SE7812358L - Homogeniseringsstrengsprutmaskin - Google Patents

Homogeniseringsstrengsprutmaskin

Info

Publication number
SE7812358L
SE7812358L SE7812358A SE7812358A SE7812358L SE 7812358 L SE7812358 L SE 7812358L SE 7812358 A SE7812358 A SE 7812358A SE 7812358 A SE7812358 A SE 7812358A SE 7812358 L SE7812358 L SE 7812358L
Authority
SE
Sweden
Prior art keywords
homogenization
extension machine
extension
machine
homogenization extension
Prior art date
Application number
SE7812358A
Other languages
English (en)
Inventor
P Hold
Z Tadmor
H R Scharer
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 SE7812358L publication Critical patent/SE7812358L/sv

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
    • B29C48/68—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
    • B29C48/505—Screws
    • B29C48/64—Screws with two or more threads
    • B29C48/65—Screws with two or more threads neighbouring threads or channels having different configurations, e.g. one thread being lower than its neighbouring thread
    • 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
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92571—Position, e.g. linear or angular
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/92885—Screw or gear
    • 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
    • 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
    • B29C48/268—Throttling of the flow, e.g. for cooperating with plasticising elements or for degassing
    • 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

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)
SE7812358A 1977-12-02 1978-11-30 Homogeniseringsstrengsprutmaskin SE7812358L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/857,181 US4152077A (en) 1977-12-02 1977-12-02 Homogenization extruder

Publications (1)

Publication Number Publication Date
SE7812358L true SE7812358L (sv) 1979-06-03

Family

ID=25325391

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7812358A SE7812358L (sv) 1977-12-02 1978-11-30 Homogeniseringsstrengsprutmaskin

Country Status (14)

Country Link
US (1) US4152077A (sv)
JP (1) JPS5486553A (sv)
AU (1) AU4202478A (sv)
BE (1) BE872375A (sv)
BR (1) BR7807990A (sv)
DD (1) DD140223A5 (sv)
DE (1) DE2852046A1 (sv)
ES (1) ES475865A1 (sv)
FR (1) FR2410552A1 (sv)
GB (1) GB2009028B (sv)
IT (1) IT7830463A0 (sv)
LU (1) LU80604A1 (sv)
NL (1) NL7811641A (sv)
SE (1) SE7812358L (sv)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2131342B (en) * 1982-11-26 1986-12-31 Wenger Mfg Method and apparatus for extrusion of cellulose or fibre containing materials
US4632795A (en) * 1982-11-26 1986-12-30 Wenger Manufacturing, Inc. Method and apparatus for extrusion processing of cellulose bearing materials
US5356208A (en) * 1993-04-07 1994-10-18 Zehev Tadmor Screw element having shearing and scraping flights
US6017145A (en) * 1994-12-30 2000-01-25 The Dow Chemical Company Extruder screw
DE60234058D1 (de) * 2002-11-21 2009-11-26 Andritz Sprout As Schersteuervorrichtung für einen extruder

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1145787B (de) * 1959-03-10 1963-03-21 Kloeckner Humboldt Deutz Ag Schneckenstrangpresse mit einem Stauabschnitt, dessen Querschnitt veraenderlich ist
US3411179A (en) * 1966-04-12 1968-11-19 Frank W Egan & Company Extruder screw mixing section
AT307010B (de) * 1968-12-21 1973-05-10 Werner & Pfleiderer Vorrichtung zum kontinuierlichen Kneten, Mischen und Homogenisieren plastischer Massen
US3814779A (en) * 1971-04-01 1974-06-04 Cosden Oil & Chem Co Method of forming foamed polystyrene articles from polystyrene beads
US3867079A (en) * 1972-08-10 1975-02-18 Goodrich Co B F Apparatus for extruding polymeric material
US3850414A (en) * 1972-12-26 1974-11-26 H Scharer Homogenizing extruders

Also Published As

Publication number Publication date
AU4202478A (en) 1979-06-07
GB2009028A (en) 1979-06-13
DE2852046A1 (de) 1979-06-13
DD140223A5 (de) 1980-02-20
BE872375A (fr) 1979-03-16
NL7811641A (nl) 1979-06-06
US4152077A (en) 1979-05-01
LU80604A1 (fr) 1979-05-16
IT7830463A0 (it) 1978-12-01
BR7807990A (pt) 1979-07-31
FR2410552A1 (fr) 1979-06-29
GB2009028B (en) 1982-05-19
JPS5486553A (en) 1979-07-10
ES475865A1 (es) 1980-02-01

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