ES422077A1 - Perfeccionamientos en los aparatos extrusores de material termoplastico. - Google Patents

Perfeccionamientos en los aparatos extrusores de material termoplastico.

Info

Publication number
ES422077A1
ES422077A1 ES422077A ES422077A ES422077A1 ES 422077 A1 ES422077 A1 ES 422077A1 ES 422077 A ES422077 A ES 422077A ES 422077 A ES422077 A ES 422077A ES 422077 A1 ES422077 A1 ES 422077A1
Authority
ES
Spain
Prior art keywords
section
main
channel
mixing
rotor
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
Application number
ES422077A
Other languages
English (en)
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.)
USM Corp
Original Assignee
USM Corp
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 USM Corp filed Critical USM Corp
Publication of ES422077A1 publication Critical patent/ES422077A1/es
Expired legal-status Critical Current

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
    • B29C48/505—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
    • B29C48/395—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
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/64—Screws with two or more threads
    • 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)
ES422077A 1972-12-26 1973-12-22 Perfeccionamientos en los aparatos extrusores de material termoplastico. Expired ES422077A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00318679A US3850414A (en) 1972-12-26 1972-12-26 Homogenizing extruders

Publications (1)

Publication Number Publication Date
ES422077A1 true ES422077A1 (es) 1976-04-01

Family

ID=23239158

Family Applications (1)

Application Number Title Priority Date Filing Date
ES422077A Expired ES422077A1 (es) 1972-12-26 1973-12-22 Perfeccionamientos en los aparatos extrusores de material termoplastico.

Country Status (6)

Country Link
US (1) US3850414A (es)
DE (1) DE2364507A1 (es)
ES (1) ES422077A1 (es)
FR (1) FR2211345B3 (es)
IT (1) IT1000400B (es)
NL (1) NL7317746A (es)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2244344A5 (es) * 1973-09-14 1975-04-11 Peugeot & Renault
US4100618A (en) * 1975-05-06 1978-07-11 Colgate-Palmolive Company Apparatus for high intensity shear refining of soap
US4128341A (en) * 1977-04-29 1978-12-05 Ingersoll-Rand Co. Extruder screw
US4140400A (en) * 1977-11-18 1979-02-20 Francis Shaw & Company Extruder screw
US4152077A (en) * 1977-12-02 1979-05-01 Usm Corporation Homogenization extruder
US4240755A (en) * 1978-07-13 1980-12-23 New Castle Industries, Inc. Injection molding screw for processing heat sensitive polymeric materials
DE2934297A1 (de) * 1979-08-24 1981-03-26 Eberhard Dipl.-Ing. 7000 Stuttgart Grünschloß Mehrgaengige extruderschnecke
US4310484A (en) * 1980-08-01 1982-01-12 Union Carbide Corporation Method for extruding molten narrow molecular weight distribution, linear, ethylene copolymers
US4361081A (en) * 1980-08-11 1982-11-30 Howard James R Apparatus for processing oilseed and grain mash products
US4350657A (en) * 1980-11-04 1982-09-21 Union Carbide Corporation Low-energy extruder-pump system
US4329313A (en) * 1980-11-12 1982-05-11 Union Carbide Corporation Apparatus and method for extruding ethylene polymers
FR2560817B1 (fr) * 1984-03-08 1988-06-24 Creusot Loire Machine a vis de traitement de matiere
US6017145A (en) * 1994-12-30 2000-01-25 The Dow Chemical Company Extruder screw
AT405262B (de) * 1997-09-03 1999-06-25 Weingartner Maschbau Gmbh Mehrschneckenextruder, insbesondere doppelschneckenextruder
GB9912629D0 (en) * 1999-05-28 1999-07-28 Unilever Plc Process and apparatus for production of a frozen food product
KR100941229B1 (ko) * 2008-07-14 2010-02-10 현대자동차주식회사 초고유동성 우레탄계 미세 구형 파우더 제조 장치 및 방법
DE102013008201B4 (de) 2013-05-14 2017-08-17 Gneuss Gmbh Verfahren zur Herstellung eines Schaumkörpers durch Extrusion und Extrusionsvorrichtung zur Herstellung eines Schaumkörpers
DE102013008202B4 (de) * 2013-05-14 2017-10-26 Frank van Lück Verfahren zur Herstellung eines Schaumkörpers durch Extrusion und Extrusionsvorrichtung zur Herstellung eines Schaumkörpers
CN104527027A (zh) * 2014-12-08 2015-04-22 张家港市兰航机械有限公司 Pp发泡板挤出机混料装置中的挤料螺杆
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

Also Published As

Publication number Publication date
FR2211345A1 (es) 1974-07-19
DE2364507A1 (de) 1974-06-27
NL7317746A (es) 1974-06-28
FR2211345B3 (es) 1976-10-15
IT1000400B (it) 1976-03-30
US3850414A (en) 1974-11-26

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