DE69912636D1 - Verbessertes verfahren zur herstellung von hochreinen aromatischen carbonsäuren - Google Patents
Verbessertes verfahren zur herstellung von hochreinen aromatischen carbonsäurenInfo
- Publication number
- DE69912636D1 DE69912636D1 DE69912636T DE69912636T DE69912636D1 DE 69912636 D1 DE69912636 D1 DE 69912636D1 DE 69912636 T DE69912636 T DE 69912636T DE 69912636 T DE69912636 T DE 69912636T DE 69912636 D1 DE69912636 D1 DE 69912636D1
- Authority
- DE
- Germany
- Prior art keywords
- production
- carboxylic acids
- improved method
- aromatic carboxylic
- purity aromatic
- 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
- 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
- C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
-
- 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)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/201,634 US6245939B1 (en) | 1998-11-30 | 1998-11-30 | Process for producing highly pure aromatic carboxylic acids |
| US201634 | 1998-11-30 | ||
| PCT/US1999/027559 WO2000032548A1 (en) | 1998-11-30 | 1999-11-22 | Improved process for producing highly pure aromatic carboxylic acids |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69912636D1 true DE69912636D1 (de) | 2003-12-11 |
| DE69912636T2 DE69912636T2 (de) | 2004-09-16 |
Family
ID=22746628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69912636T Expired - Lifetime DE69912636T2 (de) | 1998-11-30 | 1999-11-22 | Verbessertes verfahren zur herstellung von hochreinen aromatischen carbonsäuren |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US6245939B1 (de) |
| EP (1) | EP1135355B1 (de) |
| KR (1) | KR100596600B1 (de) |
| CN (1) | CN1138745C (de) |
| AR (1) | AR021417A1 (de) |
| AT (1) | ATE253544T1 (de) |
| BR (1) | BR9916866B1 (de) |
| CA (1) | CA2345448C (de) |
| DE (1) | DE69912636T2 (de) |
| DZ (1) | DZ2950A1 (de) |
| EG (1) | EG22328A (de) |
| ES (1) | ES2211204T3 (de) |
| ID (1) | ID28784A (de) |
| TR (1) | TR200101534T2 (de) |
| TW (1) | TW561145B (de) |
| WO (1) | WO2000032548A1 (de) |
| ZA (1) | ZA200102548B (de) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8697906B2 (en) * | 2006-03-01 | 2014-04-15 | Grupo Petrotemex, S.A. De C.V. | Methods and apparatus for producing a low-moisture carboxylic acid wet cake |
| US8173836B2 (en) * | 2006-03-01 | 2012-05-08 | Grupo Petrotemex, S.A. De C.V. | Method and apparatus for drying carboxylic acid |
| US9744033B2 (en) | 2011-04-01 | 2017-08-29 | W.L. Gore & Associates, Inc. | Elastomeric leaflet for prosthetic heart valves |
| US9554806B2 (en) | 2011-09-16 | 2017-01-31 | W. L. Gore & Associates, Inc. | Occlusive devices |
| US9510935B2 (en) | 2012-01-16 | 2016-12-06 | W. L. Gore & Associates, Inc. | Articles including expanded polytetrafluoroethylene membranes with serpentine fibrils and having a discontinuous fluoropolymer layer thereon |
| US11911258B2 (en) | 2013-06-26 | 2024-02-27 | W. L. Gore & Associates, Inc. | Space filling devices |
| CA2986047C (en) | 2015-05-14 | 2020-11-10 | W. L. Gore & Associates, Inc. | Devices and methods for occlusion of an atrial appendage |
| US11173023B2 (en) | 2017-10-16 | 2021-11-16 | W. L. Gore & Associates, Inc. | Medical devices and anchors therefor |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ZA846501B (en) * | 1983-08-30 | 1985-03-27 | Minpro Pty Ltd | Mineral processing installation |
| US4626598A (en) * | 1985-06-17 | 1986-12-02 | Amoco Corporation | Purification of terephthalic acid |
| US4629715A (en) * | 1985-10-07 | 1986-12-16 | Amoco Corporation | Purification of terephthalic acid to relatively low levels of 4-carboxybenzaldehyde and catalyst therefor |
| US5062709A (en) * | 1990-04-25 | 1991-11-05 | Amoco Corporation | Process for monitoring particle size and moisture content of finely divided material |
| JPH0769975A (ja) * | 1993-08-27 | 1995-03-14 | Mitsubishi Chem Corp | 高純度テレフタル酸の製造方法 |
-
1998
- 1998-11-30 US US09/201,634 patent/US6245939B1/en not_active Expired - Fee Related
-
1999
- 1999-11-22 ES ES99960531T patent/ES2211204T3/es not_active Expired - Lifetime
- 1999-11-22 DE DE69912636T patent/DE69912636T2/de not_active Expired - Lifetime
- 1999-11-22 AT AT99960531T patent/ATE253544T1/de not_active IP Right Cessation
- 1999-11-22 EP EP99960531A patent/EP1135355B1/de not_active Expired - Lifetime
- 1999-11-22 ID IDW00200101145A patent/ID28784A/id unknown
- 1999-11-22 KR KR1020017006676A patent/KR100596600B1/ko not_active IP Right Cessation
- 1999-11-22 CA CA002345448A patent/CA2345448C/en not_active Expired - Fee Related
- 1999-11-22 BR BRPI9916866-9A patent/BR9916866B1/pt not_active IP Right Cessation
- 1999-11-22 TR TR2001/01534T patent/TR200101534T2/xx unknown
- 1999-11-22 CN CNB998137847A patent/CN1138745C/zh not_active Expired - Lifetime
- 1999-11-22 WO PCT/US1999/027559 patent/WO2000032548A1/en active IP Right Grant
- 1999-11-23 TW TW088120442A patent/TW561145B/zh not_active IP Right Cessation
- 1999-11-26 AR ARP990106041A patent/AR021417A1/es active IP Right Grant
- 1999-11-28 DZ DZ990250A patent/DZ2950A1/xx active
- 1999-11-29 EG EG151499A patent/EG22328A/xx active
-
2001
- 2001-03-28 ZA ZA200102548A patent/ZA200102548B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| TW561145B (en) | 2003-11-11 |
| KR20010080618A (ko) | 2001-08-22 |
| BR9916866B1 (pt) | 2011-05-31 |
| DZ2950A1 (fr) | 2004-03-15 |
| EP1135355A1 (de) | 2001-09-26 |
| ID28784A (id) | 2001-07-05 |
| ES2211204T3 (es) | 2004-07-01 |
| TR200101534T2 (tr) | 2002-04-22 |
| AR021417A1 (es) | 2002-07-17 |
| CN1328536A (zh) | 2001-12-26 |
| US6245939B1 (en) | 2001-06-12 |
| CN1138745C (zh) | 2004-02-18 |
| EP1135355B1 (de) | 2003-11-05 |
| BR9916866A (pt) | 2001-11-13 |
| ATE253544T1 (de) | 2003-11-15 |
| CA2345448A1 (en) | 2000-06-08 |
| KR100596600B1 (ko) | 2006-07-06 |
| DE69912636T2 (de) | 2004-09-16 |
| WO2000032548A1 (en) | 2000-06-08 |
| EG22328A (en) | 2002-12-31 |
| ZA200102548B (en) | 2002-03-28 |
| CA2345448C (en) | 2009-02-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8327 | Change in the person/name/address of the patent owner |
Owner name: ADVANSA BV, HOOFDDORP, NL |
|
| 8328 | Change in the person/name/address of the agent |
Representative=s name: PATENTANWAELTE ZELLENTIN & PARTNER GBR, 80331 MUENCHEN |
|
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: LA SEDA DE BARCELONA S.A., BARCELONA, ES |