CA954650A - Solid phase polymerization of waste polyethylene terephthalate - Google Patents

Solid phase polymerization of waste polyethylene terephthalate

Info

Publication number
CA954650A
CA954650A CA124,243A CA124243A CA954650A CA 954650 A CA954650 A CA 954650A CA 124243 A CA124243 A CA 124243A CA 954650 A CA954650 A CA 954650A
Authority
CA
Canada
Prior art keywords
solid phase
polyethylene terephthalate
phase polymerization
waste polyethylene
waste
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
CA124,243A
Other languages
English (en)
Other versions
CA124243S (en
Inventor
Kenneth L. Knox
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of CA954650A publication Critical patent/CA954650A/en
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
    • C08G63/78—Preparation processes
    • C08G63/80—Solid-state polycondensation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J11/00—Recovery or working-up of waste materials
    • C08J11/04—Recovery or working-up of waste materials of polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/141—Feedstock
    • Y02P20/143—Feedstock the feedstock being recycled material, e.g. plastics
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
CA124,243A 1970-10-19 1971-10-01 Solid phase polymerization of waste polyethylene terephthalate Expired CA954650A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US8216970A 1970-10-19 1970-10-19
US17699071A 1971-09-01 1971-09-01

Publications (1)

Publication Number Publication Date
CA954650A true CA954650A (en) 1974-09-10

Family

ID=26767144

Family Applications (1)

Application Number Title Priority Date Filing Date
CA124,243A Expired CA954650A (en) 1970-10-19 1971-10-01 Solid phase polymerization of waste polyethylene terephthalate

Country Status (6)

Country Link
BE (1) BE774134A (enrdf_load_stackoverflow)
CA (1) CA954650A (enrdf_load_stackoverflow)
DE (1) DE2152034A1 (enrdf_load_stackoverflow)
FR (1) FR2111696A1 (enrdf_load_stackoverflow)
LU (1) LU64107A1 (enrdf_load_stackoverflow)
NL (1) NL7114311A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2439074A1 (fr) * 1978-10-18 1980-05-16 Rhone Poulenc Textile Procede de regeneration de polymere a partir de dechets
DE68916217T2 (de) * 1988-12-27 1994-10-06 Cobarr Spa Verfahren zur Wiederverwendung von PET-Getränkeflaschen.
EP0422282B1 (en) * 1989-10-13 1995-04-05 Phobos N.V. Process for the continuous production of high molecular weight polyester resin
CH688448A5 (de) * 1995-01-06 1997-09-30 Rhane Poulenc Viscosuisse Sa Verfahren zur Herstellung von Monofilamenten aus Rezyklatpolyamid.

Also Published As

Publication number Publication date
DE2152034A1 (de) 1972-04-20
FR2111696A1 (en) 1972-06-09
FR2111696B1 (enrdf_load_stackoverflow) 1974-06-07
NL7114311A (enrdf_load_stackoverflow) 1972-04-21
BE774134A (enrdf_load_stackoverflow) 1972-04-19
LU64107A1 (enrdf_load_stackoverflow) 1972-06-28

Similar Documents

Publication Publication Date Title
CA999998A (en) Polyethylene terephthalate film
CA964022A (en) Polyethylene terephthalate films
CA950568A (en) Ranging system using phase detection
CA993949A (en) Phase converter
CA950147A (en) Solid state polymerization of polyethylene terephthalate
CA964395A (en) Heterocyclizing of polymer
CA954650A (en) Solid phase polymerization of waste polyethylene terephthalate
CA940656A (en) Process for the dyeing of polyethylene terephthalate granules
CA849098A (en) Process for solid phase polymerization of polyethylene terephthalate
CA991370A (en) Production of polyethylene terephthalate film
AU1231470A (en) Polymerization of beta-lactones
CA950816A (en) Cellulose-oriented polyethylene terephthalate films and their preparation
AU459954B2 (en) Polymerization of propylene fromthe gas phase
CA831902A (en) Manufacture of polyethylene terephthalate film
CA949697A (en) Polyethylene terephthalate catalysts
CA960583A (en) Nonthrombogenic polyethylene terephthalate material
AU444349B2 (en) Process for the preparation of polyethylene terephthalate
CA953846A (en) Modification of polymers
CA833088A (en) Fluidization apparatus for solid phase polymerization of polyesters
CA781994A (en) Preparation of polyethylene terephthalate
AU437861B2 (en) Stibinic and stibonic catalysts for polyethylene terephthalate
AU2982171A (en) Process for the preparation of polyethylene terephthalate
CA969300A (en) Process for solid phase condensation of thermoplastic polyesters
AU454459B2 (en) Polymers of thio-substituted compounds
CA853290A (en) Process of preparing polyethylene terephthalate