ES2084626T3 - Reduccion de la acidez de poliesteres mediante proteccion terminal en reaccion de fusion. - Google Patents

Reduccion de la acidez de poliesteres mediante proteccion terminal en reaccion de fusion.

Info

Publication number
ES2084626T3
ES2084626T3 ES90114857T ES90114857T ES2084626T3 ES 2084626 T3 ES2084626 T3 ES 2084626T3 ES 90114857 T ES90114857 T ES 90114857T ES 90114857 T ES90114857 T ES 90114857T ES 2084626 T3 ES2084626 T3 ES 2084626T3
Authority
ES
Spain
Prior art keywords
merger
acidity
polyesters
reduction
reaction
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 - Lifetime
Application number
ES90114857T
Other languages
English (en)
Inventor
William L Hergenrother
John M Doshak
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.)
Bridgestone Firestone Inc
Original Assignee
Bridgestone Firestone Inc
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 Bridgestone Firestone Inc filed Critical Bridgestone Firestone Inc
Application granted granted Critical
Publication of ES2084626T3 publication Critical patent/ES2084626T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C08G63/16—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
    • 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
    • C08G63/91—Polymers modified by chemical after-treatment
    • C08G63/914—Polymers modified by chemical after-treatment derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/916—Dicarboxylic acids and dihydroxy compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

UN METODO PARA LA MECCLA EN REACION DE POLIESTER, PARTICULARMENTE POLITILENO TEREPTALATE, CON UN ENCAPSULAMIENTO COMO AGENTES REACTIVOS CON TERMINO EN GRUPOS DE CARBOSILO DE EL POLIESTER, LOS AGENTES ENCAPSULADOS SON SELECIONADOS DESDE EL GRUPO CONSISTENTES EN DOS HIDROCARBUROS SUBTITUYENDO 2 OXAZOLINES, ALQUILACETILACETONATES O OXIRANES.
ES90114857T 1989-09-05 1990-08-02 Reduccion de la acidez de poliesteres mediante proteccion terminal en reaccion de fusion. Expired - Lifetime ES2084626T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US40257889A 1989-09-05 1989-09-05

Publications (1)

Publication Number Publication Date
ES2084626T3 true ES2084626T3 (es) 1996-05-16

Family

ID=23592497

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90114857T Expired - Lifetime ES2084626T3 (es) 1989-09-05 1990-08-02 Reduccion de la acidez de poliesteres mediante proteccion terminal en reaccion de fusion.

Country Status (5)

Country Link
EP (1) EP0416288B1 (es)
JP (1) JP2858476B2 (es)
CA (1) CA2024538C (es)
DE (1) DE69025829T2 (es)
ES (1) ES2084626T3 (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1255341B (it) * 1992-07-15 1995-10-31 Eniricerche Spa Procedimento per l'ottenimento di polietilenetereftalato ad elevato peso molecolare da polietilenetereftalato di riciclo
JP2001323056A (ja) * 2000-05-17 2001-11-20 Toray Ind Inc 脂肪族ポリエステル樹脂および成形品
US6476157B2 (en) * 2000-12-20 2002-11-05 General Electric Company Polyester ionomer composition
JP5386870B2 (ja) * 2007-07-18 2014-01-15 東レ株式会社 樹状ポリエステル、その製造方法および熱可塑性樹脂組成物
JP2015203057A (ja) * 2014-04-13 2015-11-16 三菱樹脂株式会社 ポリエステル樹脂組成物

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB896711A (en) * 1958-09-08 1962-05-16 Hudson Foam Plastics Corp Process for reducing the acid number of polyesters
AT265646B (de) * 1965-02-25 1968-10-25 Metallgesellschaft Ag Verfahren zur Erhöhung des Molekulargewichtes eines faser- und filmbildenden Polyesters
US3869427A (en) * 1966-03-11 1975-03-04 Du Pont Treatment of linear polyester with organic monoepoxide
CH583308A5 (es) * 1973-09-24 1976-12-31 Inventa Ag
CH593309A5 (en) * 1974-10-14 1977-11-30 Inventa Ag Reduction of carboxyl gp. content of linear aromatic polyester - by treatment with ethylene oxide at high temps.
DE2920641A1 (de) * 1978-06-07 1979-12-20 Fiber Industries Inc Verfahren zur verringerung der carboxylendgruppenkonzentration von polyesterfasern
EP0030350B1 (en) * 1979-12-05 1984-10-10 Teijin Limited Method for reducing the terminal carboxyl group content of a saturated polyester, a saturated polyester having a reduced terminal carboxyl group content, and a molded article composed of such a saturated polyester

Also Published As

Publication number Publication date
EP0416288A2 (en) 1991-03-13
EP0416288A3 (en) 1991-11-13
DE69025829D1 (de) 1996-04-18
CA2024538C (en) 1996-12-17
JPH03237129A (ja) 1991-10-23
EP0416288B1 (en) 1996-03-13
CA2024538A1 (en) 1991-03-06
JP2858476B2 (ja) 1999-02-17
DE69025829T2 (de) 1996-07-25

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