BE548960A - Purification de l'acide terephtalique. - Google Patents

Purification de l'acide terephtalique.

Info

Publication number: BE548960A
Authority: BE; Belgium
Prior art keywords: purification; terephthalic acid; terephthalic; acid
Prior art date: 1955-06-24

Application number

BE548960A

Other languages

English (en)

Original Assignee

Ici Ltd

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.)

1955-06-24

Filing date

1956-06-23

Publication date

1959-11-20

1956-06-23 Application filed by Ici Ltd filed Critical Ici Ltd

1959-11-20 Publication of BE548960A publication Critical patent/BE548960A/fr

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
238000000746 purification Methods 0.000 title 1

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/02—Preparation of carboxylic acids or their salts, halides or anhydrides from salts of carboxylic acids
- 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)

BE548960A 1955-06-24 1956-06-23 Purification de l'acide terephtalique. BE548960A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB18279/55A GB777782A (en)	1955-06-24	1955-06-24	Purification of terephthalic acid

Publications (1)

Publication Number	Publication Date
BE548960A true BE548960A (fr)	1959-11-20

Family

ID=10109742

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE548960A BE548960A (fr)	1955-06-24	1956-06-23	Purification de l'acide terephtalique.

Country Status (5)

Country	Link
BE (1)	BE548960A (fr)
DE (1)	DE1082899B (fr)
FR (1)	FR1153232A (fr)
GB (1)	GB777782A (fr)
NL (1)	NL94268C (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3047621A (en) *		1962-07-31		Purification of phthalic acids
DE1089746B (de) *	1957-06-28	1960-09-29	Ici Ltd	Verfahren zur Reinigung von Terephthalsaeure
NL245503A (fr) *	1958-11-18
US3095445A (en) *	1959-07-16	1963-06-25	Standard Oil Co	Cyclic process for reuse of sulfur dioxide in the purification of aromatic dicarboxylic acids
US3205260A (en) *	1960-03-02	1965-09-07	Montedison Spa	Process for the purification of terephthalic acid
US3115521A (en) *	1960-04-29	1963-12-24	Standard Oil Co	Aromatic acid purification
NL276789A (fr) *	1961-04-25
US3243457A (en) *	1963-04-05	1966-03-29	Teijin Ltd	Process for producing purified terephthalic acid
FR2991028B1 (fr)	2012-05-25	2014-07-04	Snecma	Virole de chambre de combustion de turbomachine

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB695170A (en) *	1950-09-07	1953-08-05	Bofors Ab	Method of purifying organic compounds
DE1017611B (de) *	1953-12-31	1957-10-17	Basf Ag	Verfahren zur Abtrennung von Begleitstoffen aus festen, kristallinen Stoffen oder Stoffgemischen

1955
- 1955-06-24 GB GB18279/55A patent/GB777782A/en not_active Expired
1956
- 1956-05-23 NL NL207342A patent/NL94268C/nl active
- 1956-05-28 DE DEI11744A patent/DE1082899B/de active Pending
- 1956-06-08 FR FR1153232D patent/FR1153232A/fr not_active Expired
- 1956-06-23 BE BE548960A patent/BE548960A/fr unknown

Also Published As

Publication number	Publication date
DE1082899B (de)	1960-06-09
NL94268C (nl)	1960-05-16
FR1153232A (fr)	1958-03-04
GB777782A (en)	1957-06-26

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