DE69012689D1 - Verfahren zur Herstellung von aromatischen Polycarbonsäuren. - Google Patents

Verfahren zur Herstellung von aromatischen Polycarbonsäuren.

Info

Publication number
DE69012689D1
DE69012689D1 DE69012689T DE69012689T DE69012689D1 DE 69012689 D1 DE69012689 D1 DE 69012689D1 DE 69012689 T DE69012689 T DE 69012689T DE 69012689 T DE69012689 T DE 69012689T DE 69012689 D1 DE69012689 D1 DE 69012689D1
Authority
DE
Germany
Prior art keywords
preparation
polycarboxylic acids
aromatic polycarboxylic
aromatic
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
Application number
DE69012689T
Other languages
English (en)
Other versions
DE69012689T2 (de
Inventor
Kazuo Yoshida
Nobuyuki Okubo
Toshiharu Matsuda
Yutaka Konai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kureha Corp
Original Assignee
Kureha Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Kureha Corp filed Critical Kureha Corp
Application granted granted Critical
Publication of DE69012689D1 publication Critical patent/DE69012689D1/de
Publication of DE69012689T2 publication Critical patent/DE69012689T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
    • C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
    • 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
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without 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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE69012689T 1989-07-20 1990-07-02 Verfahren zur Herstellung von aromatischen Polycarbonsäuren. Expired - Fee Related DE69012689T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1186062A JP2775641B2 (ja) 1989-07-20 1989-07-20 芳香族ポリカルボン酸の製造法

Publications (2)

Publication Number Publication Date
DE69012689D1 true DE69012689D1 (de) 1994-10-27
DE69012689T2 DE69012689T2 (de) 1995-03-02

Family

ID=16181725

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69012689T Expired - Fee Related DE69012689T2 (de) 1989-07-20 1990-07-02 Verfahren zur Herstellung von aromatischen Polycarbonsäuren.

Country Status (4)

Country Link
US (1) US5087742A (de)
EP (1) EP0409437B1 (de)
JP (1) JP2775641B2 (de)
DE (1) DE69012689T2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5334754A (en) * 1992-08-14 1994-08-02 Eastman Chemical Company Process for preparing 2,5-diphenylterephthalic acid by oxidation
CN103483186B (zh) * 2013-08-29 2015-07-01 中唯炼焦技术国家工程研究中心有限责任公司 4,4′-联苯二甲酸的合成方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB833440A (en) * 1956-10-31 1960-04-27 Ici Ltd Preparation of aromatic carboxylic acids
US3406196A (en) * 1964-09-30 1968-10-15 Du Pont Oxidation of polyalkyl aromatics to polycarboxylic acids
EP0013100B1 (de) * 1978-12-21 1982-05-19 Imperial Chemical Industries Plc Bromrückgewinnung aus den Abgasen eines mit Brom katalysierten Oxydationsverfahrens
US4670581A (en) * 1983-01-27 1987-06-02 Sugai Chemical Industry Co., Ltd. Biphenyl compounds and process for producing the same
EP0142719B1 (de) * 1983-10-24 1987-07-08 Teijin Petrochemical Industries Ltd. Verfahren zur Herstellung von Naphthalin-2,6-dicarbonsäure
US4665215A (en) * 1984-07-24 1987-05-12 Celanese Corporation Process for producing 4-acetoxybenzoic acid

Also Published As

Publication number Publication date
JPH0352840A (ja) 1991-03-07
JP2775641B2 (ja) 1998-07-16
US5087742A (en) 1992-02-11
DE69012689T2 (de) 1995-03-02
EP0409437B1 (de) 1994-09-21
EP0409437A3 (en) 1992-03-25
EP0409437A2 (de) 1991-01-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: BARZ, P., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 80803 MUENCHEN

8339 Ceased/non-payment of the annual fee