GB1143072A - Purification of esters - Google Patents

Purification of esters

Info

Publication number
GB1143072A
GB1143072A GB309966A GB309966A GB1143072A GB 1143072 A GB1143072 A GB 1143072A GB 309966 A GB309966 A GB 309966A GB 309966 A GB309966 A GB 309966A GB 1143072 A GB1143072 A GB 1143072A
Authority
GB
United Kingdom
Prior art keywords
terephthalates
adsorbent
hydroxyalkyl
jan
alumina
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
GB309966A
Other languages
English (en)
Inventor
Colin Bertie Cotterill
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries 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.)
Filing date
Publication date
Priority to FR1508857D priority Critical patent/FR1508857A/fr
Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Priority to GB309966A priority patent/GB1143072A/en
Priority to NL6700858A priority patent/NL6700858A/xx
Priority to AT64867A priority patent/AT270624B/de
Priority to DE19671618526 priority patent/DE1618526A1/de
Publication of GB1143072A publication Critical patent/GB1143072A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/56—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
GB309966A 1966-01-24 1966-01-24 Purification of esters Expired GB1143072A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR1508857D FR1508857A (ko) 1966-01-24
GB309966A GB1143072A (en) 1966-01-24 1966-01-24 Purification of esters
NL6700858A NL6700858A (ko) 1966-01-24 1967-01-19
AT64867A AT270624B (de) 1966-01-24 1967-01-23 Verfahren zur Reinigung von Di-(hydroxyalkyl)-terephthalaten, insbesondere Bis-(β-hydroxyäthyl)-terephthalat
DE19671618526 DE1618526A1 (de) 1966-01-24 1967-01-24 Verfahren zur Reinigung von Estern

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB309966A GB1143072A (en) 1966-01-24 1966-01-24 Purification of esters

Publications (1)

Publication Number Publication Date
GB1143072A true GB1143072A (en) 1969-02-19

Family

ID=9751915

Family Applications (1)

Application Number Title Priority Date Filing Date
GB309966A Expired GB1143072A (en) 1966-01-24 1966-01-24 Purification of esters

Country Status (5)

Country Link
AT (1) AT270624B (ko)
DE (1) DE1618526A1 (ko)
FR (1) FR1508857A (ko)
GB (1) GB1143072A (ko)
NL (1) NL6700858A (ko)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001056970A1 (fr) * 2000-02-04 2001-08-09 Aies Co., Ltd. Procede de production de terephtalate de bis-?-hydroxyethyle de grande purete
WO2003101929A1 (fr) * 2002-06-04 2003-12-11 Aies Co., Ltd. Procedes de purification de bis(2-hydroxyethyl)terephtalate
US7030264B1 (en) * 2000-07-31 2006-04-18 Aies Co. Ltd. Bis-β-hydroxyethyl terephthalate

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001056970A1 (fr) * 2000-02-04 2001-08-09 Aies Co., Ltd. Procede de production de terephtalate de bis-?-hydroxyethyle de grande purete
US6710202B2 (en) 2000-02-04 2004-03-23 Aies Co., Ltd. Process for production of high-purity bis-β-hydroxyethyl terephthalate
US7030264B1 (en) * 2000-07-31 2006-04-18 Aies Co. Ltd. Bis-β-hydroxyethyl terephthalate
WO2003101929A1 (fr) * 2002-06-04 2003-12-11 Aies Co., Ltd. Procedes de purification de bis(2-hydroxyethyl)terephtalate
US7211193B2 (en) 2002-06-04 2007-05-01 Pet Rebirth Co., Ltd. Processes for the purification of bis(2-hydroxyethyl)terephthalate

Also Published As

Publication number Publication date
NL6700858A (ko) 1967-07-25
AT270624B (de) 1969-05-12
DE1618526A1 (de) 1971-11-25
FR1508857A (ko) 1968-03-20

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