BE749106A - Extrudeuse permettant d'eliminer les effets de marbrage sur lesmatieresplastiques extrudees - Google Patents

Extrudeuse permettant d'eliminer les effets de marbrage sur lesmatieresplastiques extrudees

Info

Publication number
BE749106A
BE749106A BE749106DA BE749106A BE 749106 A BE749106 A BE 749106A BE 749106D A BE749106D A BE 749106DA BE 749106 A BE749106 A BE 749106A
Authority
BE
Belgium
Prior art keywords
extruder
eliminate
plastic materials
extruded plastic
marble
Prior art date
Application number
Other languages
English (en)
French (fr)
Original Assignee
Montedison Spa
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 Montedison Spa filed Critical Montedison Spa
Publication of BE749106A publication Critical patent/BE749106A/xx

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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/58—Details
    • B29C45/581—Devices for influencing the material flow, e.g. "torpedo constructions" or mixing devices
    • 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
    • B29C48/362—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using static mixing devices
    • 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
    • B29C48/53—Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
BE749106D 1969-04-18 1970-04-17 Extrudeuse permettant d'eliminer les effets de marbrage sur lesmatieresplastiques extrudees BE749106A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1574069 1969-04-18

Publications (1)

Publication Number Publication Date
BE749106A true BE749106A (fr) 1970-10-19

Family

ID=11148196

Family Applications (1)

Application Number Title Priority Date Filing Date
BE749106D BE749106A (fr) 1969-04-18 1970-04-17 Extrudeuse permettant d'eliminer les effets de marbrage sur lesmatieresplastiques extrudees

Country Status (7)

Country Link
BE (1) BE749106A (es)
DE (2) DE7013580U (es)
ES (1) ES378738A1 (es)
FR (1) FR2043279A5 (es)
GB (1) GB1314873A (es)
NL (1) NL7005165A (es)
YU (1) YU33901B (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4173446A (en) * 1977-07-21 1979-11-06 Phillips Petroleum Company Choke ring for pipe extrusion die

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0637725B2 (ja) * 1985-01-19 1994-05-18 工業技術院長 炭素繊維の製法
WO1988004228A1 (en) * 1986-12-06 1988-06-16 Prosyma Research Limited Fibre reinforced polymer compositions and process and apparatus for production thereof
DE3827772A1 (de) * 1988-08-16 1990-02-22 Thomas Paul Engel Vorrichtung und verfahren zur formgebung von halbzeug aus hochmolekularen kunststoffen
GB8901204D0 (en) * 1989-01-19 1989-03-15 Polysystem Machinery Mfg Blown-film extrusion die
JP3016231U (ja) * 1994-05-31 1995-09-26 モートン インターナショナル，インコーポレイティド ガス発生剤粒子の押出成形機のダイインサート及びダイ装置
AT5617U1 (de) 2001-09-17 2002-09-25 Technoplast Kunststofftechnik Adapter für einen extruder
CA2443483C (en) 2002-10-02 2011-08-16 Mold-Masters Limited Mixing device
US7320589B2 (en) 2003-02-26 2008-01-22 Mold-Masters (2007) Limited Hot runner manifold plug for rheological balance in hot runner injection molding
US7614872B2 (en) 2005-10-04 2009-11-10 Mold-Masters (2007) Limited Melt redistribution element for an injection molding apparatus
CA2843392C (en) 2014-02-19 2020-08-25 Redetec Inc. Apparatus for extruding plastic materials

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4173446A (en) * 1977-07-21 1979-11-06 Phillips Petroleum Company Choke ring for pipe extrusion die

Also Published As

Publication number Publication date
YU33901B (en) 1978-06-30
DE2017710A1 (de) 1970-10-22
FR2043279A5 (es) 1971-02-12
YU100270A (en) 1977-12-31
DE7013580U (de) 1970-07-16
ES378738A1 (es) 1973-02-01
NL7005165A (es) 1970-10-20
GB1314873A (en) 1973-04-26

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