GB783814A - Manufacture of highly polymeric polymethylene terephthalates - Google Patents

Manufacture of highly polymeric polymethylene terephthalates

Info

Publication number
GB783814A
GB783814A GB18786/55A GB1878655A GB783814A GB 783814 A GB783814 A GB 783814A GB 18786/55 A GB18786/55 A GB 18786/55A GB 1878655 A GB1878655 A GB 1878655A GB 783814 A GB783814 A GB 783814A
Authority
GB
United Kingdom
Prior art keywords
terephthalate
manufacture
highly polymeric
interchange
ester
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
GB18786/55A
Other languages
English (en)
Inventor
William Robert Burton
Norman Standring
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 US2932625D priority Critical patent/US2932625A/en
Priority to BE549094D priority patent/BE549094A/xx
Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Priority to GB18786/55A priority patent/GB783814A/en
Priority to FR1148594D priority patent/FR1148594A/fr
Publication of GB783814A publication Critical patent/GB783814A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/78—Preparation processes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB18786/55A 1955-06-29 1955-06-29 Manufacture of highly polymeric polymethylene terephthalates Expired GB783814A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US2932625D US2932625A (en) 1955-06-29 Manufacture of polyesters
BE549094D BE549094A (en:Method) 1955-06-29
GB18786/55A GB783814A (en) 1955-06-29 1955-06-29 Manufacture of highly polymeric polymethylene terephthalates
FR1148594D FR1148594A (fr) 1955-06-29 1956-02-27 Fabrication de polyesters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB18786/55A GB783814A (en) 1955-06-29 1955-06-29 Manufacture of highly polymeric polymethylene terephthalates

Publications (1)

Publication Number Publication Date
GB783814A true GB783814A (en) 1957-10-02

Family

ID=10118412

Family Applications (1)

Application Number Title Priority Date Filing Date
GB18786/55A Expired GB783814A (en) 1955-06-29 1955-06-29 Manufacture of highly polymeric polymethylene terephthalates

Country Status (4)

Country Link
US (1) US2932625A (en:Method)
BE (1) BE549094A (en:Method)
FR (1) FR1148594A (en:Method)
GB (1) GB783814A (en:Method)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3022333A (en) * 1959-01-26 1962-02-20 Standard Oil Co Catalytic esterification of terephthalic acid
US3106570A (en) * 1961-03-02 1963-10-08 United States Steel Corp Method of making esters

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3401150A (en) * 1960-04-20 1968-09-10 Goodyear Tire & Rubber Method of preparing condensation polyester resins
US3919288A (en) * 1968-07-12 1975-11-11 Zimmer Ag Method for discontinuous ester interchange of esters of dicarboxylic acids with aliphatic diols
US6350895B1 (en) 1999-03-26 2002-02-26 E. I. Du Pont De Nemours And Company Transesterification process using yttrium and samarium compound catalystis
US6353062B1 (en) 2000-02-11 2002-03-05 E. I. Du Pont De Nemours And Company Continuous process for producing poly(trimethylene terephthalate)
CA2396469C (en) 2000-02-11 2010-01-26 E.I. Du Pont De Nemours And Company Continuous process for producing poly(trimethylene terephthalate)
US6951954B1 (en) 2000-02-11 2005-10-04 E.I. Du Pont De Nemours And Company Continuous process for producing bis(3-hydroxypropyl) terephthalate

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2465319A (en) * 1941-07-29 1949-03-22 Du Pont Polymeric linear terephthalic esters
US2643989A (en) * 1949-09-20 1953-06-30 Du Pont Cerium esterification catalyst

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3022333A (en) * 1959-01-26 1962-02-20 Standard Oil Co Catalytic esterification of terephthalic acid
US3106570A (en) * 1961-03-02 1963-10-08 United States Steel Corp Method of making esters

Also Published As

Publication number Publication date
BE549094A (en:Method)
FR1148594A (fr) 1957-12-11
US2932625A (en) 1960-04-12

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