GB1120871A - Film stretching process and apparatus - Google Patents

Film stretching process and apparatus

Info

Publication number
GB1120871A
GB1120871A GB692367A GB692367A GB1120871A GB 1120871 A GB1120871 A GB 1120871A GB 692367 A GB692367 A GB 692367A GB 692367 A GB692367 A GB 692367A GB 1120871 A GB1120871 A GB 1120871A
Authority
GB
United Kingdom
Prior art keywords
rolls
group
parallel
peripheral
shore
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
GB692367A
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of GB1120871A publication Critical patent/GB1120871A/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
    • B29C55/04—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
    • 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)
GB692367A 1966-02-15 1967-02-14 Film stretching process and apparatus Expired GB1120871A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US52759066A 1966-02-15 1966-02-15

Publications (1)

Publication Number Publication Date
GB1120871A true GB1120871A (en) 1968-07-24

Family

ID=24102103

Family Applications (1)

Application Number Title Priority Date Filing Date
GB692367A Expired GB1120871A (en) 1966-02-15 1967-02-14 Film stretching process and apparatus

Country Status (2)

Country Link
GB (1) GB1120871A (enrdf_load_stackoverflow)
LU (1) LU52992A1 (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0000242A1 (en) * 1977-06-21 1979-01-10 Imperial Chemical Industries Plc Process and apparatus for continuously stretching a synthetic polymeric film in the longitudinal direction.
EP0000639B1 (en) * 1977-07-22 1983-04-13 METAL BOX p.l.c. Method of producing a uniaxially oriented polymer material.
US6436135B1 (en) 1974-10-24 2002-08-20 David Goldfarb Prosthetic vascular graft

Cited By (3)

* 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
EP0000242A1 (en) * 1977-06-21 1979-01-10 Imperial Chemical Industries Plc Process and apparatus for continuously stretching a synthetic polymeric film in the longitudinal direction.
EP0000639B1 (en) * 1977-07-22 1983-04-13 METAL BOX p.l.c. Method of producing a uniaxially oriented polymer material.

Also Published As

Publication number Publication date
LU52992A1 (enrdf_load_stackoverflow) 1968-10-09

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