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 (enrdf_load_stackoverflow) 1972-01-11 1972-01-11
FR7217765A FR2184468B2 (enrdf_load_stackoverflow) 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 (enrdf_load_stackoverflow)
BE (1) BE793756A (enrdf_load_stackoverflow)
CA (1) CA1015913A (enrdf_load_stackoverflow)
CH (1) CH566202A5 (enrdf_load_stackoverflow)
DE (1) DE2301117C3 (enrdf_load_stackoverflow)
DK (1) DK145256C (enrdf_load_stackoverflow)
GB (1) GB1397652A (enrdf_load_stackoverflow)
IT (1) IT974352B (enrdf_load_stackoverflow)
LU (1) LU66812A1 (enrdf_load_stackoverflow)
NL (1) NL153801B (enrdf_load_stackoverflow)
SE (1) SE420692B (enrdf_load_stackoverflow)

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
CN101031407B (zh) * 2004-09-30 2010-06-16 东丽株式会社 叠层板的制造装置和制造方法
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
BE793756A (fr) 1973-05-02
DE2301117A1 (de) 1973-07-19
DK145256B (da) 1982-10-18
CA1015913A (en) 1977-08-23
DE2301117C3 (de) 1978-10-26
GB1397652A (en) 1975-06-18
NL7300359A (enrdf_load_stackoverflow) 1973-07-13
JPS4879256A (enrdf_load_stackoverflow) 1973-10-24
JPS5315546B2 (enrdf_load_stackoverflow) 1978-05-25
CH566202A5 (enrdf_load_stackoverflow) 1975-09-15
LU66812A1 (enrdf_load_stackoverflow) 1973-03-19
DK145256C (da) 1983-03-14
DE2301117B2 (de) 1978-03-02
NL153801B (nl) 1977-07-15
SE420692B (sv) 1981-10-26

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