CA2312369C - Mixing element for screw extruder - Google Patents
Mixing element for screw extruder Download PDFInfo
- Publication number
- CA2312369C CA2312369C CA002312369A CA2312369A CA2312369C CA 2312369 C CA2312369 C CA 2312369C CA 002312369 A CA002312369 A CA 002312369A CA 2312369 A CA2312369 A CA 2312369A CA 2312369 C CA2312369 C CA 2312369C
- Authority
- CA
- Canada
- Prior art keywords
- axis
- members
- central portion
- lobes
- lobe
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
- 239000000463 material Substances 0.000 claims description 29
- 238000001125 extrusion Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 238000004898 kneading Methods 0.000 description 6
- 230000004323 axial length Effects 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- 229920002943 EPDM rubber Polymers 0.000 description 3
- 239000006229 carbon black Substances 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 229910001315 Tool steel Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- -1 e.g. Substances 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
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
- 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
- B29B7/482—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 provided with screw parts in addition to other mixing parts, e.g. paddles, gears, discs
- B29B7/483—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 provided with screw parts in addition to other mixing parts, e.g. paddles, gears, discs the other mixing parts being discs perpendicular to the screw axis
-
- 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
- B29B7/421—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix with screw and additionally other mixing elements on the same shaft, e.g. paddles, discs, bearings, rotor blades of the Banbury type
-
- 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
- B29C48/256—Exchangeable extruder parts
- B29C48/2564—Screw 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
- B29C48/565—Screws having projections other than the thread, e.g. pins
-
- 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)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/165,919 | 1998-10-02 | ||
| US09/165,919 US6116770A (en) | 1998-10-02 | 1998-10-02 | Mixing element for screw extruder |
| PCT/US1999/021907 WO2000020189A1 (en) | 1998-10-02 | 1999-09-21 | Mixing element for screw extruder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2312369A1 CA2312369A1 (en) | 2000-04-13 |
| CA2312369C true CA2312369C (en) | 2006-11-28 |
Family
ID=22601019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002312369A Expired - Fee Related CA2312369C (en) | 1998-10-02 | 1999-09-21 | Mixing element for screw extruder |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US6116770A (https=) |
| EP (1) | EP1035960B1 (https=) |
| JP (1) | JP2002526281A (https=) |
| AT (1) | ATE267684T1 (https=) |
| AU (1) | AU6157399A (https=) |
| CA (1) | CA2312369C (https=) |
| DE (1) | DE69917587T2 (https=) |
| WO (1) | WO2000020189A1 (https=) |
Families Citing this family (33)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1319996B1 (it) * | 2000-03-23 | 2003-11-12 | Maris Flli Spa | Elemento di miscelazione per vite di estrusore bivite corotante edestrusore che lo comprende. |
| WO2002009919A2 (en) * | 2000-07-31 | 2002-02-07 | Babu Padmanabhan | Fractional and higher lobed co-rotating twin-screw elements |
| DE10050295A1 (de) * | 2000-10-10 | 2002-04-11 | Buehler Ag | Mehrwellen-Extruder und Verfahren zur Aufbereitung und/oder Vorarbeitung von mit Füllstoff versetzten Elastomeren |
| US6627701B2 (en) | 2000-12-28 | 2003-09-30 | General Electric Company | Method for the preparation of a poly(arylene ether)-polyolefin composition, and composition prepared thereby |
| US7244060B2 (en) * | 2001-11-29 | 2007-07-17 | Kobe Steel, Ltd. | Kneading apparatus |
| DE10207145B4 (de) * | 2002-02-20 | 2004-07-15 | Blach, Josef A. | Vorrichtung zum Dispergieren und Aufschmelzen fließfähiger Stoffe |
| US6776929B2 (en) | 2002-03-15 | 2004-08-17 | General Electric Company | Method of forming a conductive thermoplastic composition |
| EP1543076A2 (en) * | 2002-09-20 | 2005-06-22 | General Electric Company | Underhood components |
| US7241403B2 (en) * | 2003-05-29 | 2007-07-10 | General Electric Company | Method for making a conductive thermoplastic composition |
| US7188992B2 (en) * | 2003-07-30 | 2007-03-13 | Americhem, Inc. | Kneading element and related articles |
| US7022765B2 (en) * | 2004-01-09 | 2006-04-04 | General Electric | Method for the preparation of a poly(arylene ether)-polyolefin composition, and composition prepared thereby |
| USD550259S1 (en) * | 2005-11-10 | 2007-09-04 | Jmp Industries, Inc. | Wiper blade |
| US8708551B2 (en) * | 2005-04-18 | 2014-04-29 | Collette Nv | Continuous granulator and method of continuous granulation of powder material |
| 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 |
| DE502007003920D1 (de) * | 2006-12-14 | 2010-07-08 | Sulzer Chemtech Ag | Poröses Dosierelement mit Beschichtung |
| JP4907366B2 (ja) * | 2007-01-26 | 2012-03-28 | 株式会社神戸製鋼所 | 押出機用スクリュ、これに用いられる軸受セグメント、および押出機用スクリュを備える２軸押出機 |
| JP4746014B2 (ja) * | 2007-07-09 | 2011-08-10 | 株式会社日本製鋼所 | 溶融混練脱揮押出機 |
| DE102008029304A1 (de) * | 2008-06-20 | 2009-12-24 | Bayer Technology Services Gmbh | Verfahren zur Erzeugung von Schneckenelementen |
| US8187651B2 (en) | 2008-11-24 | 2012-05-29 | Kraft Foods Global Brands Llc | Method and apparatus for continuous processing of whole muscle meat products |
| US8641263B2 (en) | 2008-11-24 | 2014-02-04 | Kraft Foods Group Brands Llc | Method and apparatus for continuous processing of whole muscle meat products |
| US8308342B2 (en) * | 2008-11-24 | 2012-11-13 | Kraft Foods Global Brands Llc | Processing elements for mixing meat products |
| EP2272651B1 (de) * | 2009-07-10 | 2012-05-16 | Coperion GmbH | Schneckenmaschine mit Dehn-Knetelement |
| WO2011021273A1 (ja) * | 2009-08-18 | 2011-02-24 | トヨタ自動車株式会社 | シールリング |
| EP2507031B1 (en) * | 2009-12-04 | 2018-03-28 | Union Carbide Chemicals & Plastics Technology LLC | Extruder screw system and process for producing an aqueous dispersion |
| DE102009059072A1 (de) | 2009-12-18 | 2011-06-22 | Bayer Technology Services GmbH, 51373 | Schneckenelemente zur Extrusion viskoelastischer Massen |
| EP2374600B1 (en) | 2010-04-12 | 2014-03-26 | Borealis AG | Kneading disk with tapered crest surface |
| US8608367B2 (en) * | 2010-05-19 | 2013-12-17 | Xerox Corporation | Screw extruder for continuous and solvent-free resin emulsification |
| US8595910B2 (en) | 2010-06-23 | 2013-12-03 | Entek Manufacturing Llc | Restoration of worn metallic extrusion processing elements |
| IT1402660B1 (it) * | 2010-10-22 | 2013-09-13 | Maris Flli Spa | Estrusore plurivite, in particolare bivite. |
| US10207423B2 (en) | 2012-02-28 | 2019-02-19 | Steer Engineering Private Limited | Extruder mixing element for a co-rotating twin screw extruder |
| EP3095572A1 (en) * | 2015-05-22 | 2016-11-23 | Borealis AG | Process for manufacturing of a fibre-reinforced polymer composition |
| JP6396953B2 (ja) * | 2016-07-13 | 2018-09-26 | 株式会社日本製鋼所 | ニーディングディスク、スクリュエレメント及び押出機 |
| JP6505308B1 (ja) * | 2018-12-27 | 2019-04-24 | 川崎重工業株式会社 | スクリューコンベヤのオーガの組立方法 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2559418A (en) * | 1948-01-30 | 1951-07-03 | Patterson Foundry & Machine Co | Kneading apparatus |
| US3230581A (en) * | 1964-01-06 | 1966-01-25 | Goodyear Tire & Rubber | Rubber mixer |
| US3446485A (en) * | 1966-09-22 | 1969-05-27 | Colgate Palmolive Co | Mixing apparatus |
| JPS542690B2 (https=) * | 1972-03-13 | 1979-02-10 | ||
| 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 |
| JP2901336B2 (ja) * | 1990-10-31 | 1999-06-07 | 住友重機械工業株式会社 | 横型二軸混練機 |
| DE4122912A1 (de) * | 1991-07-11 | 1993-01-14 | Theysohn Friedrich Fa | Doppelschneckenextruder |
| JPH0677679B2 (ja) * | 1991-07-29 | 1994-10-05 | ビーエイチ工業有限会社 | 連続捏和機 |
| US5419919A (en) * | 1993-10-22 | 1995-05-30 | Wm. Wrigley Jr. Company | Continuous gum base manufacture using paddle mixing |
| US5429489A (en) * | 1994-01-21 | 1995-07-04 | Geyer; Paul | Volumetric blending, mixing and extruding of polymer like materials |
| US5487602A (en) * | 1994-06-03 | 1996-01-30 | Farrel Corporation | Multi-screw, extrusion-compounding machine with modular mixing elements |
| US5932159A (en) * | 1997-11-07 | 1999-08-03 | Rauwendaal Extrusion Engineering, Inc. | Screw extruder with improved dispersive mixing |
-
1998
- 1998-10-02 US US09/165,919 patent/US6116770A/en not_active Expired - Fee Related
-
1999
- 1999-09-21 AT AT99948379T patent/ATE267684T1/de not_active IP Right Cessation
- 1999-09-21 EP EP99948379A patent/EP1035960B1/en not_active Expired - Lifetime
- 1999-09-21 DE DE69917587T patent/DE69917587T2/de not_active Expired - Lifetime
- 1999-09-21 JP JP2000573526A patent/JP2002526281A/ja active Pending
- 1999-09-21 AU AU61573/99A patent/AU6157399A/en not_active Abandoned
- 1999-09-21 CA CA002312369A patent/CA2312369C/en not_active Expired - Fee Related
- 1999-09-21 WO PCT/US1999/021907 patent/WO2000020189A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| JP2002526281A (ja) | 2002-08-20 |
| AU6157399A (en) | 2000-04-26 |
| DE69917587T2 (de) | 2005-06-09 |
| US6116770A (en) | 2000-09-12 |
| DE69917587D1 (de) | 2004-07-01 |
| EP1035960A1 (en) | 2000-09-20 |
| EP1035960B1 (en) | 2004-05-26 |
| CA2312369A1 (en) | 2000-04-13 |
| WO2000020189A1 (en) | 2000-04-13 |
| ATE267684T1 (de) | 2004-06-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |
Effective date: 20130923 |