DE60119495D1 - Koextrudierdüse und Verfahren - Google Patents

Koextrudierdüse und Verfahren

Info

Publication number
DE60119495D1
DE60119495D1 DE60119495T DE60119495T DE60119495D1 DE 60119495 D1 DE60119495 D1 DE 60119495D1 DE 60119495 T DE60119495 T DE 60119495T DE 60119495 T DE60119495 T DE 60119495T DE 60119495 D1 DE60119495 D1 DE 60119495D1
Authority
DE
Germany
Prior art keywords
die
die slot
extruder
stream
receiving
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 - Lifetime
Application number
DE60119495T
Other languages
English (en)
Other versions
DE60119495T2 (de
Inventor
Andries Gilliomee
Burt Stein
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.)
Italiana Bordi SpA
Original Assignee
AMERICAN TECHNOLOGY TRANSFER L
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 AMERICAN TECHNOLOGY TRANSFER L filed Critical AMERICAN TECHNOLOGY TRANSFER L
Publication of DE60119495D1 publication Critical patent/DE60119495D1/de
Application granted granted Critical
Publication of DE60119495T2 publication Critical patent/DE60119495T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B29C48/03—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
    • 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
    • B29C48/023—Extruding materials comprising incompatible ingredients
    • 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
    • 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
    • B29C48/25—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
    • B29C48/49—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using two or more extruders to feed one die or nozzle
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DE60119495T 2001-05-11 2001-05-11 Koextrudierdüse und Verfahren Expired - Lifetime DE60119495T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP01630001A EP1256434B1 (de) 2001-05-11 2001-05-11 Koextrudierdüse und Verfahren

Publications (2)

Publication Number Publication Date
DE60119495D1 true DE60119495D1 (de) 2006-06-14
DE60119495T2 DE60119495T2 (de) 2006-12-14

Family

ID=8183576

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60119495T Expired - Lifetime DE60119495T2 (de) 2001-05-11 2001-05-11 Koextrudierdüse und Verfahren

Country Status (3)

Country Link
EP (1) EP1256434B1 (de)
AT (1) ATE325698T1 (de)
DE (1) DE60119495T2 (de)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3933964A (en) * 1971-04-26 1976-01-20 Brooks Bernard W Resin laminate and method of making
DE2345049A1 (de) * 1973-09-06 1975-03-20 Breyer Anton Fa Verfahren und vorrichtung zur herstellung von thermoplastischen mehrschichtwerkstoffen
DE2425655A1 (de) * 1974-05-28 1975-12-11 Welex Inc Verfahren und vorrichtung zur herstellung geschichteter bahnen
IT1109831B (it) * 1977-04-18 1985-12-23 Signode Corp Fascetta di legatura composita fusibile
US5089308A (en) * 1987-12-31 1992-02-18 American National Can Company Coextruded film and methods comprising vinylidene chloride methyl acrylate copolymer
US5516474A (en) * 1993-11-24 1996-05-14 The Cloeren Company Thermally distinct layer coextrusion
IL127593A (en) * 1995-11-29 2001-05-20 Paltough Ltd Extruded plastic

Also Published As

Publication number Publication date
DE60119495T2 (de) 2006-12-14
EP1256434B1 (de) 2006-05-10
ATE325698T1 (de) 2006-06-15
EP1256434A1 (de) 2002-11-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: GIPLAST SRL, LONATE CEPPINO, IT