BR8803336A - Extrusor para materiais polimericos - Google Patents

Extrusor para materiais polimericos

Info

Publication number
BR8803336A
BR8803336A BR8803336A BR8803336A BR8803336A BR 8803336 A BR8803336 A BR 8803336A BR 8803336 A BR8803336 A BR 8803336A BR 8803336 A BR8803336 A BR 8803336A BR 8803336 A BR8803336 A BR 8803336A
Authority
BR
Brazil
Prior art keywords
extruder
polymeric materials
polymeric
materials
Prior art date
Application number
BR8803336A
Other languages
English (en)
Inventor
Giovanni Sironi
Original Assignee
Pirelli Cavi 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 Pirelli Cavi Spa filed Critical Pirelli Cavi Spa
Publication of BR8803336A publication Critical patent/BR8803336A/pt

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
    • B29C48/285—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
    • B29C48/505—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
    • 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
    • B29C48/06—Rod-shaped
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
    • 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
    • B29C48/03—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
BR8803336A 1987-06-30 1988-06-30 Extrusor para materiais polimericos BR8803336A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21106/87A IT1205213B (it) 1987-06-30 1987-06-30 Estrusore per materiali polimerici

Publications (1)

Publication Number Publication Date
BR8803336A true BR8803336A (pt) 1989-01-17

Family

ID=11176830

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8803336A BR8803336A (pt) 1987-06-30 1988-06-30 Extrusor para materiais polimericos

Country Status (8)

Country Link
US (1) US4859068A (pt)
EP (1) EP0299241A3 (pt)
AU (1) AU599487B2 (pt)
BR (1) BR8803336A (pt)
CA (1) CA1293844C (pt)
FI (1) FI883112A (pt)
IT (1) IT1205213B (pt)
NZ (1) NZ224955A (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5114333A (en) * 1989-10-10 1992-05-19 Hoover Universal, Inc. Die head for plastic with barrier forming material
CA2015639C (en) * 1990-04-27 1993-08-10 Changize Sadr Process and apparatus for molding foamed plastic article
US5074434A (en) * 1990-11-16 1991-12-24 Himecs Co., Ltd. Apparatus for dispensing disk-shaped objects
US5126088A (en) * 1991-07-05 1992-06-30 Thermal Industries, Inc. Method for producing an extrusion having a wood grain appearance and an associated apparatus
US5486327A (en) * 1994-01-21 1996-01-23 Bemis Manufacturing Company Apparatus and method for injecting or extruding colored plastic
US5614227A (en) * 1995-02-08 1997-03-25 Illinois Tool Works, Inc. Extrusion apparatus
US5744092A (en) * 1995-02-23 1998-04-28 Halgren; Donald N. Axially movable cluster conduits for plastic processing in a screw machine
US5670112A (en) * 1995-02-23 1997-09-23 Dynamic Mixer, Inc. Multiphase matter introduction with a plasticating screw arrangement
US6454454B1 (en) 1996-04-30 2002-09-24 Robert A. Barr Polymer melting and extruding apparatus with linear downstream threads
US5725822A (en) * 1996-05-24 1998-03-10 W. R. Grace & Co.-Conn. Extrusion of electrode material by liquid injection into extruder barrel
TW470789B (en) * 1998-08-29 2002-01-01 Barmag Barmer Maschf Apparatus for mixing and advancing a polymer melt
US6627134B2 (en) * 2000-09-05 2003-09-30 Community Enterprises, Llc Apparatus for molding multilayered articles
DE102007000511A1 (de) * 2007-10-16 2009-04-23 Universität Duisburg-Essen Extruder mit einer Plastifizierschnecke und einer koaxial darum angeordneten Einzugsschnecke
CN104816398A (zh) * 2015-04-11 2015-08-05 厦门川汉环保科技有限公司 应用回收废塑料膜的双热式造粒装置
CN105313303A (zh) * 2015-10-27 2016-02-10 顺德职业技术学院 锥形空心单螺杆挤出机
CN105313304A (zh) * 2015-10-27 2016-02-10 顺德职业技术学院 有双面螺槽的空心单螺杆挤出机
CN105313302A (zh) * 2015-10-27 2016-02-10 顺德职业技术学院 锥形空心单螺杆复合共挤出机

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE517742A (pt) * 1952-02-23 1900-01-01
US3021561A (en) * 1959-03-04 1962-02-20 Reifenhauser K G Plasticizing and injection apparatus for plastic or synthetic materials
NL256175A (pt) * 1959-11-27 1900-01-01
US3588956A (en) * 1968-12-16 1971-06-29 Phillips Petroleum Co Apparatus and method for controlling temperature in a feed screw
DE2419952B2 (de) * 1974-04-25 1976-06-24 Henkel & Cie GmbH, 4000 Düsseldorf Extruder zum herstellen eines zweifarbigen stranges
DE2526917C2 (de) * 1975-06-16 1979-06-28 Henkel Kgaa, 4000 Duesseldorf Vorrichtung zur Herstellung zweifarbig gestreifter Seifenstücke

Also Published As

Publication number Publication date
US4859068A (en) 1989-08-22
FI883112A0 (fi) 1988-06-29
IT8721106A0 (it) 1987-06-30
EP0299241A2 (en) 1989-01-18
IT1205213B (it) 1989-03-15
NZ224955A (en) 1990-06-26
FI883112A (fi) 1988-12-31
CA1293844C (en) 1992-01-07
EP0299241A3 (en) 1991-03-06
AU599487B2 (en) 1990-07-19
AU1693588A (en) 1989-01-05

Similar Documents

Publication Publication Date Title
NO173175C (no) Ekstruderingsform for to-lags plastroer
DE3855729T2 (de) Thermoplastische Zusammensetzung
DE59003323D1 (de) Füllstoffhaltige thermoplastische Formmassen.
DE3687303T2 (de) Thermoplastische polymerzusammensetzung.
BR8803336A (pt) Extrusor para materiais polimericos
BR8806274A (pt) Composicao polimerica
IT8721753A0 (it) Impianto per la estrusione dimateriale sintetico termoplastico.
DE68919875D1 (de) Thermoplastische Zusammensetzung.
DK94089A (da) Ledende polymerkompositmateriale
FI884113A (fi) Formade foeremaol av termoplastiskt material och foerfarande foer framstaellning av dessa.
FI862678A (fi) Skaeranordning foer plattor av plastmaterial.
IT8819550A0 (it) Dispositivo per miscelare materiale sintetico termoplastificato.
DE3851385D1 (de) Thermoplastische Formmassen.
BR8904604A (pt) Aparelho para peletizar materiais
BR8803854A (pt) Composicao termoplastica
BR8200461A (pt) Materiais para engaxetamento
DE3868613D1 (de) Extrusion von plastischem material.
DE68914781T2 (de) Thermoplastische Polyolefin-Zusammensetzung.
IT8784165A0 (it) Dispositivo estrusore per materie plastiche.
ES552181A0 (es) Procedimiento para la obtencion de composiciones de moldeo elastico-termoplasticas o termoplasticas pulverulentas.
BR8904529A (pt) Produto polimerico
BR8705098A (pt) Cabeca cruzada para extrusor de plasticos
BR8801777A (pt) Alimentador-dosador de materiais solidos
BR8700583A (pt) Equipamento para secagem de materiais granulares
ES544282A0 (es) Aparato para la extrusion de material plastico o polvoriento