NL7413965A - Extruder met ontgassing. - Google Patents

Extruder met ontgassing.

Info

Publication number
NL7413965A
NL7413965A NL7413965A NL7413965A NL7413965A NL 7413965 A NL7413965 A NL 7413965A NL 7413965 A NL7413965 A NL 7413965A NL 7413965 A NL7413965 A NL 7413965A NL 7413965 A NL7413965 A NL 7413965A
Authority
NL
Netherlands
Prior art keywords
degasing
extruder
Prior art date
Application number
NL7413965A
Other languages
English (en)
Original Assignee
Wavin Bv
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 Wavin Bv filed Critical Wavin Bv
Priority to NL7413965A priority Critical patent/NL7413965A/nl
Priority to GB43622/75A priority patent/GB1521996A/en
Priority to AT814875A priority patent/AT358267B/de
Priority to DE19752547733 priority patent/DE2547733A1/de
Priority to FR7532599A priority patent/FR2289325A1/fr
Priority to US05/625,704 priority patent/US4088307A/en
Priority to JP50128259A priority patent/JPS5166352A/ja
Publication of NL7413965A publication Critical patent/NL7413965A/nl

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50Details of extruders
    • B29C48/76Venting, drying means; Degassing means
    • B29C48/765Venting, drying means; Degassing means in the extruder apparatus
    • B29C48/766Venting, drying means; Degassing means in the extruder apparatus in screw extruders
    • B29C48/767Venting, drying means; Degassing means in the extruder apparatus in screw extruders through a degassing opening of a barrel
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/268Throttling of the flow, e.g. for cooperating with plasticising elements or for degassing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395Means 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395Means 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
    • B29C48/40Means 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 two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395Means 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
    • B29C48/40Means 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 two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • B29C48/402Means 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 two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders the screws having intermeshing parts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50Details of extruders
    • B29C48/505Screws
    • B29C48/565Screws having projections other than the thread, e.g. pins
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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)
NL7413965A 1974-10-24 1974-10-24 Extruder met ontgassing. NL7413965A (nl)

Priority Applications (7)

Application Number Priority Date Filing Date Title
NL7413965A NL7413965A (nl) 1974-10-24 1974-10-24 Extruder met ontgassing.
GB43622/75A GB1521996A (en) 1974-10-24 1975-10-23 Extruder
AT814875A AT358267B (de) 1974-10-24 1975-10-24 Extruder
DE19752547733 DE2547733A1 (de) 1974-10-24 1975-10-24 Extruder
FR7532599A FR2289325A1 (fr) 1974-10-24 1975-10-24 Extrudeuse avec degazage
US05/625,704 US4088307A (en) 1974-10-24 1975-10-24 Extruder with degassing
JP50128259A JPS5166352A (nl) 1974-10-24 1975-10-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7413965A NL7413965A (nl) 1974-10-24 1974-10-24 Extruder met ontgassing.

Publications (1)

Publication Number Publication Date
NL7413965A true NL7413965A (nl) 1976-04-27

Family

ID=19822332

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7413965A NL7413965A (nl) 1974-10-24 1974-10-24 Extruder met ontgassing.

Country Status (7)

Country Link
US (1) US4088307A (nl)
JP (1) JPS5166352A (nl)
AT (1) AT358267B (nl)
DE (1) DE2547733A1 (nl)
FR (1) FR2289325A1 (nl)
GB (1) GB1521996A (nl)
NL (1) NL7413965A (nl)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE231432T1 (de) * 1999-08-02 2003-02-15 Johannes Dr-Ing Weber Doppelschneckenextruder
DE102015014865A1 (de) * 2015-11-17 2017-05-18 Siegward Rockstedt Mehrwellige kontinuierlich arbeitende Misch- und Knetmaschine für plastifizierbare Massen
CN111961318B (zh) * 2020-08-20 2022-12-16 珠海格力绿色再生资源有限公司 一种增强型pbt树脂组合物及其制备方法和析出检测方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE506118A (nl) * 1950-11-01 1900-01-01
US3252182A (en) * 1963-01-22 1966-05-24 Lavorazione Mat Plast Screw press for extrusion of plastics
DE2045272C3 (de) * 1970-09-12 1972-12-21 Werner & Pfleiderer Verfahren und Vorrichtung zur kontinuierlichen Herstellung von Seife

Also Published As

Publication number Publication date
JPS5166352A (nl) 1976-06-08
ATA814875A (de) 1980-01-15
US4088307A (en) 1978-05-09
DE2547733A1 (de) 1976-04-29
GB1521996A (en) 1978-08-23
AT358267B (de) 1980-08-25
FR2289325A1 (fr) 1976-05-28
FR2289325B1 (nl) 1978-04-07

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Legal Events

Date Code Title Description
BV The patent application has lapsed