ZA887098B - Extrusion process and single-,dual-or multiple-worm extruder - Google Patents

Extrusion process and single-,dual-or multiple-worm extruder

Info

Publication number
ZA887098B
ZA887098B ZA887098A ZA887098A ZA887098B ZA 887098 B ZA887098 B ZA 887098B ZA 887098 A ZA887098 A ZA 887098A ZA 887098 A ZA887098 A ZA 887098A ZA 887098 B ZA887098 B ZA 887098B
Authority
ZA
South Africa
Prior art keywords
extruder
processed
screws
screw
venting arrangement
Prior art date
Application number
ZA887098A
Other languages
English (en)
Inventor
Ruediger Dollhopf
Dollhopf Ruediger
Bernd Nandzik
Nandzik Bernd
Original Assignee
Rhodia
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
Application filed by Rhodia filed Critical Rhodia
Publication of ZA887098B publication Critical patent/ZA887098B/xx

Links

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
    • B29C48/76—Venting, drying means; Degassing means
    • 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
    • B29B7/428—Parts or accessories, e.g. casings, feeding or discharging means
    • B29B7/429—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
    • 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
    • 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
    • B29B7/58—Component parts, details or accessories; Auxiliary operations
    • 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
    • B29B7/84—Venting or degassing ; Removing liquids, e.g. by evaporating components
    • B29B7/845—Venting, degassing or removing evaporated components in devices with rotary stirrers
    • 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
    • B29C48/74—Bypassing means, i.e. part of the molten material being diverted into downstream stages of the extruder
    • B29C48/745—Bypassing means, i.e. part of the molten material being diverted into downstream stages of the extruder for plasticising or homogenising devices
    • 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
    • B29C48/76—Venting, drying means; Degassing means
    • B29C48/765—Venting, drying means; Degassing means in the extruder apparatus
    • B29C48/766—Venting, drying means; Degassing means in the extruder apparatus in 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
    • B29C48/03—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)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
ZA887098A 1988-05-27 1988-09-22 Extrusion process and single-,dual-or multiple-worm extruder ZA887098B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3817941A DE3817941A1 (de) 1988-05-27 1988-05-27 Extrusionsverfahren und ein-, zwei- oder mehrschneckenextruder

Publications (1)

Publication Number Publication Date
ZA887098B true ZA887098B (en) 1989-05-30

Family

ID=6355184

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA887098A ZA887098B (en) 1988-05-27 1988-09-22 Extrusion process and single-,dual-or multiple-worm extruder

Country Status (14)

Country Link
US (1) US4959186A (pt)
EP (1) EP0343280B1 (pt)
JP (1) JPH0725122B2 (pt)
KR (1) KR920010157B1 (pt)
CN (1) CN1012722B (pt)
AT (1) ATE83433T1 (pt)
BR (1) BR8804231A (pt)
CA (1) CA1314675C (pt)
DD (1) DD282195A5 (pt)
DE (2) DE3817941A1 (pt)
ES (1) ES2037155T3 (pt)
GR (1) GR3006634T3 (pt)
RU (2) RU1817751C (pt)
ZA (1) ZA887098B (pt)

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DE4009638C2 (de) * 1990-03-26 2000-11-09 Hoechst Ag Verfahren zur Herstellung einer koextrudierten Folie
DE69208387T2 (de) * 1991-05-06 1996-07-25 Dow Corning Sa Herstellung von feuchtigkeitshärtenden Organosiloxanzusammensetzungen
JP2548659B2 (ja) * 1992-03-16 1996-10-30 日精樹脂工業株式会社 ベント式射出成形機
EP0568083A1 (en) * 1992-04-30 1993-11-03 Mazda Motor Corporation Method for molding a liquid crystal resin sheet and molding apparatus thereof
ATE164546T1 (de) * 1992-07-23 1998-04-15 Antogi Ag Retruder
CA2154459C (en) * 1993-01-22 2002-06-18 Siegfried R. Wissmann Preheating apparatus for an extruder
US5358681A (en) * 1993-04-28 1994-10-25 Rohm And Haas Company Backseal extruder
US6280667B1 (en) 1999-04-19 2001-08-28 Andersen Corporation Process for making thermoplastic-biofiber composite materials and articles including a poly(vinylchloride) component
US6511217B1 (en) * 2000-11-03 2003-01-28 General Electric Company Method and system to compound silicone compositions
JP2004524975A (ja) * 2001-03-12 2004-08-19 ソシエテ デ プロデユイ ネツスル ソシエテ アノニム 押出機および押出方法
CN1305658C (zh) * 2001-05-30 2007-03-21 罗姆两合公司 用于在单螺杆脱气挤出机或级联挤出机中调节压力的方法与装置
CO5310580A1 (es) * 2003-02-14 2003-08-29 Inst Capacitacion E Invest Plastico Y Caucho Dispositivo para visualizar en linea y ,metodo para cuantificar la fusion de polimeros en maquinas de plastificacion con tornillo sin afectar significativamente su regimen termico
JP4495510B2 (ja) * 2003-05-02 2010-07-07 宏平 澤 多軸混練装置及び材料混練方法
AT503014B1 (de) * 2006-04-27 2007-07-15 Schulz Helmuth Vorrichtung zum extrudieren von thermoplastischem kunststoffgut
KR100768444B1 (ko) * 2006-05-29 2007-10-25 (주)흥원피앤엠 컴파운드 머신
AT504878B1 (de) * 2007-04-13 2008-09-15 Engel Austria Gmbh Vorrichtung zur ausbringung von kunststoffschmelze
DE102007045156A1 (de) 2007-09-20 2009-04-02 Evonik Röhm Gmbh Entgasungsextruder zur Entgasung eines Polymermaterials sowie Verfahren zur Entgasung eines Sirups aus Polymeren, Lösungsmitteln und/oder Monomeren unter Verwendung eines Entgasungsextruders
DE102007045155A1 (de) * 2007-09-20 2009-04-02 Evonik Röhm Gmbh Anordnung des Antriebs bei einem Entgasungsextruder
KR200448172Y1 (ko) * 2008-04-07 2010-03-19 염창선 캡슐제조장치의 다이롤 셋팅 보조장치
KR100975769B1 (ko) * 2008-08-08 2010-08-18 (주)세원엠텍 트윈스크류 압출장치
MX2011011555A (es) * 2009-04-30 2012-02-21 Bridgestone Corp Extrusor de hule y método de muestreo de hule extrudido.
EP2662195B1 (de) * 2012-05-07 2018-10-24 Coperion GmbH Mehrwellen-Extruder zur Durchführung eines Extrusionsverfahrens und reaktives Extrusionsverfahren
CN104097312A (zh) * 2013-04-08 2014-10-15 上海华明高技术（集团）有限公司 排气式挤出机及使用该挤出机制造聚合物的方法
JP6527742B2 (ja) 2014-04-24 2019-06-05 東芝機械株式会社 押出機用スクリュ並びに押出機および押出方法
JP6550253B2 (ja) 2014-04-24 2019-07-24 東芝機械株式会社 押出機用スクリュ並びに押出機および押出方法
JP6639799B2 (ja) 2014-05-08 2020-02-05 東芝機械株式会社 混練装置および混練方法
JP6639798B2 (ja) 2014-05-08 2020-02-05 東芝機械株式会社 押出機用スクリュ並びに押出機および押出方法
JP6639800B2 (ja) * 2014-05-08 2020-02-05 東芝機械株式会社 押出機用スクリュ並びに押出機および押出方法
JP6446234B2 (ja) * 2014-10-27 2018-12-26 東芝機械株式会社 押出機用スクリュ、スクリュエレメント、押出機および押出方法
JP6464025B2 (ja) 2015-04-28 2019-02-06 東芝機械株式会社 押出機用スクリュ並びに押出機および押出方法
JP6746278B2 (ja) 2015-04-28 2020-08-26 芝浦機械株式会社 押出機用スクリュ並びに押出機および押出方法
CN105815361B (zh) * 2016-06-13 2019-02-01 江阴市星亚食品机械有限公司 卧式给馅机
CN112045961A (zh) * 2019-06-06 2020-12-08 苏州汉扬精密电子有限公司 一种消除聚醚酰亚胺注塑产生银纹的方法
DE102020006486A1 (de) 2020-10-22 2022-04-28 Bb Engineering Gmbh Vorrichtung zum Extrudieren von Kunststoffen
AT525668B1 (de) * 2022-07-11 2023-06-15 Engel Austria Gmbh Plastifiziereinheit für eine Formgebungsmaschine

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Also Published As

Publication number Publication date
CA1314675C (en) 1993-03-23
GR3006634T3 (pt) 1993-06-30
CN1012722B (zh) 1991-06-05
JPH01320129A (ja) 1989-12-26
CN1038051A (zh) 1989-12-20
BR8804231A (pt) 1990-04-10
ES2037155T3 (es) 1993-06-16
DE3876793D1 (de) 1993-01-28
DD282195A5 (de) 1990-09-05
RU1817751C (ru) 1993-05-23
EP0343280B1 (de) 1992-12-16
DE3817941C2 (pt) 1990-07-05
KR890017065A (ko) 1989-12-15
ATE83433T1 (de) 1993-01-15
JPH0725122B2 (ja) 1995-03-22
DE3817941A1 (de) 1989-11-30
KR920010157B1 (ko) 1992-11-19
EP0343280A2 (de) 1989-11-29
EP0343280A3 (en) 1990-04-25
US4959186A (en) 1990-09-25
RU1823817C (ru) 1993-06-23

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