GB1058585A - Pressure-resistant screw extruder - Google Patents

Pressure-resistant screw extruder

Info

Publication number
GB1058585A
GB1058585A GB33298/65A GB3329865A GB1058585A GB 1058585 A GB1058585 A GB 1058585A GB 33298/65 A GB33298/65 A GB 33298/65A GB 3329865 A GB3329865 A GB 3329865A GB 1058585 A GB1058585 A GB 1058585A
Authority
GB
United Kingdom
Prior art keywords
screw
discharge
pressure
oct
apertures
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
GB33298/65A
Other languages
English (en)
Inventor
Karl Wisseroth
Hans Georg Trieschmann
Heinrich Mohr
Lothar Reuter
Richard Scholl
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.)
BASF SE
Original Assignee
BASF SE
Badische Anilin and Sodafabrik 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
Application filed by BASF SE, Badische Anilin and Sodafabrik AG filed Critical BASF SE
Publication of GB1058585A publication Critical patent/GB1058585A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F255/00—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00
    • C08F255/02—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00 on to polymers of olefins having two or three carbon atoms
    • 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
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • 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
    • B29C48/285—Feeding the extrusion material to the extruder
    • B29C48/29—Feeding the extrusion material to the extruder in liquid form
    • 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
    • B29C48/72—Feedback means, i.e. part of the molten material being fed back into upstream stages of the extruder
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F10/02—Ethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F255/00—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00
    • C08F255/08—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00 on to polymers of olefins having four or more carbon atoms
    • C08F255/10—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00 on to polymers of olefins having four or more carbon atoms on to butene polymers
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/51—Screws with internal flow passages, e.g. for molten material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/0005—Condition, form or state of moulded material or of the material to be shaped containing compounding ingredients
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F110/02—Ethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
    • 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
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/904—Monomer polymerized in presence of transition metal containing catalyst at least part of which is supported on a polymer, e.g. prepolymerized catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
GB33298/65A 1962-10-06 1963-10-04 Pressure-resistant screw extruder Expired GB1058585A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB69124A DE1247657B (de) 1962-10-06 1962-10-06 Verfahren zur Herstellung von AEthylenpolymerisaten und Mischpolymerisaten

Publications (1)

Publication Number Publication Date
GB1058585A true GB1058585A (en) 1967-02-15

Family

ID=6976167

Family Applications (2)

Application Number Title Priority Date Filing Date
GB33298/65A Expired GB1058585A (en) 1962-10-06 1963-10-04 Pressure-resistant screw extruder
GB39124/63A Expired GB1058584A (en) 1962-10-06 1963-10-04 Polymerisation of ethylene

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB39124/63A Expired GB1058584A (en) 1962-10-06 1963-10-04 Polymerisation of ethylene

Country Status (4)

Country Link
US (1) US3503944A (cg-RX-API-DMAC7.html)
BE (1) BE638261A (cg-RX-API-DMAC7.html)
DE (1) DE1247657B (cg-RX-API-DMAC7.html)
GB (2) GB1058585A (cg-RX-API-DMAC7.html)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2031935A1 (de) * 1970-06-27 1972-01-05 Barmag Barmer Maschf Entgasungs-Schneckenstrangpresse mit einem Druck- und Mengenregelventil für die Kunststoffschmelze
JPS4985151A (cg-RX-API-DMAC7.html) * 1972-12-07 1974-08-15
DE2363888A1 (de) * 1973-12-21 1975-07-03 Auer Hans Heinrich Vorrichtung mit rotierenden werkzeugen zur kontinuierlichen behandlung von stoffen in fliessfaehiger form
DE2436259A1 (de) * 1974-07-27 1976-02-12 Erdoelchemie Gmbh Verfahren zur substanzpolymerisation von alpha-olefinen
US5314246A (en) * 1993-07-28 1994-05-24 Eastman Kodak Company Increased barrel-stress extruder
US6454454B1 (en) 1996-04-30 2002-09-24 Robert A. Barr Polymer melting and extruding apparatus with linear downstream threads
US5939124A (en) * 1996-07-18 1999-08-17 Wenger Manufacturing, Inc. Method of extrusion cooking an edible material
US8349953B2 (en) * 2006-08-17 2013-01-08 National Institute Of Advanced Industrial Science And Technology Resin melting and shearing method, resin molding processing method and resin products
DE102011014474B4 (de) * 2011-03-19 2016-06-23 MAPLAN Schwerin GmbH Schnecke
JP6446310B2 (ja) * 2014-04-10 2018-12-26 東芝機械株式会社 押出機用スクリュ、押出機および押出方法
JP6550253B2 (ja) * 2014-04-24 2019-07-24 東芝機械株式会社 押出機用スクリュ並びに押出機および押出方法
JP6527742B2 (ja) * 2014-04-24 2019-06-05 東芝機械株式会社 押出機用スクリュ並びに押出機および押出方法
JP6639798B2 (ja) * 2014-05-08 2020-02-05 東芝機械株式会社 押出機用スクリュ並びに押出機および押出方法
JP6639799B2 (ja) * 2014-05-08 2020-02-05 東芝機械株式会社 混練装置および混練方法
JP6639800B2 (ja) * 2014-05-08 2020-02-05 東芝機械株式会社 押出機用スクリュ並びに押出機および押出方法
JP6446235B2 (ja) * 2014-10-27 2018-12-26 東芝機械株式会社 押出機および混練装置
JP6446234B2 (ja) * 2014-10-27 2018-12-26 東芝機械株式会社 押出機用スクリュ、スクリュエレメント、押出機および押出方法
JP6746278B2 (ja) * 2015-04-28 2020-08-26 芝浦機械株式会社 押出機用スクリュ並びに押出機および押出方法
JP6464025B2 (ja) * 2015-04-28 2019-02-06 東芝機械株式会社 押出機用スクリュ並びに押出機および押出方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU34020A1 (cg-RX-API-DMAC7.html) * 1953-01-27 1956-02-06
US2970135A (en) * 1957-01-17 1961-01-31 Phillips Petroleum Co Polymerization process using a solid catalyst dispersion medium
US2963470A (en) * 1957-01-22 1960-12-06 Phillips Petroleum Co Process for polymerization of 1-olefins in presence of solid heat carrier

Also Published As

Publication number Publication date
DE1247657B (de) 1967-08-17
US3503944A (en) 1970-03-31
GB1058584A (en) 1967-02-15
BE638261A (cg-RX-API-DMAC7.html) 1900-01-01

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