DE60231663D1 - - Google Patents
Info
- Publication number
- DE60231663D1 DE60231663D1 DE60231663T DE60231663T DE60231663D1 DE 60231663 D1 DE60231663 D1 DE 60231663D1 DE 60231663 T DE60231663 T DE 60231663T DE 60231663 T DE60231663 T DE 60231663T DE 60231663 D1 DE60231663 D1 DE 60231663D1
- Authority
- DE
- Germany
- Prior art keywords
- diphenic acid
- till
- mixture
- residue
- filtering
- 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
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/31—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/IB2002/005612 WO2004056739A1 (en) | 2002-12-23 | 2002-12-23 | Process for the preparation of diphenic acid |
Publications (1)
Publication Number | Publication Date |
---|---|
DE60231663D1 true DE60231663D1 (de) | 2009-04-30 |
Family
ID=32676703
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60231663T Expired - Lifetime DE60231663D1 (de) | 2002-12-23 | 2002-12-23 |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP1575894B1 (de) |
JP (1) | JP4448035B2 (de) |
CN (1) | CN100336793C (de) |
AT (1) | ATE425949T1 (de) |
AU (1) | AU2002348768B2 (de) |
CA (1) | CA2511727C (de) |
DE (1) | DE60231663D1 (de) |
WO (1) | WO2004056739A1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8513172B2 (en) * | 2004-10-25 | 2013-08-20 | The Lubrizol Corporation | Process for preparing polymers and compositions thereof |
CN101565368B (zh) * | 2009-06-08 | 2012-07-25 | 渤海大学 | 一种制备2,2'-联苯二甲酸的方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE580972A (de) * | 1958-07-29 | |||
JPS6256451A (ja) * | 1985-09-05 | 1987-03-12 | Kawasaki Steel Corp | ジフエン酸の製造方法 |
CN1023117C (zh) * | 1989-04-12 | 1993-12-15 | 大连理工大学 | 菲用相转移催化氧化法制联苯二甲酸 |
-
2002
- 2002-12-23 CN CNB028301838A patent/CN100336793C/zh not_active Expired - Fee Related
- 2002-12-23 JP JP2004561723A patent/JP4448035B2/ja not_active Expired - Fee Related
- 2002-12-23 WO PCT/IB2002/005612 patent/WO2004056739A1/en active Application Filing
- 2002-12-23 EP EP02781714A patent/EP1575894B1/de not_active Expired - Lifetime
- 2002-12-23 CA CA2511727A patent/CA2511727C/en not_active Expired - Fee Related
- 2002-12-23 DE DE60231663T patent/DE60231663D1/de not_active Expired - Lifetime
- 2002-12-23 AU AU2002348768A patent/AU2002348768B2/en not_active Ceased
- 2002-12-23 AT AT02781714T patent/ATE425949T1/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP1575894B1 (de) | 2009-03-18 |
EP1575894A1 (de) | 2005-09-21 |
JP4448035B2 (ja) | 2010-04-07 |
WO2004056739A1 (en) | 2004-07-08 |
CA2511727C (en) | 2011-09-06 |
AU2002348768A1 (en) | 2004-07-14 |
CN100336793C (zh) | 2007-09-12 |
CN1735580A (zh) | 2006-02-15 |
AU2002348768B2 (en) | 2009-04-23 |
ATE425949T1 (de) | 2009-04-15 |
JP2006511574A (ja) | 2006-04-06 |
CA2511727A1 (en) | 2004-07-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |