DE102017114841B4 - Vorrichtung und Verfahren zur Extrusion von thermo-mechanisch verformbaren granulatförmigen Materialien - Google Patents

Vorrichtung und Verfahren zur Extrusion von thermo-mechanisch verformbaren granulatförmigen Materialien Download PDF

Info

Publication number
DE102017114841B4
DE102017114841B4 DE102017114841.8A DE102017114841A DE102017114841B4 DE 102017114841 B4 DE102017114841 B4 DE 102017114841B4 DE 102017114841 A DE102017114841 A DE 102017114841A DE 102017114841 B4 DE102017114841 B4 DE 102017114841B4
Authority
DE
Germany
Prior art keywords
screw
extruder
hopper
feed
screw extruder
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.)
Active
Application number
DE102017114841.8A
Other languages
German (de)
English (en)
Other versions
DE102017114841A1 (de
Inventor
Tom Rückborn
René Zielke
Clemens Lieberwirth
Vincent Morrison
Hermann Seitz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AIM3D GmbH
Original Assignee
AIM3D GmbH
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 DE102017114841.8A priority Critical patent/DE102017114841B4/de
Application filed by AIM3D GmbH filed Critical AIM3D GmbH
Priority to PCT/EP2018/067130 priority patent/WO2019007756A1/de
Priority to CN201880045177.XA priority patent/CN110869184B/zh
Priority to DK18739471.3T priority patent/DK3648946T3/da
Priority to EP18739471.3A priority patent/EP3648946B1/de
Priority to US16/628,398 priority patent/US11597118B2/en
Priority to HUE18739471A priority patent/HUE061745T2/hu
Priority to FIEP18739471.3T priority patent/FI3648946T3/fi
Priority to JP2020522407A priority patent/JP7144513B2/ja
Priority to ES18739471T priority patent/ES2944600T3/es
Priority to PL18739471.3T priority patent/PL3648946T3/pl
Publication of DE102017114841A1 publication Critical patent/DE102017114841A1/de
Application granted granted Critical
Publication of DE102017114841B4 publication Critical patent/DE102017114841B4/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • B29B9/00—Making granules
    • B29B9/02—Making granules by dividing preformed material
    • B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
    • 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
    • B29C48/02—Small extruding apparatus, e.g. handheld, toy or laboratory 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
    • B29C48/03—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
    • B29C48/05—Filamentary, e.g. strands
    • 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
    • B29C48/397—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 a single screw
    • 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
    • B29C48/53—Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories 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
    • B29C48/266—Means for allowing relative movements between the apparatus parts, e.g. for twisting the extruded article or for moving the die along a surface to be coated
    • 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
    • B29C48/285—Feeding the extrusion material to the extruder
    • B29C48/288—Feeding the extrusion material to the extruder in solid form, e.g. powder or granules
    • 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
    • B29C48/625—Screws characterised by the ratio of the threaded length of the screw to its outside diameter [L/D ratio]
    • 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
    • B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
    • B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
    • B29C64/205—Means for applying layers
    • B29C64/209—Heads; Nozzles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Clinical Laboratory Science (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DE102017114841.8A 2017-07-04 2017-07-04 Vorrichtung und Verfahren zur Extrusion von thermo-mechanisch verformbaren granulatförmigen Materialien Active DE102017114841B4 (de)

Priority Applications (11)

Application Number Priority Date Filing Date Title
DE102017114841.8A DE102017114841B4 (de) 2017-07-04 2017-07-04 Vorrichtung und Verfahren zur Extrusion von thermo-mechanisch verformbaren granulatförmigen Materialien
JP2020522407A JP7144513B2 (ja) 2017-07-04 2018-06-26 バルク形態の熱機械的変形可能材料の押出装置および押出方法、ならびにコンパクト・スクリュー押出機
DK18739471.3T DK3648946T3 (da) 2017-07-04 2018-06-26 Apparat og fremgangsmåde til ekstrudering af termomekanisk deformerbare materialer i rystegods-form og snegleekstruder med kompakt opbygning
EP18739471.3A EP3648946B1 (de) 2017-07-04 2018-06-26 Vorrichtung und verfahren zur extrusion von thermo-mechanisch verformbaren materialien in schüttgutform und schneckenextruder kompakter bauform
US16/628,398 US11597118B2 (en) 2017-07-04 2018-06-26 Device and method for the extrusion of thermo-mechanically deformable materials in bulk form, and compact screw extruder
HUE18739471A HUE061745T2 (hu) 2017-07-04 2018-06-26 Berendezés és eljárás termomechanikusan alakítható ömlesztett anyagok extrudálására és kompakt felépítésû csigás extruder
PCT/EP2018/067130 WO2019007756A1 (de) 2017-07-04 2018-06-26 Vorrichtung und verfahren zur extrusion von thermo-mechanisch verformbaren materialien in schüttgutform und schneckenextruder kompakter bauform
CN201880045177.XA CN110869184B (zh) 2017-07-04 2018-06-26 用于挤压可热机械地变形的呈松散材料状的材料的方法和设备和紧凑构型的螺杆挤出机
ES18739471T ES2944600T3 (es) 2017-07-04 2018-06-26 Dispositivo y procedimiento para la extrusión de materiales a granel deformables termomecánicamente y extrusora de tornillo sinfín de construcción compacta
PL18739471.3T PL3648946T3 (pl) 2017-07-04 2018-06-26 Urządzenie oraz sposób wytłaczania materiału termomechanicznie odkształcalnego w postaci granulatu oraz kompaktowa wytłaczarka śrubowa
FIEP18739471.3T FI3648946T3 (fi) 2017-07-04 2018-06-26 Menetelmä termomekaanisesti muovattavan raemuotoisen materiaalin ekstruoimiseksi ainetta lisäävää valmistusprosessia varten

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102017114841.8A DE102017114841B4 (de) 2017-07-04 2017-07-04 Vorrichtung und Verfahren zur Extrusion von thermo-mechanisch verformbaren granulatförmigen Materialien

Publications (2)

Publication Number Publication Date
DE102017114841A1 DE102017114841A1 (de) 2019-01-10
DE102017114841B4 true DE102017114841B4 (de) 2022-09-15

Family

ID=62873306

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102017114841.8A Active DE102017114841B4 (de) 2017-07-04 2017-07-04 Vorrichtung und Verfahren zur Extrusion von thermo-mechanisch verformbaren granulatförmigen Materialien

Country Status (11)

Country Link
US (1) US11597118B2 (enExample)
EP (1) EP3648946B1 (enExample)
JP (1) JP7144513B2 (enExample)
CN (1) CN110869184B (enExample)
DE (1) DE102017114841B4 (enExample)
DK (1) DK3648946T3 (enExample)
ES (1) ES2944600T3 (enExample)
FI (1) FI3648946T3 (enExample)
HU (1) HUE061745T2 (enExample)
PL (1) PL3648946T3 (enExample)
WO (1) WO2019007756A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102023121312A1 (de) * 2023-08-09 2025-02-13 Windmöller & Hölscher Kg Einspeiseeinrichtung und Verfahren zum Einspeisen von Granulat und Mahlgut in einen Kunststoff-Extruder

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017114841B4 (de) * 2017-07-04 2022-09-15 Aim3D Gmbh Vorrichtung und Verfahren zur Extrusion von thermo-mechanisch verformbaren granulatförmigen Materialien
DE102019217113A1 (de) * 2019-02-28 2020-09-03 Aim3D Gmbh Befülleinrichtung für die Zuführung von Verarbeitungsmaterial an eine Extruderschnecke und Verfahren zur Zuführung von Verarbeitungsmaterial an eine Extruderschnecke
USD938258S1 (en) * 2019-03-29 2021-12-14 Stratasys, Inc. Key for a filament feed tube
USD938259S1 (en) * 2019-03-29 2021-12-14 Stratasys, Inc. Key for a filament feed tube
US11760001B2 (en) 2019-03-29 2023-09-19 Stratasys, Inc. Filament supply with sealed connector for use with a 3D printer
US12186975B2 (en) * 2019-08-08 2025-01-07 Aim3D Gmbh Method and extrusion apparatus for extrusion of fiber-reinforced plastic material for the additive manufacture of a component
ES2884002B2 (es) * 2020-06-05 2022-04-11 Alvarez Juan Casas Sistema de extrusor y alimentador de gránulo y dosificador de aditivo líquido para impresoras 3D
DE102021207518A1 (de) 2021-07-14 2023-01-19 Aim3D Gmbh Befülleinrichtung für die Zuführung von Verarbeitungsmaterial an eine Extruderschnecke mit axial erstreckenden Einbuchtungen an einer Trichterwandung
CN113787698B (zh) * 2021-08-12 2023-12-12 惠州市华鑫装饰材料有限公司 一种高压挤塑机
CN114083793B (zh) * 2021-10-18 2024-05-17 深圳市创想三维科技股份有限公司 挤出机构及3d打印机
CN114919151B (zh) * 2022-05-23 2023-11-24 江苏奇鹰电线电缆有限公司 一种防堵塞的电缆挤塑上料装置
DE102022134072A1 (de) 2022-12-20 2024-06-20 Helmholtz-Zentrum Hereon Gmbh Extrusionsvorrichtung zur Verwendung in einem System zur additiven Fertigung sowie Verfahren zur Steuerung einer Extrusionsvorrichtung
DE102023118910A1 (de) * 2023-07-18 2025-01-23 New Aim3D Gmbh Verwendung von Kunststoffpulverresten für ein Extrusionsverfahren zur additiven Fertigung eines Bauteils und Extrusionsvorrichtung mit Zerkleinerungseinrichtung

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1271973B (de) 1962-12-20 1968-07-04 Barmag Barmer Maschf Kontinuierlich arbeitende Schneckenpresse fuer thermoplastische Kunststoffe von extrem geringem Schuettgewicht
CH503563A (de) 1969-05-28 1971-02-28 Barmag Barmer Maschf Schneckenpresse zur Verarbeitung von teilchenförmigen thermoplastischen Werkstoffen oder von flüssigen Schmelzen
AT407848B (de) 1996-05-06 2001-06-25 Starlinger & Co Gmbh Vorrichtung und anlage zur aufbereitung von kunststoffgut
DE202005018685U1 (de) 2005-11-30 2006-01-19 Munsch Kunststoff-Schweisstechnik Gmbh Handschweißextruder
EP1063075B1 (en) 1999-06-11 2006-08-16 COSTRUZIONI MECCANICHE LUIGI BANDERA S.p.A. Compact extruder with multiple parallel screws
DE102013002559A1 (de) 2013-02-15 2014-08-21 Reifenhäuser GmbH & Co. KG Maschinenfabrik Einschnecken-Extruder und Verfahren zum Plastifizieren von Kunststoff-Polymeren
US20150321419A1 (en) 2014-05-06 2015-11-12 Todd Linthicum Extrusion system for additive manufacturing and 3-d printing
DE102014018081A1 (de) 2014-12-06 2016-06-09 Universität Rostock Verfahren und Anlage zur additiven Fertigung von Metallteilen mittels eines Extrusionsverfahren - Composite Extrusion Modeling (CEM)
CN105936119A (zh) 2016-07-11 2016-09-14 盐城工学院 一种短螺杆挤出机

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3645659A (en) * 1969-03-13 1972-02-29 Gloucester Eng Co Inc Extruding plastic
US3841814A (en) * 1972-04-03 1974-10-15 H Eckhardt Apparatus for processing plastic materials
US3817675A (en) * 1972-06-15 1974-06-18 Beloit Corp Apparatus for dispensing colorant in plasticized thermoplastic material
DE2449489A1 (de) 1974-10-19 1976-04-29 Bayer Ag Verfahren und vorrichtung zur herstellung von auf enddichte vorplastizierten werkstoffen aus hoch molekularen pulverfoermigen fertigmischungen
US4319871A (en) * 1979-04-23 1982-03-16 Mcalister Roy E Apparatus for extruding a thermoplastic material
US4333789A (en) * 1980-07-25 1982-06-08 Mcalister Roy E Apparatus for manifolding multiple passage solar panel
FI79261C (fi) * 1983-03-29 1989-12-11 Mitsui Toatsu Chemicals Foerfarande och anordning foer formning av i vaerme haerdbara plaster.
JP2546880B2 (ja) * 1987-08-06 1996-10-23 株式会社神戸製鋼所 スクリュー押出機
US4863366A (en) * 1988-06-08 1989-09-05 The B. F. Goodrich Company Feed unit for an extruder
US5156781A (en) * 1990-12-24 1992-10-20 Bridgestone Corporation Compact precision extrusion method
US5267847A (en) * 1990-12-24 1993-12-07 Bridgestone Corporation Compact precision extrusion system
JPH05286011A (ja) 1992-04-08 1993-11-02 Japan Steel Works Ltd:The 粉体圧縮方法及び装置
DE4325514C1 (de) * 1993-07-29 1994-10-27 Schaaf Technologie Gmbh Kochextruder zur Herstellung von thermisch behandelten Biopolymeren sowie Verfahren zum Kochextrudieren von Biopolymeren
JP2931225B2 (ja) 1995-01-23 1999-08-09 株式会社日本製鋼所 射出成形機などの材料供給口及び熱可塑性樹脂の可塑化計量方法
JPH09104056A (ja) * 1995-10-12 1997-04-22 Niigata Eng Co Ltd プラスチック加工用スクリュ
JPH09124797A (ja) * 1995-11-01 1997-05-13 Toray Dow Corning Silicone Co Ltd オルガノポリシロキサン生ゴムの連続的乳化方法
JP3211150B2 (ja) 1997-04-28 2001-09-25 日精樹脂工業株式会社 縦型射出成形機の射出装置
US6211267B1 (en) * 1998-11-02 2001-04-03 Dow Corning Toray Silicone, Ltd. Method for the continuous production of organopolysiloxane gum solution
US6908573B2 (en) * 2003-04-17 2005-06-21 General Electric Polymeric resin blends and methods of manufacture thereof
EP1832281A1 (en) * 2006-03-10 2007-09-12 Abbott GmbH & Co. KG Process for producing a solid dispersion of an active ingredient
JP2014131842A (ja) 2013-01-07 2014-07-17 Sumika Color Kk 樹脂組成物の製造方法
US20150130101A1 (en) * 2013-11-12 2015-05-14 John D. Fiegener Method and apparatus for feeding print material
US20180036952A1 (en) 2014-12-17 2018-02-08 Sabic Global Technologies B.V., Multilayer extrusion method for material extrusion additive manufacturing
US20160347000A1 (en) * 2015-06-01 2016-12-01 Jkm Technologies, Llc Pellet-Based Fused Deposition Modeling 3-D Print Process for Production Manufacturing
CA2901719A1 (en) 2015-08-26 2017-02-26 Nova Chemicals Corporation Removable extruder adapter for improved feed
US20180354181A1 (en) * 2015-12-04 2018-12-13 University Of Massachusetts Extrusion apparatus and methods
WO2017109744A1 (en) * 2015-12-24 2017-06-29 Pirelli Tyre S.P.A. Extrusion device and process for extruding a semi-finished product made of elastomeric material
US20170291364A1 (en) 2016-04-11 2017-10-12 Timothy W. Womer Single screw micro-extruder for 3d printing
CN114307842A (zh) * 2016-04-22 2022-04-12 斯提尔生命印度私人有限公司 在共同旋转双螺旋挤出机中对粉末进行造粒的方法
CN206251682U (zh) 2016-12-12 2017-06-16 云南农业大学 一种玉米育苗接种装置
CN110249005B (zh) * 2017-03-30 2022-01-11 东丽株式会社 聚苯硫醚树脂组合物、其制造方法及成型品
DE102017114841B4 (de) * 2017-07-04 2022-09-15 Aim3D Gmbh Vorrichtung und Verfahren zur Extrusion von thermo-mechanisch verformbaren granulatförmigen Materialien
EP3708612A4 (en) * 2017-11-10 2021-11-03 Toray Industries, Inc. POLYPHENYLENE SULPHIDE RESIN COMPOSITION, RELATED PRODUCTION PROCESS AND MOLDED ARTICLE
EP3938406A4 (en) * 2019-03-15 2022-12-07 Green Dot Bioplastics Inc. THERMOPLASTIC STARCH AND PROCESS OF PRODUCTION

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1271973B (de) 1962-12-20 1968-07-04 Barmag Barmer Maschf Kontinuierlich arbeitende Schneckenpresse fuer thermoplastische Kunststoffe von extrem geringem Schuettgewicht
CH503563A (de) 1969-05-28 1971-02-28 Barmag Barmer Maschf Schneckenpresse zur Verarbeitung von teilchenförmigen thermoplastischen Werkstoffen oder von flüssigen Schmelzen
AT407848B (de) 1996-05-06 2001-06-25 Starlinger & Co Gmbh Vorrichtung und anlage zur aufbereitung von kunststoffgut
EP1063075B1 (en) 1999-06-11 2006-08-16 COSTRUZIONI MECCANICHE LUIGI BANDERA S.p.A. Compact extruder with multiple parallel screws
DE202005018685U1 (de) 2005-11-30 2006-01-19 Munsch Kunststoff-Schweisstechnik Gmbh Handschweißextruder
DE102013002559A1 (de) 2013-02-15 2014-08-21 Reifenhäuser GmbH & Co. KG Maschinenfabrik Einschnecken-Extruder und Verfahren zum Plastifizieren von Kunststoff-Polymeren
US20150321419A1 (en) 2014-05-06 2015-11-12 Todd Linthicum Extrusion system for additive manufacturing and 3-d printing
DE102014018081A1 (de) 2014-12-06 2016-06-09 Universität Rostock Verfahren und Anlage zur additiven Fertigung von Metallteilen mittels eines Extrusionsverfahren - Composite Extrusion Modeling (CEM)
CN105936119A (zh) 2016-07-11 2016-09-14 盐城工学院 一种短螺杆挤出机

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102023121312A1 (de) * 2023-08-09 2025-02-13 Windmöller & Hölscher Kg Einspeiseeinrichtung und Verfahren zum Einspeisen von Granulat und Mahlgut in einen Kunststoff-Extruder

Also Published As

Publication number Publication date
WO2019007756A1 (de) 2019-01-10
US20200130231A1 (en) 2020-04-30
EP3648946A1 (de) 2020-05-13
CN110869184A (zh) 2020-03-06
JP2020525328A (ja) 2020-08-27
CN110869184B (zh) 2022-04-01
JP7144513B2 (ja) 2022-09-29
US11597118B2 (en) 2023-03-07
DK3648946T3 (da) 2023-05-15
DE102017114841A1 (de) 2019-01-10
EP3648946B1 (de) 2023-02-22
HUE061745T2 (hu) 2023-08-28
PL3648946T3 (pl) 2023-06-19
ES2944600T3 (es) 2023-06-22
FI3648946T3 (fi) 2023-05-16

Similar Documents

Publication Publication Date Title
DE102017114841B4 (de) Vorrichtung und Verfahren zur Extrusion von thermo-mechanisch verformbaren granulatförmigen Materialien
EP2766164B1 (de) Vorrichtung zum aufbereiten von kunststoffmaterial
AT512145B1 (de) Vorrichtung zum aufbereiten von kunststoffmaterial
EP2768645B1 (de) Vorrichtung zum aufbereiten von kunststoffmaterial
AT512207B1 (de) Vorrichtung zum aufbereiten von kunststoffmaterial
EP2766161B1 (de) Vorrichtung zum aufbereiten von kunststoffmaterial
AT512205B1 (de) Vorrichtung zum aufbereiten von kunststoffmaterial
AT512212B1 (de) Vorrichtung zum aufbereiten von kunststoffmaterial
EP1628812B1 (de) Vorrichtung zur aufbereitung von kunststoffmaterial zu recyclingzwecken
DE2656484C2 (de) Vorrichtung zur Verarbeitung von Kunststoffabfällen
EP1233855A1 (de) Vorrichtung zum vorbehandeln und anschliessenden plastifizieren oder agglomerieren von kunststoffen
AT512148A1 (de) Vorrichtung zum aufbereiten von kunststoffmaterial
EP2212090B1 (de) Extruderschnecke für einen schneckenextruder
EP2766159A1 (de) Vorrichtung zum aufbereiten von kunststoffmaterial
WO1995017293A1 (de) Vorrichtung zum aufbereiten thermoplastischen kunststoffgutes
DE69618459T2 (de) Verfahren und vorrichtung zum materialzuführen für einen extruder
DE2051253A1 (de) Verfahren und Vorrichtung zur Plastifizierung thermoplastischer synthetischer Harze
EP1075367B1 (de) Vorrichtung und verfahren zum kontinuierlichen agglomerieren von kunststoffgut, insbesondere zu recyclingzwecken
EP1075368B1 (de) Vorrichtung und verfahren zum kontinuierlichen agglomerieren von kunststoffgut, insbesondere zu recyclingzwecken
WO2025222232A1 (de) Extruder zur bearbeitung von polymermaterialien

Legal Events

Date Code Title Description
R012 Request for examination validly filed
R016 Response to examination communication
R079 Amendment of ipc main class

Free format text: PREVIOUS MAIN CLASS: B29C0047100000

Ipc: B29C0048285000

R082 Change of representative

Representative=s name: MAIKOWSKI & NINNEMANN PATENTANWAELTE PARTNERSC, DE

R016 Response to examination communication
R016 Response to examination communication
R018 Grant decision by examination section/examining division
R020 Patent grant now final