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FR1429745A - Process for the production of pure phthalic anhydride from o-xylene - Google Patents

Process for the production of pure phthalic anhydride from o-xylene

Info

Publication number
FR1429745A
FR1429745A FR11783A FR11783A FR1429745A FR 1429745 A FR1429745 A FR 1429745A FR 11783 A FR11783 A FR 11783A FR 11783 A FR11783 A FR 11783A FR 1429745 A FR1429745 A FR 1429745A
Authority
FR
France
Prior art keywords
xylene
production
phthalic anhydride
pure phthalic
pure
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
Application number
FR11783A
Other languages
French (fr)
Inventor
Helmut Nonnenmacher
Max Appl
Juergen Haug
Konstantin Andrussow
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.)
BASF SE
Original Assignee
BASF SE
Badische Anilin and Sodafabrik AG
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
Priority claimed from DEB76154A external-priority patent/DE1220407B/en
Application filed by BASF SE, Badische Anilin and Sodafabrik AG filed Critical BASF SE
Priority to FR11783A priority Critical patent/FR1429745A/en
Application granted granted Critical
Publication of FR1429745A publication Critical patent/FR1429745A/en
Expired 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
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • 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
    • C07C51/54—Preparation of carboxylic acid anhydrides
    • C07C51/573—Separation; Purification; Stabilisation; Use of additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
FR11783A 1964-04-02 1965-04-02 Process for the production of pure phthalic anhydride from o-xylene Expired FR1429745A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR11783A FR1429745A (en) 1964-04-02 1965-04-02 Process for the production of pure phthalic anhydride from o-xylene

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEB76154A DE1220407B (en) 1964-04-02 1964-04-02 Process for the production of pure phthalic anhydride
FR11783A FR1429745A (en) 1964-04-02 1965-04-02 Process for the production of pure phthalic anhydride from o-xylene

Publications (1)

Publication Number Publication Date
FR1429745A true FR1429745A (en) 1966-02-25

Family

ID=25967014

Family Applications (1)

Application Number Title Priority Date Filing Date
FR11783A Expired FR1429745A (en) 1964-04-02 1965-04-02 Process for the production of pure phthalic anhydride from o-xylene

Country Status (1)

Country Link
FR (1) FR1429745A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2367759A1 (en) * 1976-10-16 1978-05-12 Bayer Ag PHTHALIC ANHYDRIDE PURIFICATION PROCESS

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2367759A1 (en) * 1976-10-16 1978-05-12 Bayer Ag PHTHALIC ANHYDRIDE PURIFICATION PROCESS

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