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KR940018421A - 폴리에틸렌-2,6-나프탈렌디카로복실레이트의 이축배향 종장 필름 - Google Patents

폴리에틸렌-2,6-나프탈렌디카로복실레이트의 이축배향 종장 필름 Download PDF

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Publication number
KR940018421A
KR940018421A KR1019940001655A KR19940001655A KR940018421A KR 940018421 A KR940018421 A KR 940018421A KR 1019940001655 A KR1019940001655 A KR 1019940001655A KR 19940001655 A KR19940001655 A KR 19940001655A KR 940018421 A KR940018421 A KR 940018421A
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South Korea
Prior art keywords
biaxially oriented
modulus
young
film
oriented longitudinal
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KR1019940001655A
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KR0175952B1 (ko
Inventor
마사노리 고시야마
야스히로 사에끼
Original Assignee
이다가끼 히로시
데이진 가부시끼가이샤
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of 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
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
    • G11B5/739—Magnetic recording media substrates
    • G11B5/73923—Organic polymer substrates
    • G11B5/73927—Polyester substrates, e.g. polyethylene terephthalate
    • G11B5/73929—Polyester substrates, e.g. polyethylene terephthalate comprising naphthalene ring compounds, e.g. polyethylene naphthalate substrates
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/90—Magnetic feature
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24355—Continuous and nonuniform or irregular surface on layer or component [e.g., roofing, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • Y10T428/261—In terms of molecular thickness or light wave length
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • Y10T428/268—Monolayer with structurally defined element
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • Y10T428/269—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension including synthetic resin or polymer layer or component
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Magnetic Record Carriers (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)

Abstract

(A) 종방향 영율이 400~600kg/㎟이고 횡방향 영율이 1,200kg/㎟이상이며, 횡방향 영율에 대한 종방향 영율의 비가 2.5 이상이고, (B) 105℃에서 30분간 무하중하에 열처리한 후의 열수축율이 1% 이하이고, (C) 표면조도(Ra)가 0.005~0.010㎛인 폴리에틸렌-2,6-나프탈렌 디카르복실레이트의 이축배향 종장 필름.
상기 필름은 장시간 기록 및 재생이 가능한 자기테이프용 베이스 필름으로서 유용하다.

Description

폴리에틸렌-2,6-나프탈렌디카르복실레이트의 이축배향 종장 필름
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (10)

  1. (A) 종방향 영율이 400~600kg/㎟이고 횡방향 영율이 1,200kg/㎟ 이상이며, 횡방향 영율에 대한 종방향 영율의 비가 2.5 이상이고, (B) 105℃에서 30분간 무하중하에 열처리한 후의 열수축율이 1% 이하이고, (C) 표면조도(Ra)가 0.005~0.010㎛인 폴리에틸렌-2,6-나프탈렌 디카르복실레이트의 이축배향 종장 필름.
  2. 제 1 항에 있어서, 종방향 영율이 400~570kg/㎟인 이축배향 종장 필름.
  3. 제 1 항에 있어서, 종방향 영율이 400~540kg/㎟인 이축배향 종장 필름.
  4. 제 1 항에 있어서, 횡방향 영율이 1,300kg/㎟ 이상인 이축배향 종장 필름.
  5. 제 1 항에 있어서, 횡방향 영율이 1,500kg/㎟ 이상인 이축배향 종장 필름.
  6. 제 1 항에 있어서, 횡방향 영율대 종방향 영율의 비가 3 이상인 이축배향 종장 필름.
  7. 제 1 항에 있어서, 면배향도가 0.25 이하인 이축배향 종장 필름.
  8. 제 1 항에 있어서, 두께가 4~10㎛인 이축배향 종장 필름.
  9. 제 1 항에 있어서, 두께가 4~7㎛인 이축배향 종장 필름.
  10. 제 1 항의 이축배향 종장 필름 및 자성층으로 형성된 자기테이프
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019940001655A 1993-01-29 1994-01-29 폴리에틸렌-2,6-나프탈렌디카르복실레이트의 이축배향 종장 필름 Expired - Lifetime KR0175952B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP5013593A JP2732997B2 (ja) 1993-01-29 1993-01-29 二軸配向ポリエチレン―２，６―ナフタレートフィルム
JP93-13593 1993-01-29

Publications (2)

Publication Number Publication Date
KR940018421A true KR940018421A (ko) 1994-08-18
KR0175952B1 KR0175952B1 (ko) 1999-05-15

Family

ID=11837504

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019940001655A Expired - Lifetime KR0175952B1 (ko) 1993-01-29 1994-01-29 폴리에틸렌-2,6-나프탈렌디카르복실레이트의 이축배향 종장 필름

Country Status (5)

Country Link
US (1) US5431982A (ko)
EP (1) EP0609077B1 (ko)
JP (1) JP2732997B2 (ko)
KR (1) KR0175952B1 (ko)
DE (1) DE69413568T2 (ko)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5665454A (en) * 1991-03-22 1997-09-09 Teijin Limited Biaxially oriented polyethylene-2,6-naphthalate film and magnetic tape formed therefrom
US5677033A (en) * 1993-02-11 1997-10-14 Teijin Limited Biaxially oriented, unidirectionally long polyethylene-2,6-naphthalenedicarboxylate film
US5631063A (en) * 1993-12-22 1997-05-20 Teijin Limited Biaxially oriented film of polyethylene-2,6-naphthalenedicarboxylate
US5618609A (en) * 1993-12-22 1997-04-08 Teijin Limited Biaxially oriented film of polyethylene-2,6-naphthalenedicarboxylate
JPH08132523A (ja) * 1994-11-09 1996-05-28 Toray Ind Inc 低熱収縮性ポリエステルフィルム
JPH08164558A (ja) * 1994-12-15 1996-06-25 Toray Ind Inc ポリエステルフィルム
CN1106262C (zh) 1997-12-18 2003-04-23 东丽株式会社 聚酯薄膜的制备方法
US6296983B1 (en) 1998-11-20 2001-10-02 Eastman Kodak Company Imaging element with improved twist warp
DE60030635T2 (de) 1999-07-12 2007-09-06 Teijin Ltd. Magnetisches Aufzeichnungsmittel und Polyesterfilm dafür
US6187523B1 (en) 1999-08-10 2001-02-13 Eastman Kodak Company Tough imaging member with voided polyester sheet

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50100174A (ko) * 1974-01-10 1975-08-08
DE3673565D1 (de) * 1985-05-29 1990-09-27 Teijin Ltd Polyesterfilm fuer magnetische aufzeichnungstraeger.
JPS62113529A (ja) * 1985-11-13 1987-05-25 Diafoil Co Ltd ポリエチレンナフタレ−トフイルム
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
JPS62135339A (ja) * 1985-12-09 1987-06-18 Diafoil Co Ltd 磁気記録体用ポリエチレン−２，６−ナフタレ−トフイルム
JPH0625267B2 (ja) * 1985-12-17 1994-04-06 ダイアホイルヘキスト株式会社 高密度磁気記録媒体用ポリエチレン−２，６−ナフタレ−トフイルム
JPS62169619A (ja) * 1986-01-21 1987-07-25 Toray Ind Inc 強力化ポリエ−テルエステルフイルムの製造方法
US4833019A (en) * 1987-02-17 1989-05-23 Minnesota Mining And Manufacturing Company Magnetic recording tape comprising a support film having a high transverse direction modulus
JPH0239998A (ja) * 1988-07-29 1990-02-08 Diafoil Co Ltd 感熱転写用ポリエチレンナフタレートフィルム
US5051292A (en) * 1989-02-01 1991-09-24 Teijin Limited Biaxially oriented film of polyethylene-2,6-naphthalate
JPH04226328A (ja) * 1990-09-14 1992-08-17 Toray Ind Inc 高剛性フィルム
US5270160A (en) * 1990-12-21 1993-12-14 Toray Industries, Inc. Polyester film and photosensitive material
US5215825A (en) * 1990-12-21 1993-06-01 Toray Industries, Inc. Polyester film and photosensitive material
JP2585476B2 (ja) * 1991-03-22 1997-02-26 帝人株式会社 ポリエチレン２，６−ナフタレートフイルム
JP3068945B2 (ja) * 1992-04-10 2000-07-24 帝人株式会社 二軸配向ポリエチレン―２，６―ナフタレートフィルム

Also Published As

Publication number Publication date
JP2732997B2 (ja) 1998-03-30
DE69413568T2 (de) 1999-06-17
EP0609077B1 (en) 1998-09-30
EP0609077A1 (en) 1994-08-03
KR0175952B1 (ko) 1999-05-15
DE69413568D1 (de) 1998-11-05
US5431982A (en) 1995-07-11
JPH06228337A (ja) 1994-08-16

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