ES375151A1 - Procedimiento y aparato para el tratamiento termico de pe- liculas tubulares de materiales termoplasticos orientados. - Google Patents

Procedimiento y aparato para el tratamiento termico de pe- liculas tubulares de materiales termoplasticos orientados.

Info

Publication number
ES375151A1
ES375151A1 ES375151A ES375151A ES375151A1 ES 375151 A1 ES375151 A1 ES 375151A1 ES 375151 A ES375151 A ES 375151A ES 375151 A ES375151 A ES 375151A ES 375151 A1 ES375151 A1 ES 375151A1
Authority
ES
Spain
Prior art keywords
film
tube
nip rolls
pressure
heated
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
ES375151A
Other languages
English (en)
Spanish (es)
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
Publication of ES375151A1 publication Critical patent/ES375151A1/es
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
    • B29C48/885—External treatment, e.g. by using air rings for cooling 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
    • B29C48/25—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
    • B29C48/919—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)
ES375151A 1969-01-03 1970-01-03 Procedimiento y aparato para el tratamiento termico de pe- liculas tubulares de materiales termoplasticos orientados. Expired ES375151A1 (es)

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
ES375151A1 true ES375151A1 (es) 1972-03-16

Family

ID=9705077

Family Applications (1)

Application Number Title Priority Date Filing Date
ES375151A Expired ES375151A1 (es) 1969-01-03 1970-01-03 Procedimiento y aparato para el tratamiento termico de pe- liculas tubulares de materiales termoplasticos orientados.

Country Status (18)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4911626B1 (enrdf_load_stackoverflow) * 1970-12-10 1974-03-18
EP0142948A3 (en) * 1983-10-24 1985-10-09 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
NO136341B (enrdf_load_stackoverflow) 1977-05-16
FI52537C (fi) 1977-10-10
NO136341C (no) 1977-08-24
DE2000158A1 (de) 1970-08-27
PL80824B1 (enrdf_load_stackoverflow) 1975-08-30
NL7000020A (enrdf_load_stackoverflow) 1970-07-07
FR2027740A1 (enrdf_load_stackoverflow) 1970-10-02
DE2000158B2 (de) 1973-11-08
CA959212A (en) 1974-12-17
DK136028B (da) 1977-08-01
GB1248171A (en) 1971-09-29
DE2000158C3 (de) 1974-06-06
IE33684L (en) 1970-07-03
SE355320B (enrdf_load_stackoverflow) 1973-04-16
ZA698979B (en) 1971-07-28
ATA7570A (de) 1975-04-15
FI52537B (enrdf_load_stackoverflow) 1977-06-30
CH502177A (de) 1971-01-31
DK136028C (enrdf_load_stackoverflow) 1978-01-09
MY7300019A (en) 1973-12-31
IE33684B1 (en) 1974-09-18
BE744056A (fr) 1970-07-06
AT327530B (de) 1976-02-10
LU60130A1 (enrdf_load_stackoverflow) 1970-03-18

Similar Documents

Publication Publication Date Title
GB921308A (en) Process for producing polymeric tubular films
US2862234A (en) Apparatus for introducing fluid pressure into continuously advancing tubular film
US3819776A (en) Process and apparatus for the production of tubes and tubular films
US2688773A (en) Dimensional stabilization of oriented thermoplastic films
US3577488A (en) Manufacture of plastic tubular film
US3218380A (en) Process and apparatus for the manufacture of thermoplastic film
US3814785A (en) Heat stabilization of oriented thermoplastic films
US3235632A (en) Process for producing biaxially oriented thermoplastic tubular film
US3655846A (en) Method and apparatus for making tubular film
GB948937A (en) Method and apparatus for producing films of organic thermoplastic material having improved optical properties
US3217359A (en) Apparatus for thermoplastic film manufacture
ES375151A1 (es) Procedimiento y aparato para el tratamiento termico de pe- liculas tubulares de materiales termoplasticos orientados.
US3296352A (en) Tubular film manufacture
US3300555A (en) Manufacture of plastic tubes
GB1287404A (en) The manufacture of plastics bags, sacks and tubular or sheet film
GB840191A (en) Films of polypropylene
US3363035A (en) Process for stretching tubular molded articles of thermoplastic resin
US6135749A (en) Apparatus for forming oriented plastic pipe
US3166616A (en) Manufacture of plastic tubes
GB1271694A (en) Process and apparatus for the production of tubular films from thermoplastic materials
GB853745A (en) Improved apparatus and process for the production of tubes and tubular films
GB953132A (en) Improvements in or relating to tubular processes for film manufacture
US3716320A (en) Apparatus for producing flat film from thermoplastic material
JPS6246337B2 (enrdf_load_stackoverflow)
US3151358A (en) Apparatus for producing flat film from thermoplastic material