BE785598A - Procede de preparation d'acide terephtalique tres pur - Google Patents

Procede de preparation d'acide terephtalique tres pur

Info

Publication number: BE785598A
Authority: BE; Belgium
Prior art keywords: preparation; terephthalic acid; pure terephthalic; pure; acid
Prior art date: 1971-06-30

Application number

BE785598A

Other languages

English (en)

French (fr)

Inventor

K Matsuzawa

T Kimura

Y Murao

H Hashizuma

Original Assignee

Mitsubishi Chem Ind

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.)

1971-06-30

Filing date

1972-06-29

Publication date

1972-12-29

1972-06-29 Application filed by Mitsubishi Chem Ind filed Critical Mitsubishi Chem Ind

1972-12-29 Publication of BE785598A publication Critical patent/BE785598A/xx

Links

KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 title 2

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
- 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
- C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Oil, Petroleum & Natural Gas (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Catalysts (AREA)

BE785598A 1971-06-30 1972-06-29 Procede de preparation d'acide terephtalique tres pur BE785598A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP4787771		1971-06-30

Publications (1)

Publication Number	Publication Date
BE785598A true BE785598A (fr)	1972-12-29

Family

ID=12787596

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE785598A BE785598A (fr)	1971-06-30	1972-06-29	Procede de preparation d'acide terephtalique tres pur

Country Status (5)

Country	Link
BE (1)	BE785598A (it)
DE (1)	DE2232253A1 (it)
FR (1)	FR2143827A1 (it)
IT (1)	IT956984B (it)
NL (1)	NL7209012A (it)

1972
- 1972-06-28 FR FR7223381A patent/FR2143827A1/fr not_active Withdrawn
- 1972-06-29 BE BE785598A patent/BE785598A/xx unknown
- 1972-06-29 NL NL7209012A patent/NL7209012A/xx unknown
- 1972-06-30 IT IT2642672A patent/IT956984B/it active
- 1972-06-30 DE DE19722232253 patent/DE2232253A1/de active Pending

Also Published As

Publication number	Publication date
FR2143827A1 (en)	1973-02-09
IT956984B (it)	1973-10-10
NL7209012A (it)	1973-01-03
DE2232253A1 (de)	1973-01-11

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