RO129837A8 - Procedeu pentru obţinerea esterilor 1,2-o-izopropiliden-glicerolului - Google Patents
Procedeu pentru obţinerea esterilor 1,2-o-izopropiliden-glicerolului Download PDFInfo
- Publication number
- RO129837A8 RO129837A8 ROA201300955A RO201300955A RO129837A8 RO 129837 A8 RO129837 A8 RO 129837A8 RO A201300955 A ROA201300955 A RO A201300955A RO 201300955 A RO201300955 A RO 201300955A RO 129837 A8 RO129837 A8 RO 129837A8
- Authority
- RO
- Romania
- Prior art keywords
- isopropylidene
- preparing
- glycerol
- glycerol esters
- catalyst
- Prior art date
Links
- RNVYQYLELCKWAN-UHFFFAOYSA-N solketal Chemical class CC1(C)OCC(CO)O1 RNVYQYLELCKWAN-UHFFFAOYSA-N 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 abstract 3
- 239000003054 catalyst Substances 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 1
- 125000001931 aliphatic group Chemical group 0.000 abstract 1
- 125000003545 alkoxy group Chemical group 0.000 abstract 1
- 238000004821 distillation Methods 0.000 abstract 1
- 239000002816 fuel additive Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 150000004702 methyl esters Chemical class 0.000 abstract 1
- 238000000746 purification Methods 0.000 abstract 1
- 239000011541 reaction mixture Substances 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Invenţia se referă la un procedeu pentru obţinerea esterilor 1,2-O-izopropiliden-glicerolului utilizaţi ca aditivi/componente pentru carburanţi sau ca solvenţi ecologici. Procedeul conform invenţiei constă din tratarea 1,2-O-izopropiliden-glicerol cu 1,3...1,98% hidroxid de potasiu dizolvat în 7,41...11,11% metanol, la o temperatură de până la 100°C, cu formarea unui catalizator de tip alcoxidic, amestecul de reacţie se tratează cu esteri metilici ai acizilor alifatici monocarboxilici, în raport stoechiometric la o temperatură în intervalele 85...90°C până la 130...135°C, timp de 180...420 min, după care masa de reacţie se răceşte, se îndepărtează catalizatorul, produsul brut obţinut fiind utilizat ca atare sau se supune distilării la vid, pentru purificare suplimentară.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ROA201300955A RO129837B1 (ro) | 2013-12-03 | 2013-12-03 | Procedeu de preparare a esterilor 1,2-o-izopropiliden-glicerolului |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ROA201300955A RO129837B1 (ro) | 2013-12-03 | 2013-12-03 | Procedeu de preparare a esterilor 1,2-o-izopropiliden-glicerolului |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| RO129837A0 RO129837A0 (ro) | 2014-10-30 |
| RO129837A8 true RO129837A8 (ro) | 2015-05-29 |
| RO129837B1 RO129837B1 (ro) | 2017-05-30 |
Family
ID=51795850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ROA201300955A RO129837B1 (ro) | 2013-12-03 | 2013-12-03 | Procedeu de preparare a esterilor 1,2-o-izopropiliden-glicerolului |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO129837B1 (ro) |
-
2013
- 2013-12-03 RO ROA201300955A patent/RO129837B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO129837B1 (ro) | 2017-05-30 |
| RO129837A0 (ro) | 2014-10-30 |
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