WO2012096585A3 - Method for production of dichloropropanols from glycerol - Google Patents
Method for production of dichloropropanols from glycerol Download PDFInfo
- Publication number
- WO2012096585A3 WO2012096585A3 PCT/PL2012/000001 PL2012000001W WO2012096585A3 WO 2012096585 A3 WO2012096585 A3 WO 2012096585A3 PL 2012000001 W PL2012000001 W PL 2012000001W WO 2012096585 A3 WO2012096585 A3 WO 2012096585A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- dichloropropanols
- stream
- hydrochlorination
- stage
- directed
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/62—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by introduction of halogen; by substitution of halogen atoms by other halogen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Method for production of dichloropropanols from glycerol using continuous method, in the presence of acetic acid as a catalyst, with the catalyst concentration in the reacting mass varying in the range of 0.0005 to 0.007 mol/L, and the process of hydrochlorina¬ tion is carried out in the temperature range from 80 to 160°C, consists in the fact that hydrochlorination of glycerol is carried out in two stages, while in the first stage, glycer¬ ol is subjected to wet hydrochlorination using hydrochloric acid contained in the stream of acidic dichloropropanols, then the post-reaction mass from the first stage of hydro¬ chlorination is directed to a reactive column, in which completing the reaction of resi¬ dues of dissolved hydrogen chloride is carried out, as well as separation of the post- reaction mixture to stream of diluted dichloropropanols and decoction stream, which is directed to the second stage of dry hydrochlorination under pressure with gaseous hy¬ drogen chloride; after the second stage of hydrochlorination, the post-reaction mixture is directed to a distillation column, in which dewatering is carried out, while the distillate from the distillation column is directed to the first stage of glycerol hydrochlorination as a stream of acidic dichloropropanols, and the decoction being a stream of concentrated dichloropropanols is subjected to rectification.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PLP.393606 | 2011-01-10 | ||
PL393606A PL215730B1 (en) | 2011-01-10 | 2011-01-10 | Process for the preparation of dichloropropanols from glycerine |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2012096585A2 WO2012096585A2 (en) | 2012-07-19 |
WO2012096585A3 true WO2012096585A3 (en) | 2012-11-08 |
Family
ID=45768275
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/PL2012/000001 WO2012096585A2 (en) | 2011-01-10 | 2012-01-04 | Method for production of dichloropropanols from glycerol |
Country Status (2)
Country | Link |
---|---|
PL (1) | PL215730B1 (en) |
WO (1) | WO2012096585A2 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI585072B (en) * | 2016-05-31 | 2017-06-01 | 國立清華大學 | Apparatus for manufacturing dichlorohydrin and manufacturing method thereof |
CN112573997A (en) * | 2020-12-03 | 2021-03-30 | 浙江镇洋发展股份有限公司 | Process for separating hydrogen chloride from crude dichloropropanol and separation equipment thereof |
CN113731332A (en) * | 2021-09-09 | 2021-12-03 | 黄山五环科技有限公司 | Hydrogen chloride supply equipment for producing epoxy resin by glycerol method and supply method thereof |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0374342A (en) * | 1989-08-10 | 1991-03-28 | Daiso Co Ltd | Continuous production of 2,3-dichloro-1-propanol and device therefor |
WO2005054167A1 (en) * | 2003-11-20 | 2005-06-16 | Solvay (Société Anonyme) | Process for producing dichloropropanol from glycerol, the glycerol coming eventually from the conversion of animal fats in the manufacture of biodiesel |
FR2868419A1 (en) * | 2004-04-05 | 2005-10-07 | Solvay Sa Sa Belge | Producing chlorinated organic compounds e.g. dichloropropanol involves using glycerol obtained from renewable raw materials, as a starting product |
WO2006106154A1 (en) * | 2005-05-20 | 2006-10-12 | Solvay (Société Anonyme) | Continuous method for making chlorhydrines |
WO2009002585A1 (en) * | 2007-04-12 | 2008-12-31 | Dow Global Technologies Inc. | Process and apparatus for producing chlorohydrin |
TW200925143A (en) * | 2007-12-04 | 2009-06-16 | Chang Chun Plastics Co Ltd | Process and apparatus for continuous preparing dichloropropanol |
WO2009104961A2 (en) * | 2008-02-21 | 2009-08-27 | Bouwe De Jong | Process for the preparation of a dichloropropanol product |
WO2010076914A1 (en) * | 2008-12-31 | 2010-07-08 | Samsung Fine Chemicals Co., Ltd. | Method of preparing dichloropropanol using glycerol with improved selectivity for dichloropropanol |
PL210903B1 (en) * | 2007-08-17 | 2012-03-30 | Zakłady Chemiczne Zachem Społka Akcyjna | The manner of obtaining monochloropropandiols and dichloropropanols |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
PL198551A1 (en) | 1977-05-31 | 1978-04-10 | Wyzsza Szkola Morska | SYSTEM OF SINGLE-PHASE REGULATED THYRISTOR POWER SUPPLY WITH HIGH FREQUENCY |
CZ20032346A3 (en) | 2003-09-01 | 2005-04-13 | Spolek Pro Chemickou A Hutní Výrobu,A.S. | Process for preparing dichloropropanols from glycerin |
CN102516205B (en) | 2004-07-21 | 2016-05-04 | 兰科知识产权有限责任公司 | Multihydroxylated-aliphatic hydrocarbon or its ester are to the conversion of chloropharin |
WO2008074733A1 (en) | 2006-12-19 | 2008-06-26 | Akzo Nobel N.V. | Process for the catalytic halogenation of a hydroxylated organic compound |
PL211897B1 (en) | 2007-10-05 | 2012-07-31 | Inst Ciężkiej Syntezy Organicznej Blachownia | The manner of production of the mixture of 1,3- and 2,3-dichloropropanol |
ES2387000T3 (en) | 2007-11-19 | 2012-09-11 | Conser S.P.A. | Conversion of glycerin to dichlorohydrins and epichlorohydrin |
KR100881344B1 (en) | 2007-12-12 | 2009-02-02 | 삼성정밀화학 주식회사 | Method of preparing dichloropropanol from glycerol using heteropolyacid catalysts |
RU2358964C1 (en) | 2007-12-27 | 2009-06-20 | Общество с ограниченной ответственностью "Синтез-2" | Method of producing dichloropropanols |
DE102008007622A1 (en) | 2008-02-04 | 2009-08-06 | Biopetrol Industries Ag | Process for the preparation of epichlorohydrin from glycerol |
-
2011
- 2011-01-10 PL PL393606A patent/PL215730B1/en unknown
-
2012
- 2012-01-04 WO PCT/PL2012/000001 patent/WO2012096585A2/en active Application Filing
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0374342A (en) * | 1989-08-10 | 1991-03-28 | Daiso Co Ltd | Continuous production of 2,3-dichloro-1-propanol and device therefor |
WO2005054167A1 (en) * | 2003-11-20 | 2005-06-16 | Solvay (Société Anonyme) | Process for producing dichloropropanol from glycerol, the glycerol coming eventually from the conversion of animal fats in the manufacture of biodiesel |
FR2868419A1 (en) * | 2004-04-05 | 2005-10-07 | Solvay Sa Sa Belge | Producing chlorinated organic compounds e.g. dichloropropanol involves using glycerol obtained from renewable raw materials, as a starting product |
WO2006106154A1 (en) * | 2005-05-20 | 2006-10-12 | Solvay (Société Anonyme) | Continuous method for making chlorhydrines |
WO2009002585A1 (en) * | 2007-04-12 | 2008-12-31 | Dow Global Technologies Inc. | Process and apparatus for producing chlorohydrin |
PL210903B1 (en) * | 2007-08-17 | 2012-03-30 | Zakłady Chemiczne Zachem Społka Akcyjna | The manner of obtaining monochloropropandiols and dichloropropanols |
TW200925143A (en) * | 2007-12-04 | 2009-06-16 | Chang Chun Plastics Co Ltd | Process and apparatus for continuous preparing dichloropropanol |
WO2009104961A2 (en) * | 2008-02-21 | 2009-08-27 | Bouwe De Jong | Process for the preparation of a dichloropropanol product |
WO2010076914A1 (en) * | 2008-12-31 | 2010-07-08 | Samsung Fine Chemicals Co., Ltd. | Method of preparing dichloropropanol using glycerol with improved selectivity for dichloropropanol |
Also Published As
Publication number | Publication date |
---|---|
WO2012096585A2 (en) | 2012-07-19 |
PL393606A1 (en) | 2012-07-16 |
PL215730B1 (en) | 2014-01-31 |
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