DE69214937T3 - Verfahren zur herstellung von gereinigten 2,6-naphthalindicarbonsäuren - Google Patents
Verfahren zur herstellung von gereinigten 2,6-naphthalindicarbonsäurenInfo
- Publication number
- DE69214937T3 DE69214937T3 DE69214937T DE69214937T DE69214937T3 DE 69214937 T3 DE69214937 T3 DE 69214937T3 DE 69214937 T DE69214937 T DE 69214937T DE 69214937 T DE69214937 T DE 69214937T DE 69214937 T3 DE69214937 T3 DE 69214937T3
- Authority
- DE
- Germany
- Prior art keywords
- naphthaline
- producing purified
- dicarbonic acids
- dicarbonic
- acids
- 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 - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
- C07C63/33—Polycyclic acids
- C07C63/337—Polycyclic acids with carboxyl groups bound to condensed ring systems
- C07C63/34—Polycyclic acids with carboxyl groups bound to condensed ring systems containing two condensed rings
- C07C63/38—Polycyclic acids with carboxyl groups bound to condensed ring systems containing two condensed rings containing two carboxyl groups both bound to carbon atoms of the condensed ring system
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/09—Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones
-
- 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
- C07C51/493—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification whereby carboxylic acid esters are formed
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US81048191A | 1991-12-19 | 1991-12-19 | |
PCT/US1992/010838 WO1993012065A1 (en) | 1991-12-19 | 1992-12-15 | Process for preparing purified 2,6-naphthalenedicarboxylic acid |
Publications (3)
Publication Number | Publication Date |
---|---|
DE69214937D1 DE69214937D1 (de) | 1996-12-05 |
DE69214937T2 DE69214937T2 (de) | 1997-02-27 |
DE69214937T3 true DE69214937T3 (de) | 2002-07-18 |
Family
ID=25203952
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69214937T Expired - Fee Related DE69214937T3 (de) | 1991-12-19 | 1992-12-15 | Verfahren zur herstellung von gereinigten 2,6-naphthalindicarbonsäuren |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0572628B2 (de) |
JP (1) | JPH06505512A (de) |
KR (1) | KR100276934B1 (de) |
CA (1) | CA2104283A1 (de) |
DE (1) | DE69214937T3 (de) |
ES (1) | ES2093404T5 (de) |
MX (1) | MX9207468A (de) |
SG (1) | SG52396A1 (de) |
WO (1) | WO1993012065A1 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0881208A4 (de) * | 1996-05-20 | 1999-09-29 | Mitsui Chemicals Inc | Naphthalindicarbonsäure-teilchen und verfahren zu ihrer herstellung |
US6426431B1 (en) * | 1999-08-30 | 2002-07-30 | Mossi & Ghisolfi Overseas S.A. | Method for increasing the yield of 2,6 -NDA |
US6642407B2 (en) * | 2001-05-18 | 2003-11-04 | Exxon Mobil Chemical Patents Inc. | Production, purification and polymerization of aromatic dicarboxylic acids |
US7547803B2 (en) | 2003-06-20 | 2009-06-16 | Mitsubishi Gas Chemical Company, Inc. | Process for producing a high purity aromatic polycarboxylic acid |
EP1591435A3 (de) * | 2004-03-26 | 2007-11-28 | Kabushiki Kaisha Ueno Seiyaku Oyo Kenkyujo | Verfahren zur Herstellung von naphthalen-2,6-Dicarbonsäure |
JP6934805B2 (ja) | 2017-10-31 | 2021-09-15 | 上野製薬株式会社 | 2,6−ナフタレンジカルボン酸の製造方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2916197C2 (de) * | 1979-04-21 | 1982-01-28 | Dynamit Nobel Ag, 5210 Troisdorf | Verfahren zur Herstellung von Terephthalsäure aus Dimethyltherephthalat als Zwischenprodukt |
JP2874223B2 (ja) * | 1989-11-15 | 1999-03-24 | 三菱瓦斯化学株式会社 | 高純度2,6‐ナフタリンジカルボン酸の製造法 |
JPH049352A (ja) * | 1990-02-08 | 1992-01-14 | Kawasaki Steel Corp | ナフタレンジカルボン酸の製造方法 |
-
1992
- 1992-12-15 EP EP93901353A patent/EP0572628B2/de not_active Expired - Lifetime
- 1992-12-15 KR KR1019930702471A patent/KR100276934B1/ko not_active IP Right Cessation
- 1992-12-15 ES ES93901353T patent/ES2093404T5/es not_active Expired - Lifetime
- 1992-12-15 DE DE69214937T patent/DE69214937T3/de not_active Expired - Fee Related
- 1992-12-15 WO PCT/US1992/010838 patent/WO1993012065A1/en active IP Right Grant
- 1992-12-15 CA CA002104283A patent/CA2104283A1/en not_active Abandoned
- 1992-12-15 SG SG1996003958A patent/SG52396A1/en unknown
- 1992-12-15 JP JP5511144A patent/JPH06505512A/ja active Pending
- 1992-12-21 MX MX9207468A patent/MX9207468A/es not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO1993012065A1 (en) | 1993-06-24 |
CA2104283A1 (en) | 1993-06-20 |
ES2093404T3 (es) | 1996-12-16 |
EP0572628A1 (de) | 1993-12-08 |
EP0572628B1 (de) | 1996-10-30 |
DE69214937D1 (de) | 1996-12-05 |
EP0572628B2 (de) | 2001-06-13 |
ES2093404T5 (es) | 2001-11-16 |
DE69214937T2 (de) | 1997-02-27 |
KR100276934B1 (ko) | 2001-02-01 |
SG52396A1 (en) | 1998-09-28 |
JPH06505512A (ja) | 1994-06-23 |
KR930703231A (ko) | 1993-11-29 |
MX9207468A (es) | 1993-06-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8366 | Restricted maintained after opposition proceedings | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: BP CORP. NORTH AMERICA INC. (N.D.GES.D. STAATES IN |
|
8339 | Ceased/non-payment of the annual fee |