GB954703A - Process for the production of void-free solid blocks from thermoplastic material - Google Patents

Process for the production of void-free solid blocks from thermoplastic material

Info

Publication number
GB954703A
GB954703A GB4480/62A GB448062A GB954703A GB 954703 A GB954703 A GB 954703A GB 4480/62 A GB4480/62 A GB 4480/62A GB 448062 A GB448062 A GB 448062A GB 954703 A GB954703 A GB 954703A
Authority
GB
United Kingdom
Prior art keywords
void
thermoplastic material
production
free solid
solid blocks
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
GB4480/62A
Inventor
Archibald Carmichael Leitch
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.)
Distillers Co Yeast Ltd
Distillers Co Ltd
Original Assignee
Distillers Co Yeast Ltd
Distillers Co 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 Distillers Co Yeast Ltd, Distillers Co Ltd filed Critical Distillers Co Yeast Ltd
Priority to GB4480/62A priority Critical patent/GB954703A/en
Publication of GB954703A publication Critical patent/GB954703A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/12Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

954,703. Moulding thermoplastic material. DISTILLERS CO. Ltd. March 27, 1963 [Feb. 6, 1962], No. 4480/62. Drawings to Specification. Heading B5A. A void-free solid block of polyethylene or of an ethylene copolymer is produced by extruding such material, and stretching the extrudate and forming it to the desired shape in a mould.
GB4480/62A 1962-02-06 1962-02-06 Process for the production of void-free solid blocks from thermoplastic material Expired GB954703A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB4480/62A GB954703A (en) 1962-02-06 1962-02-06 Process for the production of void-free solid blocks from thermoplastic material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4480/62A GB954703A (en) 1962-02-06 1962-02-06 Process for the production of void-free solid blocks from thermoplastic material

Publications (1)

Publication Number Publication Date
GB954703A true GB954703A (en) 1964-04-08

Family

ID=9777978

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4480/62A Expired GB954703A (en) 1962-02-06 1962-02-06 Process for the production of void-free solid blocks from thermoplastic material

Country Status (1)

Country Link
GB (1) GB954703A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2122803A (en) * 1982-06-24 1984-01-18 Gravatom Projects Limited Treatment of contaminated waste plastics material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2122803A (en) * 1982-06-24 1984-01-18 Gravatom Projects Limited Treatment of contaminated waste plastics material

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