DE2153143A1 - Verfahren zur extrusion hochviskoser thermoplaste mittels einschnecken-extruder - Google Patents

Verfahren zur extrusion hochviskoser thermoplaste mittels einschnecken-extruder

Info

Publication number
DE2153143A1
DE2153143A1 DE2153143A DE2153143A DE2153143A1 DE 2153143 A1 DE2153143 A1 DE 2153143A1 DE 2153143 A DE2153143 A DE 2153143A DE 2153143 A DE2153143 A DE 2153143A DE 2153143 A1 DE2153143 A1 DE 2153143A1
Authority
DE
Germany
Prior art keywords
screw
zone
extruder
length
shear
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.)
Pending
Application number
DE2153143A
Other languages
German (de)
English (en)
Inventor
Hans Otto Dipl Ing Schiedrum
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.)
Hoechst AG
Original Assignee
Hoechst AG
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
Priority to BE790582D priority Critical patent/BE790582A/xx
Application filed by Hoechst AG filed Critical Hoechst AG
Priority to DE2153143A priority patent/DE2153143A1/de
Priority to ZA727445A priority patent/ZA727445B/xx
Priority to NL7214239A priority patent/NL7214239A/xx
Priority to CH1543672A priority patent/CH545183A/de
Priority to AT906572A priority patent/AT336873B/de
Priority to AU48093/72A priority patent/AU454432B2/en
Priority to IT30875/72A priority patent/IT969855B/it
Priority to JP47106305A priority patent/JPS4851058A/ja
Priority to FR7237996A priority patent/FR2242225A1/fr
Publication of DE2153143A1 publication Critical patent/DE2153143A1/de
Pending 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
    • B29C48/625—Screws characterised by the ratio of the threaded length of the screw to its outside diameter [L/D ratio]
    • 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
    • B29C48/395—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
    • B29C48/397—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 using a single screw
    • 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
    • B29C2948/92009—Measured parameter
    • B29C2948/92209—Temperature
    • 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
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92361—Extrusion unit
    • B29C2948/92409—Die; Nozzle zone
    • 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
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92447—Moulded article
    • 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
    • B29C2948/92704—Temperature
    • 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
    • B29C2948/92895—Barrel or housing
    • 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
    • B29C2948/92904—Die; Nozzle zone
    • 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)
DE2153143A 1971-10-26 1971-10-26 Verfahren zur extrusion hochviskoser thermoplaste mittels einschnecken-extruder Pending DE2153143A1 (de)

Priority Applications (10)

Application Number Priority Date Filing Date Title
BE790582D BE790582A (fr) 1971-10-26 Procede d'extrusion de matieres thermoplastiques tres visqueuses au moyen d'une boudineuse a une seule vis
DE2153143A DE2153143A1 (de) 1971-10-26 1971-10-26 Verfahren zur extrusion hochviskoser thermoplaste mittels einschnecken-extruder
ZA727445A ZA727445B (en) 1971-10-26 1972-10-18 Extrusion of highly viscous thermoplastics on a signale screw extruder
NL7214239A NL7214239A (enExample) 1971-10-26 1972-10-20
CH1543672A CH545183A (de) 1971-10-26 1972-10-23 Verfahren und Einschnecken-Extruder zur Extrusion hochviskoser Thermoplaste
AT906572A AT336873B (de) 1971-10-26 1972-10-24 Einschnecken-strangpresse zur verarbeitung hochviskoser thermoplaste
AU48093/72A AU454432B2 (en) 1971-10-26 1972-10-24 Extrusion of highly viscous thermoplastics ona single screw extruder
IT30875/72A IT969855B (it) 1971-10-26 1972-10-24 Procedimento per la estrusione di materiali termoplastici alta mente viscosi mediante estrusori con una sola coclea
JP47106305A JPS4851058A (enExample) 1971-10-26 1972-10-25
FR7237996A FR2242225A1 (en) 1971-10-26 1972-10-26 Extruder for thermoplastics - with reduced temp rise

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2153143A DE2153143A1 (de) 1971-10-26 1971-10-26 Verfahren zur extrusion hochviskoser thermoplaste mittels einschnecken-extruder

Publications (1)

Publication Number Publication Date
DE2153143A1 true DE2153143A1 (de) 1973-05-03

Family

ID=5823346

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2153143A Pending DE2153143A1 (de) 1971-10-26 1971-10-26 Verfahren zur extrusion hochviskoser thermoplaste mittels einschnecken-extruder

Country Status (9)

Country Link
JP (1) JPS4851058A (enExample)
AT (1) AT336873B (enExample)
BE (1) BE790582A (enExample)
CH (1) CH545183A (enExample)
DE (1) DE2153143A1 (enExample)
FR (1) FR2242225A1 (enExample)
IT (1) IT969855B (enExample)
NL (1) NL7214239A (enExample)
ZA (1) ZA727445B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4350657A (en) * 1980-11-04 1982-09-21 Union Carbide Corporation Low-energy extruder-pump system

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5034663A (enExample) * 1973-08-01 1975-04-03
JPS5325351B2 (enExample) * 1973-08-02 1978-07-26
JPS5835139B2 (ja) * 1975-02-07 1983-08-01 三井化学株式会社 スクリュ−押出機
DE3668577D1 (de) * 1985-08-16 1990-03-08 Idemitsu Petrochemical Co Schnecke zum verarbeiten von thermoplastischem kunststoff.
US4867927A (en) * 1987-02-13 1989-09-19 Idemitsu Petrochemical Co., Ltd. Process of producing thermplastic resin sheet and the like and molding screw therefor
JP6473098B2 (ja) * 2016-04-20 2019-02-20 東京インキ株式会社 混練用スクリュ及び単軸押出機

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4350657A (en) * 1980-11-04 1982-09-21 Union Carbide Corporation Low-energy extruder-pump system

Also Published As

Publication number Publication date
FR2242225A1 (en) 1975-03-28
AU4809372A (en) 1974-05-30
IT969855B (it) 1974-04-10
CH545183A (de) 1973-12-15
JPS4851058A (enExample) 1973-07-18
AT336873B (de) 1977-05-25
NL7214239A (enExample) 1973-05-01
ZA727445B (en) 1973-09-26
ATA906572A (de) 1976-09-15
BE790582A (fr) 1973-04-26

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