ATE156410T1 - Extrusion von polymeren in festem zustand zur herstellung von pulver - Google Patents
Extrusion von polymeren in festem zustand zur herstellung von pulverInfo
- Publication number
- ATE156410T1 ATE156410T1 AT93810763T AT93810763T ATE156410T1 AT E156410 T1 ATE156410 T1 AT E156410T1 AT 93810763 T AT93810763 T AT 93810763T AT 93810763 T AT93810763 T AT 93810763T AT E156410 T1 ATE156410 T1 AT E156410T1
- Authority
- AT
- Austria
- Prior art keywords
- extrusion
- solid state
- produce powder
- fine powder
- state polymers
- Prior art date
Links
Classifications
-
- 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
-
- 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
- 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
-
- 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
- B29B7/484—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 with two shafts provided with screws, e.g. one screw being shorter than the other
-
- 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
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7476—Systems, i.e. flow charts or diagrams; Plants
- B29B7/7495—Systems, i.e. flow charts or diagrams; Plants for mixing rubber
-
- 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
- B29B7/82—Heating or cooling
- B29B7/826—Apparatus therefor
-
- 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
- B29C48/395—Means 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
- B29C48/40—Means 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
- B29C48/405—Intermeshing co-rotating 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
- 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
- B29B2017/0464—Solid state shear extrusion pulverisation
-
- 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
- B29C48/04—Particle-shaped
-
- 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
- B29K2021/00—Use of unspecified rubbers as moulding material
-
- 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
- B29L2030/00—Pneumatic or solid tyres or parts thereof
-
- 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)
- Environmental & Geological Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US97114792A | 1992-11-03 | 1992-11-03 | |
US98116192A | 1992-11-24 | 1992-11-24 | |
US8519893A | 1993-06-30 | 1993-06-30 | |
US08/140,640 US5395055A (en) | 1992-11-03 | 1993-10-28 | Solid state shear extrusion pulverization |
US08/140,600 US5397065A (en) | 1992-11-03 | 1993-10-28 | Solid state shear extrusion pulverization |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE156410T1 true ATE156410T1 (de) | 1997-08-15 |
Family
ID=27536396
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT93810763T ATE156410T1 (de) | 1992-11-03 | 1993-11-02 | Extrusion von polymeren in festem zustand zur herstellung von pulver |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0596835B1 (de) |
JP (1) | JPH071450A (de) |
AT (1) | ATE156410T1 (de) |
CA (1) | CA2102257C (de) |
DE (1) | DE69312861T2 (de) |
Families Citing this family (18)
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 |
EP0731733A4 (de) * | 1993-12-07 | 1997-07-09 | Univ Northwestern | Wiederaufbereitete polymerwerkstoffen |
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 |
US7666338B2 (en) | 2004-03-25 | 2010-02-23 | Ppg Industries Ohio, Inc. | Focused heat extrusion process for manufacturing powder coating compositions |
US7247675B2 (en) | 2003-12-30 | 2007-07-24 | Kimberly-Clark Worldwide, Inc. | Elastomer compositions and method of making them |
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. |
US9873770B2 (en) | 2008-01-31 | 2018-01-23 | Northwester University | Enhancing the physical properties of semi-crystalline polymers via solid state shear pulverization |
WO2009136970A1 (en) | 2008-01-31 | 2009-11-12 | Northwestern University | Enhancing the physical properties of semi-crystalline polymers via solid-state shear pulverization |
WO2013059321A1 (en) * | 2011-10-17 | 2013-04-25 | 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)
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 |
DE2315587B2 (de) * | 1972-08-14 | 1975-04-10 | Kobe Steel, Ltd., Kobe (Japan) | Vorrichtung zum Feinmahlen von Gummi |
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 |
DE3332629A1 (de) * | 1983-09-09 | 1985-03-28 | Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover | Verfahren und vorrichtung zum pulverisieren von polymeren |
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 |
-
1993
- 1993-11-02 AT AT93810763T patent/ATE156410T1/de not_active IP Right Cessation
- 1993-11-02 DE DE1993612861 patent/DE69312861T2/de not_active Expired - Fee Related
- 1993-11-02 CA CA 2102257 patent/CA2102257C/en not_active Expired - Fee Related
- 1993-11-02 EP EP19930810763 patent/EP0596835B1/de not_active Expired - Lifetime
- 1993-11-04 JP JP29891993A patent/JPH071450A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0596835B1 (de) | 1997-08-06 |
DE69312861T2 (de) | 1998-02-12 |
CA2102257A1 (en) | 1994-05-04 |
JPH071450A (ja) | 1995-01-06 |
CA2102257C (en) | 1998-11-10 |
DE69312861D1 (de) | 1997-09-11 |
EP0596835A1 (de) | 1994-05-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |