ID19306A - Metoda untuk mengeluarkan kontaminan dari polimer - Google Patents

Metoda untuk mengeluarkan kontaminan dari polimer

Info

Publication number
ID19306A
ID19306A ID973405A ID973405A ID19306A ID 19306 A ID19306 A ID 19306A ID 973405 A ID973405 A ID 973405A ID 973405 A ID973405 A ID 973405A ID 19306 A ID19306 A ID 19306A
Authority
ID
Indonesia
Prior art keywords
methods
polymer contaminants
exiting polymer
exiting
contaminants
Prior art date
Application number
ID973405A
Other languages
English (en)
Inventor
Louise Anne Defresne
Rajat Darshan Agrawal
Ferrel Moore
Original Assignee
Praxair Technology 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 Praxair Technology Inc filed Critical Praxair Technology Inc
Publication of ID19306A publication Critical patent/ID19306A/id

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/001—Removal of residual monomers by physical means
    • C08F6/005—Removal of residual monomers by physical means from solid polymers
    • 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
    • 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
    • B29B7/48—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
    • 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
    • B29B7/58—Component parts, details or accessories; Auxiliary operations
    • B29B7/72—Measuring, controlling or regulating
    • 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
    • B29B7/80—Component parts, details or accessories; Auxiliary operations
    • B29B7/84—Venting or degassing ; Removing liquids, e.g. by evaporating components
    • B29B7/845—Venting, degassing or removing evaporated components in devices with rotary stirrers
    • 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
    • B29B7/80—Component parts, details or accessories; Auxiliary operations
    • B29B7/86—Component parts, details or accessories; Auxiliary operations for working at sub- or superatmospheric pressure
    • 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
    • B29B7/80—Component parts, details or accessories; Auxiliary operations
    • B29B7/88—Adding charges, i.e. additives
    • B29B7/94—Liquid charges
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/76—Venting, drying means; Degassing means
    • B29C48/762—Vapour stripping
    • 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
    • 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
    • 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
    • B29B2017/0424—Specific disintegrating techniques; devices therefor
    • B29B2017/046—Extruder as pressing tool with calibrated die openings for forming and disintegrating pasty or melted material
    • 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
    • B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
    • B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92019—Pressure
    • 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
    • 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
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • 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
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/10—Polymers of propylene
    • B29K2023/12—PP, i.e. polypropylene
    • 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
    • B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material
    • 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
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/06—PVC, i.e. polyvinylchloride
    • 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
    • B29K2033/00—Use of polymers of unsaturated acids or derivatives thereof as moulding material
    • B29K2033/04—Polymers of esters
    • B29K2033/12—Polymers of methacrylic acid esters, e.g. PMMA, i.e. polymethylmethacrylate
    • 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
    • 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
    • B29K2077/00—Use of PA, i.e. polyamides, e.g. polyesteramides or derivatives thereof, as moulding material
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/065—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts containing impurities
    • 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
    • B29K2705/00—Use of metals, their alloys or their compounds, for preformed parts, e.g. for inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/712—Containers; Packaging elements or accessories, Packages
    • B29L2031/7158—Bottles
    • 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
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids
    • 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

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Sustainable Development (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
ID973405A 1996-10-25 1997-10-09 Metoda untuk mengeluarkan kontaminan dari polimer ID19306A (id)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/738,366 US6369192B1 (en) 1995-10-27 1996-10-25 Methods for removing contaminants from polymers

Publications (1)

Publication Number Publication Date
ID19306A true ID19306A (id) 1998-07-02

Family

ID=24967691

Family Applications (1)

Application Number Title Priority Date Filing Date
ID973405A ID19306A (id) 1996-10-25 1997-10-09 Metoda untuk mengeluarkan kontaminan dari polimer

Country Status (7)

Country Link
US (1) US6369192B1 (id)
EP (1) EP0838318A3 (id)
KR (1) KR100351785B1 (id)
CN (1) CN1196995A (id)
BR (1) BR9705128A (id)
CA (1) CA2219217A1 (id)
ID (1) ID19306A (id)

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6160086A (en) * 1998-07-30 2000-12-12 3M Innovative Properties Company Process for removing impurities from polymers
KR100369782B1 (ko) * 2000-07-07 2003-01-30 한화종합화학 주식회사 알루미늄 분말 함유 금속칩, 이의 제조방법 및 이를함유하는 바닥재
US6919383B2 (en) 2001-04-10 2005-07-19 North Carolina State University CO2-assisted deploymerization, purification and recycling of step-growth polymers
CA2358143A1 (en) * 2001-10-02 2003-04-02 Costas Tzoganakis Method of modifying crosslinked rubber
AU2002364530B2 (en) * 2001-12-12 2008-09-25 Depuy Products, Inc. Orthopaedic device and method for making same
WO2003106139A1 (en) * 2002-06-14 2003-12-24 Exxonmobil Chemical Patents Inc. Method of processing polyethylene resins
US6938439B2 (en) * 2003-05-22 2005-09-06 Cool Clean Technologies, Inc. System for use of land fills and recyclable materials
DE102004002159A1 (de) * 2004-01-15 2005-08-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zur Reinigung von Polymeren, insbesondere Kunststoffrezyklaten
US20070228600A1 (en) * 2005-04-01 2007-10-04 Bohnert George W Method of making containers from recycled plastic resin
US7253253B2 (en) * 2005-04-01 2007-08-07 Honeywell Federal Manufacturing & Technology, Llc Method of removing contaminants from plastic resins
CN101501079B (zh) * 2006-08-03 2011-09-14 巴塞尔聚烯烃股份有限公司 聚烯烃精制法
CA2659237A1 (en) 2006-08-03 2008-02-07 Basell Polyolefine Gmbh Process for the polyolefin finishing
DE102007029010A1 (de) * 2006-08-26 2008-02-28 Bayer Materialscience Ag Verfahren zum Compoundieren von Polymeren
WO2008143839A1 (en) * 2007-05-15 2008-11-27 Eco2 Plastics Method and system for removing pcbs from synthetic resin materials
US20110126856A1 (en) * 2008-11-03 2011-06-02 Ergonomy LLC Method of removing contaminants from hard surfaces
ITMI20082348A1 (it) * 2008-12-30 2010-06-30 Meccaniche Luigi Bander A S P A Costruzioni Processo ed apparecchiatura di estrusione di poliestere espanso impiegabile in impianti di produzione di foglie, lastre o tubi di poliestere espanso
US8293444B2 (en) 2009-06-24 2012-10-23 Xerox Corporation Purified polyester resins for toner performance improvement
US8766032B2 (en) 2010-02-25 2014-07-01 The Procter & Gamble Company Recycled superabsorbent polymer particles
EP2361741B1 (en) * 2010-02-25 2013-12-18 The Procter and Gamble Company Recycling of superabsorbent polymer particles
EP2361740B1 (en) 2010-02-25 2013-12-18 The Procter and Gamble Company Method of separating suberabsorbent polymer particles from a solidified thermoplastic composition comprising polymers
FR2997403A1 (fr) * 2012-10-26 2014-05-02 Plastic Omnium Cie Procede de granulation de polymeres et produit issu de ce procede
BR112016026786B1 (pt) * 2014-05-26 2021-07-06 Sabic Global Technologies B.V. processos para aumentar a pureza de uma composição de polietileno de densidade baixa (ldpe) e uso das partículas obtidas pelo mesmo, bem como processo para fazer um lote principal ou forro de carpete
BR112018000724B1 (pt) 2015-07-13 2022-06-14 Sabic Global Technologies B.V. Processo para a preparação de partículas de poliolefina e uso das referidas partículas
CN110139895B (zh) * 2017-01-02 2022-06-24 Sabic环球技术有限责任公司 使聚烯烃再循环的方法
TWI666231B (zh) * 2017-06-26 2019-07-21 國立清華大學 純化聚對苯二甲酸丁二醇酯的方法及裝置
CN109693333B (zh) * 2017-10-24 2021-09-07 欧特捷实业股份有限公司 混合方法及其机构
MX2020006873A (es) 2017-12-27 2020-10-14 Versalis Spa Circuito y proceso para la gestion de transitorios en una planta para la produccion en masa continua de polimeros granulados expandibles.
CN108327232B (zh) * 2017-12-29 2020-09-29 青岛海尔股份有限公司 一种含低挥发性有机物冰箱内胆的成型方法及冰箱
US10723858B2 (en) 2018-09-18 2020-07-28 Greenmantra Recycling Technologies Ltd. Method for purification of depolymerized polymers using supercritical fluid extraction
CN109354653A (zh) * 2018-10-29 2019-02-19 北方华锦化学工业股份有限公司 一种低voc低气味本体abs树脂的制备方法
JP7229065B2 (ja) * 2019-03-27 2023-02-27 住友重機械工業株式会社 射出成形機
EP4136149A1 (en) 2020-04-15 2023-02-22 The Procter & Gamble Company Reducing surface and bulk contamination in plastic
CN115702080B (zh) * 2020-05-11 2025-03-14 陶氏环球技术有限责任公司 整理收缩膜
DE102020113695B4 (de) 2020-05-20 2026-03-05 Pneutec BV Verfahren und Vorrichtung zur Herstellung eines Kunststoffschlauches
CN116075407A (zh) 2020-07-15 2023-05-05 陶氏环球技术有限责任公司 用于从受污染的热塑性塑料中去除污染物的方法
CN114014960B (zh) * 2021-10-21 2023-07-11 金聚合科技(宁波)有限公司 一种用于聚烯烃提纯的系统和方法
ES2987879T3 (es) 2022-09-20 2024-11-18 Revalyu Resources Gmbh Proceso para reciclar tereftalato de polietileno utilizando un reactor de lavado
ES2987877T3 (es) 2022-09-20 2024-11-18 Revalyu Resources Gmbh Proceso para reciclar tereftalato de polietileno utilizando diferentes niveles de monoetilenglicol
EP4342938B1 (en) 2022-09-20 2024-07-17 revalyu Resources GmbH Process for recycling polyethylene terephthalate using specific colour coordinates for oligomer processing
ES2987871T3 (es) 2022-09-20 2024-11-18 Revalyu Resources Gmbh Proceso para reciclar tereftalato de polietileno determinado por la viscosidad intrínseca del tereftalato de polietileno
ES2987874T3 (es) 2022-09-20 2024-11-18 Revalyu Resources Gmbh Proceso para reciclar tereftalato de polietileno utilizando una materia prima seleccionada
EP4342939B1 (en) 2022-09-20 2024-07-10 revalyu Resources GmbH Process for recycling polyethylene terephthalate using porous particulated filter material
DE102022124540A1 (de) * 2022-09-23 2024-03-28 SKZ - KFE gGmbH Verfahren und Vorrichtung zur Entfernung von volatilen Störstoffen aus Kunststoffabfällen
EP4626673A1 (en) * 2022-11-29 2025-10-08 Gamma Meccanica S.P.A. Apparatus for processing recycled plastic material for granule forming, and associated method
CH721251A1 (de) * 2023-10-27 2025-05-15 Alpla Werke Alwin Lehner Gmbh & Co Kg Verfahren zum Recycling von Polyolefinen
WO2025087786A1 (de) * 2023-10-27 2025-05-01 Alpla Werke Alwin Lehner Gmbh & Co. Kg Verfahren zum recycling von polyolefinen

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4223128A (en) 1978-05-16 1980-09-16 Celanese Corporation Process for preparing polyethylene terephthalate useful for beverage containers
NL8303028A (nl) 1983-08-31 1985-03-18 Stamicarbon Winning van caprolactam uit caprolactam-bevattend destillatie-residu.
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
US4703105A (en) 1985-12-23 1987-10-27 The Dow Chemical Company Extraction of residues from styrenic polymers
NL8600144A (nl) 1986-01-23 1987-08-17 Stamicarbon Werkwijze voor het zuiveren van een thermoplastisch polymeer.
FR2611207B1 (fr) 1987-02-19 1989-07-13 Rhone Poulenc Sante Procede de purification des copolymeres du styrene avec les vinylpyridines par extraction au moyen d'un gaz supercritique
DE3829293A1 (de) * 1988-08-30 1990-03-15 Bayer Ag Verfahren zur erniedrigung der schmelzviskositaet von aromatischen polycarbonaten, aromatischen polyestercarbonaten, aromatischen und/oder araliphatischen polyestern
US5237048A (en) 1988-09-22 1993-08-17 Toyo Engineering Corporation Method for purifying polymer
DE3840293A1 (de) 1988-11-30 1990-05-31 Werner & Pfleiderer Verfahren zum entfernen von verunreinigungen aus polymeren kunststoffen und vorrichtung zur durchfuehrung des verfahrens
JPH0768403B2 (ja) 1988-12-15 1995-07-26 東洋エンジニアリング株式会社 発泡体の製造方法
IT1239006B (it) 1989-11-08 1993-09-18 Cobarr Spa Procedimento per il riciclaggio di bottiglie di pet.
US5049647A (en) 1988-12-27 1991-09-17 Cobarr S.P.A. Method for the reduction of impurities in polyester resins
US5049328A (en) 1990-07-02 1991-09-17 Arco Chemical Technology, Inc. Purification, impregnation and foaming of polymer particles with carbon dioxide
US5009746A (en) 1990-10-12 1991-04-23 Kimberly-Clark Corporation Method for removing stickies from secondary fibers using supercritical CO2 solvent extraction
WO1997003802A1 (en) * 1995-07-14 1997-02-06 Tetra Laval Holdings & Finance S.A. Multilayer packaging material incorporating a layer of post-consumer, commingled plastics

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CN1196995A (zh) 1998-10-28
EP0838318A2 (en) 1998-04-29
BR9705128A (pt) 1999-09-08
EP0838318A3 (en) 2000-04-19
CA2219217A1 (en) 1998-04-25
US6369192B1 (en) 2002-04-09
KR19980033078A (ko) 1998-07-25

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