KR910000352A - 2축배향 적층필름 - Google Patents

2축배향 적층필름 Download PDF

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KR910000352A
KR910000352A KR1019890007844A KR890007844A KR910000352A KR 910000352 A KR910000352 A KR 910000352A KR 1019890007844 A KR1019890007844 A KR 1019890007844A KR 890007844 A KR890007844 A KR 890007844A KR 910000352 A KR910000352 A KR 910000352A
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laminated film
layer
biaxially oriented
oriented laminated
inert particles
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KR960004522B1 (ko
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이와오 오카자키
고이치 아베
쇼지 나카지마
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오카다 모리오
도레이 가부시키가이샤
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Priority claimed from JP63314421A external-priority patent/JP2734030B2/ja
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • 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
    • G11B5/73931—Two or more layers, at least one layer being polyester
    • 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
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0072—Roughness, e.g. anti-slip
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/514—Oriented
    • B32B2307/518—Oriented bi-axially
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/538—Roughness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/584—Scratch resistance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/704—Crystalline
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/718—Weight, e.g. weight per square meter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2309/00—Parameters for the laminating or treatment process; Apparatus details
    • B32B2309/08—Dimensions, e.g. volume
    • B32B2309/10—Dimensions, e.g. volume linear, e.g. length, distance, width
    • B32B2309/105—Thickness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2429/00—Carriers for sound or information
    • B32B2429/02—Records or discs
    • 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
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/2495—Thickness [relative or absolute]
    • 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
    • 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
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, 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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31786—Of polyester [e.g., alkyd, 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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31786—Of polyester [e.g., alkyd, etc.]
    • Y10T428/31797—Next to addition polymer from unsaturated monomers

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  • Laminated Bodies (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)

Abstract

내용 없음

Description

2축배향 적층필름
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (18)

  1. 주요성분으로서 제1열가소성 수지를 함유하고 있는 제1층: 그리고 주요성분으로서 제2열가소성 수지를 함유하고 있고, 제1층의 최소한 한 표면에 형성되어 있으며, 평균입경이 제2층 두께의 0.1-10배인 불활성 입자가 0.5-50무게 %함유되어 있고 또한 두께가 0.005-3㎛인 제2층으로 구성된 2축배량 적층필름.
  2. 제1항 에서, 제1층의 한 표면에만 제2층이 형성되어 있는 2축배향 적층필름.
  3. 제1항에서, 제1층의 양 표면에 제2층이 형성되어 있는 2축배향 적층필름.
  4. 제2항에서, 제1층의 표면에 불활성 입자가 함유되어 있으며, 그리고 제2층이 형성되는 표면의 맞은편에는 주요 성분으로서 제3의 열가소성 수지가 함유된 제3층이 추가로 존재하는 2축배향 적층필름.
  5. 제1항에서, 제1층에는 제1층의 전체 무게에 대하여 0.01-0.15무게%의 양으로 평균입경이 0.007-2㎛인 불활성 입자가 함유되어 있는 2축배향 적층필름.
  6. 제1항에서, 제2층의 표면에 있는 돌기부의 평균높이가 제2층에 있는 불활성 입자 평균크기의 1/3보다 큰 2축배향 적층필름.
  7. 제1항에서, 제1층의 표면에 있는 것으로 높아서 불활성 입자가 평균입경의 1/3보다 작은 제2층 표면상의 돌기부의 수가 돌기부 전체수의 40%미만인 2축배향 적층필름.
  8. 제1항에서, 입자의 밀도가 제2층 표면에서의 것보다 10배되는 위치가 2축배향 적층필름의 표면에서 최고 3000nm되는 지점인 제2층의 깊이(a)(nm),그리고 입자의 밀도가 제2층 표면에서의 것과 같은 위치의 깊이(b)(nm)가 다음의 관계식 (ⅰ)및(ⅱ)를 만족시키는 2축배향 적층필름:
  9. 제1항에서, 제2열가소성 수지가 결정성 폴리에스터이고 이러한 제2열가소성 수지 표면의 감쇠전반사 라만의 결정화 인덱스가 20㎝-1보다 낮은 2축배향 적층필름.
  10. 제1항에서, 입자의 장경에 대한 단경의 평균비가 1.0-1.3인 2축배향 적층필름.
  11. 제1항에서, 제2열가소성 수지에 함유된 불활성 입자의 상대 표준편차가 0.6보다 작은 2촉배향 적층필름.
  12. 제1항에서, 적층필름의 무게%에 관해서 필름내 불활성 입자의 함량 Ф, 불활성 입자의 평균직경 D(nm), 그리고 적층 필름 최소한 한 표면의 전체 돌기부N의 밀도(돌기부/㎜2)가 다음의 관계식(Ⅲ)을 만족시키는 2측배향 적층필름:
  13. 제1항에서, 적층필름의 최소한 한 표면에서 표면조도파라메터 Rt/Ra가 8.0보다 낮은 2배향 적층필름.
  14. 제1항에서, 적층필름의 최소한 한 표면에서 표면조도 파라메터 Rz/Rt가 0.85미만이고 인접한 돌기부들 사이의 거리 Sm이 6.0㎛미만인 2배향 적층필름.
  15. 제1항에서 적층필름의 최소한 한 표면에서 표면조도 파라메터 6/H가 0.8보다 낮은 2배향 적층필름.
  16. 제1항-15항중의 어느 하나에 따른 2축배향 적층필름으로써 틀의 형태로 구성되어 있고, 상기 틀의 폭을 가로지르는 두께 변화가 50%미만이며 와인딩 타이트니스(tightness of winding)이 81-97인 적층필름 틀.
  17. 제1항-15항중의 어느 하나에 따른 2축배향 적층필름의 최소한 한 표면에 형성되어 있는 자기기록 매체.
  18. 제1항-15항중 어느 하나에 따른 2축배향 적층필름으로 구성되어 있고, 열전달층이 적층필름의 최소한 한 표면에 형성되어 있는 열전달 물질.
    ※ 참고사항: 최초출원 내용에 의하여 공개하는 것임.
KR1019890007844A 1988-06-08 1989-06-08 2축배향 적층필름 Expired - Fee Related KR960004522B1 (ko)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP141972/88 1988-06-08
JP88-141972 1988-06-08
JP14197288 1988-06-08
JP314421/88 1988-12-12
JP63314421A JP2734030B2 (ja) 1988-12-12 1988-12-12 二軸配向熱可塑性樹脂フィルム
JP88-314421 1988-12-12

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KR910000352A true KR910000352A (ko) 1991-01-29
KR960004522B1 KR960004522B1 (ko) 1996-04-06

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US (1) US5069962A (ko)
EP (3) EP0679509B1 (ko)
KR (1) KR960004522B1 (ko)
DE (3) DE68929128T2 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100397499B1 (ko) * 2001-07-13 2003-09-13 엘지전자 주식회사 통화음질 자동보상기능이 구비된 디지털 전화기 및 그제어방법

Families Citing this family (86)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2640983B1 (ko) * 1988-12-28 1992-09-25 Rhone Poulenc Films
US4931327A (en) * 1989-06-14 1990-06-05 Mobil Oil Corporation White opaque opp film for tamper evident package
JP2567964B2 (ja) * 1990-01-12 1996-12-25 東レ株式会社 二軸配向熱可塑性樹脂フイルム
US5256234A (en) * 1990-02-02 1993-10-26 Toray Industries, Inc. Laminate and process for producing it
JP2963949B2 (ja) * 1990-10-08 1999-10-18 東洋紡績株式会社 配向ポリエステルフィルム
JPH0659686B2 (ja) * 1990-10-29 1994-08-10 ダイアホイルヘキスト株式会社 コンデンサー用二軸配向ポリエステルフィルム
JP2953060B2 (ja) * 1990-12-28 1999-09-27 三菱化学ポリエステルフィルム株式会社 高密度磁気記録媒体
JPH04255208A (ja) * 1991-02-07 1992-09-10 Diafoil Co Ltd コンデンサー誘電体用二軸配向ポリエステルフィルム
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EP0347646B1 (en) 1996-02-07
EP0347646A2 (en) 1989-12-27
EP0679508A3 (en) 1996-04-10
DE68929128T2 (de) 2000-05-31
EP0679509A3 (en) 1996-04-10
EP0347646B2 (en) 2004-05-19
EP0679508A2 (en) 1995-11-02
EP0679509B1 (en) 2000-02-02
DE68929128D1 (de) 2000-02-03
DE68925599T3 (de) 2004-09-30
EP0679509A2 (en) 1995-11-02
US5069962A (en) 1991-12-03
KR960004522B1 (ko) 1996-04-06
DE68925599D1 (de) 1996-03-21
EP0679508B1 (en) 1999-12-29
EP0347646A3 (en) 1990-05-23
DE68925599T2 (de) 1996-06-13
DE68929156D1 (de) 2000-03-09
DE68929156T2 (de) 2000-10-19

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