JPS5829207B2 - ポリエチレンテレフタレ−トの回収方法 - Google Patents

ポリエチレンテレフタレ−トの回収方法

Info

Publication number
JPS5829207B2
JPS5829207B2 JP51099777A JP9977776A JPS5829207B2 JP S5829207 B2 JPS5829207 B2 JP S5829207B2 JP 51099777 A JP51099777 A JP 51099777A JP 9977776 A JP9977776 A JP 9977776A JP S5829207 B2 JPS5829207 B2 JP S5829207B2
Authority
JP
Japan
Prior art keywords
petp
solvent
polyethylene terephthalate
scrap
temperature
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
JP51099777A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5237986A (en
Inventor
ウーヴエ・ヴアグナー
ハンス・シユライバー
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.)
FUORUSHUNKUSU INST FUYURU TEKISUTAIRUTEKUNOROJII
Original Assignee
FUORUSHUNKUSU INST FUYURU TEKISUTAIRUTEKUNOROJII
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
Priority claimed from DD18800375A external-priority patent/DD124654A1/xx
Priority claimed from DD19221676A external-priority patent/DD136620A2/xx
Application filed by FUORUSHUNKUSU INST FUYURU TEKISUTAIRUTEKUNOROJII filed Critical FUORUSHUNKUSU INST FUYURU TEKISUTAIRUTEKUNOROJII
Publication of JPS5237986A publication Critical patent/JPS5237986A/ja
Publication of JPS5829207B2 publication Critical patent/JPS5829207B2/ja
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C08J11/06—Recovery or working-up of waste materials of polymers without chemical reactions
    • C08J11/08—Recovery or working-up of waste materials of polymers without chemical reactions using selective solvents for polymer components
    • 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
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • C08J3/14—Powdering or granulating by precipitation from solutions
    • 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
    • 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)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Processing Of Solid Wastes (AREA)
JP51099777A 1975-08-25 1976-08-23 ポリエチレンテレフタレ−トの回収方法 Expired JPS5829207B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DD18800375A DD124654A1 (cs) 1975-08-25 1975-08-25
DD19221676A DD136620A2 (de) 1976-04-06 1976-04-06 Verfahren zum loesen von poly1ethylenterephthalat

Publications (2)

Publication Number Publication Date
JPS5237986A JPS5237986A (en) 1977-03-24
JPS5829207B2 true JPS5829207B2 (ja) 1983-06-21

Family

ID=25747553

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51099777A Expired JPS5829207B2 (ja) 1975-08-25 1976-08-23 ポリエチレンテレフタレ−トの回収方法

Country Status (7)

Country Link
JP (1) JPS5829207B2 (cs)
CS (1) CS192103B1 (cs)
DE (1) DE2632031C2 (cs)
GB (1) GB1548043A (cs)
NL (1) NL7608104A (cs)
PL (1) PL100623B1 (cs)
SU (1) SU717089A1 (cs)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59169403A (ja) * 1983-03-17 1984-09-25 三菱農機株式会社 湛水施肥直播機
US11386715B2 (en) 2019-03-14 2022-07-12 Ricoh Company, Ltd. Biometric apparatus, biometric system, biometric method, and non-transitory computer readable recording medium storing biometric program

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2940072A1 (de) * 1979-10-03 1981-04-16 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur herstellung von dispersionen aus hochmolekularen, kristallisierbaren polyestern
JPS6466021A (en) * 1987-09-03 1989-03-13 Wako Sangyo Kk Reciprocating folding machine
DE4037523A1 (de) * 1990-11-26 1992-05-27 Johannes Prof Dr Gartzen Verfahren und vorrichtung zur isolierung von polymeren werkstoffen und metallen aus verbundwerkstoffen
TW496792B (en) 2000-02-22 2002-08-01 Panakku Kogyo Kk Process for recovery of synthetic resin substrate and pressured type cleaning apparatus used thereof
US8324561B2 (en) 2007-03-01 2012-12-04 Hamamatsu Photonics K.K. Photodetector and jig for sample holder
FR2998572B1 (fr) * 2012-11-26 2015-12-11 Valagro Carbone Renouvelable Poitou Charentes Procede de recyclage et de valorisation des constituants des produits textiles
EP3317334B1 (en) * 2015-06-30 2023-10-18 The Procter & Gamble Company Method for purifying contaminated polymers
EP3317337A1 (en) * 2015-06-30 2018-05-09 The Procter and Gamble Company Method for purifying contaminated polymers

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH372165A (de) * 1953-07-27 1963-09-30 Hoechst Ag Verfahren zum Aufquellen oder Auflösen von Polyäthylenterephthalat
US3701741A (en) * 1971-02-01 1972-10-31 Eastman Kodak Co Purification of impure scrap poly(ethylene terephthalate)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59169403A (ja) * 1983-03-17 1984-09-25 三菱農機株式会社 湛水施肥直播機
US11386715B2 (en) 2019-03-14 2022-07-12 Ricoh Company, Ltd. Biometric apparatus, biometric system, biometric method, and non-transitory computer readable recording medium storing biometric program

Also Published As

Publication number Publication date
GB1548043A (en) 1979-07-04
CS192103B1 (en) 1979-08-31
DE2632031C2 (de) 1987-01-08
NL7608104A (nl) 1977-03-01
DE2632031A1 (de) 1977-03-10
JPS5237986A (en) 1977-03-24
SU717089A1 (ru) 1980-02-25
PL100623B1 (pl) 1978-10-31

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