DE1420527A1 - Verfahren zur Herstellung von hochpolymeren Polymethylenterephthalaten - Google Patents

Verfahren zur Herstellung von hochpolymeren Polymethylenterephthalaten

Info

Publication number
DE1420527A1
DE1420527A1 DE19591420527 DE1420527A DE1420527A1 DE 1420527 A1 DE1420527 A1 DE 1420527A1 DE 19591420527 DE19591420527 DE 19591420527 DE 1420527 A DE1420527 A DE 1420527A DE 1420527 A1 DE1420527 A1 DE 1420527A1
Authority
DE
Germany
Prior art keywords
magnesium
magnesium compound
terephthalate
compound used
reaction
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.)
Pending
Application number
DE19591420527
Other languages
German (de)
English (en)
Inventor
Mcintyre James Eric
Robertson John Skinner Macnab
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
Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Publication of DE1420527A1 publication Critical patent/DE1420527A1/de
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/78Preparation processes
    • C08G63/82Preparation processes characterised by the catalyst used
    • C08G63/83Alkali metals, alkaline earth metals, beryllium, magnesium, copper, silver, gold, zinc, cadmium, mercury, manganese, or compounds thereof
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/78Preparation processes
    • C08G63/82Preparation processes characterised by the catalyst used
    • C08G63/85Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, or compounds thereof
    • C08G63/86Germanium, antimony, or compounds thereof
    • C08G63/866Antimony or compounds thereof
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/78Preparation processes
    • C08G63/82Preparation processes characterised by the catalyst used

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)
DE19591420527 1958-06-13 1959-06-04 Verfahren zur Herstellung von hochpolymeren Polymethylenterephthalaten Pending DE1420527A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1227089X 1958-06-13

Publications (1)

Publication Number Publication Date
DE1420527A1 true DE1420527A1 (de) 1968-10-10

Family

ID=10884147

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19591420527 Pending DE1420527A1 (de) 1958-06-13 1959-06-04 Verfahren zur Herstellung von hochpolymeren Polymethylenterephthalaten

Country Status (3)

Country Link
BE (1) BE579538A (enrdf_load_stackoverflow)
DE (1) DE1420527A1 (enrdf_load_stackoverflow)
FR (1) FR1227089A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4504401A1 (de) * 2022-04-04 2025-02-12 Evonik Operations GmbH Verbessertes verfahren zur depolymerisierung von polyethylenterephthalat
KR20240171092A (ko) * 2022-04-04 2024-12-06 에보닉 오퍼레이션스 게엠베하 폴리에틸렌 테레프탈레이트의 개선된 탈중합 방법

Also Published As

Publication number Publication date
BE579538A (enrdf_load_stackoverflow) 1959-12-10
FR1227089A (fr) 1960-08-18

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