GB1017605A - Improvements in or relating to the preparation of dialkyl terephthalates - Google Patents

Improvements in or relating to the preparation of dialkyl terephthalates

Info

Publication number
GB1017605A
GB1017605A GB27542/62A GB2754262A GB1017605A GB 1017605 A GB1017605 A GB 1017605A GB 27542/62 A GB27542/62 A GB 27542/62A GB 2754262 A GB2754262 A GB 2754262A GB 1017605 A GB1017605 A GB 1017605A
Authority
GB
United Kingdom
Prior art keywords
dimethyl terephthalate
terephthalate
zone
relating
preparation
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
GB27542/62A
Other languages
English (en)
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of GB1017605A publication Critical patent/GB1017605A/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
    • C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
    • 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
    • C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB27542/62A 1961-08-17 1962-07-18 Improvements in or relating to the preparation of dialkyl terephthalates Expired GB1017605A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US132087A US3227743A (en) 1961-08-17 1961-08-17 Production of dimethyl terephthalate

Publications (1)

Publication Number Publication Date
GB1017605A true GB1017605A (en) 1966-01-19

Family

ID=22452402

Family Applications (1)

Application Number Title Priority Date Filing Date
GB27542/62A Expired GB1017605A (en) 1961-08-17 1962-07-18 Improvements in or relating to the preparation of dialkyl terephthalates

Country Status (3)

Country Link
US (1) US3227743A (https=)
GB (1) GB1017605A (https=)
NL (1) NL282032A (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3396087A (en) * 1966-01-10 1968-08-06 Exxon Research Engineering Co Dimethylterephthalate recovery from paraxylene feed
US3927982A (en) * 1970-03-18 1975-12-23 Du Pont Recirculating apparatus for continuous esterification reactions
US3980441A (en) * 1972-05-20 1976-09-14 Chemische Werke Huls Aktiengesellschaft Apparatus for the production of dimethyl terephthalate by the esterification of terephthalic acid
DE2224869C3 (de) * 1972-05-20 1975-12-11 Chemische Werke Huels Ag, 4370 Marl Verfahren zur Herstellung von Dimethylterephthalat
US4015943A (en) * 1972-12-15 1977-04-05 Chemische Werke Huls Aktiengesellschaft Apparatus for the esterification of terephthalic acid in the gas phase
ES419510A1 (es) * 1972-12-15 1976-04-16 Huels Chemische Werke Ag Procedimiento para la esterificacion en la fase gaseosa de acido tereftalico.
US5391263A (en) * 1994-01-26 1995-02-21 E. I. Du Pont De Nemours And Company Process for the separation of glycols from dimethyl terephthalate
US6211398B1 (en) 1997-10-03 2001-04-03 Eastman Chemical Company Process for the preparation of dialkyl esters of naphthalenedicarboxylic acids
DE10316466A1 (de) * 2003-04-09 2004-10-28 Basf Ag Kühlung und Reinigung von Gasströmen
DE102004013967A1 (de) 2004-03-19 2005-10-06 Basf Ag Kühlung und Reinigung von Gasströmen

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1595602A (en) * 1924-12-16 1926-08-10 Rainey Wood Process Corp Apparatus for treating gas liquor
US2926074A (en) * 1954-04-30 1960-02-23 Phillips Petroleum Co Apparatus for production of substituted pyridines
US2834801A (en) * 1954-09-22 1958-05-13 Exxon Research Engineering Co Method of esterification and purification of higher alcohols
AT195917B (de) * 1955-12-12 1958-02-25 Glanzstoff Ag Verfahren zum Reinigen von Dimethylterephthalat
US2873292A (en) * 1957-05-31 1959-02-10 Standard Oil Co Preparation of methyl and ethyl esters of aromatic carboxylic acids
US3076019A (en) * 1959-12-21 1963-01-29 Standard Oil Co Process for production of dimethyl terephthalate

Also Published As

Publication number Publication date
NL282032A (https=)
US3227743A (en) 1966-01-04

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