NL187855C - Werkwijze ter bereiding van tereftaalzuur. - Google Patents

Werkwijze ter bereiding van tereftaalzuur.

Info

Publication number
NL187855C
NL187855C NLAANVRAGE7610271,A NL7610271A NL187855C NL 187855 C NL187855 C NL 187855C NL 7610271 A NL7610271 A NL 7610271A NL 187855 C NL187855 C NL 187855C
Authority
NL
Netherlands
Prior art keywords
terphalic
preparing
acid
terphalic acid
preparing terphalic
Prior art date
Application number
NLAANVRAGE7610271,A
Other languages
English (en)
Dutch (nl)
Other versions
NL7610271A (nl
NL187855B (nl
Original Assignee
Mitsubishi Gas Chemical Co
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 filed Critical Mitsubishi Gas Chemical Co
Publication of NL7610271A publication Critical patent/NL7610271A/xx
Publication of NL187855B publication Critical patent/NL187855B/xx
Application granted granted Critical
Publication of NL187855C publication Critical patent/NL187855C/xx

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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

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)
NLAANVRAGE7610271,A 1975-09-23 1976-09-15 Werkwijze ter bereiding van tereftaalzuur. NL187855C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50115160A JPS5239643A (en) 1975-09-23 1975-09-23 A process for preparing terephtalic acid

Publications (3)

Publication Number Publication Date
NL7610271A NL7610271A (nl) 1977-03-25
NL187855B NL187855B (nl) 1991-09-02
NL187855C true NL187855C (nl) 1992-02-03

Family

ID=14655806

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7610271,A NL187855C (nl) 1975-09-23 1976-09-15 Werkwijze ter bereiding van tereftaalzuur.

Country Status (9)

Country Link
US (1) US4245078A (fr)
JP (1) JPS5239643A (fr)
BE (1) BE846421A (fr)
CA (1) CA1051024A (fr)
DE (1) DE2642669C3 (fr)
FR (1) FR2325632A1 (fr)
GB (1) GB1498784A (fr)
IT (1) IT1068731B (fr)
NL (1) NL187855C (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5982134U (ja) * 1982-11-24 1984-06-02 株式会社大和合金製作所 滑り止めステツプ部材
JPS6386243U (fr) * 1986-11-26 1988-06-06
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
CA2343309A1 (fr) 1998-09-10 2000-03-23 Ramzi Yanni Saleh Procede de fabrication d'aldehydes aromatiques a partir de liquides ioniques
WO2014079572A1 (fr) 2012-11-23 2014-05-30 Eth Zurich Procédé pour la production de poly(téréphtalate d'éthylène) à faible empreinte carbone
JP7418964B2 (ja) * 2019-03-28 2024-01-22 三井化学株式会社 テレフタル酸の製造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3637829A (en) * 1968-05-08 1972-01-25 Petro Tex Chem Corp Liquid phase oxidation of mononuclear aromatic compounds
US3683017A (en) * 1970-04-01 1972-08-08 Fmc Corp Oxidation of p-xylene and p-tolujc acid to terephthalic acid

Also Published As

Publication number Publication date
DE2642669A1 (de) 1977-03-24
DE2642669C3 (de) 1979-11-08
GB1498784A (en) 1978-01-25
JPS568818B2 (fr) 1981-02-25
NL7610271A (nl) 1977-03-25
JPS5239643A (en) 1977-03-28
US4245078A (en) 1981-01-13
DE2642669B2 (de) 1979-01-25
BE846421A (fr) 1977-01-17
IT1068731B (it) 1985-03-21
CA1051024A (fr) 1979-03-20
NL187855B (nl) 1991-09-02
FR2325632B1 (fr) 1979-09-28
FR2325632A1 (fr) 1977-04-22

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Legal Events

Date Code Title Description
BC A request for examination has been filed
A85 Still pending on 85-01-01
V1 Lapsed because of non-payment of the annual fee