FR2324662A1 - Procede pour accroitre la vitesse d'esterification a la preparation de polyhydroxypolyesters - Google Patents

Procede pour accroitre la vitesse d'esterification a la preparation de polyhydroxypolyesters

Info

Publication number
FR2324662A1
FR2324662A1 FR7401052A FR7401052A FR2324662A1 FR 2324662 A1 FR2324662 A1 FR 2324662A1 FR 7401052 A FR7401052 A FR 7401052A FR 7401052 A FR7401052 A FR 7401052A FR 2324662 A1 FR2324662 A1 FR 2324662A1
Authority
FR
France
Prior art keywords
polyhydroxypolyesters
increasing
preparation
esterification speed
esterification
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.)
Withdrawn
Application number
FR7401052A
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.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Publication of FR2324662A1 publication Critical patent/FR2324662A1/fr
Withdrawn legal-status Critical Current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
    • C08G63/52—Polycarboxylic acids or polyhydroxy compounds in which at least one of the two components contains aliphatic unsaturation
    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
    • 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
    • C08G63/16—Dicarboxylic acids and dihydroxy compounds
    • 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
    • C08G63/16—Dicarboxylic acids and dihydroxy compounds
    • C08G63/20—Polyesters having been prepared in the presence of compounds having one reactive group or more than two reactive groups

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)
FR7401052A 1973-01-13 1974-01-11 Procede pour accroitre la vitesse d'esterification a la preparation de polyhydroxypolyesters Withdrawn FR2324662A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732301691 DE2301691A1 (de) 1973-01-13 1973-01-13 Verfahren zur erhoehung der veresterungsgeschwindigkeit bei der herstellung von polyhydroxypolyestern

Publications (1)

Publication Number Publication Date
FR2324662A1 true FR2324662A1 (fr) 1977-04-15

Family

ID=5868968

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7401052A Withdrawn FR2324662A1 (fr) 1973-01-13 1974-01-11 Procede pour accroitre la vitesse d'esterification a la preparation de polyhydroxypolyesters

Country Status (8)

Country Link
BE (1) BE809636A (fr)
DE (1) DE2301691A1 (fr)
FR (1) FR2324662A1 (fr)
GB (1) GB1429735A (fr)
IE (1) IE38733B1 (fr)
IT (1) IT1002630B (fr)
LU (1) LU69147A1 (fr)
NL (1) NL7400360A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4112018A (en) 1974-06-06 1978-09-05 Bayer Aktiengesellschaft Unsaturated polyester resins suitable for the production of cross-linked polyesters which are difficult to saponify
DE2523353A1 (de) * 1975-05-27 1976-12-09 Bayer Ag Loesungsmittelfreie bzw. -arme zweikomponentenlacke
DE3642666A1 (de) * 1986-12-13 1988-06-23 Basf Ag Verfahren zur herstellung von im wesentlichen geschlossenzelligen, urethan- oder urethan- und isocyanuratgruppen enthaltenden hartschaumstoffen und deren verwendung
DE3642667A1 (de) * 1986-12-13 1988-06-23 Basf Ag Bei raumtemperatur fluessige polyester-polyole auf basis von 2-methylpentandiol-1,5, 2-ethylbutandiol-1,4, 2-methylglutarsaeure und/oder 2-ethylbernsteinsaeure sowie den entsprechenden dicarbonsaeurederivaten, verfahren zu deren herstellung und deren verwendung zur herstellung von kunststoffen nach dem polyisocyanat-polyadditionsverfahren
US5380816A (en) * 1989-05-11 1995-01-10 Sullivan; Carl J. Linear polyester diols based on isophthalic acid and 2-methyl-1,3-propanediol for thermoset coating compositions
CA2017069A1 (fr) * 1989-06-02 1990-12-02 Stephen H. Harris Composes de moulage thermodurcissables a reactivite eleve contenant du z-methyl-1, 3 propanediol
CA2017071A1 (fr) * 1989-06-02 1990-12-02 Stephen H. Harris Revetements a base de gel polyester insature contenant du z-methyl-1, 3 propanediol
US5296545A (en) * 1992-07-14 1994-03-22 Cook Composites And Polymers Surface appearance and processing characteristics for urethane-catalyzed low profile-modified polyester-polyurethane hybrid resins
US5296544A (en) * 1992-07-14 1994-03-22 Cook Composites And Polymers Polyester-polyurethane hybrid resin systems containing low levels of unsaturation having improved low profiling behavior

Also Published As

Publication number Publication date
BE809636A (fr) 1974-07-11
LU69147A1 (fr) 1974-08-19
IE38733L (en) 1974-07-13
GB1429735A (en) 1976-03-24
NL7400360A (fr) 1974-07-16
DE2301691A1 (de) 1974-08-08
IT1002630B (it) 1976-05-20
IE38733B1 (en) 1978-05-24

Similar Documents

Publication Publication Date Title
BE821983A (fr) Procede pour la preparation d'hydroxycholesterines
BE792326A (fr) Procede pour la preparation d'halogenohydrines
BE822990A (fr) Procede pour la preparation d'hexamethyltetraline
BE813990A (fr) Procede pour la preparation de 3-methylmercaptopropionaldehyde
BE808715A (fr) Procede pour l'oxychloration de l'ethylene
RO66825A (fr) Procede pour la preparation de l'acetate de trans-7-cis-9-dodecadien-1-yl
RO70061A (fr) Procede pour la preparation des carbamates de benzofurannyle a actioninsecticide
BE812305A (fr) Procede pour la preparation de cyclohexanedione-1
BE812104A (fr) Procede pour la preparation d'aldehydes
BE809636A (fr) Procede pour accroitre la vitesse d'esterification a la preparation de polyhydroxypolyesters
BE817761A (fr) Procede de preparation d'o-benzyltoluenes
RO68649A (fr) Procede pour la preparation des 2-phenylamino-imidprocede pour la preparation des 2-phenulamino-imidazolines-(2)-substituees
RO63792A (fr) Procede pour la preparation d'ergolines-0-6-methyle-2-8-substituees
RO68379A (fr) Procede pour la preparation des n-benzhydrile-n'p-hydrozybenzyle-piperazines
BE787753A (fr) Procede pour la preparation d'esters de
RO63558A2 (fr) Procede pour la preparation de n-phenyl-n'-1,2,3-thiadiazole-5-yl-thiocarbamide
BE811703A (fr) Procede de preparation d'isocyanato-triazines
RO64268A (fr) Procede pour la preparation des quinoxalyndiones substitues
RO68425A7 (fr) Procede pour la preparation d'un ester beta-hidroxy ethylenique nonsature
BE776098A (fr) Procede pour la preparation d'esters de glycidyle
FR2327236A1 (fr) Procede de preparation d'halogenures de beta-halogenoalkylaminosulfonyle
BE809399A (fr) Procede de formation d'image
BE818295A (fr) Procede pour l'obtention de dialdehyde terephtalique
BE809494A (fr) Procede pour la preparation de 1,4-dioxanne
BE827459A (fr) Procede pour la preparation d'esters

Legal Events

Date Code Title Description
ST Notification of lapse