KR920012213A - 자기 기록 매체용 이축 배향 폴리에스테르 필름 - Google Patents

자기 기록 매체용 이축 배향 폴리에스테르 필름 Download PDF

Info

Publication number
KR920012213A
KR920012213A KR1019910022932A KR910022932A KR920012213A KR 920012213 A KR920012213 A KR 920012213A KR 1019910022932 A KR1019910022932 A KR 1019910022932A KR 910022932 A KR910022932 A KR 910022932A KR 920012213 A KR920012213 A KR 920012213A
Authority
KR
South Korea
Prior art keywords
polyester film
oriented polyester
biaxially oriented
aluminum oxide
average particle
Prior art date
Application number
KR1019910022932A
Other languages
English (en)
Other versions
KR0144663B1 (ko
Inventor
히로후미 무로오까
스미오 가또
마사미 에쮸오
Original Assignee
이다가끼 히로시
데이진 가부시끼가이샤
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 이다가끼 히로시, 데이진 가부시끼가이샤 filed Critical 이다가끼 히로시
Publication of KR920012213A publication Critical patent/KR920012213A/ko
Application granted granted Critical
Publication of KR0144663B1 publication Critical patent/KR0144663B1/ko

Links

Classifications

    • 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
    • G11B5/73935—Polyester substrates, e.g. polyethylene terephthalate characterised by roughness or surface features, e.g. by added particles
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • 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
    • G11B5/733—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 characterised by the addition of non-magnetic particles
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2227—Oxides; Hydroxides of metals of aluminium
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/002—Physical properties
    • C08K2201/005—Additives being defined by their particle size in general
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/002—Physical properties
    • C08K2201/006—Additives being defined by their surface area
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/91—Product with molecular orientation
    • 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
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/256—Heavy metal or aluminum or compound thereof
    • 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
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/256—Heavy metal or aluminum or compound thereof
    • Y10T428/257—Iron oxide or aluminum oxide
    • 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
    • Y10T428/263—Coating layer not in excess of 5 mils thick or equivalent
    • Y10T428/264—Up to 3 mils
    • Y10T428/265—1 mil or less
    • 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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31786—Of polyester [e.g., alkyd, etc.]

Landscapes

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

Abstract

내용 없음

Description

자기 기록 매체용 이축 배향 폴리에스테르 필름
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 자기 기록 매체용 이축 배향 폴리에스테르 필름의 주행 마찰 계수를 측정하기 위한 기구를 도시한 것이다. 제2도는 돌기 분포 곡선을 나타낸 것이다.

Claims (20)

  1. (A)평균 입경이 0.02 내지 0/3㎛이고, 비표면적이 50 내지 120㎡/g인 θ-산화알루미늄 0.05내지 1.0중량%, 및 (B)평균 입경이 0.1 내지 1.5㎛로 θ-산화알루미늄의 평균입경보다 큰 불활성 입자 0.01 내지 1.5중량%를 포함함을 특징으로 하는 자기 기록 매체용 이축 배향 폴리에스테르 필름.
  2. 제1항에 있어서, θ-산화알루미늄의 평균 입경이 0.03내지 0.25㎛인 이축 배향 폴리에스테르 필름.
  3. 제1항에 있어서, θ-산화알루미늄의 평균 입경이 60내지 100㎡/g인 이축 배향 폴리에스테르 필름.
  4. 제1항에 있어서, θ-산화알루미늄의 전체 세공 용적이 0.5 내지 1.0㎖/g인 이축 배향 폴리에스테르 필름.
  5. 제1항에 있어서, 불활성 입자가 불활성 무기질 입자 또는 불활성 내열성 중합체 입자임을 특징으로 하는 이축 배향 폴리에스테르 필름.
  6. 제5항에 있어서, 불활성 무기질 입자가 이산화실리콘, 산화티타늄, 탈크, 카올린, 탄산칼슘 및 α-, θ-, δ-, γ-, η-, ρ-, κ-, 또는 χ-, 산화알루미늄으로 구성된 군으로부터 선택된 물질로 이루어짐을 특징으로 하는 이축 배향 폴리에스테르 필름.
  7. 제5항에 있어서, 불활성 내열성 중합체 입자가 실리콘 수지 입자, 가교 아크릴 입자, 가교 폴리스티렌 수지 입자, 불소 수지 입자 및 폴리 이미드 입자로 구성된 군으로부터 선택됨을 특징으로하는 이축 배향 폴리에스테르 필름.
  8. 제1항에 있어서, 불활성 입자의 평균 입경이 0.2 내지 1.2㎛인 이측 배향 폴리에스테르 필름.
  9. 제1항에 있어서, 폴리에스테르가 산주성분으로서 방향족 디카르복실산 및 글리콜 주성분으로서 탄소수 2내지 10의 지방족 글리콜을 포함함을 특징으로 하는 이축 배향 폴리에스테르 필름.
  10. 제1항에 있어서, 주행 마찰 계수(μk)가 0.3이하임을 특징으로 하는 이축 배향 폴리에스테르 필름.
  11. 제1항에 있어서, 주행 마찰 계수(△μk)이 0.15이하임을 특징으로하는 이축 배향 폴리에스테르 필름.
  12. 제1항에 있어서, 하기 식을 만족시키는 돌기를 함유하는 이축 배향 폴리에스테르 필름：-11.4x+4＜logy＜-10.0x+5 상기식에서 x는 기준 레벨에서 높이 방향으로의 거리(㎛)이고, y돌기를 높이 x에서 절단할 경우 계수되는 돌기의 수(피스㎟)이며, 단, x는 0.05㎛ 이상이고, y는 30/㎟이상이다.
  13. 제1항에 있어서, 두께가 4내지 100㎛인 이축 배향 폴리에스테르 필름.
  14. 제1항에서 정의한 이축 배향 폴리에스테르 필름 및 그 위에 형성된 자성층을 포함함을 특징으로 하는 자기 기록 매체.
  15. (A)' 평균 입경이 0.02내지 0.3㎛이고, 비표면적이 50 내지 120㎡/g인 혼합(α+γ)산화알루미늄 0.05 내지 1.0중량% 및 (B)'평균 입경이 0.1 내지 1.5㎛로 혼합(α+γ)산화알루미늄의 평균 입경보다 큰 불활성 입자 0.01 내지 1.5중량%를 포함함을 특징으로 하는 자기 기록 매체용 이축 배양 폴리에스테르 필름.
  16. 제15항에 있어서, 혼합(α+γ)산화알루미늄의 평균 입경이 0.03 내지 0.25㎛인 이축 배양 폴리에스테르 필름.
  17. 제15항에 있어서, 혼합(α+γ)산화알루미늄의 비표면적이 60내지 100㎡/g인 이축 배향 폴리에스페르 필름.
  18. 제15항에 있어서, 혼합(α+γ)산화알루미늄의 전체 세공 용적이 0.5 내지 1.0㎖/g인 이축 배향 폴리에스페르 필름.
  19. 제15항에 있어서, 혼합(α+γ)산화알루미늄이 α-형 결정형태 3 내지 30중량% 및 γ-형 결정형태 70 내지 97중량%로 이루어짐을 특징으로 하는 이축 배향 폴리에스테르 필름.
  20. 제15항에서 정의한 이축 배향 폴리에스테르 필름 및 그 위에 형성된 자성층을 포함함을 특징으로 하는 자기기록 매체.
    ※ 참고사항 ： 최초출원 내용에 의하여 공개하는 것임.
KR1019910022932A 1990-12-13 1991-12-13 자기 기록 매체용 이축 배향 폴리에스테르 필름 KR0144663B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP41016790A JP2528215B2 (ja) 1990-12-13 1990-12-13 磁気記録媒体用二軸配向ポリエステルフイルム
JP90-410167 1990-12-13

Publications (2)

Publication Number Publication Date
KR920012213A true KR920012213A (ko) 1992-07-25
KR0144663B1 KR0144663B1 (ko) 1998-07-15

Family

ID=18519365

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910022932A KR0144663B1 (ko) 1990-12-13 1991-12-13 자기 기록 매체용 이축 배향 폴리에스테르 필름

Country Status (5)

Country Link
US (1) US5252388A (ko)
EP (1) EP0490665B1 (ko)
JP (1) JP2528215B2 (ko)
KR (1) KR0144663B1 (ko)
DE (1) DE69113585T2 (ko)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2592709B2 (ja) * 1990-07-05 1997-03-19 富士写真フイルム株式会社 磁気記録媒体
US5368932A (en) * 1990-12-13 1994-11-29 Teijin Limited Biaxially oriented polyester film for magnetic recording media containing theta or mixed alpha plus gamma aluminum oxide and inert organic particles
EP0903375B1 (en) * 1992-01-24 2004-08-11 Toray Industries, Inc. Thermoplastic polyester composition and film made therefrom
EP0572224B2 (en) * 1992-05-27 2004-03-10 Teijin Limited Biaxially oriented laminated polyester film
DE69322550T2 (de) * 1992-07-13 1999-07-15 Diafoil Hoechst Co., Ltd., Tokio/Tokyo Polyesterfilm
JP2826235B2 (ja) * 1992-08-18 1998-11-18 富士写真フイルム株式会社 磁気記録媒体
EP0590570B1 (en) * 1992-09-29 2001-06-13 Diafoil Hoechst Co., Ltd Biaxially oriented polyester film for magnetic recording medium
JPH06195672A (ja) * 1992-12-25 1994-07-15 Matsushita Electric Ind Co Ltd 磁気記録媒体及びその製造方法
US5556691A (en) * 1993-01-27 1996-09-17 Teijin Limited Biaxially oriented laminated polyester film and magnetic recording medium having the same as base film
US5362571A (en) * 1994-03-16 1994-11-08 Teijin Limited Magnetic tape for use in cassette for digital audio tape recorder and biaxially oriented polyester base film therefor
KR100188038B1 (ko) * 1993-09-14 1999-06-01 장용균 이축배향 폴리에스테르 필름의 제조방법
WO1997039876A1 (fr) * 1996-04-19 1997-10-30 Toray Industries, Inc. Couche mince en polyamide aromatique, son procede de fabrication et support d'enregistrement magnetique l'utilisant
KR100253538B1 (ko) * 1996-05-17 2000-04-15 야스이 쇼사꾸 이축 배향 폴리에스테르 필름
DE19723468A1 (de) 1997-06-04 1998-12-10 Hoechst Diafoil Gmbh Biaxial orientierte Polyesterfolie mit hoher Sauerstoffbarriere, Verfahren zu ihrer Herstellung und ihre Verwendung
WO1999002584A1 (fr) * 1997-07-07 1999-01-21 Teijin Limited Film polyester a orientation bi-axiale pour supports d'enregistrement magnetiques
DE19741877A1 (de) 1997-09-23 1999-03-25 Hoechst Diafoil Gmbh Biaxial orientierte Polyesterfolie, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19741878A1 (de) 1997-09-23 1999-03-25 Hoechst Diafoil Gmbh Mehrschichtige, biaxial orientierte Polyesterfolie, Verfahren zu ihrer Herstellung und ihre Verwendung
DE69818036T2 (de) * 1997-12-11 2004-07-15 Teijin Ltd. Biaxial orientierter polyesterfilm für magnetische aufzeichnungsmedien
DE19813264A1 (de) 1998-03-25 1999-09-30 Hoechst Diafoil Gmbh Polyesterfolie mit an den Anwendungszweck angepaßter Oberflächentopographie, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19813268A1 (de) 1998-03-25 1999-09-30 Hoechst Diafoil Gmbh Verwendung einer transparenten Polyesterfolie als Gas/Aromabarrierefolie
DE19813269A1 (de) 1998-03-25 1999-09-30 Hoechst Diafoil Gmbh Siegelfähige Polyesterfolie mit hoher Sauerstoffbarriere, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19813271A1 (de) * 1998-03-25 1999-09-30 Hoechst Diafoil Gmbh Transparente Polyesterfolie mit hoher Sauerstoffbarriere, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19813267A1 (de) 1998-03-25 1999-09-30 Hoechst Diafoil Gmbh Transparente Polyesterfolie mit hoher Sauerstoffbarriere und zusätzlicher Funktionalität, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19813270A1 (de) 1998-03-25 1999-09-30 Hoechst Diafoil Gmbh Polyesterfolie mit hoher Sauerstoffbarriere und verbesserter Haftung zu Metallschichten, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19813266A1 (de) 1998-03-25 1999-09-30 Hoechst Diafoil Gmbh Polyesterfolie mit hoher Sauerstoffbarriere, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19814710A1 (de) 1998-04-01 1999-10-07 Hoechst Diafoil Gmbh Mehrschichtige, biaxial orientierte Polyesterfolie, Verfahren zu ihrer Herstellung und ihre Verwendung als Magnetbandfolie
KR100523424B1 (ko) * 1998-04-13 2005-10-24 데이진 가부시키가이샤 금속판 접합성형가공용 이축배향 폴리에스테르 필름
DE19817841A1 (de) 1998-04-22 1999-10-28 Hoechst Diafoil Gmbh Mehrschichtige, biaxial orientierte Polyesterfolie, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19817842A1 (de) 1998-04-22 1999-10-28 Hoechst Diafoil Gmbh Einschichtige, biaxial orientierte Polyesterfolie, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19834602A1 (de) 1998-07-31 2000-02-03 Hoechst Diafoil Gmbh Mehrschichtige, biaxial orientierte Polypropylenfolie, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19834603A1 (de) 1998-07-31 2000-02-03 Hoechst Diafoil Gmbh Matte, koextrudierte Polyesterfolie, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19839007A1 (de) 1998-08-29 2000-03-02 Hoechst Diafoil Gmbh Verfahren zur Herstellung von biaxial orientierten PET-Folie und Verwendung derselben für Folienkondensatoren in der SMD-Technik
DE19839848A1 (de) 1998-09-02 2000-04-13 Hoechst Diafoil Gmbh Mehrschichtige, biaxial orientierte Polyesterfolie, Verfahren zu ihrer Herstellung und ihre Verwendung als Magnetbandfolie mit optimierten elektromagnetischen Eigenschaften
DE19842376A1 (de) 1998-09-16 2000-03-23 Hoechst Diafoil Gmbh Biaxial orientierte Polypropylenfolie, Verfahren zu ihrer Herstellung und ihre Verwendung
DE19849661A1 (de) 1998-10-29 2000-05-04 Mitsubishi Polyester Film Gmbh Koextrudierte, biaxial orientierte Polyesterfolie für die Metallisierung, Verfahren zu ihrer Herstellung und ihre Verwendung
EP0999041A3 (de) 1998-11-03 2001-01-31 Mitsubishi Polyester Film GmbH Folienlaminat, enthaltend eine biaxial orientierte Polyesterfolie mit hoher Sauerstoffbarriere, Verfahren zu seiner Herstellung und Verwendung
US7211309B2 (en) * 2003-03-25 2007-05-01 Teijin Dupont Films Japan Limited Antistatic laminated polyester film
JP2005085305A (ja) * 2003-09-04 2005-03-31 Fuji Photo Film Co Ltd 磁気記録媒体
EP2787027A4 (en) * 2011-12-02 2015-07-22 Toray Industries POLYESTER FOIL, SOLAR CELL BACK PAPER AND SOLAR CELL

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01126340A (ja) * 1987-11-11 1989-05-18 Teijin Ltd 二軸配向ポリエステルフイルム
JPH02129230A (ja) * 1988-11-08 1990-05-17 Diafoil Co Ltd 配向ポリエステルフィルム
JPH0781020B2 (ja) * 1988-06-09 1995-08-30 ダイアホイルヘキスト株式会社 磁気記録媒体用ポリエステルフィルム
EP0345644B1 (en) * 1988-06-04 1994-11-02 Diafoil Hoechst Co., Ltd Polyester film for magnetic recording media
JPH0231321A (ja) * 1988-07-21 1990-02-01 Diafoil Co Ltd 磁気記録媒体用二軸配向ポリエステルフィルム
JPH0684445B2 (ja) * 1988-08-29 1994-10-26 ダイアホイルヘキスト株式会社 磁気記録媒体用二軸配向ポリエステルフィルム
JP2856283B2 (ja) * 1989-06-02 1999-02-10 三菱化学ポリエステルフィルム株式会社 二軸配向ポリエステルフィルム
JPH0639538B2 (ja) * 1989-12-14 1994-05-25 ダイアホイルヘキスト株式会社 二軸配向ポリエステルフィルム

Also Published As

Publication number Publication date
KR0144663B1 (ko) 1998-07-15
DE69113585T2 (de) 1996-04-04
DE69113585D1 (de) 1995-11-09
EP0490665A1 (en) 1992-06-17
JP2528215B2 (ja) 1996-08-28
US5252388A (en) 1993-10-12
EP0490665B1 (en) 1995-10-04
JPH04216031A (ja) 1992-08-06

Similar Documents

Publication Publication Date Title
KR920012213A (ko) 자기 기록 매체용 이축 배향 폴리에스테르 필름
US4436520A (en) Low gloss films of enhanced adhesion
US4693932A (en) Oriented polyester film
KR950031507A (ko) 이축 배향 적층 폴리에스테르 필름
KR860008022A (ko) 자기 기록재용 폴리에스테르 베이스 필름
KR900011833A (ko) 이축배향 폴리에스테르 필름
KR870007239A (ko) 2축 배향된 방향족 폴리에스테르 필름
KR900012984A (ko) 폴리에틸렌-2, 6-나프탈레이트 2축 배향 필름
KR940005397A (ko) 2축 배향 적층 폴리에스테르 필름
EP0261430A3 (en) Biaxially oriented polyester film
KR860008872A (ko) 금속박막 자기기록 매체용 폴리에스테르 필름
DE69206440D1 (de) Polymerfilm.
KR900004505A (ko) 적층 폴리에스테르 필름
EP0169705A2 (en) Heat-sensitive transferring recording medium
US4781963A (en) Magnetic recording medium
KR870006979A (ko) 배향 풀리에스테르 필름
EP0514703A3 (en) A bearing ring with low sliding friction for an optical disk
KR930703385A (ko) 폴리에틸렌-2,6-나프탈렌디카르복실레이트 필름
KR930002084A (ko) 고밀도 자기 디스크용 폴리에스테르 다층 필름
KR900005387A (ko) 자기 기록 매체
KR920017035A (ko) 자기 테이프
KR970059210A (ko) 2 축 배향 적층 폴리에스테르 필름
KR970074832A (ko) 이축 배향 폴리에스테르 필름
KR930019737A (ko) 폴리에스테르 적층필름
KR950011501A (ko) 침강 실리카 입자 및 소성백토를 함유한 폴리에스테르 필름

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20100419

Year of fee payment: 13

LAPS Lapse due to unpaid annual fee