FR2301507A1 - Procede pour empecher le noircissement d'acide phtalique - Google Patents

Procede pour empecher le noircissement d'acide phtalique

Info

Publication number
FR2301507A1
FR2301507A1 FR7604303A FR7604303A FR2301507A1 FR 2301507 A1 FR2301507 A1 FR 2301507A1 FR 7604303 A FR7604303 A FR 7604303A FR 7604303 A FR7604303 A FR 7604303A FR 2301507 A1 FR2301507 A1 FR 2301507A1
Authority
FR
France
Prior art keywords
blackening
preventing
phthalic acid
phthalic
acid
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.)
Granted
Application number
FR7604303A
Other languages
English (en)
French (fr)
Other versions
FR2301507B1 (enExample
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
Publication of FR2301507A1 publication Critical patent/FR2301507A1/fr
Application granted granted Critical
Publication of FR2301507B1 publication Critical patent/FR2301507B1/fr
Granted 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

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)
FR7604303A 1975-02-18 1976-02-17 Procede pour empecher le noircissement d'acide phtalique Granted FR2301507A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50020090A JPS5198234A (en) 1975-02-18 1975-02-18 Futarusanno kokushokukaoboshisuruhoho

Publications (2)

Publication Number Publication Date
FR2301507A1 true FR2301507A1 (fr) 1976-09-17
FR2301507B1 FR2301507B1 (enExample) 1979-02-02

Family

ID=12017395

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7604303A Granted FR2301507A1 (fr) 1975-02-18 1976-02-17 Procede pour empecher le noircissement d'acide phtalique

Country Status (9)

Country Link
US (1) US4214100A (enExample)
JP (1) JPS5198234A (enExample)
BE (1) BE838647A (enExample)
CA (1) CA1049552A (enExample)
DE (1) DE2605363C3 (enExample)
FR (1) FR2301507A1 (enExample)
GB (1) GB1508241A (enExample)
IT (1) IT1057191B (enExample)
NL (1) NL179903C (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55145637A (en) * 1979-05-02 1980-11-13 Teijin Hercules Kk Preparation of aromatic carboxylic acid or its methyl ester
JPH03112526A (ja) * 1989-09-28 1991-05-14 Matsushita Electric Ind Co Ltd 野菜切り機
JPH08325197A (ja) * 1995-05-30 1996-12-10 Mitsubishi Gas Chem Co Inc テレフタル酸の製造方法
CN1323286A (zh) 1998-09-10 2001-11-21 埃克森化学专利公司 用离子液制备芳香醛的方法
CN113214078A (zh) * 2021-05-26 2021-08-06 宜兴市阳洋塑料助剂有限公司 一种利用对苯二甲酸生产废料回收制备对苯二甲酸二辛酯的方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2963509A (en) * 1958-03-10 1960-12-06 Mid Century Corp Process for oxidation of mono-alkyl benzene
JPS5136258B1 (enExample) * 1963-04-02 1976-10-07
US3595908A (en) * 1966-11-01 1971-07-27 Inst Francais Du Petrole Two-step oxidation of paraxylene for the production of terephthalic acid
FR2113424A5 (enExample) * 1970-11-01 1972-06-23 Maruzen Oil Co Ltd

Also Published As

Publication number Publication date
NL179903C (nl) 1986-12-01
NL7601600A (nl) 1976-08-20
JPS5628897B2 (enExample) 1981-07-04
NL179903B (nl) 1986-07-01
GB1508241A (en) 1978-04-19
JPS5198234A (en) 1976-08-30
CA1049552A (en) 1979-02-27
DE2605363C3 (de) 1979-07-12
IT1057191B (it) 1982-03-10
DE2605363B2 (de) 1978-10-26
US4214100A (en) 1980-07-22
DE2605363A1 (de) 1976-08-26
FR2301507B1 (enExample) 1979-02-02
BE838647A (fr) 1976-06-16

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Legal Events

Date Code Title Description
ST Notification of lapse