FR1085319A - Procédé de préparation de poly-esters - Google Patents

Procédé de préparation de poly-esters

Info

Publication number
FR1085319A
FR1085319A FR1085319DA FR1085319A FR 1085319 A FR1085319 A FR 1085319A FR 1085319D A FR1085319D A FR 1085319DA FR 1085319 A FR1085319 A FR 1085319A
Authority
FR
France
Prior art keywords
polyesters
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
Other languages
English (en)
French (fr)
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.)
Hoechst AG
Original Assignee
Hoechst AG
Farbwerke Hoechst AG
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 Hoechst AG, Farbwerke Hoechst AG filed Critical Hoechst AG
Application granted granted Critical
Publication of FR1085319A publication Critical patent/FR1085319A/fr
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
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/40—Polyesters derived from ester-forming derivatives of polycarboxylic acids or of polyhydroxy compounds, other than from esters thereof
    • C08G63/42—Cyclic ethers; Cyclic carbonates; Cyclic sulfites; Cyclic orthoesters
    • 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

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)
FR1085319D 1952-10-22 1953-10-20 Procédé de préparation de poly-esters Expired FR1085319A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE1085319X 1952-10-22
DE322262X 1952-10-22
DE781169X 1952-10-22

Publications (1)

Publication Number Publication Date
FR1085319A true FR1085319A (fr) 1955-01-31

Family

ID=27190166

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1085319D Expired FR1085319A (fr) 1952-10-22 1953-10-20 Procédé de préparation de poly-esters

Country Status (3)

Country Link
CH (1) CH322262A (enExample)
FR (1) FR1085319A (enExample)
NL (1) NL85671C (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5714568A (en) * 1996-09-26 1998-02-03 Reichhold Chemicals, Inc. Methods of preparing polyesters from cycle organic carbonates in the presence alkali metal-containing catalysts
US5969056A (en) * 1999-01-14 1999-10-19 Reichhold, Inc. Process for preparing esterification products from cyclic organic carbonates using catalysts comprising quaternary ammonium salts

Also Published As

Publication number Publication date
NL85671C (enExample)
CH322262A (de) 1957-06-15

Similar Documents

Publication Publication Date Title
FR1169562A (fr) Procédé de préparation de thiouréidoalkyl-vinyl éthers
FR1088704A (fr) Procédé de préparation de résines synthétiques
FR1149118A (fr) Procédé de préparation de polyesters
FR1091778A (fr) Procédé de préparation de pyrrolidines
FR1085319A (fr) Procédé de préparation de poly-esters
FR1072840A (fr) Procédé de préparation de produits de nettoyage monlés
FR1086656A (fr) Procédé de préparation de fer-dicyclopentadiènyle
FR1083312A (fr) Procédé pour la préparation de combinaisons silico-organiques
FR1101369A (fr) Procédé de préparation de phénylhalosilanes
CH313555A (fr) Procédé de préparation de polyhalogénométhanes
FR1076600A (fr) Procédé pour la préparation de mononitro-hydrocarbures
FR1089956A (fr) Procédé de préparation de 4-(p-aminobenzènesulfonyl)-aminopyrimidines
FR1220002A (fr) Procédé de préparation de 4 (5)-aryloxy-méthylimidazoles halosubstitués
FR1148772A (fr) Procédé de préparation de polyesters
FR1079371A (fr) Procédé de préparation de 3-céto-bisnor-4-cholèn-22-al
FR1082142A (fr) Procédé de préparation d'halogéno-fluoréthènes
FR1088160A (fr) Procédé de préparation de stéroïdes
FR1091659A (fr) Procédé de préparation de stéroïdes
FR1088584A (fr) Procédé de préparation de stéroïdes
FR1096214A (fr) Procédé de préparation de stéroïdes
FR1077139A (fr) Procédé de préparation de stéroïdes
FR1096840A (fr) Procédé de préparation de 21-esters des 21-hydroxyprégnane et -prégnène
FR1077730A (fr) Procédé de préparation de substances luminescentes
FR1080151A (fr) Procédé de préparation d'esters de pénicilline
FR1091662A (fr) Procédé perfectionné de préparation de substances stéroïdes nouvelles