JPS5359640A - Preparation of threphthalic acid of high quality - Google Patents

Preparation of threphthalic acid of high quality

Info

Publication number
JPS5359640A
JPS5359640A JP13326476A JP13326476A JPS5359640A JP S5359640 A JPS5359640 A JP S5359640A JP 13326476 A JP13326476 A JP 13326476A JP 13326476 A JP13326476 A JP 13326476A JP S5359640 A JPS5359640 A JP S5359640A
Authority
JP
Japan
Prior art keywords
high quality
acid
threphthalic
preparation
compound
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.)
Pending
Application number
JP13326476A
Other languages
English (en)
Inventor
Hiroshi Morimoto
Yasoji Toda
Hajime Torigata
Kenji Nakaoka
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.)
Toray Industries Inc
Original Assignee
Toray Industries 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 Toray Industries Inc filed Critical Toray Industries Inc
Priority to JP13326476A priority Critical patent/JPS5359640A/ja
Priority to DE19772749638 priority patent/DE2749638A1/de
Priority to GB7746264A priority patent/GB1542231A/en
Publication of JPS5359640A publication Critical patent/JPS5359640A/ja
Pending 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
    • 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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
JP13326476A 1976-11-08 1976-11-08 Preparation of threphthalic acid of high quality Pending JPS5359640A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP13326476A JPS5359640A (en) 1976-11-08 1976-11-08 Preparation of threphthalic acid of high quality
DE19772749638 DE2749638A1 (de) 1976-11-08 1977-11-05 Verfahren zur herstellung von terephthalsaeure
GB7746264A GB1542231A (en) 1976-11-08 1977-11-07 Process for producing fibre grade terephthalic acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13326476A JPS5359640A (en) 1976-11-08 1976-11-08 Preparation of threphthalic acid of high quality

Publications (1)

Publication Number Publication Date
JPS5359640A true JPS5359640A (en) 1978-05-29

Family

ID=15100541

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13326476A Pending JPS5359640A (en) 1976-11-08 1976-11-08 Preparation of threphthalic acid of high quality

Country Status (3)

Country Link
JP (1) JPS5359640A (ja)
DE (1) DE2749638A1 (ja)
GB (1) GB1542231A (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07116097B2 (ja) * 1986-11-20 1995-12-13 三菱瓦斯化学株式会社 ピロメリツト酸の製造方法
DE4441881A1 (de) 1994-11-24 1996-05-30 Hoechst Ag Verfahren zur Herstellung bromierter oder chlorierter aromatischer Carbonsäuren
US20020151745A1 (en) 1999-05-10 2002-10-17 Kazuo Tanaka Process for producing pyromellitic acid
EP1052239B1 (en) * 1999-05-10 2004-04-14 Mitsubishi Gas Chemical Company, Inc. Process for producing pyromellitic acid
ES2848325B2 (es) * 2019-01-08 2023-10-03 Sabic Global Technologies Bv Metodo de produccion de acido dicarboxilico usando cocatalizador de cerio
KR20230023618A (ko) * 2020-06-16 2023-02-17 사빅 글로벌 테크놀러지스 비.브이. 철 공촉매를 사용한 방향족 디카복실산의 제조 방법
CN113617363B (zh) * 2021-08-30 2023-03-17 武汉强丰新特科技有限公司 一种负载型多金属氧化物催化剂及其制备方法和应用

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51101944A (en) * 1975-02-10 1976-09-08 Mitsubishi Gas Chemical Co Terefutarusanno seizohoho

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51101944A (en) * 1975-02-10 1976-09-08 Mitsubishi Gas Chemical Co Terefutarusanno seizohoho

Also Published As

Publication number Publication date
GB1542231A (en) 1979-03-14
DE2749638A1 (de) 1978-05-11

Similar Documents

Publication Publication Date Title
JPS5295609A (en) Preparation of methacrylic acid
JPS5359640A (en) Preparation of threphthalic acid of high quality
JPS535132A (en) Preparation of benzaldehyde
JPS5291835A (en) Prepation of terephtalic acid for direct polymerization
JPS5277022A (en) Preparation of aromatic carboxylic acids
JPS5291837A (en) Preparation of p-nitrobenzoic acid
JPS5297929A (en) Preparation of aromatic carboxylic acids
JPS52111587A (en) Preparation of 6-aminopenam carboxylic acid-1-oxide or its derivatives
JPS52128339A (en) Preparation of formylated phenoxy compounds
JPS52153908A (en) Preparation of allyl acetic acid
JPS5233614A (en) Process for preparation of acetic acid
JPS51127034A (en) Process for preparation of aromatic carboxylic acids
JPS539713A (en) Preparation of maleic anhydride
JPS5335795A (en) Preparation of polyester
JPS52111506A (en) Simultaneous preparation of 1,3-butadiene and methacrolein
JPS5325516A (en) Simultaneous preparation of epsilon-caprolactones and carboxylic acids
JPS5323921A (en) Preparation of methacrylic acid
JPS5356612A (en) Purification of maleic acid anhydride
JPS5273818A (en) Production of unsaturated carboxylic
JPS5277023A (en) Preparation of aromatic carboxylic acids
JPS5384931A (en) Preparation of terephthalic acid
JPS52139014A (en) Synthesis of carboxylic acid glycol esters
JPS5217414A (en) Process for preparation of alkyleneglycoholesters
JPS5295593A (en) Production of bromine from hydrogen bromide
JPS5268137A (en) Preparation of phthalic acid anhydride