DK3790927T3 - Fremgangsmåde, indretning og anvendelse til oparbejdning af i det væsentlige polyalkylenterephthalat - Google Patents

Fremgangsmåde, indretning og anvendelse til oparbejdning af i det væsentlige polyalkylenterephthalat Download PDF

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Publication number
DK3790927T3
DK3790927T3 DK19774057.4T DK19774057T DK3790927T3 DK 3790927 T3 DK3790927 T3 DK 3790927T3 DK 19774057 T DK19774057 T DK 19774057T DK 3790927 T3 DK3790927 T3 DK 3790927T3
Authority
DK
Denmark
Prior art keywords
essentially
working
arrangement
polyalkylene terephthalate
polyalkylene
Prior art date
Application number
DK19774057.4T
Other languages
English (en)
Inventor
Carsten Eichert
Stephan Scholl
Esther Brepohl
Lars Biermann
Original Assignee
Rittec Umwelttechnik Gmbh
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 Rittec Umwelttechnik Gmbh filed Critical Rittec Umwelttechnik Gmbh
Application granted granted Critical
Publication of DK3790927T3 publication Critical patent/DK3790927T3/da

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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
    • C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
    • C08J11/18—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material
    • C08J11/22—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic oxygen-containing compounds
    • C08J11/24—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic oxygen-containing compounds containing hydroxyl groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/02—Separating plastics from other materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/04—Disintegrating plastics, e.g. by milling
    • B29B17/0412—Disintegrating plastics, e.g. by milling to large particles, e.g. beads, granules, flakes, slices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/002—Methods
    • B29B7/007—Methods for continuous mixing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/46—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/013—Preparation of halogenated hydrocarbons by addition of halogens
    • C07C17/02—Preparation of halogenated hydrocarbons by addition of halogens to unsaturated hydrocarbons
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/09—Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B2017/001—Pretreating the materials before recovery
    • B29B2017/0015—Washing, rinsing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/02—Separating plastics from other materials
    • B29B2017/0213—Specific separating techniques
    • B29B2017/0293—Dissolving the materials in gases or liquids
    • B29B2017/0296—Dissolving the materials in aqueous alkaline solutions, e.g. NaOH or KOH
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
    • B29K2067/003—PET, i.e. poylethylene terephthalate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2067/00—Use of polyesters or derivatives thereof, as moulding material
    • B29K2067/006—PBT, i.e. polybutylene terephthalate
    • 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)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Sustainable Development (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Paper (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Branch Pipes, Bends, And The Like (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DK19774057.4T 2018-09-12 2019-09-04 Fremgangsmåde, indretning og anvendelse til oparbejdning af i det væsentlige polyalkylenterephthalat DK3790927T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018122210.6A DE102018122210B4 (de) 2018-09-12 2018-09-12 Verfahren und Verwendung einer Vorrichtung zur Wiederaufarbeitung von Polyalkylenterephthalat enthaltenden Abfällen
PCT/EP2019/073598 WO2020053051A1 (de) 2018-09-12 2019-09-04 Verfahren, vorrichtung und verwendung zur wiederaufarbeitung von im wesentlichen polyalkylenterephthalat

Publications (1)

Publication Number Publication Date
DK3790927T3 true DK3790927T3 (da) 2022-05-30

Family

ID=68066766

Family Applications (1)

Application Number Title Priority Date Filing Date
DK19774057.4T DK3790927T3 (da) 2018-09-12 2019-09-04 Fremgangsmåde, indretning og anvendelse til oparbejdning af i det væsentlige polyalkylenterephthalat

Country Status (19)

Country Link
US (1) US20210253823A1 (da)
EP (1) EP3790927B1 (da)
JP (1) JP7217352B1 (da)
KR (1) KR102352612B1 (da)
CN (1) CN112703221A (da)
AU (1) AU2019340817B2 (da)
CA (1) CA3112586C (da)
DE (1) DE102018122210B4 (da)
DK (1) DK3790927T3 (da)
ES (1) ES2844624T3 (da)
HR (1) HRP20220646T1 (da)
LT (1) LT3790927T (da)
MY (1) MY190222A (da)
PL (1) PL3790927T3 (da)
PT (1) PT3790927T (da)
RS (1) RS63239B1 (da)
SI (1) SI3790927T1 (da)
TW (1) TWI770416B (da)
WO (1) WO2020053051A1 (da)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019135578A1 (de) * 2019-12-20 2021-06-24 Rittec Umwelttechnik Gmbh Verfahren, Vorrichtung und Verwendung zur Wiederaufarbeitung
WO2022094339A1 (en) * 2020-10-30 2022-05-05 Apeel Technology, Inc. Compositions and methods of preparation thereof
DE102021105970A1 (de) 2021-03-11 2022-09-15 Rittec Umwelttechnik Gmbh Verfahren zur Gewinnung aromatischer Dicarbonsäuren aus ihren Metallsalzen
IT202100006077A1 (it) * 2021-03-15 2022-09-15 gr3n SA Metodo per il riciclaggio di uno scarto tessile comprendente una componente cellulosica ed una componente in poliestere
KR102381508B1 (ko) * 2021-09-28 2022-04-01 김 영 범 고유점도가 0.75㎗/g 이상인 고중합도의 폴리에틸렌테레프탈레이트를 이용한 테레프탈산의 제조방법
SE2230251A1 (en) * 2022-08-01 2024-02-02 Perstorp Ab A recyclable thermoplastic material blend comprising poly(ethylene terephthalate)

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1061772B (de) 1957-02-08 1959-07-23 Rhodiaceta Verfahren zur Herstellung von Terephthalsaeure durch Abbau von Polymethylenterephthalaten
US3544622A (en) * 1965-03-10 1970-12-01 Du Pont Alkaline saponification of polyethylene terephthalate at high temperatures using controlled amount of sodium hydroxide
US3952053A (en) 1974-02-26 1976-04-20 Safetech, Inc. Method for recovering terephthalic acid and ethylene glycol from polyester materials
US4355175A (en) 1981-04-06 1982-10-19 Pusztaszeri Stephen F Method for recovery of terephthalic acid from polyester scrap
US4542239A (en) 1981-11-18 1985-09-17 Board Of Control Of Michigan Technological University Process for recovering terephthalic acid from waste polyethylene terephthalate
US4578502A (en) 1985-01-22 1986-03-25 Cudmore Warner J G Polyethylene terephthalate saponification process
US5328982A (en) * 1992-11-02 1994-07-12 Eastman Chemical Company Depolymerization of substantially amorphous polyesters
FR2697839B1 (fr) * 1992-11-09 1995-01-13 Inst Francais Du Petrole Procédé amélioré de récupération de téréphtalate de métal alcalin et d'alkylène glycol à partir de polytéréphtalates d'alkylènes.
US5395858A (en) 1994-04-28 1995-03-07 Partek, Inc. Process for recycling polyester
DE69522479T2 (de) 1995-12-30 2002-05-08 Sunkyong Ind Ltd Verfahren zur herstellung von terephtalischer säure
JP3350696B2 (ja) * 1996-04-23 2002-11-25 財団法人生産開発科学研究所 ポリエチレンテレフタレ−トよりテレフタル酸とエチレングリコールとを回収する方法
WO1999028285A1 (en) 1997-12-02 1999-06-10 Heinrich Smuda Method of recovery of terephthalic acid and ethylene glycol from poly/ethylene terephthalate/wastes
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JPH11302208A (ja) * 1998-04-22 1999-11-02 Akira Oku ポリエチレンテレフタレートからテレフタル酸およびエチレングリコールを回収する方法
ATE283307T1 (de) 1999-03-18 2004-12-15 Amcor Flexibles Schuepbach Ag Sperrschichtfolien
JP3808672B2 (ja) 1999-11-26 2006-08-16 東洋製罐株式会社 回収ポリエチレンテレフタレート粉砕品からのテレフタル酸の工業的回収方法
US6720448B2 (en) 2000-10-11 2004-04-13 Massimo Broccatelli Method of recovering chemical species by depolymerization of poly (ethylene terephthalate) and related use
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Also Published As

Publication number Publication date
EP3790927A1 (de) 2021-03-17
TW202014457A (zh) 2020-04-16
WO2020053051A1 (de) 2020-03-19
MY190222A (en) 2022-04-06
DE102018122210B4 (de) 2023-06-29
RS63239B1 (sr) 2022-06-30
ES2844624T3 (es) 2022-06-07
HRP20220646T1 (hr) 2022-06-24
ES2844624T1 (es) 2021-07-22
CA3112586C (en) 2022-01-25
CN112703221A (zh) 2021-04-23
CA3112586A1 (en) 2020-03-19
JP2023512607A (ja) 2023-03-28
BR112021004694A2 (pt) 2021-06-01
EP3790927B1 (de) 2022-02-23
SI3790927T1 (sl) 2022-06-30
KR102352612B1 (ko) 2022-01-17
JP7217352B1 (ja) 2023-02-02
AU2019340817A1 (en) 2021-05-06
AU2019340817B2 (en) 2021-07-22
KR20210043018A (ko) 2021-04-20
TWI770416B (zh) 2022-07-11
PT3790927T (pt) 2022-05-24
PL3790927T3 (pl) 2022-06-20
LT3790927T (lt) 2022-06-10
US20210253823A1 (en) 2021-08-19
DE102018122210A1 (de) 2020-03-12

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