DD231314A5 - Devolatilizing mixing extruder - Google Patents

Devolatilizing mixing extruder Download PDF

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Publication number
DD231314A5
DD231314A5 DD84262435A DD26243584A DD231314A5 DD 231314 A5 DD231314 A5 DD 231314A5 DD 84262435 A DD84262435 A DD 84262435A DD 26243584 A DD26243584 A DD 26243584A DD 231314 A5 DD231314 A5 DD 231314A5
Authority
DD
German Democratic Republic
Prior art keywords
passage
plastic
rotor
item
bore
Prior art date
Application number
DD84262435A
Other languages
German (de)
English (en)
Inventor
Peter Hold
Marc A Rizzi
Original Assignee
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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 ������@������������k�� filed Critical ������@������������k��
Publication of DD231314A5 publication Critical patent/DD231314A5/de

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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
    • 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
    • B29C48/767—Venting, drying means; Degassing means in the extruder apparatus in screw extruders through a degassing opening of a barrel
    • 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
    • B29C48/465—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using rollers
    • B29C48/467—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using rollers using single rollers, e.g. provided with protrusions, closely surrounded by a housing with movement of the material in the axial direction
    • 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
    • B29C48/63—Screws having sections without mixing elements or threads, i.e. having cylinder shaped sections
    • 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
    • B29C48/67—Screws having incorporated mixing devices not provided for in groups B29C48/52 - B29C48/66
    • 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
    • B29C48/68—Barrels or cylinders
    • 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
    • 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
    • B29C48/763—Vent constructions, e.g. venting means avoiding melt escape
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/812—Venting

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)
  • Mixers Of The Rotary Stirring Type (AREA)
DD84262435A 1983-04-29 1984-04-27 Devolatilizing mixing extruder DD231314A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/487,447 US4491417A (en) 1983-04-29 1983-04-29 Devolatilizing mixing extruder

Publications (1)

Publication Number Publication Date
DD231314A5 true DD231314A5 (de) 1985-12-24

Family

ID=23935762

Family Applications (1)

Application Number Title Priority Date Filing Date
DD84262435A DD231314A5 (de) 1983-04-29 1984-04-27 Devolatilizing mixing extruder

Country Status (17)

Country Link
US (1) US4491417A (it)
EP (1) EP0151580B1 (it)
JP (1) JPS60501202A (it)
KR (1) KR840009046A (it)
AU (1) AU559621B2 (it)
BR (1) BR8406852A (it)
CA (1) CA1219717A (it)
DD (1) DD231314A5 (it)
DE (1) DE3479198D1 (it)
ES (1) ES532543A0 (it)
IL (1) IL71612A0 (it)
IN (1) IN160460B (it)
IT (1) IT1176132B (it)
MX (1) MX160356A (it)
PT (1) PT78479B (it)
WO (1) WO1984004274A1 (it)
YU (1) YU75784A (it)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4723847A (en) * 1987-02-17 1988-02-09 Dray Robert F Apparatus for varying pressure within a screw channel
US5071255A (en) * 1990-08-02 1991-12-10 Dray Robert F Apparatus for varying pressure within a screw channel
ATE228426T1 (de) * 1997-03-12 2002-12-15 Gimac Di Maccagnan Giorgio Extrusionsvorrichtung
JP3868757B2 (ja) * 2001-04-25 2007-01-17 株式会社神戸製鋼所 ゴム系組成物の混練装置および混練方法
DE50210766D1 (de) * 2002-09-20 2007-10-04 Basf Ag Vorrichtung und Verfahren zum Extrudieren von Thermoplasten und Verwendung davon.
JP3886467B2 (ja) * 2003-04-10 2007-02-28 株式会社日本製鋼所 スクリュ式混練押出機
US7083826B2 (en) * 2003-05-16 2006-08-01 3M Innovative Properties Company Coating die and method for use
US8087921B2 (en) * 2003-06-27 2012-01-03 Biosphere Holdings Corporation Extrusion mold and method of use
JP4252016B2 (ja) * 2004-06-21 2009-04-08 株式会社神戸製鋼所 押出機
DE102005048846A1 (de) * 2005-10-12 2007-04-19 Vmi - Az Extrusion Gmbh Stift-Extruder
DE102005048847A1 (de) * 2005-10-12 2007-04-19 Vmi-Az Extrusion Gmbh Fördervorrichtung
CN103057087B (zh) * 2012-12-20 2016-08-03 华南理工大学 高分子材料斜面滚柱体积拉伸流变塑化输运方法及设备
JP5647707B2 (ja) * 2013-03-22 2015-01-07 株式会社日本製鋼所 二軸スクリュ押出機による連続押出方法及び装置
DE102014002209B4 (de) * 2013-10-11 2016-11-24 Blach Verwaltungs Gmbh & Co. Kg Vorrichtung zur Seitenstrombeschickung eines Extruders
US10675598B2 (en) * 2015-03-24 2020-06-09 South Dakota Board Of Regents High shear thin film machine for dispersion and simultaneous orientation-distribution of nanoparticles within polymer matrix
JP7189656B2 (ja) * 2017-02-08 2022-12-14 住友ゴム工業株式会社 ゴム押出し装置及びゴム押出し方法
JP7092832B2 (ja) * 2020-08-24 2022-06-28 芝浦機械株式会社 スクリュ機械

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2488189A (en) * 1946-11-01 1949-11-15 Dow Chemical Co Extrusion machine
US2744287A (en) * 1952-09-24 1956-05-08 Us Rubber Co Mill
BE523318A (it) * 1953-07-30 1900-01-01
NL224151A (it) * 1957-01-22 1900-01-01
US3475787A (en) * 1968-03-06 1969-11-04 Nrm Corp Extruder
US3863905A (en) * 1972-04-10 1975-02-04 Bryce Maxwell Apparatus and method for processing plastic material
US3790328A (en) * 1972-04-10 1974-02-05 B Maxwell Apparatus for feeding elastic melt extruders
US3992500A (en) * 1974-06-07 1976-11-16 Koehring Company Vented extruder
DE2649045A1 (de) * 1976-10-28 1978-05-03 Gerhard Prof Dr Ing Schenkel Einwellen-mehrstoff-extruder mit schneckengaengen
CH618916A5 (it) * 1977-10-25 1980-08-29 Maillefer Sa
DE3003615C2 (de) * 1980-02-01 1984-03-29 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Schneckenstrangpresse mit Stiftzylinder
US4411532A (en) * 1982-01-04 1983-10-25 Usm Corporation Rotary processor

Also Published As

Publication number Publication date
AU559621B2 (en) 1987-03-12
BR8406852A (pt) 1985-03-19
ES8505856A1 (es) 1985-07-01
AU2826684A (en) 1984-11-19
US4491417A (en) 1985-01-01
KR840009046A (ko) 1984-12-24
EP0151580B1 (en) 1989-08-02
JPS60501202A (ja) 1985-08-01
IN160460B (it) 1987-07-11
MX160356A (es) 1990-02-12
EP0151580A4 (en) 1987-07-09
YU75784A (en) 1986-10-31
IL71612A0 (en) 1984-07-31
IT1176132B (it) 1987-08-12
DE3479198D1 (de) 1989-09-07
PT78479B (en) 1986-05-28
EP0151580A1 (en) 1985-08-21
WO1984004274A1 (en) 1984-11-08
PT78479A (en) 1984-05-01
CA1219717A (en) 1987-03-31
IT8420689A0 (it) 1984-04-26
ES532543A0 (es) 1985-07-01

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