DE50205051D1 - Verbessertes verfahren zur herstellung von polytetrahydrofuran - Google Patents
Verbessertes verfahren zur herstellung von polytetrahydrofuranInfo
- Publication number
- DE50205051D1 DE50205051D1 DE50205051T DE50205051T DE50205051D1 DE 50205051 D1 DE50205051 D1 DE 50205051D1 DE 50205051 T DE50205051 T DE 50205051T DE 50205051 T DE50205051 T DE 50205051T DE 50205051 D1 DE50205051 D1 DE 50205051D1
- Authority
- DE
- Germany
- Prior art keywords
- polytetrahydrofurane
- production
- improved method
- telogen
- comonomer
- 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 - Lifetime
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/04—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers only
- C08G65/06—Cyclic ethers having no atoms other than carbon and hydrogen outside the ring
- C08G65/16—Cyclic ethers having four or more ring atoms
- C08G65/20—Tetrahydrofuran
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
- C08G65/2642—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds characterised by the catalyst used
- C08G65/2645—Metals or compounds thereof, e.g. salts
- C08G65/2666—Hetero polyacids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
- C08G65/2696—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds characterised by the process or apparatus used
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE50205051T DE50205051D1 (de) | 2001-08-09 | 2002-07-26 | Verbessertes verfahren zur herstellung von polytetrahydrofuran |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10139293A DE10139293A1 (de) | 2001-08-09 | 2001-08-09 | Verbessertes Verfahren zur Herstellung von Polytetrahydrofuran |
DE50205051T DE50205051D1 (de) | 2001-08-09 | 2002-07-26 | Verbessertes verfahren zur herstellung von polytetrahydrofuran |
PCT/EP2002/008340 WO2003014189A1 (de) | 2001-08-09 | 2002-07-26 | Verbessertes verfahren zur herstellung von polytetrahydrofuran |
Publications (1)
Publication Number | Publication Date |
---|---|
DE50205051D1 true DE50205051D1 (de) | 2005-12-29 |
Family
ID=7695011
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE10139293A Withdrawn DE10139293A1 (de) | 2001-08-09 | 2001-08-09 | Verbessertes Verfahren zur Herstellung von Polytetrahydrofuran |
DE50205051T Expired - Lifetime DE50205051D1 (de) | 2001-08-09 | 2002-07-26 | Verbessertes verfahren zur herstellung von polytetrahydrofuran |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE10139293A Withdrawn DE10139293A1 (de) | 2001-08-09 | 2001-08-09 | Verbessertes Verfahren zur Herstellung von Polytetrahydrofuran |
Country Status (11)
Country | Link |
---|---|
US (1) | US7074944B2 (de) |
EP (1) | EP1417249B1 (de) |
JP (1) | JP4188825B2 (de) |
KR (1) | KR100843008B1 (de) |
CN (1) | CN100374481C (de) |
AT (1) | ATE310764T1 (de) |
DE (2) | DE10139293A1 (de) |
ES (1) | ES2254714T3 (de) |
MY (1) | MY127550A (de) |
TW (1) | TW555755B (de) |
WO (1) | WO2003014189A1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10359808A1 (de) * | 2003-12-19 | 2005-07-21 | Basf Ag | Verfahren zur Herstellung von Tetrahydrofuran-Copolymeren |
US7563740B2 (en) * | 2006-12-19 | 2009-07-21 | Lyondell Chemical Technology, L.P. | Direct epoxidation process |
US7825204B2 (en) * | 2006-12-19 | 2010-11-02 | Lyondell Chemical Technology, L.P. | Inorganic oxide extrudates |
EP1999182B1 (de) * | 2007-01-19 | 2012-09-26 | Basf Se | VERFAHREN ZUR ÄNDERUNG DES VORGEGEBENEN MITTLEREN MOLEKULARGEWICHT Mn BEI DER KONTINUIERLICHEN HERSTELLUNG VON POLYTETRAHYDROFURANEN ODER THF COPOLYMEREN |
US8663565B2 (en) * | 2011-02-11 | 2014-03-04 | Xerox Corporation | Continuous emulsification—aggregation process for the production of particles |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5504367A (en) * | 1994-03-21 | 1996-04-02 | Intermec Corporation | Symbology reader illumination system |
US5886138A (en) | 1995-01-31 | 1999-03-23 | Mueller; Herbert | Process for the preparation of tetrahydrofuran polymers |
DE19801462A1 (de) * | 1998-01-16 | 1999-07-22 | Basf Ag | Katalysator und Verfahren zur Herstellung von Polytetrahydrofuran |
-
2001
- 2001-08-09 DE DE10139293A patent/DE10139293A1/de not_active Withdrawn
-
2002
- 2002-07-26 EP EP02754941A patent/EP1417249B1/de not_active Expired - Lifetime
- 2002-07-26 US US10/485,685 patent/US7074944B2/en not_active Expired - Fee Related
- 2002-07-26 JP JP2003519134A patent/JP4188825B2/ja not_active Expired - Fee Related
- 2002-07-26 AT AT02754941T patent/ATE310764T1/de not_active IP Right Cessation
- 2002-07-26 DE DE50205051T patent/DE50205051D1/de not_active Expired - Lifetime
- 2002-07-26 MY MYPI20022822A patent/MY127550A/en unknown
- 2002-07-26 ES ES02754941T patent/ES2254714T3/es not_active Expired - Lifetime
- 2002-07-26 WO PCT/EP2002/008340 patent/WO2003014189A1/de active IP Right Grant
- 2002-07-26 KR KR1020047001938A patent/KR100843008B1/ko not_active IP Right Cessation
- 2002-07-26 TW TW091116746A patent/TW555755B/zh not_active IP Right Cessation
- 2002-07-26 CN CNB028155718A patent/CN100374481C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1417249B1 (de) | 2005-11-23 |
CN1538982A (zh) | 2004-10-20 |
JP4188825B2 (ja) | 2008-12-03 |
TW555755B (en) | 2003-10-01 |
ES2254714T3 (es) | 2006-06-16 |
KR100843008B1 (ko) | 2008-07-01 |
EP1417249A1 (de) | 2004-05-12 |
DE10139293A1 (de) | 2003-02-27 |
WO2003014189A1 (de) | 2003-02-20 |
CN100374481C (zh) | 2008-03-12 |
JP2004537624A (ja) | 2004-12-16 |
US7074944B2 (en) | 2006-07-11 |
MY127550A (en) | 2006-12-29 |
KR20040030945A (ko) | 2004-04-09 |
US20040186269A1 (en) | 2004-09-23 |
ATE310764T1 (de) | 2005-12-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: BASF SE, 67063 LUDWIGSHAFEN, DE |