GB886535A - Improvements in and relating to the moulding of heat expandable synthetic plastic materials - Google Patents

Improvements in and relating to the moulding of heat expandable synthetic plastic materials

Info

Publication number
GB886535A
GB886535A GB8001/59A GB800159A GB886535A GB 886535 A GB886535 A GB 886535A GB 8001/59 A GB8001/59 A GB 8001/59A GB 800159 A GB800159 A GB 800159A GB 886535 A GB886535 A GB 886535A
Authority
GB
United Kingdom
Prior art keywords
fluid pressure
mould
hopper
cavity
moulding
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
GB8001/59A
Other languages
English (en)
Inventor
Edwin George Fisher
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.)
Foster Yates and Thom Ltd
Original Assignee
Foster Yates and Thom 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
Priority to BE588287D priority Critical patent/BE588287A/xx
Application filed by Foster Yates and Thom Ltd filed Critical Foster Yates and Thom Ltd
Priority to GB8001/59A priority patent/GB886535A/en
Publication of GB886535A publication Critical patent/GB886535A/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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/3814—Porous moulds
    • 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

  • Injection Moulding Of Plastics Or The Like (AREA)
GB8001/59A 1959-03-09 1959-03-09 Improvements in and relating to the moulding of heat expandable synthetic plastic materials Expired GB886535A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
BE588287D BE588287A (xx) 1959-03-09
GB8001/59A GB886535A (en) 1959-03-09 1959-03-09 Improvements in and relating to the moulding of heat expandable synthetic plastic materials

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8001/59A GB886535A (en) 1959-03-09 1959-03-09 Improvements in and relating to the moulding of heat expandable synthetic plastic materials

Publications (1)

Publication Number Publication Date
GB886535A true GB886535A (en) 1962-01-10

Family

ID=9843880

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8001/59A Expired GB886535A (en) 1959-03-09 1959-03-09 Improvements in and relating to the moulding of heat expandable synthetic plastic materials

Country Status (2)

Country Link
BE (1) BE588287A (xx)
GB (1) GB886535A (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114829471A (zh) * 2019-12-17 2022-07-29 巴斯夫欧洲公司 通过多孔套熔接颗粒泡沫的方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114829471A (zh) * 2019-12-17 2022-07-29 巴斯夫欧洲公司 通过多孔套熔接颗粒泡沫的方法
CN114829471B (zh) * 2019-12-17 2024-10-15 巴斯夫欧洲公司 通过多孔套熔接颗粒泡沫的方法

Also Published As

Publication number Publication date
BE588287A (xx)

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