GB1468230A - Stretching of polyester films - Google Patents

Stretching of polyester films

Info

Publication number
GB1468230A
GB1468230A GB1730374A GB1730374A GB1468230A GB 1468230 A GB1468230 A GB 1468230A GB 1730374 A GB1730374 A GB 1730374A GB 1730374 A GB1730374 A GB 1730374A GB 1468230 A GB1468230 A GB 1468230A
Authority
GB
United Kingdom
Prior art keywords
temperature
ratio
stretching
film
transverse
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
GB1730374A
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.)
Teijin Ltd
Original Assignee
Teijin 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 Teijin Ltd filed Critical Teijin Ltd
Publication of GB1468230A publication Critical patent/GB1468230A/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
    • B29C55/143—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial successively firstly parallel to the direction of feed and then transversely 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)
GB1730374A 1973-04-19 1974-04-19 Stretching of polyester films Expired GB1468230A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4358373A JPS5650693B2 (enrdf_load_stackoverflow) 1973-04-19 1973-04-19

Publications (1)

Publication Number Publication Date
GB1468230A true GB1468230A (en) 1977-03-23

Family

ID=12667780

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1730374A Expired GB1468230A (en) 1973-04-19 1974-04-19 Stretching of polyester films

Country Status (6)

Country Link
JP (1) JPS5650693B2 (enrdf_load_stackoverflow)
CA (1) CA1043064A (enrdf_load_stackoverflow)
DE (1) DE2418929C3 (enrdf_load_stackoverflow)
FR (1) FR2226266B1 (enrdf_load_stackoverflow)
GB (1) GB1468230A (enrdf_load_stackoverflow)
NL (1) NL158429B (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0762964B2 (ja) * 1985-11-13 1995-07-05 ダイアホイルヘキスト株式会社 電気絶縁材料
JPS62136013A (ja) * 1985-12-09 1987-06-19 ダイアホイルヘキスト株式会社 コンデンサ−用ポリエチレン−２，６−ナフタレ−トフイルム
JPH064276B2 (ja) * 1985-12-10 1994-01-19 ダイアホイルヘキスト株式会社 メンブレンスイツチ用ポリエステルフイルム
JP3765681B2 (ja) * 1998-12-18 2006-04-12 富士写真フイルム株式会社 ポリエステルフィルムの製造方法

Also Published As

Publication number Publication date
NL158429B (nl) 1978-11-15
JPS5650693B2 (enrdf_load_stackoverflow) 1981-12-01
DE2418929A1 (de) 1974-11-07
DE2418929C3 (de) 1978-11-09
DE2418929B2 (de) 1978-03-09
CA1043064A (en) 1978-11-28
JPS49132163A (enrdf_load_stackoverflow) 1974-12-18
FR2226266A1 (enrdf_load_stackoverflow) 1974-11-15
FR2226266B1 (enrdf_load_stackoverflow) 1977-03-18
NL7405343A (enrdf_load_stackoverflow) 1974-10-22

Similar Documents

Publication Publication Date Title
GB1441304A (en) Polyester films
ATE109075T1 (de) Heisskaschierbare, hochglänzende mehrschichtfolien.
GB1117904A (en) Process for improving dimensional stability of tensilized polyester film
GB1293676A (en) Method of preparing biaxially oriented polyester film
ATE44490T1 (de) Verfahren zum herstellen von gleichmaessig biaxial gestreckten filmen.
JPS6422530A (en) Polyester film for pasting to metal
GB1537260A (en) Polyester films
GB765904A (en) Process for treating thermoplastic polymeric films
GB1468230A (en) Stretching of polyester films
GB1028945A (en) Manufacture of polypropylene film
GB1196375A (en) Process for the production of Dimensionally Stable Polyethylene Terephthalate Films
GB1394479A (en) Manufacture of stretched polyvinylidene fluoride film
JPS55161622A (en) Manufacture of polyester bottle
GB963826A (en) Improvements in or relating to polypropylene film manufacture
JPS5757629A (en) Manufacture of polyester film
GB915694A (en) Polypropylene film manufacture
JPS5651329A (en) Manufacture of tempered polypropylene film
KR870000157A (ko) 쌍측연신 폴리―ε―카프라미드 필름의 제조방법
GB1308526A (en) Manufacture of polyester film
JPS57103819A (en) Manufacture of biaxially stretched polypropylene film of excellent rigidity and heat-shrinking resistance
JPS5555829A (en) Heat-shrinkable polyethylene resin film and its manufacturing process
GB930962A (en) Improvements in and relating to polyethylene terephthalate films
GB871183A (en) Improvements relating to the production of films of alpha-olefin polymers
GB1454956A (en) Photographic film base
GB1131523A (en) Polyethylene terephthalate film and process for its preparation

Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years

Effective date: 19940418