl)Cl CYTYCFOTNPOANT-UHFFFAOYSA-N 0.000 description 1
- XSTXAVWGXDQKEL-UHFFFAOYSA-N Trichloroethylene Chemical group ClC=C(Cl)Cl XSTXAVWGXDQKEL-UHFFFAOYSA-N 0.000 description 1
- PQLVXDKIJBQVDF-UHFFFAOYSA-N acetic acid;hydrate Chemical compound O.CC(O)=O PQLVXDKIJBQVDF-UHFFFAOYSA-N 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 239000002778 food additive Substances 0.000 description 1
- 235000013373 food additive Nutrition 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 229950011008 tetrachloroethylene Drugs 0.000 description 1
- YNJBWRMUSHSURL-UHFFFAOYSA-N trichloroacetic acid Chemical compound OC(=O)C(Cl)(Cl)Cl YNJBWRMUSHSURL-UHFFFAOYSA-N 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 239000002699 waste material Substances 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
- C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP263880A JPS56100736A (en) | 1980-01-16 | 1980-01-16 | Purifying method of monochloroacetic acid |
| US06/223,946 US4383121A (en) | 1980-01-16 | 1981-01-12 | Process for purifying monochloroacetic acid |
| EP81300175A EP0032816B1 (en) | 1980-01-16 | 1981-01-15 | Process for purifying monochloroacetic acid |
| DE8181300175T DE3160855D1 (en) | 1980-01-16 | 1981-01-15 | Process for purifying monochloroacetic acid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP263880A JPS56100736A (en) | 1980-01-16 | 1980-01-16 | Purifying method of monochloroacetic acid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56100736A JPS56100736A (en) | 1981-08-12 |
| JPS6310689B2 true JPS6310689B2 (en, 2012) | 1988-03-08 |
Family
ID=11534914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP263880A Granted JPS56100736A (en) | 1980-01-16 | 1980-01-16 | Purifying method of monochloroacetic acid |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4383121A (en, 2012) |
| EP (1) | EP0032816B1 (en, 2012) |
| JP (1) | JPS56100736A (en, 2012) |
| DE (1) | DE3160855D1 (en, 2012) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58135832A (ja) * | 1982-02-08 | 1983-08-12 | Mitsui Toatsu Chem Inc | ビスフエノ−ルａとフエノ−ルとの付加物の晶析方法 |
| FR2694001B1 (fr) * | 1992-07-23 | 1994-09-02 | Atochem Elf Sa | Procédé de synthèse d'acide chloracétique dans lequel on purifie l'acide chlorhydrique sous produit. |
| RU2142936C1 (ru) * | 1996-05-13 | 1999-12-20 | АООТ "Кирово-Чепецкий химический комбинат им.Б.П.Константинова" | Способ очистки трихлоруксусной кислоты |
| HUP0204350A2 (en) * | 1999-12-01 | 2003-04-28 | Akzo Nobel Nv | Monochloric acetic acid granules |
| DE10242746B4 (de) * | 2002-09-13 | 2010-07-01 | Evonik Degussa Gmbh | Waschvorrichtung, ein Verfahren zur Aufreinigung eines Waschguts sowie die Verwendung der Waschvorrichtung |
| CA2664392C (en) * | 2006-09-25 | 2015-04-28 | Archer-Daniels-Midland Company | Superabsorbent surface-treated carboxyalkylated polysaccharides and process for producing same |
| RU2391331C2 (ru) * | 2008-08-13 | 2010-06-10 | Общество с ограниченной ответственностью "Синтез-2" | Способ получения монохлоруксусной кислоты |
| RU2402524C1 (ru) * | 2009-06-16 | 2010-10-27 | Государственное образовательное учреждение высшего профессионального образования Волгоградский государственный технический университет (ВолгГТУ) | Способ получения монохлоруксусной кислоты |
| RU2609408C2 (ru) * | 2011-10-20 | 2017-02-01 | Акцо Нобель Кемикалз Интернэшнл Б.В. | Способ очистки жидкого сырья, содержащего мхк и дхк |
| CN102838472A (zh) * | 2012-10-08 | 2012-12-26 | 江苏省格林艾普化工股份有限公司 | 氯乙酸工业生产结晶用母液应急生产工艺 |
| CN114681944B (zh) * | 2022-01-20 | 2023-05-23 | 济宁福顺化工有限公司 | 氯乙酸甲酯生产中降低氯乙酸消耗的强制冷凝系统及方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA748950A (en) * | 1966-12-20 | D. Deline Denzel | Manufacture of monochloroacetic acid | |
| CA552754A (en) * | 1958-02-04 | M. Eaker Charles | Process for the production of monochloroacetic acid | |
| US2539238A (en) * | 1949-08-20 | 1951-01-23 | Monsanto Chemicals | Process for the production of monochloroacetic acid |
| US2809214A (en) * | 1955-12-22 | 1957-10-08 | New York Ohio Chemical Corp | Purification of monochloroacetic acid |
| NL132195C (en, 2012) | 1959-12-07 | |||
| US3365493A (en) * | 1964-09-29 | 1968-01-23 | Dow Chemical Co | Manufacture of monochloroacetic acid |
| DE2110373A1 (de) * | 1971-03-04 | 1972-09-28 | Merck Patent Gmbh | Verfahren zur Herstellung von Monochloressigsaeure |
-
1980
- 1980-01-16 JP JP263880A patent/JPS56100736A/ja active Granted
-
1981
- 1981-01-12 US US06/223,946 patent/US4383121A/en not_active Expired - Fee Related
- 1981-01-15 DE DE8181300175T patent/DE3160855D1/de not_active Expired
- 1981-01-15 EP EP81300175A patent/EP0032816B1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56100736A (en) | 1981-08-12 |
| EP0032816B1 (en) | 1983-09-14 |
| DE3160855D1 (en) | 1983-10-20 |
| EP0032816A1 (en) | 1981-07-29 |
| US4383121A (en) | 1983-05-10 |
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