BE896505A - Procede de fabrication d'un polyester a poids moleculaire eleve - Google Patents

Procede de fabrication d'un polyester a poids moleculaire eleve

Info

Publication number
BE896505A
BE896505A BE0/210585A BE210585A BE896505A BE 896505 A BE896505 A BE 896505A BE 0/210585 A BE0/210585 A BE 0/210585A BE 210585 A BE210585 A BE 210585A BE 896505 A BE896505 A BE 896505A
Authority
BE
Belgium
Prior art keywords
producing
molecular weight
high molecular
weight polyester
polyester
Prior art date
Application number
BE0/210585A
Other languages
English (en)
Original Assignee
Inventa 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 Inventa Ag filed Critical Inventa Ag
Publication of BE896505A publication Critical patent/BE896505A/fr

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
BE0/210585A 1982-04-21 1983-04-19 Procede de fabrication d'un polyester a poids moleculaire eleve BE896505A (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 (1)

Publication Number Publication Date
BE896505A true BE896505A (fr) 1983-08-16

Family

ID=4232895

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/210585A BE896505A (fr) 1982-04-21 1983-04-19 Procede de fabrication d'un polyester a poids moleculaire eleve

Country Status (8)

Country Link
BE (1) BE896505A (fr)
CH (1) CH656391A5 (fr)
DE (1) DE3314149C2 (fr)
ES (1) ES521661A0 (fr)
FR (1) FR2525614B1 (fr)
GB (1) GB2118565B (fr)
IT (1) IT1167628B (fr)
NL (1) NL190584C (fr)

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 (fr) * 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
NL190584B (nl) 1993-12-01
ES8406519A1 (es) 1984-07-01
GB8310663D0 (en) 1983-05-25
ES521661A0 (es) 1984-07-01
NL8301405A (nl) 1983-11-16
FR2525614B1 (fr) 1986-12-26
NL190584C (nl) 1994-05-02
DE3314149A1 (de) 1983-11-03
GB2118565B (en) 1985-12-11
CH656391A5 (de) 1986-06-30
IT8348053A0 (it) 1983-04-06
DE3314149C2 (de) 1991-06-27
IT1167628B (it) 1987-05-13
GB2118565A (en) 1983-11-02
FR2525614A1 (fr) 1983-10-28

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: EMS-INVENTA A.G.

Effective date: 19990430