AU474494B2 - Method of making cupped articles from polyolefin plastic sheet - Google Patents

Method of making cupped articles from polyolefin plastic sheet

Info

Publication number
AU474494B2
AU474494B2 AU36429/71A AU3642971A AU474494B2 AU 474494 B2 AU474494 B2 AU 474494B2 AU 36429/71 A AU36429/71 A AU 36429/71A AU 3642971 A AU3642971 A AU 3642971A AU 474494 B2 AU474494 B2 AU 474494B2
Authority
AU
Australia
Prior art keywords
plastic sheet
polyolefin plastic
making
cupped articles
articles
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
AU36429/71A
Other languages
English (en)
Other versions
AU3642971A (en
Inventor
WARREN HENRY WIETING and PAUL MAHONEY COFFMAN ROGER PAUL MICHAUD
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.)
Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij BV
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 Shell Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Publication of AU3642971A publication Critical patent/AU3642971A/en
Application granted granted Critical
Publication of AU474494B2 publication Critical patent/AU474494B2/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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/002—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor characterised by the choice of material
    • 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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/04—Combined thermoforming and prestretching, e.g. biaxial stretching
    • 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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/10—Forming by pressure difference, e.g. vacuum

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
AU36429/71A 1970-12-04 1971-12-02 Method of making cupped articles from polyolefin plastic sheet Expired AU474494B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US9508670A 1970-12-04 1970-12-04
US9512370A 1970-12-04 1970-12-04

Publications (2)

Publication Number Publication Date
AU3642971A AU3642971A (en) 1973-06-07
AU474494B2 true AU474494B2 (en) 1976-07-22

Family

ID=26789709

Family Applications (1)

Application Number Title Priority Date Filing Date
AU36429/71A Expired AU474494B2 (en) 1970-12-04 1971-12-02 Method of making cupped articles from polyolefin plastic sheet

Country Status (8)

Country Link
AU (1) AU474494B2 (xx)
BE (1) BE775844A (xx)
CA (1) CA995433A (xx)
DE (1) DE2159886A1 (xx)
FR (1) FR2116487B1 (xx)
GB (1) GB1367338A (xx)
IT (1) IT943162B (xx)
SE (1) SE379670B (xx)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52144061A (en) * 1976-05-27 1977-12-01 Sumitomo Bakelite Co Method and device for thermally forming plastic sheet
GB1593311A (en) 1977-03-30 1981-07-15 Shell Int Research Making cupped articles from mixed polyolefin plastics sheet
SE423878B (sv) * 1977-07-25 1982-06-14 Bellaplast Gmbh Forfarande for tillverkning av tunnveggiga artiklar av kristalliskt termoplastiskt material
US4404162A (en) * 1979-07-16 1983-09-13 Sumitomo Bakelite Company Ltd. Process for producing a thin-wall deep drawn container of thermoplastic resin
GB2107636B (en) * 1981-09-04 1985-12-24 Cosden Technology Method and apparatus for producing biaxially oriented hollow articles
US4388356A (en) 1981-11-16 1983-06-14 The Goodyear Tire & Rubber Company Heat setting a thermoformed PET article utilizing a male plug as a constraint
US4554125A (en) * 1983-03-17 1985-11-19 Schering Corporation Method of making a stopper for a sterile fluid container
US4635807A (en) * 1983-03-17 1987-01-13 Schering Corporation Stopper for sterile fluid containers
DE3446650A1 (de) * 1984-12-20 1986-06-26 Multivac Sepp Haggenmüller KG, 8941 Wolfertschwenden Verpackungsmaschine
US4883633A (en) * 1987-12-24 1989-11-28 Rampart Packaging Inc. Process and apparatus for production of articles with selectively thinned portions using a multi-radius forming plug
US4883190A (en) * 1988-08-15 1989-11-28 Rampart Packaging, Inc. Thermoplastic bellows lid for thermoplastic containers
WO1990002645A1 (en) * 1988-09-16 1990-03-22 Garwood Limited Improved packaging
US20160176112A1 (en) * 2014-10-28 2016-06-23 Full Spectrum Laser, LLC Release liner/layer, system and method of using the same with additive manufacturing

Also Published As

Publication number Publication date
SE379670B (xx) 1975-10-20
FR2116487B1 (xx) 1974-08-19
DE2159886A1 (de) 1972-06-15
IT943162B (it) 1973-04-02
CA995433A (en) 1976-08-24
AU3642971A (en) 1973-06-07
BE775844A (xx) 1972-05-26
FR2116487A1 (xx) 1972-07-13
GB1367338A (en) 1974-09-18

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