FR1051515A - Thermoplastic films - Google Patents

Thermoplastic films

Info

Publication number
FR1051515A
FR1051515A FR1051515DA FR1051515A FR 1051515 A FR1051515 A FR 1051515A FR 1051515D A FR1051515D A FR 1051515DA FR 1051515 A FR1051515 A FR 1051515A
Authority
FR
France
Prior art keywords
thermoplastic films
thermoplastic
films
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
Other languages
French (fr)
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
Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Application granted granted Critical
Publication of FR1051515A publication Critical patent/FR1051515A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D3/00—Cutting work characterised by the nature of the cut made; Apparatus therefor
    • B26D3/001—Cutting tubes longitudinally
    • 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
    • B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
    • 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
    • B29C2793/00—Shaping techniques involving a cutting or machining operation
    • B29C2793/0063—Cutting longitudinally
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
FR1051515D 1950-12-22 1951-12-22 Thermoplastic films Expired FR1051515A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB31268/50A GB732894A (en) 1950-12-22 1950-12-22 Improvements in or relating to the manufacture of films of organic thermoplastic materials

Publications (1)

Publication Number Publication Date
FR1051515A true FR1051515A (en) 1954-01-18

Family

ID=10320575

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1051515D Expired FR1051515A (en) 1950-12-22 1951-12-22 Thermoplastic films

Country Status (3)

Country Link
BE (1) BE516069A (en)
FR (1) FR1051515A (en)
GB (1) GB732894A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1181394B (en) * 1956-07-11 1964-11-12 Dow Chemical Co Method and apparatus for producing uniformly molecularly oriented polystyrene films
DE1194561B (en) * 1956-05-18 1965-06-10 Ici Ltd Process for the production of a biaxially oriented polyethylene terephthalate film with high strength in the longitudinal direction
DE1239840B (en) * 1956-12-20 1967-05-03 Du Pont Process for improving the physical properties of an essentially amorphous film web made of linear polyterephthalic acid esters

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB848442A (en) * 1955-11-30 1960-09-14 Edna Florence Baxter Improvements in and relating to the manufacture of articles from synthetic plastic materials
ES2852702B2 (en) * 2021-04-22 2022-08-30 Martinez Juan Torregrosa PLASTIC FILM MANUFACTURING PROCEDURE AND EQUIPMENT TO CARRY OUT SAID PROCEDURE

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1194561B (en) * 1956-05-18 1965-06-10 Ici Ltd Process for the production of a biaxially oriented polyethylene terephthalate film with high strength in the longitudinal direction
DE1181394B (en) * 1956-07-11 1964-11-12 Dow Chemical Co Method and apparatus for producing uniformly molecularly oriented polystyrene films
DE1239840B (en) * 1956-12-20 1967-05-03 Du Pont Process for improving the physical properties of an essentially amorphous film web made of linear polyterephthalic acid esters

Also Published As

Publication number Publication date
BE516069A (en) 1900-01-01
GB732894A (en) 1955-06-29

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