CA959212A - Heat stabilisation of oriented thermoplastic films - Google Patents

Heat stabilisation of oriented thermoplastic films

Info

Publication number
CA959212A
CA959212A CA071,265A CA71265A CA959212A CA 959212 A CA959212 A CA 959212A CA 71265 A CA71265 A CA 71265A CA 959212 A CA959212 A CA 959212A
Authority
CA
Canada
Prior art keywords
thermoplastic films
oriented thermoplastic
heat stabilisation
stabilisation
heat
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
CA071,265A
Other languages
English (en)
Inventor
Grahame M. Reade
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 CA959212A publication Critical patent/CA959212A/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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
    • B29C48/903—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies externally
    • 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
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/33—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles with parts rotatable relative to each other
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9115—Cooling of hollow articles
    • B29C48/912—Cooling of hollow articles of tubular films
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/91—Heating, e.g. for cross linking
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9115—Cooling of hollow articles
    • B29C48/912—Cooling of hollow articles of tubular films
    • B29C48/913—Cooling of hollow articles of tubular films externally
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Laminated Bodies (AREA)
  • Loading And Unloading Of Fuel Tanks Or Ships (AREA)
CA071,265A 1969-01-03 1969-12-31 Heat stabilisation of oriented thermoplastic films Expired CA959212A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB479/69A GB1248171A (en) 1969-01-03 1969-01-03 The heat stabilisation of oriented thermoplastic films

Publications (1)

Publication Number Publication Date
CA959212A true CA959212A (en) 1974-12-17

Family

ID=9705077

Family Applications (1)

Application Number Title Priority Date Filing Date
CA071,265A Expired CA959212A (en) 1969-01-03 1969-12-31 Heat stabilisation of oriented thermoplastic films

Country Status (18)

Country Link
AT (1) AT327530B (de)
BE (1) BE744056A (de)
CA (1) CA959212A (de)
CH (1) CH502177A (de)
DE (1) DE2000158C3 (de)
DK (1) DK136028B (de)
ES (1) ES375151A1 (de)
FI (1) FI52537C (de)
FR (1) FR2027740A1 (de)
GB (1) GB1248171A (de)
IE (1) IE33684B1 (de)
LU (1) LU60130A1 (de)
MY (1) MY7300019A (de)
NL (1) NL7000020A (de)
NO (1) NO136341C (de)
PL (1) PL80824B1 (de)
SE (1) SE355320B (de)
ZA (1) ZA698979B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4911626B1 (de) * 1970-12-10 1974-03-18
US4659534A (en) * 1983-10-24 1987-04-21 Teijin Limited Production of thin-walled cylindrical body of aromatic polyester
JPS60206621A (ja) * 1984-03-31 1985-10-18 Kureha Chem Ind Co Ltd 弗化ビニリデン系樹脂フイルム，その製法および金属化フイルム

Also Published As

Publication number Publication date
FI52537C (fi) 1977-10-10
NO136341C (no) 1977-08-24
NO136341B (de) 1977-05-16
ZA698979B (en) 1971-07-28
CH502177A (de) 1971-01-31
NL7000020A (de) 1970-07-07
IE33684B1 (en) 1974-09-18
GB1248171A (en) 1971-09-29
DE2000158C3 (de) 1974-06-06
SE355320B (de) 1973-04-16
AT327530B (de) 1976-02-10
DK136028B (da) 1977-08-01
DE2000158B2 (de) 1973-11-08
ES375151A1 (es) 1972-03-16
PL80824B1 (de) 1975-08-30
DK136028C (de) 1978-01-09
DE2000158A1 (de) 1970-08-27
MY7300019A (en) 1973-12-31
FR2027740A1 (de) 1970-10-02
IE33684L (en) 1970-07-03
FI52537B (de) 1977-06-30
LU60130A1 (de) 1970-03-18
BE744056A (fr) 1970-07-06
ATA7570A (de) 1975-04-15

Similar Documents

Publication Publication Date Title
CA959460A (en) Articles of plastic film
CA964022A (en) Polyethylene terephthalate films
CA974720A (en) Filled thermoplastic films
CA925418A (en) Heat sealing of thermoplastic film
CA959212A (en) Heat stabilisation of oriented thermoplastic films
CA944682A (en) Production of thermoplastic films
CA924073A (en) High speed preparation of thermoplastic film
AU445714B2 (en) The heat stabilisation of oriented thermoplastic films
AU1002570A (en) The heat stabilisation of oriented thermoplastic films
CA984113A (en) Perforation of thermoplastic films
CA950816A (en) Cellulose-oriented polyethylene terephthalate films and their preparation
CA991370A (en) Production of polyethylene terephthalate film
CA855612A (en) Selective heating of plastic film
CA788440A (en) Production of heat shrinkable polyolefin film
CA855609A (en) High gloss thermoplastic films
CA848852A (en) Manufacture of films of thermoplastic synthetic materials
CA953866A (en) Oriented films
CA962181A (en) Plastics film heat sealing method
CA808470A (en) Bags made of film material
CA810582A (en) Biaxially oriented thermoplastic films
CA834568A (en) Thermoplastic packaging films
CA821501A (en) Heat sealable polyethylene films
CA966620A (en) Orientation of films
CA854089A (en) Corrugation control of thermoplastic films
CA826186A (en) Stabilisation of polymers