DE2301117C3 - Vorrichtung zum !Coextrudieren einer Verbundbahn aus thermoplastischen Kunststoffen - Google Patents

Vorrichtung zum !Coextrudieren einer Verbundbahn aus thermoplastischen Kunststoffen

Info

Publication number
DE2301117C3
DE2301117C3 DE2301117A DE2301117A DE2301117C3 DE 2301117 C3 DE2301117 C3 DE 2301117C3 DE 2301117 A DE2301117 A DE 2301117A DE 2301117 A DE2301117 A DE 2301117A DE 2301117 C3 DE2301117 C3 DE 2301117C3
Authority
DE
Germany
Prior art keywords
channel
partition
plastic
flow direction
plastics
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
Application number
DE2301117A
Other languages
German (de)
English (en)
Other versions
DE2301117A1 (de
DE2301117B2 (de
Inventor
Yves Saint Maurice De Beynost Galery (Frankreich)
Robert Crepieux Riboulet
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.)
La Cellophane Sa Paris
Original Assignee
La Cellophane Sa Paris
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
Priority claimed from FR7200709A external-priority patent/FR2167229B1/fr
Priority claimed from FR7217765A external-priority patent/FR2184468B2/fr
Application filed by La Cellophane Sa Paris filed Critical La Cellophane Sa Paris
Publication of DE2301117A1 publication Critical patent/DE2301117A1/de
Publication of DE2301117B2 publication Critical patent/DE2301117B2/de
Application granted granted Critical
Publication of DE2301117C3 publication Critical patent/DE2301117C3/de
Expired 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
    • 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
    • B29C48/03—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
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
    • 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
    • B29C48/19—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their edges
    • 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
    • B29C48/25—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DE2301117A 1972-01-11 1973-01-10 Vorrichtung zum !Coextrudieren einer Verbundbahn aus thermoplastischen Kunststoffen Expired DE2301117C3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7200709A FR2167229B1 (OSRAM) 1972-01-11 1972-01-11
FR7217765A FR2184468B2 (OSRAM) 1972-05-18 1972-05-18

Publications (3)

Publication Number Publication Date
DE2301117A1 DE2301117A1 (de) 1973-07-19
DE2301117B2 DE2301117B2 (de) 1978-03-02
DE2301117C3 true DE2301117C3 (de) 1978-10-26

Family

ID=26216829

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2301117A Expired DE2301117C3 (de) 1972-01-11 1973-01-10 Vorrichtung zum !Coextrudieren einer Verbundbahn aus thermoplastischen Kunststoffen

Country Status (11)

Country Link
JP (1) JPS5315546B2 (OSRAM)
BE (1) BE793756A (OSRAM)
CA (1) CA1015913A (OSRAM)
CH (1) CH566202A5 (OSRAM)
DE (1) DE2301117C3 (OSRAM)
DK (1) DK145256C (OSRAM)
GB (1) GB1397652A (OSRAM)
IT (1) IT974352B (OSRAM)
LU (1) LU66812A1 (OSRAM)
NL (1) NL153801B (OSRAM)
SE (1) SE420692B (OSRAM)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3239782C2 (de) * 1982-10-27 1985-01-31 Dynamit Nobel Ag, 5210 Troisdorf Vorrichtung zum Coextrudieren einer einen Farbkeil aufweisenden Folie aus einem ungefärbten thermoplastischen Kunststoff
JPS5975015U (ja) * 1982-11-12 1984-05-22 株式会社吉野工業所 合成樹脂製チユ−ブ
WO2006035670A1 (ja) * 2004-09-30 2006-04-06 Toray Industries, Inc. 積層シートの製造装置および製造方法
US10081123B2 (en) 2010-12-31 2018-09-25 Kimberly-Clark Worldwide, Inc. Segmented films with high strength seams
US8895126B2 (en) * 2010-12-31 2014-11-25 Kimberly-Clark Worldwide, Inc. Segmented films with high strength seams
CN111241688B (zh) * 2020-01-15 2023-08-25 北京百度网讯科技有限公司 复合生产工艺过程监控方法及装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3473193A (en) * 1967-01-03 1969-10-21 Nat Distillers Chem Corp Reciprocating multi-orificed internal die diverter
US3477099A (en) * 1967-12-21 1969-11-11 Dow Chemical Co Extrusion apparatus

Also Published As

Publication number Publication date
SE420692B (sv) 1981-10-26
NL153801B (nl) 1977-07-15
CA1015913A (en) 1977-08-23
JPS5315546B2 (OSRAM) 1978-05-25
BE793756A (fr) 1973-05-02
CH566202A5 (OSRAM) 1975-09-15
JPS4879256A (OSRAM) 1973-10-24
GB1397652A (en) 1975-06-18
DE2301117A1 (de) 1973-07-19
DK145256C (da) 1983-03-14
IT974352B (it) 1974-06-20
DK145256B (da) 1982-10-18
DE2301117B2 (de) 1978-03-02
NL7300359A (OSRAM) 1973-07-13
LU66812A1 (OSRAM) 1973-03-19

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)