IT974352B - Dispositivo e procedimento per la laminazione per estrusione di pellicola termoplastica - Google Patents

Dispositivo e procedimento per la laminazione per estrusione di pellicola termoplastica

Info

Publication number
IT974352B
IT974352B IT55045/72A IT5504572A IT974352B IT 974352 B IT974352 B IT 974352B IT 55045/72 A IT55045/72 A IT 55045/72A IT 5504572 A IT5504572 A IT 5504572A IT 974352 B IT974352 B IT 974352B
Authority
IT
Italy
Prior art keywords
lamination
extrusion
procedure
thermoplastic film
thermoplastic
Prior art date
Application number
IT55045/72A
Other languages
English (en)
Italian (it)
Original Assignee
Cellophane Sa
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 Cellophane Sa filed Critical Cellophane Sa
Application granted granted Critical
Publication of IT974352B publication Critical patent/IT974352B/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
    • B29C48/03—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)
IT55045/72A 1972-01-11 1972-12-27 Dispositivo e procedimento per la laminazione per estrusione di pellicola termoplastica IT974352B (it)

Applications Claiming Priority (2)

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

Publications (1)

Publication Number Publication Date
IT974352B true IT974352B (it) 1974-06-20

Family

ID=26216829

Family Applications (1)

Application Number Title Priority Date Filing Date
IT55045/72A IT974352B (it) 1972-01-11 1972-12-27 Dispositivo e procedimento per la laminazione per estrusione di pellicola termoplastica

Country Status (11)

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

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
KR101213122B1 (ko) * 2004-09-30 2012-12-17 도레이 카부시키가이샤 적층 시트의 제조 장치 및 제조 방법
US8895126B2 (en) * 2010-12-31 2014-11-25 Kimberly-Clark Worldwide, Inc. Segmented films with high strength seams
US10081123B2 (en) 2010-12-31 2018-09-25 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
BE793756A (fr) 1973-05-02
DK145256C (da) 1983-03-14
SE420692B (sv) 1981-10-26
DE2301117C3 (de) 1978-10-26
JPS4879256A (instruction) 1973-10-24
CH566202A5 (instruction) 1975-09-15
LU66812A1 (instruction) 1973-03-19
NL153801B (nl) 1977-07-15
DE2301117A1 (de) 1973-07-19
CA1015913A (en) 1977-08-23
NL7300359A (instruction) 1973-07-13
JPS5315546B2 (instruction) 1978-05-25
GB1397652A (en) 1975-06-18
DE2301117B2 (de) 1978-03-02
DK145256B (da) 1982-10-18

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