AU6262673A - Two-stage blowing process forthe production of hollow bodies from thermoplastic material - Google Patents

Two-stage blowing process forthe production of hollow bodies from thermoplastic material

Info

Publication number
AU6262673A
AU6262673A AU62626/73A AU6262673A AU6262673A AU 6262673 A AU6262673 A AU 6262673A AU 62626/73 A AU62626/73 A AU 62626/73A AU 6262673 A AU6262673 A AU 6262673A AU 6262673 A AU6262673 A AU 6262673A
Authority
AU
Australia
Prior art keywords
thermoplastic material
hollow bodies
blowing process
process forthe
forthe production
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
AU62626/73A
Other versions
AU482672B2 (en
Inventor
Mehnert Gottfried
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.)
MEHNERT G
Original Assignee
MEHNERT G
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 DE2256683A external-priority patent/DE2256683A1/en
Priority claimed from DE19732354214 external-priority patent/DE2354214A1/en
Application filed by MEHNERT G filed Critical MEHNERT G
Application granted granted Critical
Publication of AU482672B2 publication Critical patent/AU482672B2/en
Publication of AU6262673A publication Critical patent/AU6262673A/en
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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/08—Biaxial stretching during blow-moulding
    • B29C49/16—Biaxial stretching during blow-moulding using pressure difference for pre-stretching, e.g. pre-blowing
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
    • B29C49/04—Extrusion blow-moulding
    • B29C49/04102—Extrusion blow-moulding extruding the material continuously
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/28—Blow-moulding apparatus
    • B29C49/30—Blow-moulding apparatus having movable moulds or mould parts
    • B29C49/32—Blow-moulding apparatus having movable moulds or mould parts moving "to and fro"
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
    • B29C49/04—Extrusion blow-moulding
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/18—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor using several blowing steps

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
AU62626/73A 1972-11-18 1973-11-16 Two-stage blowing process forthe production of hollow bodies from thermoplastic material Expired AU482672B2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DEDE82256 1972-11-18
DE2256683A DE2256683A1 (en) 1972-11-18 1972-11-18 Thermoplastic profiled blow-moulded vessel prodn. - by moulding previously moulded parison to impose rib and/or pattern and neck profile
DEDE823542 1973-10-30
DE19732354214 DE2354214A1 (en) 1973-10-30 1973-10-30 Blow moulding necks, with close tolerance - using one nozzle per moulding in a two stage inflation cycle

Publications (2)

Publication Number Publication Date
AU482672B2 AU482672B2 (en) 1975-05-22
AU6262673A true AU6262673A (en) 1975-05-22

Family

ID=

Also Published As

Publication number Publication date
FR2207008B1 (en) 1977-06-10
FR2207008A1 (en) 1974-06-14
JPS4998471A (en) 1974-09-18
GB1418800A (en) 1975-12-24
JPS5760133B2 (en) 1982-12-17
ES420632A1 (en) 1976-03-16
CA1015516A (en) 1977-08-16
IT1001833B (en) 1976-04-30

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