FI41456C - Menetelmä ja laitteisto putkimaisen kalvon valmistamiseksi muoviaineesta - Google Patents

Menetelmä ja laitteisto putkimaisen kalvon valmistamiseksi muoviaineesta

Info

Publication number
FI41456C
FI41456C FI652499A FI249965A FI41456C FI 41456 C FI41456 C FI 41456C FI 652499 A FI652499 A FI 652499A FI 249965 A FI249965 A FI 249965A FI 41456 C FI41456 C FI 41456C
Authority
FI
Finland
Prior art keywords
making
plastic material
tubular film
tubular
film
Prior art date
Application number
FI652499A
Other languages
English (en)
Other versions
FI41456B (fi
Inventor
Bellotte Albert John
Original Assignee
British Visqueen 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 British Visqueen Ltd filed Critical British Visqueen Ltd
Application granted granted Critical
Publication of FI41456B publication Critical patent/FI41456B/fi
Publication of FI41456C publication Critical patent/FI41456C/fi

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B13/00—Conditioning or physical treatment of the material to be shaped
    • B29B13/02—Conditioning or physical treatment of the material to be shaped by heating
    • B29B13/023—Half-products, e.g. films, plates
    • B29B13/024—Hollow bodies, e.g. tubes or profiles
    • 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
    • B29C48/88—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
    • B29C48/911—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
FI652499A 1964-10-20 1965-10-20 Menetelmä ja laitteisto putkimaisen kalvon valmistamiseksi muoviaineesta FI41456C (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4273464 1964-10-20

Publications (2)

Publication Number Publication Date
FI41456B FI41456B (fi) 1969-07-31
FI41456C true FI41456C (fi) 1969-11-10

Family

ID=10425743

Family Applications (1)

Application Number Title Priority Date Filing Date
FI652499A FI41456C (fi) 1964-10-20 1965-10-20 Menetelmä ja laitteisto putkimaisen kalvon valmistamiseksi muoviaineesta

Country Status (10)

Country Link
AT (1) AT271001B (fi)
BE (1) BE671166A (fi)
CH (1) CH437756A (fi)
DE (1) DE1504064C2 (fi)
DK (1) DK114442B (fi)
ES (1) ES318689A1 (fi)
FI (1) FI41456C (fi)
IL (1) IL24483A (fi)
LU (1) LU49661A1 (fi)
SE (1) SE302208B (fi)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK144183A (da) * 1982-04-02 1983-10-03 Fbk International Corp Fremgangsmaade og apparat til koeling og afgysning af en extruderet folie af plastmateriale

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL280792A (fi) * 1961-07-12

Also Published As

Publication number Publication date
ES318689A1 (es) 1966-05-16
DE1504064B1 (de) 1970-09-03
SE302208B (fi) 1968-07-08
AT271001B (de) 1969-05-27
FI41456B (fi) 1969-07-31
IL24483A (en) 1969-01-29
DK114442B (da) 1969-06-30
DE1504064C2 (de) 1980-04-17
LU49661A1 (fi) 1965-12-20
CH437756A (de) 1967-06-15
BE671166A (fi) 1966-04-20

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