JPS6228727B2 - - Google Patents

Info

Publication number
JPS6228727B2
JPS6228727B2 JP56151945A JP15194581A JPS6228727B2 JP S6228727 B2 JPS6228727 B2 JP S6228727B2 JP 56151945 A JP56151945 A JP 56151945A JP 15194581 A JP15194581 A JP 15194581A JP S6228727 B2 JPS6228727 B2 JP S6228727B2
Authority
JP
Japan
Prior art keywords
polyester
film
acid
temperature
melt
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
JP56151945A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5853418A (ja
Inventor
Yasuji Hirabayashi
Takanori Urasaki
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
Priority to JP56151945A priority Critical patent/JPS5853418A/ja
Publication of JPS5853418A publication Critical patent/JPS5853418A/ja
Publication of JPS6228727B2 publication Critical patent/JPS6228727B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D7/00—Producing flat articles, e.g. films or sheets
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—Measuring, controlling or regulating
    • 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)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP56151945A 1981-09-28 1981-09-28 ポリエステルフイルムの製造方法 Granted JPS5853418A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56151945A JPS5853418A (ja) 1981-09-28 1981-09-28 ポリエステルフイルムの製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56151945A JPS5853418A (ja) 1981-09-28 1981-09-28 ポリエステルフイルムの製造方法

Publications (2)

Publication Number Publication Date
JPS5853418A JPS5853418A (ja) 1983-03-30
JPS6228727B2 true JPS6228727B2 (en]) 1987-06-22

Family

ID=15529635

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56151945A Granted JPS5853418A (ja) 1981-09-28 1981-09-28 ポリエステルフイルムの製造方法

Country Status (1)

Country Link
JP (1) JPS5853418A (en])

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6228730U (en]) * 1985-08-02 1987-02-21

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5889323A (ja) * 1981-11-25 1983-05-27 Asahi Chem Ind Co Ltd フイルムの製法
JPH0686594B2 (ja) * 1985-09-20 1994-11-02 日本石油株式会社 モノドメイン化されたコレステリツク液晶性ポリエステルフイルムまたはシ−トの製造方法
US4734240A (en) * 1986-01-24 1988-03-29 Hoechst Celanese Corporation Melt-extrusion of polymer which is capable of forming an anisotropic melt phase to form large shaped articles exhibiting improved polymeric orientation
JPS63184500A (ja) * 1986-09-22 1988-07-29 Idemitsu Petrochem Co Ltd 音響振動板用フイルム

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3637595A (en) * 1969-05-28 1972-01-25 Steve G Cottis P-oxybenzoyl copolyesters
US3975487A (en) * 1973-08-20 1976-08-17 The Carborundum Company Process for spinning high modulus oxybenzoyl copolyester fibers
US4161470A (en) * 1977-10-20 1979-07-17 Celanese Corporation Polyester of 6-hydroxy-2-naphthoic acid and para-hydroxy benzoic acid capable of readily undergoing melt processing
US4238598A (en) * 1979-02-08 1980-12-09 Fiber Industries, Inc. Polyester of para-hydroxy benzoic acid, 1,2-bis(para-carboxy phenoxy)ethane, terephthalic acid and hydroquinone capable of forming an anisotropic melt which readily undergoes melt processing

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6228730U (en]) * 1985-08-02 1987-02-21

Also Published As

Publication number Publication date
JPS5853418A (ja) 1983-03-30

Similar Documents

Publication Publication Date Title
JPH0689124B2 (ja) ｔ−ブチルヒドロキノンに基づく光学的に異方性の溶融物を生成する芳香族コポリエステル
US5091138A (en) Production of wholly aromatic polyester film
JPH0433805B2 (en])
JPH11506145A (ja) 全芳香族サーモトロピックポリエステル
JPS6228727B2 (en])
JPH0414704B2 (en])
JPS6233931B2 (en])
JPS6232029A (ja) ポリエステルフイルム及びその製造法
US4621129A (en) Process for producing melting-anisotropic, copolymerized polyester
JPS6333450B2 (en])
JPH0264123A (ja) 高弾性率ポリエステル成形品
JPH0588559B2 (en])
JPS61102234A (ja) ポリエステルフイルムの製造方法
JP2005178056A (ja) 液晶性ポリエステル樹脂の成形加工法
JPS61243826A (ja) ポリエステルフイルム及びその製造方法
JPS6258378B2 (en])
JP2000119415A (ja) ポリエステルフィルム
JP2544731B2 (ja) 全芳香族ポリエステル
JPH0511021B2 (en])
JPS61239013A (ja) 高性能繊維の製造法
JPH01289830A (ja) サーモトロピック全芳香族ポリエステル
JPH01287134A (ja) 全芳香族ポリエステル
JPS6249846B2 (en])
JPH045045B2 (en])
JPS62260825A (ja) 光学異方性芳香族ポリエステル