GB962435A - Improvements in or relating to tubular film manufacture - Google Patents

Improvements in or relating to tubular film manufacture

Info

Publication number
GB962435A
GB962435A GB11051/61A GB1105161A GB962435A GB 962435 A GB962435 A GB 962435A GB 11051/61 A GB11051/61 A GB 11051/61A GB 1105161 A GB1105161 A GB 1105161A GB 962435 A GB962435 A GB 962435A
Authority
GB
United Kingdom
Prior art keywords
tube
film
thickness
temperature
gauge
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
GB11051/61A
Other languages
English (en)
Inventor
Anthony Graham Marshall Last
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries 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 NL276448D priority Critical patent/NL276448A/xx
Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Priority to GB11051/61A priority patent/GB962435A/en
Priority to FR892436A priority patent/FR1323801A/fr
Publication of GB962435A publication Critical patent/GB962435A/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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/28—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles 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)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
GB11051/61A 1961-03-27 1961-03-27 Improvements in or relating to tubular film manufacture Expired GB962435A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
NL276448D NL276448A (enrdf_load_stackoverflow) 1961-03-27
GB11051/61A GB962435A (en) 1961-03-27 1961-03-27 Improvements in or relating to tubular film manufacture
FR892436A FR1323801A (fr) 1961-03-27 1962-03-27 Perfectionnements dans la fabrication des films

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB11051/61A GB962435A (en) 1961-03-27 1961-03-27 Improvements in or relating to tubular film manufacture

Publications (1)

Publication Number Publication Date
GB962435A true GB962435A (en) 1964-07-01

Family

ID=37057298

Family Applications (1)

Application Number Title Priority Date Filing Date
GB11051/61A Expired GB962435A (en) 1961-03-27 1961-03-27 Improvements in or relating to tubular film manufacture

Country Status (3)

Country Link
FR (1) FR1323801A (enrdf_load_stackoverflow)
GB (1) GB962435A (enrdf_load_stackoverflow)
NL (1) NL276448A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3950469A (en) * 1971-12-22 1976-04-13 Hoechst Aktiengesellschaft Process for the production of a plastic tube to be used as an artificial sausage casing

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3802146C1 (enrdf_load_stackoverflow) * 1988-01-26 1989-02-23 Battenfeld Extrusionstechnik Gmbh, 4970 Bad Oeynhausen, De
AU610366B2 (en) * 1988-03-31 1991-05-16 Idemitsu Petrochemical Co., Ltd. Method of and apparatus for manufacturing biaxially oriented film

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3950469A (en) * 1971-12-22 1976-04-13 Hoechst Aktiengesellschaft Process for the production of a plastic tube to be used as an artificial sausage casing

Also Published As

Publication number Publication date
FR1323801A (fr) 1963-04-12
NL276448A (enrdf_load_stackoverflow) 1900-01-01

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