MX2023001606A - Método de eliminación de disolvente de una solución polimérica mediante clasificación por tamaños y extrusión integradas en una extrusora de plástico. - Google Patents

Método de eliminación de disolvente de una solución polimérica mediante clasificación por tamaños y extrusión integradas en una extrusora de plástico.

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Publication number
MX2023001606A
MX2023001606A MX2023001606A MX2023001606A MX2023001606A MX 2023001606 A MX2023001606 A MX 2023001606A MX 2023001606 A MX2023001606 A MX 2023001606A MX 2023001606 A MX2023001606 A MX 2023001606A MX 2023001606 A MX2023001606 A MX 2023001606A
Authority
MX
Mexico
Prior art keywords
extrusion
size classification
polymer solution
solvent removal
plastic extruder
Prior art date
Application number
MX2023001606A
Other languages
English (en)
Inventor
Hagen Hanel
Klaus Wohnig
Original Assignee
Apk Ag
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 Apk Ag filed Critical Apk Ag
Publication of MX2023001606A publication Critical patent/MX2023001606A/es

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    • 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
    • B29B13/00—Conditioning or physical treatment of the material to be shaped
    • B29B13/10—Conditioning or physical treatment of the material to be shaped by grinding, e.g. by triturating; by sieving; by filtering
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    • 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
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    • B01D61/147—Microfiltration
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    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/18—Apparatus therefor
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    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
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    • B01D—SEPARATION
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    • 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
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    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
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    • B29C48/25—Component parts, details or accessories; Auxiliary operations
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    • B29C48/76—Venting, drying means; Degassing means
    • B29C48/765—Venting, drying means; Degassing means in the extruder apparatus
    • B29C48/766—Venting, drying means; Degassing means in the extruder apparatus in screw extruders
    • B29C48/767—Venting, drying means; Degassing means in the extruder apparatus in screw extruders through a degassing opening of a barrel
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    • 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
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    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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    • B29B17/04—Disintegrating plastics, e.g. by milling
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    • 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
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    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C—CHEMISTRY; METALLURGY
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    • Y02W30/62—Plastics recycling; Rubber recycling

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Sustainable Development (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

La invención se refiere a un método continuo de eliminación de un disolvente de una suspensión o solución que comprende un polímero diana, en donde el método comprende las etapas de suministrar dicha suspensión o solución a una extrusora, en donde dicha extrusora comprende una unidad de clasificación por tamaños que está diseñada para ser permeable al disolvente e impermeable al polímero diana; y filtración y extrusión de dicha suspensión o solución en dicha extrusora. La invención también se refiere a un sistema de reciclaje de desechos plásticos para reciclar un polímero diana. Asimismo, la invención también se refiere a un material polimérico obtenido por este método de reciclaje.
MX2023001606A 2020-08-07 2021-08-06 Método de eliminación de disolvente de una solución polimérica mediante clasificación por tamaños y extrusión integradas en una extrusora de plástico. MX2023001606A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP20190050 2020-08-07
PCT/EP2021/072088 WO2022029326A1 (en) 2020-08-07 2021-08-06 Method for solvent removal from a polymer solution by integrated size classification and extrusion in a plastic extruder

Publications (1)

Publication Number Publication Date
MX2023001606A true MX2023001606A (es) 2023-03-22

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MX2023001606A MX2023001606A (es) 2020-08-07 2021-08-06 Método de eliminación de disolvente de una solución polimérica mediante clasificación por tamaños y extrusión integradas en una extrusora de plástico.

Country Status (8)

Country Link
US (1) US20220040886A1 (es)
EP (1) EP3950796A1 (es)
JP (1) JP2022031254A (es)
KR (1) KR20230049671A (es)
CN (1) CN114055672A (es)
CA (1) CA3127001A1 (es)
MX (1) MX2023001606A (es)
WO (1) WO2022029326A1 (es)

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Publication number Priority date Publication date Assignee Title
EP4299270A1 (en) * 2022-07-01 2024-01-03 Vynova Holding S.A. Method for recycling vinyl halide polymer compositions and use thereof
US20240059858A1 (en) * 2022-08-22 2024-02-22 Wisconsin Alumni Research Foundation Plastic recycling system using solvent-targeted recovery and precipitation (strap)
WO2024110485A1 (en) * 2022-11-21 2024-05-30 Katholieke Universiteit Leuven Solvent-based plastic recycling using membranes

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