DE69020119D1 - Verfahren zur Herstellung von hochreiner Naphthalin-2,6-Dicarbonsäure. - Google Patents

Verfahren zur Herstellung von hochreiner Naphthalin-2,6-Dicarbonsäure.

Info

Publication number
DE69020119D1
DE69020119D1 DE69020119T DE69020119T DE69020119D1 DE 69020119 D1 DE69020119 D1 DE 69020119D1 DE 69020119 T DE69020119 T DE 69020119T DE 69020119 T DE69020119 T DE 69020119T DE 69020119 D1 DE69020119 D1 DE 69020119D1
Authority
DE
Germany
Prior art keywords
preparation
dicarboxylic acid
purity naphthalene
naphthalene
purity
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
DE69020119T
Other languages
English (en)
Other versions
DE69020119T2 (de
Inventor
Toru Tanaka
Masato Inari
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.)
Mitsubishi Gas Chemical Co Inc
Original Assignee
Mitsubishi Gas Chemical Co Inc
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 Mitsubishi Gas Chemical Co Inc filed Critical Mitsubishi Gas Chemical Co Inc
Application granted granted Critical
Publication of DE69020119D1 publication Critical patent/DE69020119D1/de
Publication of DE69020119T2 publication Critical patent/DE69020119T2/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
    • C07C51/09—Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones

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)
DE69020119T 1989-11-15 1990-11-15 Verfahren zur Herstellung von hochreiner Naphthalin-2,6-Dicarbonsäure. Expired - Fee Related DE69020119T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1294909A JP2874223B2 (ja) 1989-11-15 1989-11-15 高純度２，６‐ナフタリンジカルボン酸の製造法

Publications (2)

Publication Number Publication Date
DE69020119D1 true DE69020119D1 (de) 1995-07-20
DE69020119T2 DE69020119T2 (de) 1995-11-23

Family

ID=17813828

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69020119T Expired - Fee Related DE69020119T2 (de) 1989-11-15 1990-11-15 Verfahren zur Herstellung von hochreiner Naphthalin-2,6-Dicarbonsäure.

Country Status (4)

Country Link
US (1) US5068410A (de)
EP (1) EP0432910B1 (de)
JP (1) JP2874223B2 (de)
DE (1) DE69020119T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5563294A (en) * 1991-12-19 1996-10-08 Amoco Corporation Process for preparing purified 2,6-naphthalenedicarboxylic acid
WO1993012065A1 (en) * 1991-12-19 1993-06-24 Amoco Corporation Process for preparing purified 2,6-naphthalenedicarboxylic acid
US5292934A (en) * 1992-06-18 1994-03-08 Amoco Corporation Method for preparing aromatic carboxylic acids
US5767311A (en) * 1995-06-07 1998-06-16 Glitsch International, Inc. Method and apparatus for preparing purified terephtalic acid
US5929274A (en) * 1995-06-07 1999-07-27 Hfm International, Inc. Method to reduce carboxybenzaldehyde isomers in terephthalic acid or isophthalic acid
US6013835A (en) * 1995-06-07 2000-01-11 Hfm International, Inc. Method and apparatus for preparing purified terephthalic acid
US6054610A (en) * 1995-06-07 2000-04-25 Hfm International, Inc. Method and apparatus for preparing purified terephthalic acid and isophthalic acid from mixed xylenes
US6103930A (en) * 1997-10-01 2000-08-15 E. I. Du Pont De Nemours And Company Recovery of 2,6-naphthalene dicarboxylic acid from polyesters
US6426431B1 (en) * 1999-08-30 2002-07-30 Mossi & Ghisolfi Overseas S.A. Method for increasing the yield of 2,6 -NDA
EP3038997B1 (de) * 2013-08-30 2018-02-21 Synvina C.V. Verfahren zur reinigung von einer carbonsäure mischung, enthaltend 2-formyl-furan-5-carbonsäure und furan-2,5-dicarbonsäure

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1299627B (de) * 1966-08-31 1969-07-24 Dynamit Nobel Ag Verfahren zur Herstellung von reinster Terepthalsaeure
US3856855A (en) * 1970-02-17 1974-12-24 Teijin Ltd Process for preparation of naphthalene monocarboxylic acid or naphthalene dicarboxylic acid
JPS563337B2 (de) * 1971-09-03 1981-01-24
JPS5220994B2 (de) * 1971-11-15 1977-06-07
JPS6038082B2 (ja) * 1980-08-12 1985-08-30 井関農機株式会社 畦成形装置
DE3671009D1 (de) * 1985-08-16 1990-06-13 Huels Chemische Werke Ag Verfahren zur herstellung von 2,6-naphthalindicarbonsaeure.
JPH0665658B2 (ja) * 1985-09-11 1994-08-24 三菱化成株式会社 ２，６−ナフタレンジカルボン酸の製造方法
JPS6267048A (ja) * 1985-09-20 1987-03-26 Nippon Steel Chem Co Ltd ２，６−ナフタリンジカルボン酸の製造法
CA1303059C (en) * 1986-03-14 1992-06-09 Toshiharu Matsuda Process for producing 2,6-naphthalenedicarboxylic acid by oxidizing 2,6-diisopropylnaphthalene
JPS62230747A (ja) * 1986-03-31 1987-10-09 Kureha Chem Ind Co Ltd ２，６−ナフタレンジカルボン酸の精製法
JPH01180851A (ja) * 1988-01-11 1989-07-18 Mitsubishi Gas Chem Co Inc ２，６‐ナフタリンジカルボン酸の製造法

Also Published As

Publication number Publication date
JP2874223B2 (ja) 1999-03-24
EP0432910A2 (de) 1991-06-19
JPH03157348A (ja) 1991-07-05
DE69020119T2 (de) 1995-11-23
US5068410A (en) 1991-11-26
EP0432910A3 (en) 1992-08-05
EP0432910B1 (de) 1995-06-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee