AU451881B2 - Method of moulding heat-expandable therm plastics material and moulds therefor - Google Patents

Method of moulding heat-expandable therm plastics material and moulds therefor

Info

Publication number
AU451881B2
AU451881B2 AU63414/69A AU6341469A AU451881B2 AU 451881 B2 AU451881 B2 AU 451881B2 AU 63414/69 A AU63414/69 A AU 63414/69A AU 6341469 A AU6341469 A AU 6341469A AU 451881 B2 AU451881 B2 AU 451881B2
Authority
AU
Australia
Prior art keywords
therm
expandable
plastics material
moulding heat
moulds
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
AU63414/69A
Other versions
AU6341469A (en
Inventor
Frederick Joseph 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
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 H CAPLAN (FURNITURE) Ltd filed Critical H CAPLAN (FURNITURE) Ltd
Priority to AU63414/69A priority Critical patent/AU451881B2/en
Publication of AU6341469A publication Critical patent/AU6341469A/en
Application granted granted Critical
Publication of AU451881B2 publication Critical patent/AU451881B2/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
    • B29C44/36—Feeding the material to be shaped
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/44—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form
    • B29C44/445—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form in the form of expandable granules, particles or beads
    • 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
AU63414/69A 1969-11-06 1969-11-06 Method of moulding heat-expandable therm plastics material and moulds therefor Expired AU451881B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU63414/69A AU451881B2 (en) 1969-11-06 1969-11-06 Method of moulding heat-expandable therm plastics material and moulds therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU63414/69A AU451881B2 (en) 1969-11-06 1969-11-06 Method of moulding heat-expandable therm plastics material and moulds therefor

Publications (2)

Publication Number Publication Date
AU6341469A AU6341469A (en) 1971-05-13
AU451881B2 true AU451881B2 (en) 1974-08-06

Family

ID=3748222

Family Applications (1)

Application Number Title Priority Date Filing Date
AU63414/69A Expired AU451881B2 (en) 1969-11-06 1969-11-06 Method of moulding heat-expandable therm plastics material and moulds therefor

Country Status (1)

Country Link
AU (1) AU451881B2 (en)

Also Published As

Publication number Publication date
AU6341469A (en) 1971-05-13

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