BE528507A - - Google Patents

Info

Publication number
BE528507A
BE528507A BE528507DA BE528507A BE 528507 A BE528507 A BE 528507A BE 528507D A BE528507D A BE 528507DA BE 528507 A BE528507 A BE 528507A
Authority
BE
Belgium
Prior art keywords
polymerization
terephthalate
aluminate
high degree
polymer
Prior art date
Application number
Other languages
English (en)
French (fr)
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.)
Publication of BE528507A publication Critical patent/BE528507A/fr
Priority claimed from GB11944/53A external-priority patent/GB742196A/en

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
    • C08G63/82—Preparation processes characterised by the catalyst used
    • C08G63/85—Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, or compounds thereof
    • C08G63/86—Germanium, antimony, or compounds thereof
    • C08G63/866—Antimony or compounds thereof
    • 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
    • C08G63/82—Preparation processes characterised by the catalyst used
    • C08G63/83—Alkali metals, alkaline earth metals, beryllium, magnesium, copper, silver, gold, zinc, cadmium, mercury, manganese, or compounds thereof
    • 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
    • C08G63/82—Preparation processes characterised by the catalyst used
    • C08G63/84—Boron, aluminium, gallium, indium, thallium, rare-earth metals, or compounds thereof

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)
  • Artificial Filaments (AREA)
BE528507D 1953-04-30 BE528507A (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB11946/53A GB742811A (en) 1953-04-30 1953-04-30 Improvements in the manufacture of highly polymeric polymethylene terephthalates
GB11945/53A GB742810A (en) 1953-04-30 1953-04-30 Improvements in the manufacture of highly polymeric polymethylene terephthalates
GB11944/53A GB742196A (en) 1953-04-30 1953-04-30 Improvements in the manufacture of highly polymeric polymethylene terephthalates
GB140454X 1954-04-14

Publications (1)

Publication Number Publication Date
BE528507A true BE528507A (de)

Family

ID=27448122

Family Applications (2)

Application Number Title Priority Date Filing Date
BE528507D BE528507A (de) 1953-04-30
BE528508D BE528508A (de) 1953-04-30

Family Applications After (1)

Application Number Title Priority Date Filing Date
BE528508D BE528508A (de) 1953-04-30

Country Status (5)

Country Link
BE (2) BE528508A (de)
CH (3) CH326176A (de)
DE (1) DE1058256B (de)
FR (2) FR1100466A (de)
GB (2) GB742811A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1228063B (de) * 1955-06-24 1966-11-03 Hoechst Ag Verfahren zur Herstellung hochmolekularer, linearer Polyester
US3068205A (en) * 1958-10-27 1962-12-11 Eastman Kodak Co Synergistic catalyst composition containing a group ii metal salt and an arsenic compound for preparing condensation-type polyesters
GB1060693A (en) * 1963-05-08 1967-03-08 Toyo Rayon Co Ltd Process for the preparation of polyester for slideable film
GB1218230A (en) * 1967-12-27 1971-01-06 Asahi Chemical Ind Polyethylene-1,2-diphenoxyethane-4,4'-dicarboxylates and a process for producing them
CN106280293B (zh) * 2015-06-09 2020-04-07 东丽纤维研究所（中国）有限公司 一种聚酯组合物及其制备方法和用途

Also Published As

Publication number Publication date
FR1100467A (fr) 1955-09-20
BE528508A (de)
FR1100466A (fr) 1955-09-20
GB742811A (en) 1956-01-04
CH326566A (de) 1957-12-31
CH326176A (de) 1957-12-15
DE1058256B (de) 1959-05-27
CH326177A (de) 1957-12-15
GB742810A (en) 1956-01-04

Similar Documents

Publication Publication Date Title
US2668162A (en) Preparation of high molecular weight polyhydroxyacetic ester
US2245129A (en) Process for preparing linear polyamides
FI99248C (fi) Amorfiset elastomeeriset propyleenihomopolymeerit
US2843567A (en) Alkaline earth metal titanium alkoxide catalysts for preparing aromatic polycarbonates
US2857363A (en) Catalytic production of polyethylene terephthalate
BE528507A (de)
BE1009969A3 (fr) Procede pour la polymerisation en suspension aqueuse du chlorure de vinyle a l'intervention de peroxydicarbonates de dialkyle.
EP0015856A1 (de) Aromatische thermotrope Copolyester und Verfahren zu ihrer Herstellung
FR2531092A1 (fr) Additif antiretrait pour polyester insature, son procede de fabrication, composition antiretrait
FR2509736A1 (fr) Procede continu de copolymerisation sequencee en phase vapeur pour la production de polymeres ethylene-propylene, et produit obtenu
CH362233A (fr) Procédé pour la préparation de polyanhydrides linéaires aromatiques à poids moléculaire élevé
FR2601007A1 (fr) Procede de preparation de polyisocyanate a groupement biuret
FR2494283A1 (fr) Procede de polymerisation de propylene et produit obtenu
EP0680465B1 (de) Verfahren zur herstellung von alpha-amino omega-ester-monoamid
CH405704A (fr) Solution de polypryrrolidone et procédé de préparation de celle-ci
FR2530645A1 (fr) Procede de production de polyethylene lineaire basse densite et produit obtenu
CH616693A5 (de)
JPH0472814B2 (de)
US2952664A (en) Catalyzed process for the production of polyethylene terephthalate employing a catalyst system of manganous formate and silico tungstic acid
US3705133A (en) Polyester process
CH646183A5 (fr) Resine polyester insaturee pour preimpregne et procede de fabrication de cette resine.
JPS58122903A (ja) エチレン−酢酸ビニル共重合体ケン化物の製造法
JPH0354124B2 (de)
BE692213A (de)
FR2589157A1 (fr) Composes intermetalliques et leur utilisation comme composant d'un systeme de catalyseur pour la polymerisation d'alpha-olefines