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IT7824703A0 - IMPROVEMENTS IN THE STRETCHING OF POLYMER FILM. - Google Patents

IMPROVEMENTS IN THE STRETCHING OF POLYMER FILM.

Info

Publication number
IT7824703A0
IT7824703A0 IT7824703A IT2470378A IT7824703A0 IT 7824703 A0 IT7824703 A0 IT 7824703A0 IT 7824703 A IT7824703 A IT 7824703A IT 2470378 A IT2470378 A IT 2470378A IT 7824703 A0 IT7824703 A0 IT 7824703A0
Authority
IT
Italy
Prior art keywords
stretching
polymer film
polymer
film
Prior art date
Application number
IT7824703A
Other languages
Italian (it)
Other versions
IT1108837B (en
Original Assignee
Ici 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10234192&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IT7824703(A0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ici Ltd filed Critical Ici Ltd
Publication of IT7824703A0 publication Critical patent/IT7824703A0/en
Application granted granted Critical
Publication of IT1108837B publication Critical patent/IT1108837B/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
    • B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
    • 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)
IT7824703A 1977-06-21 1978-06-19 IMPROVEMENTS ABOUT THE IRON OF POLYMER FILM IT1108837B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB25839/77A GB1594493A (en) 1977-06-21 1977-06-21 Stretching of polymeric films

Publications (2)

Publication Number Publication Date
IT7824703A0 true IT7824703A0 (en) 1978-06-19
IT1108837B IT1108837B (en) 1985-12-09

Family

ID=10234192

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7824703A IT1108837B (en) 1977-06-21 1978-06-19 IMPROVEMENTS ABOUT THE IRON OF POLYMER FILM

Country Status (9)

Country Link
EP (1) EP0000242B1 (en)
JP (1) JPS548673A (en)
AU (1) AU519259B2 (en)
BE (1) BE868326R (en)
DE (1) DE2860834D1 (en)
FR (1) FR2395131A2 (en)
GB (1) GB1594493A (en)
IT (1) IT1108837B (en)
LU (1) LU79850A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6436135B1 (en) 1974-10-24 2002-08-20 David Goldfarb Prosthetic vascular graft
GB8424062D0 (en) * 1984-09-24 1984-10-31 Mackley M R Oriented polymer films

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2799896A (en) * 1954-04-20 1957-07-23 Celanese Corp Sheet extrusion apparatus
GB1120871A (en) * 1966-02-15 1968-07-24 Du Pont Film stretching process and apparatus
GB1124886A (en) * 1966-04-15 1968-08-21 Ici Ltd Film treatment
DE2558923C2 (en) * 1975-01-08 1982-12-16 Imperial Chemical Industries Ltd., London Device for the continuous longitudinal stretching of a polymeric plastic film

Also Published As

Publication number Publication date
LU79850A1 (en) 1979-09-06
AU519259B2 (en) 1981-11-19
GB1594493A (en) 1981-07-30
FR2395131A2 (en) 1979-01-19
IT1108837B (en) 1985-12-09
JPS548673A (en) 1979-01-23
EP0000242A1 (en) 1979-01-10
AU3694978A (en) 1979-12-13
FR2395131B2 (en) 1980-11-07
EP0000242B1 (en) 1981-07-15
DE2860834D1 (en) 1981-10-22
BE868326R (en) 1978-12-21

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