MY135900A - Purification of 1, 3-propanediol via initial removal of heavy components in an inverted distillation sequence comprising a minimum of two distillation steps - Google Patents
Purification of 1, 3-propanediol via initial removal of heavy components in an inverted distillation sequence comprising a minimum of two distillation stepsInfo
- Publication number
- MY135900A MY135900A MYPI20040567A MYPI20040567A MY135900A MY 135900 A MY135900 A MY 135900A MY PI20040567 A MYPI20040567 A MY PI20040567A MY PI20040567 A MYPI20040567 A MY PI20040567A MY 135900 A MY135900 A MY 135900A
- Authority
- MY
- Malaysia
- Prior art keywords
- propanediol
- distillation
- inverted
- purification
- components
- 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
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
- C07C29/80—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US2003/005606 WO2004076392A1 (en) | 2003-02-24 | 2003-02-24 | Purification of 1,3-propanediol by distillation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MY135900A true MY135900A (en) | 2008-07-31 |
Family
ID=32925336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MYPI20040567A MY135900A (en) | 2003-02-24 | 2004-02-20 | Purification of 1, 3-propanediol via initial removal of heavy components in an inverted distillation sequence comprising a minimum of two distillation steps |
Country Status (12)
| Country | Link |
|---|---|
| EP (1) | EP1597221A1 (de) |
| JP (1) | JP2006514087A (de) |
| CN (1) | CN1321959C (de) |
| AR (1) | AR043228A1 (de) |
| AU (1) | AU2003219872B2 (de) |
| BR (1) | BR0318130A (de) |
| CA (1) | CA2516639A1 (de) |
| MX (1) | MXPA05008920A (de) |
| MY (1) | MY135900A (de) |
| SA (1) | SA04250057B1 (de) |
| TW (1) | TW200502201A (de) |
| WO (1) | WO2004076392A1 (de) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BRPI0410685B8 (pt) * | 2003-05-06 | 2017-05-30 | Du Pont | processos de purificação do 1,3-propanodiol e composição |
| US7323539B2 (en) | 2003-05-06 | 2008-01-29 | E. I. Du Pont De Nemours And Company | Polytrimethylene ether glycol and polytrimethylene ether ester with excellent quality |
| US7084311B2 (en) | 2003-05-06 | 2006-08-01 | E. I. Du Pont De Nemours And Company | Hydrogenation of chemically derived 1,3-propanediol |
| JP2009013094A (ja) * | 2007-07-03 | 2009-01-22 | Teijin Fibers Ltd | グリコールの製造方法 |
| JP5755995B2 (ja) * | 2011-10-26 | 2015-07-29 | 株式会社日立製作所 | 超臨界水を用いた反応プロセス |
| CN112920020B (zh) * | 2021-01-29 | 2022-07-08 | 浙江恒逸石化研究院有限公司 | 一种1,3-丙二醇的精制生产线及方法 |
| CN115636730A (zh) * | 2021-07-20 | 2023-01-24 | 中国石油天然气股份有限公司 | 1,3-丙二醇粗品的提纯及脱色的方法 |
| JP7501778B2 (ja) * | 2022-01-20 | 2024-06-18 | 三菱ケミカル株式会社 | 多価アルコール類の製造方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4222708A1 (de) * | 1992-07-10 | 1994-01-13 | Degussa | Verfahren zur Herstellung von 1,3-Propandiol |
| EP1201633B1 (de) * | 2000-10-25 | 2004-06-23 | E.I. Dupont De Nemours And Company | Verfahren zur Herstellung von 1,3-Propandiol |
-
2003
- 2003-02-24 CN CNB038260271A patent/CN1321959C/zh not_active Expired - Fee Related
- 2003-02-24 CA CA002516639A patent/CA2516639A1/en not_active Abandoned
- 2003-02-24 WO PCT/US2003/005606 patent/WO2004076392A1/en active IP Right Grant
- 2003-02-24 EP EP03716155A patent/EP1597221A1/de not_active Withdrawn
- 2003-02-24 BR BR0318130-8A patent/BR0318130A/pt not_active IP Right Cessation
- 2003-02-24 JP JP2004568836A patent/JP2006514087A/ja active Pending
- 2003-02-24 AU AU2003219872A patent/AU2003219872B2/en not_active Ceased
- 2003-02-24 MX MXPA05008920A patent/MXPA05008920A/es active IP Right Grant
-
2004
- 2004-02-19 AR ARP040100514A patent/AR043228A1/es unknown
- 2004-02-20 TW TW093104183A patent/TW200502201A/zh unknown
- 2004-02-20 MY MYPI20040567A patent/MY135900A/en unknown
- 2004-03-30 SA SA4250057A patent/SA04250057B1/ar unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AU2003219872B2 (en) | 2007-06-28 |
| BR0318130A (pt) | 2006-02-07 |
| JP2006514087A (ja) | 2006-04-27 |
| MXPA05008920A (es) | 2005-10-05 |
| CN1321959C (zh) | 2007-06-20 |
| EP1597221A1 (de) | 2005-11-23 |
| WO2004076392A1 (en) | 2004-09-10 |
| CN1745052A (zh) | 2006-03-08 |
| AR043228A1 (es) | 2005-07-20 |
| CA2516639A1 (en) | 2004-09-10 |
| SA04250057B1 (ar) | 2008-06-09 |
| TW200502201A (en) | 2005-01-16 |
| AU2003219872A1 (en) | 2004-09-17 |
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