ES317145A1 - Procedimiento para alargar peliculas o tiras de polipropileno - Google Patents

Procedimiento para alargar peliculas o tiras de polipropileno

Info

Publication number
ES317145A1
ES317145A1 ES0317145A ES317145A ES317145A1 ES 317145 A1 ES317145 A1 ES 317145A1 ES 0317145 A ES0317145 A ES 0317145A ES 317145 A ES317145 A ES 317145A ES 317145 A1 ES317145 A1 ES 317145A1
Authority
ES
Spain
Prior art keywords
film
roller
drawn
cooling
temperature
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
ES0317145A
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 ES317145A1 publication Critical patent/ES317145A1/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
    • 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
    • B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
    • B29C55/06—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
ES0317145A 1964-09-07 1965-09-06 Procedimiento para alargar peliculas o tiras de polipropileno Expired ES317145A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3660664A GB1057077A (en) 1964-09-07 1964-09-07 Improvements in the orientation of polypropylene film or ribbon

Publications (1)

Publication Number Publication Date
ES317145A1 true ES317145A1 (es) 1966-08-01

Family

ID=10389663

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0317145A Expired ES317145A1 (es) 1964-09-07 1965-09-06 Procedimiento para alargar peliculas o tiras de polipropileno

Country Status (9)

Country Link
BE (1) BE669312A (cs)
CH (1) CH437757A (cs)
DE (1) DE1504421B2 (cs)
DK (1) DK115664B (cs)
ES (1) ES317145A1 (cs)
FI (1) FI44708C (cs)
GB (1) GB1057077A (cs)
LU (1) LU49450A1 (cs)
NL (1) NL6511608A (cs)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA939479A (en) * 1969-07-23 1974-01-08 Robert G. Peet Method of and apparatus for stretching polymeric film
GB1371334A (en) * 1970-10-30 1974-10-23 Agfa Gevaert Film stretching method and apparatus
US6436135B1 (en) 1974-10-24 2002-08-20 David Goldfarb Prosthetic vascular graft
DE2558923C2 (de) * 1975-01-08 1982-12-16 Imperial Chemical Industries Ltd., London Vorrichtung zur kontinuierlichen Längsstreckung einer polymeren Kunststoffolie
EP0022278B1 (en) * 1979-04-11 1984-02-08 Agfa-Gevaert N.V. Method and apparatus for longitudinally stretching a substantially amorphous polyethylene terephthalate film
US12336458B2 (en) 2021-03-15 2025-06-24 Tama group Baler twine and method for twining bales

Also Published As

Publication number Publication date
DE1504421A1 (de) 1969-04-24
DK115664B (da) 1969-10-27
BE669312A (cs)
GB1057077A (en) 1967-02-01
FI44708C (fi) 1971-12-10
NL6511608A (cs) 1966-03-08
CH437757A (de) 1967-06-15
FI44708B (cs) 1971-08-31
LU49450A1 (cs) 1965-11-08
DE1504421B2 (de) 1971-07-01

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