JPS6364296B2 - - Google Patents

Info

Publication number
JPS6364296B2
JPS6364296B2 JP55108886A JP10888680A JPS6364296B2 JP S6364296 B2 JPS6364296 B2 JP S6364296B2 JP 55108886 A JP55108886 A JP 55108886A JP 10888680 A JP10888680 A JP 10888680A JP S6364296 B2 JPS6364296 B2 JP S6364296B2
Authority
JP
Japan
Prior art keywords
resin
annular
die
flow
divided
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
JP55108886A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5732918A (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
Priority to JP10888680A priority Critical patent/JPS5732918A/ja
Publication of JPS5732918A publication Critical patent/JPS5732918A/ja
Publication of JPS6364296B2 publication Critical patent/JPS6364296B2/ja
Granted 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
    • B29C48/25—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
    • B29C48/50—Details of extruders
    • B29C48/695—Flow dividers, e.g. breaker plates
    • B29C48/70—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
    • B29C48/337—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging at a common location
    • B29C48/338—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging at a common location using a die with concentric parts, e.g. rings, cylinders
    • 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
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
    • 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
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP10888680A 1980-08-07 1980-08-07 Multilayer circular die Granted JPS5732918A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10888680A JPS5732918A (en) 1980-08-07 1980-08-07 Multilayer circular die

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10888680A JPS5732918A (en) 1980-08-07 1980-08-07 Multilayer circular die

Publications (2)

Publication Number Publication Date
JPS5732918A JPS5732918A (en) 1982-02-22
JPS6364296B2 true JPS6364296B2 (enrdf_load_stackoverflow) 1988-12-12

Family

ID=14496081

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10888680A Granted JPS5732918A (en) 1980-08-07 1980-08-07 Multilayer circular die

Country Status (1)

Country Link
JP (1) JPS5732918A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60172518A (ja) * 1984-02-17 1985-09-06 Purakoo:Kk 押出成形用ダイ
FR2598652B1 (fr) * 1986-05-16 1988-08-05 Figuereo Blaise Machine d'extrusion simultanee de plusieurs matieres
GB201112475D0 (en) * 2011-07-20 2011-08-31 Kritis Plastika Concentric co-extrusion die
JP6039845B1 (ja) * 2016-03-30 2016-12-07 株式会社湘南貿易 インフレーションフィルム成形用ダイ

Also Published As

Publication number Publication date
JPS5732918A (en) 1982-02-22

Similar Documents

Publication Publication Date Title
US6902385B2 (en) Blown-film extrusion die
US4167383A (en) Multi-ring die
US4403934A (en) Coextrusion die
US3884606A (en) Apparatus for multilayer coextrusion of sheet or film
US3773882A (en) Method for multilayer coextrusion
US4669965A (en) Multi-layer extrusion die
BRPI0918976B1 (pt) Matriz, sistema e método para coextrusar uma pluralidade de camadas fluidas
WO2014094193A1 (zh) 同心套筒式五层共挤吹膜机头
WO2013173946A1 (zh) 同心套筒式多层共挤吹膜机头
EP0626247A1 (en) Internally stacked blown film die
US5984657A (en) Multi-layer blown-film extrusion die
JPS6364296B2 (enrdf_load_stackoverflow)
CA2577485C (en) Film die head for the production of blown tubular film
US4268239A (en) Tubular extrusion die
CN111037871B (zh) 用于制造多层管薄膜的吹头和方法
JPS6238132B2 (enrdf_load_stackoverflow)
CN106626344B (zh) 三层共挤吹膜模头
JPS5829209B2 (ja) 環状ダイ
JP6039846B1 (ja) インフレーションフィルム成形用ダイ
JPS62273818A (ja) 同時押し出し機
US12104865B2 (en) Heat exchanger
KR102569709B1 (ko) 다이 플레이트, 수지 기계 및 다이 플레이트의 노즐 가열 방법
JP2014030938A (ja) 多層押出成形装置
JP2597007B2 (ja) 押出成形用複合アダプタ
CN214056347U (zh) 组合式微积层分配器