ZA713856B - Process for moulding foamed thermoplastics - Google Patents

Process for moulding foamed thermoplastics

Info

Publication number
ZA713856B
ZA713856B ZA713856A ZA713856A ZA713856B ZA 713856 B ZA713856 B ZA 713856B ZA 713856 A ZA713856 A ZA 713856A ZA 713856 A ZA713856 A ZA 713856A ZA 713856 B ZA713856 B ZA 713856B
Authority
ZA
South Africa
Prior art keywords
foamed thermoplastics
moulding foamed
moulding
thermoplastics
foamed
Prior art date
Application number
ZA713856A
Inventor
W Barton
I Bulmer
Original Assignee
Ici Australia 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 Ici Australia Ltd filed Critical Ici Australia Ltd
Publication of ZA713856B publication Critical patent/ZA713856B/en

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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/2669—Moulds with means for removing excess material, e.g. with overflow cavities
    • 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
    • B29C44/42—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
ZA713856A 1970-06-12 1971-06-14 Process for moulding foamed thermoplastics ZA713856B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPA149170 1970-06-12

Publications (1)

Publication Number Publication Date
ZA713856B true ZA713856B (en) 1972-06-28

Family

ID=3764661

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA713856A ZA713856B (en) 1970-06-12 1971-06-14 Process for moulding foamed thermoplastics

Country Status (2)

Country Link
GB (1) GB1316007A (en)
ZA (1) ZA713856B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR940006682Y1 (en) * 1990-06-26 1994-09-28 스폴딩 앤드 이본플로 캄파니 인코포레이티드 Golf ball injection mold
GB9402236D0 (en) * 1994-02-05 1994-03-30 Sundridge Tackle Ltd Improvements in or relating to moulded products
CN103501987A (en) * 2011-05-13 2014-01-08 罗姆禅德·德诺萨米 Moulding method

Also Published As

Publication number Publication date
GB1316007A (en) 1973-05-09

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