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CA907812A - Method of moulding heat-expandable thermoplastics material, and moulds therefor - Google Patents

Method of moulding heat-expandable thermoplastics material, and moulds therefor

Info

Publication number
CA907812A
CA907812A CA907812A CA907812DA CA907812A CA 907812 A CA907812 A CA 907812A CA 907812 A CA907812 A CA 907812A CA 907812D A CA907812D A CA 907812DA CA 907812 A CA907812 A CA 907812A
Authority
CA
Canada
Prior art keywords
thermoplastics material
moulding heat
expandable thermoplastics
moulds
therefor
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
CA907812A
Inventor
F. J. Cotterell Robert
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.)
H CAPLAN (FURNITURE) Ltd
Original Assignee
H CAPLAN (FURNITURE) Ltd
Publication date
Application granted granted Critical
Publication of CA907812A publication Critical patent/CA907812A/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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/3415—Heating or cooling
    • B29C44/3426—Heating by introducing steam in the mould

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
CA907812A Method of moulding heat-expandable thermoplastics material, and moulds therefor Expired CA907812A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA907812T

Publications (1)

Publication Number Publication Date
CA907812A true CA907812A (en) 1972-08-22

Family

ID=36415525

Family Applications (1)

Application Number Title Priority Date Filing Date
CA907812A Expired CA907812A (en) Method of moulding heat-expandable thermoplastics material, and moulds therefor

Country Status (1)

Country Link
CA (1) CA907812A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4693856A (en) * 1985-04-22 1987-09-15 The Dow Chemical Company Method and apparatus for the preparation of foamed thermoplastic articles

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4693856A (en) * 1985-04-22 1987-09-15 The Dow Chemical Company Method and apparatus for the preparation of foamed thermoplastic articles

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