ZA745529B - Tubular film of polyethylene terephthalate and process for the production thereof - Google Patents

Tubular film of polyethylene terephthalate and process for the production thereof

Info

Publication number
ZA745529B
ZA745529B ZA00745529A ZA745529A ZA745529B ZA 745529 B ZA745529 B ZA 745529B ZA 00745529 A ZA00745529 A ZA 00745529A ZA 745529 A ZA745529 A ZA 745529A ZA 745529 B ZA745529 B ZA 745529B
Authority
ZA
South Africa
Prior art keywords
production
polyethylene terephthalate
tubular film
tubular
film
Prior art date
Application number
ZA00745529A
Inventor
L Klenk
H Strutzel
D Gneub
Original Assignee
Hoechst Ag
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 Hoechst Ag filed Critical Hoechst Ag
Publication of ZA745529B publication Critical patent/ZA745529B/en

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
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
    • B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
    • B29C55/14—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial successively
    • 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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/005—Shaping by stretching, e.g. drawing through a die; Apparatus therefor characterised by the choice of materials
    • 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
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2067/00—Use of polyesters or derivatives thereof, as moulding material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)
ZA00745529A 1973-08-30 1974-08-29 Tubular film of polyethylene terephthalate and process for the production thereof ZA745529B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2343698A DE2343698C3 (en) 1973-08-30 1973-08-30 Seamless tubular film made of thermoplastic material

Publications (1)

Publication Number Publication Date
ZA745529B true ZA745529B (en) 1975-08-27

Family

ID=5891099

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00745529A ZA745529B (en) 1973-08-30 1974-08-29 Tubular film of polyethylene terephthalate and process for the production thereof

Country Status (16)

Country Link
JP (1) JPS5731979B2 (en)
AT (1) AT355808B (en)
BE (1) BE819247A (en)
CA (1) CA1038584A (en)
CH (1) CH591321A5 (en)
DE (1) DE2343698C3 (en)
DK (1) DK140794B (en)
FR (1) FR2242220B1 (en)
GB (1) GB1478645A (en)
IE (1) IE39882B1 (en)
IT (1) IT1019130B (en)
LU (1) LU70808A1 (en)
NL (1) NL181414C (en)
NO (1) NO139726C (en)
SE (1) SE7410712L (en)
ZA (1) ZA745529B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2507073B2 (en) * 1988-10-05 1996-06-12 ポリプラスチックス株式会社 Polybutylene terephthalate resin bag
CN116535786A (en) * 2023-04-25 2023-08-04 深圳市华之美科技有限公司 Fixing film for printer or copier, and preparation method and application thereof

Also Published As

Publication number Publication date
LU70808A1 (en) 1976-08-19
DE2343698B2 (en) 1977-08-04
IT1019130B (en) 1977-11-10
FR2242220A1 (en) 1975-03-28
JPS5731979B2 (en) 1982-07-08
NL181414B (en) 1987-03-16
DK140794B (en) 1979-11-19
JPS5072971A (en) 1975-06-16
IE39882B1 (en) 1979-01-17
NO139726B (en) 1979-01-22
SE7410712L (en) 1975-03-03
CH591321A5 (en) 1977-09-15
GB1478645A (en) 1977-07-06
DK458274A (en) 1975-05-05
NO743107L (en) 1975-03-24
DK140794C (en) 1980-04-21
DE2343698C3 (en) 1978-04-20
NL181414C (en) 1987-08-17
AT355808B (en) 1980-03-25
DE2343698A1 (en) 1975-03-27
FR2242220B1 (en) 1978-07-13
IE39882L (en) 1975-02-28
NL7411394A (en) 1975-03-04
BE819247A (en) 1975-02-27
ATA691774A (en) 1979-08-15
NO139726C (en) 1979-05-02
CA1038584A (en) 1978-09-19

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