KR920017811A - 2축배향적층필름 - Google Patents

2축배향적층필름 Download PDF

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Publication number
KR920017811A
KR920017811A KR1019920003753A KR920003753A KR920017811A KR 920017811 A KR920017811 A KR 920017811A KR 1019920003753 A KR1019920003753 A KR 1019920003753A KR 920003753 A KR920003753 A KR 920003753A KR 920017811 A KR920017811 A KR 920017811A
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KR
South Korea
Prior art keywords
laminated film
biaxially
particles
oriented laminated
film according
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KR1019920003753A
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English (en)
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KR100194060B1 (ko
Inventor
이와오 오카자키
코오이치 아베
히데히토 미나미자와
타케오 후쿠야마
Original Assignee
마에타 카쯔노스케
토오레 가부시키가이샤
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Priority claimed from JP6378391A external-priority patent/JPH04278349A/ja
Priority claimed from JP3082973A external-priority patent/JPH04294124A/ja
Priority claimed from JP27180591A external-priority patent/JPH0584818A/ja
Priority claimed from JP3271807A external-priority patent/JP2576321B2/ja
Priority claimed from JP27344391A external-priority patent/JP3123665B2/ja
Priority claimed from JP04018247A external-priority patent/JP3139513B2/ja
Application filed by 마에타 카쯔노스케, 토오레 가부시키가이샤 filed Critical 마에타 카쯔노스케
Publication of KR920017811A publication Critical patent/KR920017811A/ko
Application granted granted Critical
Publication of KR100194060B1 publication Critical patent/KR100194060B1/ko

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Classifications

    • 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
    • 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
    • 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
    • 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
    • B32B2307/554—Wear 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
    • B32B2367/00—Polyesters, e.g. PET, i.e. polyethylene terephthalate
    • 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
    • Y10S428/91—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
    • 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
    • Y10T428/254—Polymeric or resinous material
    • 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
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/259—Silicic material
    • 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
    • Y10T428/31—Surface property or characteristic of web, sheet or block

Landscapes

  • Laminated Bodies (AREA)
  • Magnetic Record Carriers (AREA)

Abstract

내용 없음

Description

2축배향적층필름
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (21)

  1. 적어도 3층이상의 적층구조를 보유하고, 적어도 하나의 최외층에 입자 A를 함유하여 이루어지는 2축배향적층 필름에 있어서, 입자 A의 표면층입자농도비가 0.01이상이고, 입자 A의 평균1차입경 D와, 입자 A를 함유하는 층의 두께 T의 관계가 DT200D를 만족시키는 것을 특징으로하는 2축배향적층필름.
  2. 제1항에 있어서, 전기한 입자 A를 함유하는 층은 폴리에스테르로 이루어지는 것을 특징으로 하는 2축배향적층필름.
  3. 제1항에 있어서, 입자 A의 평균 1차 입경보다 큰 평균1차 입경을 보유하는 입자 B도 입자 A를 함유하는 전기한 층 내에 함유되는 것을 특징으로 하는 2출배향적층필름.
  4. 제1항에 있어서, 입자 A의 평균1차입경 D는1 내지 300㎚의 범위이내인 것을 특징으로 하는 2축배향적층필름.
  5. 제1항에 있어서, 입자 A를 함유하는 전기한 층 내의 입자 A의 함유량은 0.01 내지 2%중량의 범위이내인 것을 특징으로 하는 2축배향적층필름.
  6. 제1항에 있어서, 입자 A의 평균1차입경에 대한 평균2차입경의 비가 2내지 60의 범위내인 것을 특징으로 하는 2축배향적층필름.
  7. 제1항에 있어서, 전기한 입자 A는 지르코니아입자, 쇄상(鎖狀) 규산입자, 및 알루미나입자로 이루어지는 군에서 선택되는 것을 특징으로 하는 2축배향적층필름.
  8. 제3항에 있어서, 입자 B의 평균1차입경 D1과, 입자 B를 함유하는 층의 두께 T의 관계는 0.5D1T5D1을 만족시키는 것을 특징으로 하는 2축배향적층필름.
  9. 제3항에 있어서, 입자 B의 평균1차입경 D1은 0.1 내지 2㎛의 범위내인 것을 특징으로 하는 2축 배향적층필름.
  10. 제3항에 있어서, 입자 B를 함유하는 전기한 층내의 입자 B의 함유량은 0.005 내지 5중량 5인 것을 특징으로 하는 2축배향적층필름.
  11. 제3항에 있어서, 입자 B의 입경분포의 상대표준편차가 0.6이하인 것을 특징으로 하는 2축배향적층필름.
  12. 제3항에 있어서, 전기한 입자 B는 탄산칼슘입자, 가교폴리머입자, 및 콜로이드규산입자로 이루어진 군에서 선택되는 것을 특징으로 하는 2축배향적층필름.
  13. 제12항에 있어서, 전기한 탄산칼슘입자는 바테라이트형(vaterite-type) 탄산칼슘입자인 것을 특징으로 하는 2축배향적층필름.
  14. 제3항에 있어서, 입자 A의 평균1차입경보다는 크고, 입자 B의 평균1차입경보다는 작은 평균1차입경을 보유하는 입자 C도, 입자 A 및 입자 B를 함유하는 전기한 층내에 함유되는 것을 특징으로 하는 2축배향적층필름.
  15. 제1항에 있어서, 입자 A는 그것을 핵(核)으로하는 내부석출형 입자를 형성하는 것을 특징으로 하는 2축배향적층필름.
  16. 제1항에 있어서, 전기한 2축배향적층필름은, 중간층과, 중간층의 양면에 적층되는 커버층과, 커버층의 적어도 한쪽에 적층되고 입자 A를 함유하는 최외층을 보유하는 4층이상의 적층필름인 것을 특징으로 하는 2축배향적층필름.
  17. 제16항에 있어서, 전기한 중간층의 두께는 0.1㎛ 이상인 것을 특징으로 하는 2축배향적층필름.
  18. 제16항에 있어서, 전기한 각각의 커버층의 두께는 0.2㎛ 이상인 것을 특징으로 하는 2축배향적층필름.
  19. 제16항에 있어서, 전기한 각각의 커버층의 입자함유량은 2중량% 이하인 것을 특징으로 하는 2축배향적층필름.
  20. 제1항에 있어서, 전기한 2축배향적층 필름의 적어도 하나의 최외층의 표면저항은 1×1014Ω/□이하인 것을 특징으로 하는 2축배향적층필름.
  21. 제20항에 있어서, 표면저항이 1×1014Ω/□인 전기한 적어도 하나의 최외층은 술폰산을 0.2 내지 5중량% 함유하는 것을 특징으로 하는 2축배향적층필름.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019920003753A 1991-03-06 1992-03-06 2축배향적층필름 KR100194060B1 (ko)

Applications Claiming Priority (14)

Application Number Priority Date Filing Date Title
JP91-63785 1991-03-06
JP6378591 1991-03-06
JP6378391A JPH04278349A (ja) 1991-03-06 1991-03-06 二軸配向積層ポリエステルフイルム
JP91-63783 1991-03-06
JP91-82973 1991-03-25
JP3082973A JPH04294124A (ja) 1991-03-25 1991-03-25 二軸配向積層ポリエステルフイルム
JP27180591A JPH0584818A (ja) 1991-09-25 1991-09-25 二軸配向積層フイルム
JP91-271805 1991-09-25
JP3271807A JP2576321B2 (ja) 1991-09-25 1991-09-25 二軸配向積層フイルム
JP91-271807 1991-09-25
JP91-273443 1991-09-26
JP27344391A JP3123665B2 (ja) 1991-03-06 1991-09-26 二軸配向積層フイルム
JP04018247A JP3139513B2 (ja) 1992-01-07 1992-01-07 二軸配向積層ポリエステルフイルム
JP92-18247 1992-01-07

Publications (2)

Publication Number Publication Date
KR920017811A true KR920017811A (ko) 1992-10-21
KR100194060B1 KR100194060B1 (ko) 1999-06-15

Family

ID=27563821

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019920003753A KR100194060B1 (ko) 1991-03-06 1992-03-06 2축배향적층필름

Country Status (5)

Country Link
US (1) US5336079A (ko)
EP (1) EP0502745B9 (ko)
KR (1) KR100194060B1 (ko)
CA (1) CA2062480A1 (ko)
DE (1) DE69213052T2 (ko)

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EP0502745B2 (en) 2010-12-15
EP0502745B9 (en) 2011-08-31
EP0502745A2 (en) 1992-09-09
EP0502745B1 (en) 1996-08-28
US5336079A (en) 1994-08-09
CA2062480A1 (en) 1992-09-07
EP0502745A3 (en) 1992-12-16
KR100194060B1 (ko) 1999-06-15
DE69213052D1 (de) 1996-10-02

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