ATE431237T1 - Doppelschneckenextruder mit mischelemente und verfahren zum extrudieren. - Google Patents
Doppelschneckenextruder mit mischelemente und verfahren zum extrudieren.Info
- Publication number
- ATE431237T1 ATE431237T1 AT01107053T AT01107053T ATE431237T1 AT E431237 T1 ATE431237 T1 AT E431237T1 AT 01107053 T AT01107053 T AT 01107053T AT 01107053 T AT01107053 T AT 01107053T AT E431237 T1 ATE431237 T1 AT E431237T1
- Authority
- AT
- Austria
- Prior art keywords
- circular element
- circle
- twin
- screw extruder
- mixing elements
- Prior art date
Links
- 238000005520 cutting process Methods 0.000 abstract 2
Classifications
-
- 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
- B29C48/505—Screws
- B29C48/64—Screws with two or more threads
- B29C48/655—Screws with two or more threads having three or more threads
-
- 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
- B29B7/488—Parts, e.g. casings, sealings; Accessories, e.g. flow controlling or throttling devices
- B29B7/489—Screws
-
- 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
-
- 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
-
- 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
- B29C48/402—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 the screws having intermeshing parts
-
- 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
- B29C48/505—Screws
- B29C48/64—Screws with two or more threads
- B29C48/645—Screws with two or more threads neighbouring threads and channels having identical configurations
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Formation And Processing Of Food Products (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2000TO000278A IT1319996B1 (it) | 2000-03-23 | 2000-03-23 | Elemento di miscelazione per vite di estrusore bivite corotante edestrusore che lo comprende. |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE431237T1 true ATE431237T1 (de) | 2009-05-15 |
Family
ID=11457614
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT01107053T ATE431237T1 (de) | 2000-03-23 | 2001-03-21 | Doppelschneckenextruder mit mischelemente und verfahren zum extrudieren. |
Country Status (6)
Country | Link |
---|---|
US (1) | US6447156B2 (de) |
EP (1) | EP1136228B1 (de) |
AT (1) | ATE431237T1 (de) |
DE (1) | DE60138666D1 (de) |
ES (1) | ES2327097T3 (de) |
IT (1) | IT1319996B1 (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6783270B1 (en) * | 2000-07-31 | 2004-08-31 | Steer Engineering (P) Limited | Fractional and higher lobed co-rotating twin-screw elements |
US7188992B2 (en) * | 2003-07-30 | 2007-03-13 | Americhem, Inc. | Kneading element and related articles |
JP4445478B2 (ja) * | 2006-03-10 | 2010-04-07 | 株式会社日本製鋼所 | プラスチック原料の可塑化混練押出機 |
DE102008029304A1 (de) * | 2008-06-20 | 2009-12-24 | Bayer Technology Services Gmbh | Verfahren zur Erzeugung von Schneckenelementen |
DE102008029305A1 (de) * | 2008-06-20 | 2009-12-24 | Bayer Technology Services Gmbh | Schneckenelemente mit reduziertem Kammwinkel |
DE102008029306A1 (de) * | 2008-06-20 | 2009-12-24 | Bayer Technology Services Gmbh | Schneckenelemente mit reduziertem Energieeintrag beim Druckaufbau |
CN102227300B (zh) * | 2008-09-29 | 2014-03-12 | 思蒂亚工程私人有限公司 | 挤出机和挤出机操作方法 |
EP2272651B1 (de) * | 2009-07-10 | 2012-05-16 | Coperion GmbH | Schneckenmaschine mit Dehn-Knetelement |
CN102695595B (zh) * | 2009-08-18 | 2014-10-15 | 丰田自动车株式会社 | 密封圈 |
US20110063940A1 (en) * | 2009-09-14 | 2011-03-17 | Steer Engineering Private Limited | Method of extruder operation |
AU2010326690B2 (en) * | 2009-12-04 | 2016-06-30 | Union Carbide Chemicals & Plastics Technology Llc | Extruder screw |
IT1406769B1 (it) | 2010-08-05 | 2014-03-07 | Maris Flli Spa | Procedimento per il recupero e la de-vulcanizzazione di gomma |
JP6038557B2 (ja) * | 2012-09-06 | 2016-12-07 | トヨタ自動車株式会社 | 電極ペースト製造装置および電極ペースト製造方法 |
DE202013001817U1 (de) * | 2013-02-26 | 2014-06-04 | Vemag Maschinenbau Gmbh | Anordnung von dichtschließenden Förderschnecken |
TWI649180B (zh) * | 2013-04-04 | 2019-02-01 | 艾朗希歐德意志有限公司 | 用於自含彈性體媒介移除揮發性組份之方法及為此目的之去揮發物設備 |
IT201900016061A1 (it) * | 2019-09-11 | 2021-03-11 | F Lli Maris S P A | Impianto per il recupero e la devulcanizzazione di gomma reticolata e procedimento di devulcanizzazione |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2670188A (en) * | 1949-09-23 | 1954-02-23 | Bayer Ag | Mixing and kneading machine |
US3446485A (en) * | 1966-09-22 | 1969-05-27 | Colgate Palmolive Co | Mixing apparatus |
DE1679884B2 (de) * | 1967-12-16 | 1971-08-26 | Werner & Pfleiderer | Mehrwellige kontinuierlich arbeitende misch und knetmaschine fuer plastizierbare massen |
CH548270A (fr) * | 1970-02-26 | 1974-04-30 | Union Carbide Corp | Procede pour fluidiser et melanger une matiere thermoplastique en particules et extrudeur a vis pour sa mise en oeuvre. |
US4084263A (en) * | 1973-04-30 | 1978-04-11 | Firma Werner & Pfleiderer | Kneading and mixing machine |
JPS5386794A (en) * | 1976-11-29 | 1978-07-31 | Mitsubishi Gas Chem Co Inc | Continuous polymerization |
US4131371A (en) * | 1977-08-03 | 1978-12-26 | E. I. Du Pont De Nemours And Company | Co-rotating multiple screw processor |
CA1115690A (en) * | 1977-08-11 | 1982-01-05 | Henry Ellwood | Mixer rotor with a shear edge |
DE2750767A1 (de) * | 1977-11-12 | 1979-05-17 | Werner & Pfleiderer | Knetkoerper fuer extruderschneckenmaschinen |
JPS5659824A (en) * | 1979-10-23 | 1981-05-23 | Mitsubishi Gas Chem Co Inc | Continuous polymerization of trioxane |
GB8804313D0 (en) * | 1988-02-24 | 1988-03-23 | Apv Plc | Improvements in/relating to mixers |
DE4122912A1 (de) * | 1991-07-11 | 1993-01-14 | Theysohn Friedrich Fa | Doppelschneckenextruder |
DE69419385T2 (de) * | 1993-04-05 | 2000-03-30 | Kobe Steel Ltd | Hermetisch abgeschlossener kneter |
JP2909577B2 (ja) * | 1993-10-29 | 1999-06-23 | トヨタ自動車株式会社 | 樹脂廃材の再生方法及び装置 |
DE19536289C2 (de) * | 1995-09-29 | 1999-01-07 | Krupp Werner & Pfleiderer Gmbh | Verfahren zur Durchführung von kontinuierlichen Aufbereitungsprozessen mit gleichsinnig drehenden, dicht kämmenden Doppelschneckenextrudern |
DE19718292A1 (de) * | 1997-04-30 | 1998-11-05 | Krupp Werner & Pfleiderer Gmbh | Mehrwellen-Schneckenmaschine, insbesondere Zwei-Wellen-Extruder |
US5932159A (en) * | 1997-11-07 | 1999-08-03 | Rauwendaal Extrusion Engineering, Inc. | Screw extruder with improved dispersive mixing |
JP3820312B2 (ja) * | 1998-03-31 | 2006-09-13 | 住重機器システム株式会社 | 連続式混練機での混練物の混練方法 |
US6116770A (en) * | 1998-10-02 | 2000-09-12 | Krupp Werner & Pfleiderer Corporation | Mixing element for screw extruder |
-
2000
- 2000-03-23 IT IT2000TO000278A patent/IT1319996B1/it active
-
2001
- 2001-03-21 ES ES01107053T patent/ES2327097T3/es not_active Expired - Lifetime
- 2001-03-21 EP EP01107053A patent/EP1136228B1/de not_active Expired - Lifetime
- 2001-03-21 DE DE60138666T patent/DE60138666D1/de not_active Expired - Lifetime
- 2001-03-21 AT AT01107053T patent/ATE431237T1/de not_active IP Right Cessation
- 2001-03-23 US US09/815,663 patent/US6447156B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
IT1319996B1 (it) | 2003-11-12 |
US20010031289A1 (en) | 2001-10-18 |
ES2327097T3 (es) | 2009-10-26 |
US6447156B2 (en) | 2002-09-10 |
ITTO20000278A0 (it) | 2000-03-23 |
EP1136228A3 (de) | 2004-02-04 |
EP1136228A2 (de) | 2001-09-26 |
DE60138666D1 (de) | 2009-06-25 |
ITTO20000278A1 (it) | 2001-09-23 |
EP1136228B1 (de) | 2009-05-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |