IT1197020B - Testa piana per l'estruzione di materiali termopolastici in lastra e foglia, provvista di due o piu' condotti, di alimentazione dei materiali stessi - Google Patents

Testa piana per l'estruzione di materiali termopolastici in lastra e foglia, provvista di due o piu' condotti, di alimentazione dei materiali stessi

Info

Publication number
IT1197020B
IT1197020B IT21300/86A IT2130086A IT1197020B IT 1197020 B IT1197020 B IT 1197020B IT 21300/86 A IT21300/86 A IT 21300/86A IT 2130086 A IT2130086 A IT 2130086A IT 1197020 B IT1197020 B IT 1197020B
Authority
IT
Italy
Prior art keywords
materials
thermopolastic
conduits
leaf
extraction
Prior art date
Application number
IT21300/86A
Other languages
English (en)
Other versions
IT8621300A0 (it
IT8621300A1 (it
Inventor
Maurilio Fare
Rosaldo Fare
Original Assignee
Fare 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 Fare Spa filed Critical Fare Spa
Priority to IT21300/86A priority Critical patent/IT1197020B/it
Publication of IT8621300A0 publication Critical patent/IT8621300A0/it
Priority to US06/926,957 priority patent/US4731003A/en
Priority to EP86830331A priority patent/EP0254790A3/en
Publication of IT8621300A1 publication Critical patent/IT8621300A1/it
Application granted granted Critical
Publication of IT1197020B publication Critical patent/IT1197020B/it

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
    • B29C48/695—Flow dividers, e.g. breaker plates
    • B29C48/70—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows
    • 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
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • 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
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
IT21300/86A 1986-07-29 1986-07-29 Testa piana per l'estruzione di materiali termopolastici in lastra e foglia, provvista di due o piu' condotti, di alimentazione dei materiali stessi IT1197020B (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT21300/86A IT1197020B (it) 1986-07-29 1986-07-29 Testa piana per l'estruzione di materiali termopolastici in lastra e foglia, provvista di due o piu' condotti, di alimentazione dei materiali stessi
US06/926,957 US4731003A (en) 1986-07-29 1986-11-04 Extruder head for extruding sheet or film
EP86830331A EP0254790A3 (en) 1986-07-29 1986-11-06 An extruder head for extrusion of sheet or film

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21300/86A IT1197020B (it) 1986-07-29 1986-07-29 Testa piana per l'estruzione di materiali termopolastici in lastra e foglia, provvista di due o piu' condotti, di alimentazione dei materiali stessi

Publications (3)

Publication Number Publication Date
IT8621300A0 IT8621300A0 (it) 1986-07-29
IT8621300A1 IT8621300A1 (it) 1988-01-29
IT1197020B true IT1197020B (it) 1988-11-25

Family

ID=11179749

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21300/86A IT1197020B (it) 1986-07-29 1986-07-29 Testa piana per l'estruzione di materiali termopolastici in lastra e foglia, provvista di due o piu' condotti, di alimentazione dei materiali stessi

Country Status (3)

Country Link
US (1) US4731003A (it)
EP (1) EP0254790A3 (it)
IT (1) IT1197020B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5411692A (en) * 1994-04-11 1995-05-02 Reynolds Consumer Products Inc. Integral reclosable bag die assembly
FR2734412B1 (fr) * 1995-05-16 1997-07-04 Connectors Pontarlier Dispositif a contacts electriques a deplacement d'isolant
US7344817B2 (en) * 2004-06-30 2008-03-18 Samsung Electronics Co., Ltd. Drying process for toner particles useful in electrography
US7371498B2 (en) * 2004-06-30 2008-05-13 Samsung Electronics Co., Ltd. Extrusion drying process for toner particles useful in electrography
US7625200B2 (en) * 2007-07-31 2009-12-01 Stratasys, Inc. Extrusion head for use in extrusion-based layered deposition modeling
JP2012510383A (ja) * 2008-12-01 2012-05-10 ディーエスエム アイピー アセッツ ビー．ブイ． Ｕｈｍｗｐｅテープの作製方法、幅広スリットの押出ダイ、およびそれから製造されたｕｈｍｗｐｅテープ
US9149959B2 (en) * 2010-10-22 2015-10-06 Monosol Rx, Llc Manufacturing of small film strips
CN102909796B (zh) * 2011-08-03 2017-05-17 天胶科技(大连)有限公司 天然橡胶初加工装置及其方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2624914A (en) * 1949-11-01 1953-01-13 Us Rubber Co Plastic spreading method and apparatus
NL92405C (it) * 1955-10-10 1900-01-01
DE1198533B (de) * 1961-03-23 1965-08-12 Hermann Berstorff Maschb Ansta Breitschlitzduese fuer thermoplastische Kunststoffe, insbesondere Polyvinylchlorid
FR1360137A (fr) * 1963-06-12 1964-04-30 Solvay Procédé pour l'extrusion de matières thermoplastiques et dispositifs pour sa réalisation
US3405425A (en) * 1964-09-18 1968-10-15 Monsanto Co Apparatus for producing partially pigmented plastic sheets
US3684422A (en) * 1970-03-17 1972-08-15 Voith Gmbh J M Fishtail die for producing thermoplastic films and sheets
US3687589A (en) * 1970-07-20 1972-08-29 Dow Chemical Co Apparatus for the controlled extrusion of multi-component synthetic resinous bodies
DE2105756A1 (de) * 1971-02-08 1972-09-14 Barmag Barmer Maschf Strangpreßwerkzeug mit Druckrohrleitungssystem zum Verteilen der Kunststoffschmelze
US3807918A (en) * 1971-02-12 1974-04-30 Chevron Res Extrusion die for forming a multicomponent continuous film of thermoplastic polymer
US3761211A (en) * 1972-01-17 1973-09-25 Crompton & Knowles Corp Multi-layer extrusion apparatus
GB1471115A (en) * 1973-04-11 1977-04-21 Gen Engineering Co Extrusion of plastics materials
DE2534724C3 (de) * 1975-08-04 1981-08-13 Dynamit Nobel Ag, 5210 Troisdorf Vorrichtung zum Extrudieren von gemusterten Bahnen oder Platten aus thermoplastischen Kunststoffmassen
FR2343581A1 (fr) * 1976-03-10 1977-10-07 Beghin Say Sa Dispositif de filiere pour la production de feuilles ou pellicules composites
US4152387A (en) * 1976-05-21 1979-05-01 Peter Cloeren Method for forming multi-layer laminates
CH612789A5 (it) * 1976-07-01 1979-08-15 Maillefer Sa
GB1601698A (en) * 1977-08-20 1981-11-04 Gen Eng Radcliffe Extrusion method and apparatus therefor
US4362482A (en) * 1980-01-09 1982-12-07 Cosden Technology, Inc. Apparatus for extruding thermoplastic compositions
DE3016445A1 (de) * 1980-04-29 1981-11-05 Bayer Ag, 5090 Leverkusen Vorrichtung zum auftragen eines insbesondere schaumstoff bildenden reaktionsgemisches aus mindestends zwei fliessfaehigen komponenten auf eine wandernde unterlage
US4435141A (en) * 1982-04-07 1984-03-06 Polyloom Corporation Of America Multicomponent continuous film die
US4600550A (en) * 1984-04-27 1986-07-15 Cloeren Peter Coextrusion process for overcoming the curtaining effect

Also Published As

Publication number Publication date
EP0254790A2 (en) 1988-02-03
US4731003A (en) 1988-03-15
IT8621300A0 (it) 1986-07-29
IT8621300A1 (it) 1988-01-29
EP0254790A3 (en) 1988-10-05

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