AT156410T - EXTRUSION OF SOLID POLYMERS FOR THE PRODUCTION OF POWDER - Google Patents

EXTRUSION OF SOLID POLYMERS FOR THE PRODUCTION OF POWDER

Info

Publication number
AT156410T
AT156410T AT93810763T AT93810763T AT156410T AT 156410 T AT156410 T AT 156410T AT 93810763 T AT93810763 T AT 93810763T AT 93810763 T AT93810763 T AT 93810763T AT 156410 T AT156410 T AT 156410T
Authority
AT
Austria
Prior art keywords
extrusion
powder
production
solid polymers
polymers
Prior art date
Application number
AT93810763T
Other languages
English (en)
Inventor
Fyodor Shutov
George Ivanov
Hamid Arastoopour
Original Assignee
Illinois Technology Inst
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 to US97114792A priority Critical
Priority to US98116192A priority
Priority to US8519893A priority
Priority to US08/140,600 priority patent/US5397065A/en
Priority to US08/140,640 priority patent/US5395055A/en
Application filed by Illinois Technology Inst filed Critical Illinois Technology Inst
Publication of AT156410T publication Critical patent/AT156410T/de

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/04Disintegrating plastics, e.g. by milling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B13/00Conditioning or physical treatment of the material to be shaped
    • B29B13/10Conditioning or physical treatment of the material to be shaped by grinding, e.g. by triturating; by sieving; by filtering
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00Mixing; Kneading
    • B29B7/30Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/46Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
    • B29B7/48Mixing; 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
    • B29B7/484Mixing; 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 with two shafts provided with screws, e.g. one screw being shorter than the other
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00Mixing; Kneading
    • B29B7/74Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7476Systems, i.e. flow charts or diagrams; Plants
    • B29B7/7495Systems, i.e. flow charts or diagrams; Plants for mixing rubber
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00Mixing; Kneading
    • B29B7/80Component parts, details or accessories; Auxiliary operations
    • B29B7/82Heating or cooling
    • B29B7/826Apparatus therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/40Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • B29C48/405Intermeshing co-rotating screws
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/04Disintegrating plastics, e.g. by milling
    • B29B2017/0424Specific disintegrating techniques; devices therefor
    • B29B2017/0464Solid state shear extrusion pulverisation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/04Particle-shaped
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2021/00Use of unspecified rubbers as moulding material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2030/00Pneumatic or solid tyres or parts thereof
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/62Plastics recycling; Rubber recycling
AT93810763T 1992-11-03 1993-11-02 EXTRUSION OF SOLID POLYMERS FOR THE PRODUCTION OF POWDER AT156410T (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
US97114792A true 1992-11-03 1992-11-03
US98116192A true 1992-11-24 1992-11-24
US8519893A true 1993-06-30 1993-06-30
US08/140,600 US5397065A (en) 1992-11-03 1993-10-28 Solid state shear extrusion pulverization
US08/140,640 US5395055A (en) 1992-11-03 1993-10-28 Solid state shear extrusion pulverization

Publications (1)

Publication Number Publication Date
AT156410T true AT156410T (de) 1997-08-15

Family

ID=27536396

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93810763T AT156410T (de) 1992-11-03 1993-11-02 EXTRUSION OF SOLID POLYMERS FOR THE PRODUCTION OF POWDER

Country Status (5)

Country Link
EP (1) EP0596835B1 (de)
JP (1) JPH071450A (de)
AT (1) AT156410T (de)
CA (1) CA2102257C (de)
DE (1) DE69312861T2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5704555A (en) * 1993-08-02 1998-01-06 Illinois Institute Of Technology Single-screw extruder for solid state shear extrusion pulverization and method
WO1995015819A1 (en) * 1993-12-07 1995-06-15 Northwestern University Reconstituted polymeric materials
US5769335A (en) * 1997-01-31 1998-06-23 Tennessee Technological University Method and apparatus for shear pulverization of polymer materials
DE29815653U1 (de) * 1998-08-31 2000-01-05 Texprojekt Gmbh Pulverförmiges Produkt insbesondere aus Recyclingmaterial
SE519100C2 (sv) * 1998-10-23 2003-01-14 Wirsbo Bruks Ab Anordning och förfarande för tillverkning av extruderbara formstycken av förnätningsbara polymermaterial
US6479003B1 (en) * 1998-11-18 2002-11-12 Northwestern University Processes of mixing, compatibilizing, and/or recylcing blends of polymer materials through solid state shear pulverization, and products by such processes
US6494390B1 (en) 2000-05-24 2002-12-17 Northwestern University Solid state shear pulverization of multicomponent polymeric waste
US6818173B1 (en) 2000-08-10 2004-11-16 Northwestern University Polymeric blends formed by solid state shear pulverization and having improved melt flow properties
US6475412B1 (en) * 2000-09-22 2002-11-05 E. I. Du Pont De Nmeours And Company Process for making polyurethaneurea powder
US7605194B2 (en) 2003-06-24 2009-10-20 Ppg Industries Ohio, Inc. Aqueous dispersions of polymer-enclosed particles, related coating compositions and coated substrates
US7247675B2 (en) 2003-12-30 2007-07-24 Kimberly-Clark Worldwide, Inc. Elastomer compositions and method of making them
US7666338B2 (en) * 2004-03-25 2010-02-23 Ppg Industries Ohio, Inc. Focused heat extrusion process for manufacturing powder coating compositions
ES2276607B1 (es) * 2005-10-05 2008-03-01 Francisco Jose De Urquia Comas Proceso de reactivacion del caucho para su posterior aplicacion como modificador bituminoso.
WO2009136970A1 (en) 2008-01-31 2009-11-12 Northwestern University Enhancing the physical properties of semi-crystalline polymers via solid-state shear pulverization
US9873770B2 (en) 2008-01-31 2018-01-23 Northwester University Enhancing the physical properties of semi-crystalline polymers via solid state shear pulverization
US9186835B2 (en) 2011-10-17 2015-11-17 Bucknell University Process for producing exfoliated and/or dispersed polymer composites and/or nanocomposites via solid-state/melt extrusion (SSME)
CN105965724A (zh) * 2016-07-15 2016-09-28 江苏尚昆生物设备有限公司 滤胶机
WO2021137086A1 (en) * 2019-12-31 2021-07-08 Shpp Global Technologies B.V. Thermoplastic powders and methods for producing the same from foam pellets

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH334404A (de) * 1954-08-31 1958-11-30 Engel Thomas Verfahren und Vorrichtung zum Pulverisieren thermoplastischer Kunststoffe, insbesondere zwecks Verwendung als Ausgangsmaterial für das Flammspritzverfahren
CH456937A (de) * 1966-05-20 1968-05-31 Pme Holding Ag Extruder für Kunststoffe und Verfahren zum Betrieb des Extruders
GB1184717A (en) * 1967-05-03 1970-03-18 Gkn Sankey Ltd Improvements in or relating to the Comminuting of Powder Material and to Moulding using Powdered Plastics Materials
GB1424768A (en) * 1972-08-14 1976-02-11 Kobe Steel Ltd Process and an apparatus for pulverizing materials
US4041115A (en) * 1975-05-12 1977-08-09 E. I. Du Pont De Nemours And Company Continuous process for preparing particulate microporous, open-celled polymer structures in a screw-type extruder
AT371058B (de) * 1980-11-10 1983-05-25 Maplan Masch Tech Anlagen Doppelschneckenpresse
DE3332629C2 (de) * 1983-09-09 1993-01-14 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover, De
US4607796A (en) * 1984-11-30 1986-08-26 Nauchno-Proizvodstvennoe Obiedinenie "Norplast" Method of making powder from rubber and vulcanization products
AT401156B (de) * 1989-07-12 1996-07-25 Cincinnati Milacron Austria Schnecke, insbesondere doppelschnecke, für eine schneckenstrangpresse zum verarbeiten von kunststoffen
DE4009902A1 (de) * 1990-03-28 1991-10-02 Wilfried Schraufstetter Verfahren zum aufbereiten gummihaltigen abfalls fuer die weiterverarbeitung
DE4130315C1 (en) * 1991-03-18 1993-01-14 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover, De Prodn. of mono:dispersed thermoplastic fine powder - by feeding to extruder and grinding while controlling temp., cooling in vortex zone and re-grinding coarse particles

Also Published As

Publication number Publication date
JPH071450A (ja) 1995-01-06
CA2102257A1 (en) 1994-05-04
DE69312861D1 (de) 1997-09-11
EP0596835A1 (de) 1994-05-11
DE69312861T2 (de) 1998-02-12
EP0596835B1 (de) 1997-08-06
CA2102257C (en) 1998-11-10

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