FR2525614B1 - Procede pour la preparation de polyester a haut poids moleculaire - Google Patents

Procede pour la preparation de polyester a haut poids moleculaire

Info

Publication number
FR2525614B1
FR2525614B1 FR8306489A FR8306489A FR2525614B1 FR 2525614 B1 FR2525614 B1 FR 2525614B1 FR 8306489 A FR8306489 A FR 8306489A FR 8306489 A FR8306489 A FR 8306489A FR 2525614 B1 FR2525614 B1 FR 2525614B1
Authority
FR
France
Prior art keywords
preparation
molecular weight
high molecular
weight polyester
polyester
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
FR8306489A
Other languages
English (en)
French (fr)
Other versions
FR2525614A1 (fr
Inventor
Hussain El-Ghatta
Hans-Werner Philipp
Sailer Richard
Bruno Domeisen
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.)
Inventa AG fuer Forschung und Patentverwertung
Uhde Inventa Fischer AG
Original Assignee
EMS Inventa AG
Inventa AG fuer Forschung und Patentverwertung
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 EMS Inventa AG, Inventa AG fuer Forschung und Patentverwertung filed Critical EMS Inventa AG
Publication of FR2525614A1 publication Critical patent/FR2525614A1/fr
Application granted granted Critical
Publication of FR2525614B1 publication Critical patent/FR2525614B1/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
    • C08G63/88—Post-polymerisation treatment
    • C08G63/90—Purification; Drying
    • 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
    • C08G63/80—Solid-state polycondensation

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)
  • Processes Of Treating Macromolecular Substances (AREA)
FR8306489A 1982-04-21 1983-04-20 Procede pour la preparation de polyester a haut poids moleculaire Expired FR2525614B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH2400/82A CH656391A5 (de) 1982-04-21 1982-04-21 Verfahren zur herstellung von hochmolekularen polyestern.

Publications (2)

Publication Number Publication Date
FR2525614A1 FR2525614A1 (fr) 1983-10-28
FR2525614B1 true FR2525614B1 (fr) 1986-12-26

Family

ID=4232895

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8306489A Expired FR2525614B1 (fr) 1982-04-21 1983-04-20 Procede pour la preparation de polyester a haut poids moleculaire

Country Status (8)

Country Link
BE (1) BE896505A (it)
CH (1) CH656391A5 (it)
DE (1) DE3314149C2 (it)
ES (1) ES8406519A1 (it)
FR (1) FR2525614B1 (it)
GB (1) GB2118565B (it)
IT (1) IT1167628B (it)
NL (1) NL190584C (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3503330A1 (de) * 1985-02-01 1986-08-07 Herberts Gmbh, 5600 Wuppertal Verfahren zur verminderung des geruchs von polyesterharzen und deren verwendung
IT1188204B (it) * 1985-11-19 1988-01-07 Cobarr Spa Procedimento per la riduzione del tenore di acetaldeide in contenitori biorientati ottenuti da preforme di polietilene tereftalato
IT1211471B (it) * 1987-07-24 1989-11-03 Cobarr Spa Procedimento per la riduzione di impurezze di resine poliesteri
DE3811449A1 (de) * 1988-04-06 1989-10-19 Bayer Ag Verfahren zur verminderung der fogentwicklung durch weichmacher in kunststoffen
US5538343A (en) * 1995-03-06 1996-07-23 E. I. Du Pond De Nemours And Company Apparatus and method for liquid mixing employing nip zones

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE930231C (de) * 1952-07-23 1955-07-11 Basf Ag Herstellung von hochschmelzenden linearen Polyestern aus aromatischen Dicarbonsaeuren
NL96018C (it) * 1957-02-20
US3544525A (en) * 1968-03-26 1970-12-01 Allied Chem Process for crystallization,drying and solid-state polymerization of polyesters
DE1770410A1 (de) * 1968-05-14 1972-03-09 Glanzstoff Ag Verfahren zur Erhoehung des Molekulargewichts von Polyester
DE1804119A1 (de) * 1968-10-19 1970-06-11 Hoechst Ag Verfahren zur Herstellung hochmolekularer Polyester
US4223128A (en) * 1978-05-16 1980-09-16 Celanese Corporation Process for preparing polyethylene terephthalate useful for beverage containers
JPS5643324A (en) * 1979-09-18 1981-04-22 Nippon Ester Co Ltd Production of polyester chip
US4254253A (en) * 1980-02-21 1981-03-03 The Goodyear Tire & Rubber Company Preparation of high molecular weight polyester
DD149939A1 (de) * 1980-03-31 1981-08-05 Eberhard Mueller Verfahren zum abtrennen fluechtiger bestandteile aus polymerschmelzen
JPS5744624A (en) * 1980-09-01 1982-03-13 Hitachi Ltd Apparatus for solid phase polymerization of polyester

Also Published As

Publication number Publication date
ES521661A0 (es) 1984-07-01
NL190584C (nl) 1994-05-02
IT8348053A0 (it) 1983-04-06
CH656391A5 (de) 1986-06-30
DE3314149A1 (de) 1983-11-03
ES8406519A1 (es) 1984-07-01
NL190584B (nl) 1993-12-01
FR2525614A1 (fr) 1983-10-28
DE3314149C2 (de) 1991-06-27
GB2118565A (en) 1983-11-02
NL8301405A (nl) 1983-11-16
GB8310663D0 (en) 1983-05-25
GB2118565B (en) 1985-12-11
BE896505A (fr) 1983-08-16
IT1167628B (it) 1987-05-13

Similar Documents

Publication Publication Date Title
FR2596765B1 (fr) Procede de preparation de polymeres acryliques de poids moleculaire eleve
EP0085643A3 (en) Process for the production of high molecular weight polyester
FI882858A0 (fi) Käyttölatausruudin valmistusmenetelmä
FR2421170B1 (fr) Procede pour la preparation de 2,2,6,6-tetramethyl-4-piperidone
FR2626794B1 (fr) Pate thermoplastique pour la preparation de noyaux de fonderie et procede de preparation desdits noyaux
GB8410594D0 (en) Centrifugally casting articles
FR2549837B1 (fr) Procede de preparation d'ester de 1-acetoxyethyle de cefuroxime
BE883719A (fr) Procede d'empilage de sacs
FR2525614B1 (fr) Procede pour la preparation de polyester a haut poids moleculaire
FR2534930B1 (fr) Procede de fabrication d'alliages de silicium-aluminium
DE3473280D1 (en) A process for the preparation of high molecular weight polymeric antidegradants
FR2554317B1 (fr) Dispositif de pressage par poids pour la fabrication de fromages
RO76936A (ro) Procedeu pentru prepararea de p-fenilendiamine asimetrice n-fenil-n'-substituite
FR2633290B1 (fr) Procede pour la fabrication de carbamates d'iodoalcynyles
FR2457273B1 (fr) Procede pour la recuperation d'acetone
BE867414A (fr) Procede pour la preparation d'hydroxy-alpha-aminobenzylpenicillines
BE867228A (fr) Procede pour la preparation d'hydroxyphenylglycocolles
BE880465A (fr) Procede de preparation de supports pour catalyseurs a base de melanges d'alumines
FR2549042B1 (fr) Procede pour la preparation de la 3,11-dimethyl-2-nonacosanone
FR2600333B1 (fr) Procede pour la preparation de 4-alcoxy-3-pyrroline-2-ones
MA21002A1 (fr) Ceinture pour pneumatique
FR2342991A1 (fr) Procede pour la purification de l'heparine
BE873495A (fr) Procede pour la preparation de la 2,4-difluoro-6-amino-s-triazine
GB2134434B (en) Centrifugally moulded concrete products
FR2617160B1 (fr) Procede de preparation de diphenoxy 4,4' benzophenone

Legal Events

Date Code Title Description
ST Notification of lapse