ITTO950258V0 - Bocchetta di coestrusione a due canali - Google Patents

Bocchetta di coestrusione a due canali

Info

Publication number
ITTO950258V0
ITTO950258V0 ITTO950258U ITTO950258U ITTO950258V0 IT TO950258 V0 ITTO950258 V0 IT TO950258V0 IT TO950258 U ITTO950258 U IT TO950258U IT TO950258 U ITTO950258 U IT TO950258U IT TO950258 V0 ITTO950258 V0 IT TO950258V0
Authority
IT
Italy
Prior art keywords
channel
extrusion nozzle
extrusion
nozzle
Prior art date
Application number
ITTO950258U
Other languages
English (en)
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 filed Critical
Publication of ITTO950258V0 publication Critical patent/ITTO950258V0/it
Publication of ITTO950258U1 publication Critical patent/ITTO950258U1/it
Application granted granted Critical
Publication of IT235988Y1 publication Critical patent/IT235988Y1/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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B29C48/31—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets being adjustable, i.e. having adjustable exit sections
    • B29C48/313—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets being adjustable, i.e. having adjustable exit sections by positioning the die lips
    • 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
    • B29C48/16—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
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B29C48/307—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets specially adapted for bringing together components, e.g. melts within the die
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Coating Apparatus (AREA)
IT1995TO000258U 1995-01-19 1995-12-15 Bocchetta di coestrusione a due canali IT235988Y1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29500803U DE29500803U1 (de) 1995-01-19 1995-01-19 Zweikanal-Coextrusionsdüse

Publications (3)

Publication Number Publication Date
ITTO950258V0 true ITTO950258V0 (it) 1995-12-15
ITTO950258U1 ITTO950258U1 (it) 1997-06-15
IT235988Y1 IT235988Y1 (it) 2000-07-18

Family

ID=8002693

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1995TO000258U IT235988Y1 (it) 1995-01-19 1995-12-15 Bocchetta di coestrusione a due canali

Country Status (3)

Country Link
BE (1) BE1009539A3 (it)
DE (1) DE29500803U1 (it)
IT (1) IT235988Y1 (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19535930C1 (de) * 1995-09-27 1997-01-09 Heinz Dr Ing Gros Vorrichtung zur veränderlichen Begrenzung eines flachen Fließkanals und Verfahren zum Austragen einer Massebahn mit veränderlicher Geometrie
US6075336A (en) * 1996-07-26 2000-06-13 Citizen Watch Co., Ltd. Drive mechanism for stepping motor in printer
GB9818561D0 (en) * 1998-08-27 1998-10-21 Ucb Sa Cellulose films
US9233500B2 (en) 2010-02-08 2016-01-12 3M Innovative Properties Company Method of co-extruding, co-extrusion die, and extruded articles made therefrom

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5656843A (en) * 1979-10-15 1981-05-19 Matsushita Electric Works Ltd Mold for extrusion molding
JPS5950493B2 (ja) * 1980-10-01 1984-12-08 三井・デュポン ポリケミカル株式会社 積層物の製造方法及びそれに用いる共押出ダイ
DE3604004A1 (de) * 1986-02-08 1987-08-13 Reifenhaeuser Masch Breitschlitzduesenwerkzeug zum strangpressen von mehrschichtigen laminaten aus thermoplastischem kunststoff
DE8813801U1 (de) * 1988-11-04 1988-12-22 Röhm GmbH, 6100 Darmstadt Verstellbare Extrusionsschlitzdüse
DE8915137U1 (de) * 1989-12-23 1990-02-08 Röhm GmbH, 64293 Darmstadt Extrusionsdüse zur Herstellung von Hohlkammerplatten
DE9015187U1 (de) * 1990-11-05 1992-03-05 Röhm GmbH, 6100 Darmstadt Extrusionsdüse zur Herstellung flacher Bahnen aus thermoplastischem Kunststoff
JPH05228975A (ja) * 1992-02-25 1993-09-07 Toray Ind Inc 共押出装置

Also Published As

Publication number Publication date
IT235988Y1 (it) 2000-07-18
BE1009539A3 (fr) 1997-05-06
ITTO950258U1 (it) 1997-06-15
DE29500803U1 (de) 1995-03-02

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Legal Events

Date Code Title Description
0001 Granted