JPH0430888B2 - - Google Patents

Info

Publication number
JPH0430888B2
JPH0430888B2 JP24992484A JP24992484A JPH0430888B2 JP H0430888 B2 JPH0430888 B2 JP H0430888B2 JP 24992484 A JP24992484 A JP 24992484A JP 24992484 A JP24992484 A JP 24992484A JP H0430888 B2 JPH0430888 B2 JP H0430888B2
Authority
JP
Japan
Prior art keywords
parison
cavity
open end
molding
intermediate layer
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
JP24992484A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61127309A (ja
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 JP24992484A priority Critical patent/JPS61127309A/ja
Publication of JPS61127309A publication Critical patent/JPS61127309A/ja
Publication of JPH0430888B2 publication Critical patent/JPH0430888B2/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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1642—Making multilayered or multicoloured articles having a "sandwich" structure
    • B29C45/1646—Injecting parison-like articles
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1642—Making multilayered or multicoloured articles having a "sandwich" structure
    • B29C45/1646—Injecting parison-like articles
    • B29C2045/1648—Injecting parison-like articles the parison core layer being a barrier material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/25—Solid
    • B29K2105/253—Preform

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
JP24992484A 1984-11-27 1984-11-27 多層有底パリソンの射出成形方法 Granted JPS61127309A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP24992484A JPS61127309A (ja) 1984-11-27 1984-11-27 多層有底パリソンの射出成形方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP24992484A JPS61127309A (ja) 1984-11-27 1984-11-27 多層有底パリソンの射出成形方法

Publications (2)

Publication Number Publication Date
JPS61127309A JPS61127309A (ja) 1986-06-14
JPH0430888B2 true JPH0430888B2 (fr) 1992-05-25

Family

ID=17200205

Family Applications (1)

Application Number Title Priority Date Filing Date
JP24992484A Granted JPS61127309A (ja) 1984-11-27 1984-11-27 多層有底パリソンの射出成形方法

Country Status (1)

Country Link
JP (1) JPS61127309A (fr)

Also Published As

Publication number Publication date
JPS61127309A (ja) 1986-06-14

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