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GB2040783B - Blow moulding pre stretched polyethylene terephthalate preforms - Google Patents

Blow moulding pre stretched polyethylene terephthalate preforms

Info

Publication number
GB2040783B
GB2040783B GB7903178A GB7903178A GB2040783B GB 2040783 B GB2040783 B GB 2040783B GB 7903178 A GB7903178 A GB 7903178A GB 7903178 A GB7903178 A GB 7903178A GB 2040783 B GB2040783 B GB 2040783B
Authority
GB
United Kingdom
Prior art keywords
polyethylene terephthalate
blow moulding
stretched polyethylene
pre stretched
terephthalate preforms
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
GB7903178A
Other versions
GB2040783A (en
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.)
OI Glass Inc
Original Assignee
Owens Illinois Inc
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 by Owens Illinois Inc filed Critical Owens Illinois Inc
Priority to GB7903178A priority Critical patent/GB2040783B/en
Publication of GB2040783A publication Critical patent/GB2040783A/en
Application granted granted Critical
Publication of GB2040783B publication Critical patent/GB2040783B/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
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/64—Heating or cooling preforms, parisons or blown articles
    • B29C49/6409—Thermal conditioning of preforms
    • B29C49/6418—Heating of preforms
    • 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
    • B29C49/10—Biaxial stretching during blow-moulding using mechanical means for prestretching
    • B29C49/12—Stretching rods
    • 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
    • B29K2067/00—Use of polyesters or derivatives thereof, as moulding material

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
GB7903178A 1979-01-30 1979-01-30 Blow moulding pre stretched polyethylene terephthalate preforms Expired GB2040783B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7903178A GB2040783B (en) 1979-01-30 1979-01-30 Blow moulding pre stretched polyethylene terephthalate preforms

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7903178A GB2040783B (en) 1979-01-30 1979-01-30 Blow moulding pre stretched polyethylene terephthalate preforms

Publications (2)

Publication Number Publication Date
GB2040783A GB2040783A (en) 1980-09-03
GB2040783B true GB2040783B (en) 1983-01-26

Family

ID=10502814

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7903178A Expired GB2040783B (en) 1979-01-30 1979-01-30 Blow moulding pre stretched polyethylene terephthalate preforms

Country Status (1)

Country Link
GB (1) GB2040783B (en)

Also Published As

Publication number Publication date
GB2040783A (en) 1980-09-03

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 19990129