GB1478645A - Tubular film of poyethylene terephthalate and process for the production thereof - Google Patents

Tubular film of poyethylene terephthalate and process for the production thereof

Info

Publication number
GB1478645A
GB1478645A GB37156/74A GB3715674A GB1478645A GB 1478645 A GB1478645 A GB 1478645A GB 37156/74 A GB37156/74 A GB 37156/74A GB 3715674 A GB3715674 A GB 3715674A GB 1478645 A GB1478645 A GB 1478645A
Authority
GB
United Kingdom
Prior art keywords
stretched
stretching
film
longitudinal
poyethylene
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
GB37156/74A
Other languages
English (en)
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.)
Hoechst AG
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 GB1478645A publication Critical patent/GB1478645A/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
    • 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)
GB37156/74A 1973-08-30 1974-08-23 Tubular film of poyethylene terephthalate and process for the production thereof Expired GB1478645A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2343698A DE2343698C3 (de) 1973-08-30 1973-08-30 Nahtlose Schlauchfolie aus thermoplastischem Kunststoff

Publications (1)

Publication Number Publication Date
GB1478645A true GB1478645A (en) 1977-07-06

Family

ID=5891099

Family Applications (1)

Application Number Title Priority Date Filing Date
GB37156/74A Expired GB1478645A (en) 1973-08-30 1974-08-23 Tubular film of poyethylene terephthalate and process for the production thereof

Country Status (16)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116535786A (zh) * 2023-04-25 2023-08-04 深圳市华之美科技有限公司 用于打印机或复印机的定影膜及其制备方法和用途

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2507073B2 (ja) * 1988-10-05 1996-06-12 ポリプラスチックス株式会社 ポリブチレンテレフタレ―ト樹脂製袋

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116535786A (zh) * 2023-04-25 2023-08-04 深圳市华之美科技有限公司 用于打印机或复印机的定影膜及其制备方法和用途

Also Published As

Publication number Publication date
NO743107L (de) 1975-03-24
ATA691774A (de) 1979-08-15
DE2343698B2 (de) 1977-08-04
FR2242220A1 (de) 1975-03-28
LU70808A1 (de) 1976-08-19
NO139726B (no) 1979-01-22
DK458274A (de) 1975-05-05
IE39882B1 (en) 1979-01-17
IE39882L (en) 1975-02-28
JPS5072971A (de) 1975-06-16
AT355808B (de) 1980-03-25
JPS5731979B2 (de) 1982-07-08
DE2343698C3 (de) 1978-04-20
BE819247A (fr) 1975-02-27
DK140794C (de) 1980-04-21
NL181414B (nl) 1987-03-16
NL181414C (nl) 1987-08-17
CA1038584A (en) 1978-09-19
FR2242220B1 (de) 1978-07-13
NL7411394A (nl) 1975-03-04
DE2343698A1 (de) 1975-03-27
ZA745529B (en) 1975-08-27
SE7410712L (de) 1975-03-03
IT1019130B (it) 1977-11-10
NO139726C (no) 1979-05-02
DK140794B (da) 1979-11-19
CH591321A5 (de) 1977-09-15

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19940822