DE1268818B - Verfahren zur Herstellung biaxial gereckter Polyesterfolienbahnen - Google Patents

Verfahren zur Herstellung biaxial gereckter Polyesterfolienbahnen

Info

Publication number
DE1268818B
DE1268818B DEP1268A DE1268818A DE1268818B DE 1268818 B DE1268818 B DE 1268818B DE P1268 A DEP1268 A DE P1268A DE 1268818 A DE1268818 A DE 1268818A DE 1268818 B DE1268818 B DE 1268818B
Authority
DE
Germany
Prior art keywords
film
temperature
stretching
stretched
longitudinal direction
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.)
Pending
Application number
DEP1268A
Other languages
German (de)
English (en)
Inventor
Frederick Robert Winter
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 DE1268818B publication Critical patent/DE1268818B/de
Pending 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
    • B29C55/146—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial successively firstly transversely to the direction of feed and then parallel thereto
    • 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
    • B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
    • 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)
DEP1268A 1959-03-12 1960-03-11 Verfahren zur Herstellung biaxial gereckter Polyesterfolienbahnen Pending DE1268818B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US890004XA 1959-03-12 1959-03-12

Publications (1)

Publication Number Publication Date
DE1268818B true DE1268818B (de) 1968-05-22

Family

ID=22214768

Family Applications (1)

Application Number Title Priority Date Filing Date
DEP1268A Pending DE1268818B (de) 1959-03-12 1960-03-11 Verfahren zur Herstellung biaxial gereckter Polyesterfolienbahnen

Country Status (4)

Country Link
BE (1) BE588418A (da)
DE (1) DE1268818B (da)
GB (1) GB890004A (da)
NL (1) NL249286A (da)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2627088A (en) * 1950-03-22 1953-02-03 Du Pont Preparation of oriented coated films
US2823421A (en) * 1952-05-12 1958-02-18 Du Pont Stretching of polyethylene terephthalate film

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2627088A (en) * 1950-03-22 1953-02-03 Du Pont Preparation of oriented coated films
US2823421A (en) * 1952-05-12 1958-02-18 Du Pont Stretching of polyethylene terephthalate film

Also Published As

Publication number Publication date
BE588418A (da)
NL249286A (da)
GB890004A (en) 1962-02-21

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