TW328062B - Biaxially oriented laminate films and magnetic recording media - Google Patents
Biaxially oriented laminate films and magnetic recording mediaInfo
- Publication number
- TW328062B TW328062B TW086101318A TW86101318A TW328062B TW 328062 B TW328062 B TW 328062B TW 086101318 A TW086101318 A TW 086101318A TW 86101318 A TW86101318 A TW 86101318A TW 328062 B TW328062 B TW 328062B
- Authority
- TW
- Taiwan
- Prior art keywords
- thermoplastic resin
- resin layer
- resins
- biaxially oriented
- thickness
- Prior art date
Links
- 239000005001 laminate film Substances 0.000 title abstract 2
- 229920005992 thermoplastic resin Polymers 0.000 abstract 15
- 239000010419 fine particle Substances 0.000 abstract 2
- 239000004721 Polyphenylene oxide Substances 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 229920006122 polyamide resin Polymers 0.000 abstract 1
- 229920005668 polycarbonate resin Polymers 0.000 abstract 1
- 239000004431 polycarbonate resin Substances 0.000 abstract 1
- 229920001225 polyester resin Polymers 0.000 abstract 1
- 239000004645 polyester resin Substances 0.000 abstract 1
- 229920000570 polyether Polymers 0.000 abstract 1
- 229920001721 polyimide Polymers 0.000 abstract 1
- 239000009719 polyimide resin Substances 0.000 abstract 1
- 229920005672 polyolefin resin Polymers 0.000 abstract 1
- 229920000915 polyvinyl chloride Polymers 0.000 abstract 1
- 229920005989 resin Polymers 0.000 abstract 1
- 239000011347 resin Substances 0.000 abstract 1
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
- G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
-
- 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
- B32B27/06—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
-
- 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
-
- 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
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/30—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs
-
- 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
- G11B5/73925—Composite or coated non-esterified substrates
-
- 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
-
- 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
- B32B2307/70—Other properties
- B32B2307/72—Density
-
- 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
-
- 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.]
- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
-
- 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
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31678—Of metal
-
- 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.]
- Y10T428/31794—Of cross-linked polyester
-
- 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
Landscapes
- Magnetic Record Carriers (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1869496A JP3200347B2 (ja) | 1996-02-05 | 1996-02-05 | 積層フイルム |
JP3042596A JP3200349B2 (ja) | 1996-02-19 | 1996-02-19 | 積層フィルム |
JP03469996A JP3195219B2 (ja) | 1996-02-22 | 1996-02-22 | 積層フイルム |
JP12986696A JP3195235B2 (ja) | 1996-05-24 | 1996-05-24 | 積層フィルム |
Publications (1)
Publication Number | Publication Date |
---|---|
TW328062B true TW328062B (en) | 1998-03-11 |
Family
ID=27457019
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW086101318A TW328062B (en) | 1996-02-05 | 1997-02-04 | Biaxially oriented laminate films and magnetic recording media |
Country Status (5)
Country | Link |
---|---|
US (1) | US5912063A (zh) |
EP (1) | EP0787579B1 (zh) |
KR (1) | KR100262101B1 (zh) |
DE (1) | DE69716145T2 (zh) |
TW (1) | TW328062B (zh) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100448034B1 (ko) * | 1997-05-20 | 2005-06-01 | 데이진 가부시키가이샤 | 이축배향적층전방향족폴리아미드막및자기기록매체 |
US6355345B1 (en) * | 1997-12-12 | 2002-03-12 | Teijin Limited | Laminate film for preventing glass from shattering |
KR20010013755A (ko) | 1998-04-13 | 2001-02-26 | 야스이 쇼사꾸 | 고밀도 자기기록 매체용 방향족 폴리아미드 필름 |
EP1195748B1 (en) * | 1999-06-22 | 2005-10-19 | Teijin Limited | Magnetic recording medium and base film therefor |
JP2001023149A (ja) * | 1999-07-08 | 2001-01-26 | Sony Corp | 磁気記録媒体 |
EP1069553B1 (en) * | 1999-07-12 | 2006-09-13 | Teijin Limited | Magnetic recording medium and polyester film therefor |
WO2001066336A1 (en) * | 2000-03-07 | 2001-09-13 | Toray Industries, Inc. | Polyester film and process for producing the same |
US20030091866A1 (en) * | 2001-06-01 | 2003-05-15 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US7344786B2 (en) * | 2001-10-29 | 2008-03-18 | Fujifilm Corporation | Magnetic recording medium including a smooth coating layer on one side of the support |
JP2004171613A (ja) * | 2002-11-18 | 2004-06-17 | Fuji Photo Film Co Ltd | 磁気記録媒体の製造方法 |
JP2005092991A (ja) * | 2003-09-18 | 2005-04-07 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
US6895875B1 (en) * | 2003-11-18 | 2005-05-24 | General Electric Company | Mercury reduction system and method in combustion flue gas using staging |
JP4965555B2 (ja) * | 2005-04-08 | 2012-07-04 | スリーエム イノベイティブ プロパティズ カンパニー | ヒートセット型光学フィルム |
US20100223206A1 (en) * | 2008-11-14 | 2010-09-02 | Sharrock Michael P | Method of providing and selecting particles to increase signal-to-noise ratio in magnetic recording media |
JP5964655B2 (ja) * | 2012-05-25 | 2016-08-03 | 帝人デュポンフィルム株式会社 | 積層ポリエステルフィルム |
WO2023225430A1 (en) * | 2022-05-16 | 2023-11-23 | The Glad Products Company | Thermoplastic films and bags with improved strength properties created by angled ring rolling |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52134706A (en) * | 1976-05-06 | 1977-11-11 | Univ Tohoku | Vertical magnetic recorder reproducer and system therefor |
JPS54147010A (en) * | 1978-05-10 | 1979-11-16 | Matsushita Electric Ind Co Ltd | Magnetic recording medium |
JPS5616937A (en) * | 1979-07-17 | 1981-02-18 | Matsushita Electric Ind Co Ltd | Magnetic recording medium |
JPS5868223A (ja) * | 1981-09-17 | 1983-04-23 | Toray Ind Inc | 磁気記録媒体 |
US4548855A (en) * | 1982-11-02 | 1985-10-22 | Toray Industries, Inc. | Polyester film for magnetic recording medium |
FR2548958B1 (fr) * | 1983-07-13 | 1986-03-21 | Rhone Poulenc Films | Films polyesters composites |
JPS60180837A (ja) * | 1984-02-29 | 1985-09-14 | 東レ株式会社 | 被覆フイルム |
JPS60180838A (ja) * | 1984-02-29 | 1985-09-14 | 東レ株式会社 | 被覆フイルム |
FR2594381B1 (fr) * | 1986-02-14 | 1988-06-17 | Rhone Poulenc Films | Films composites polyester transparents utilisables notamment pour l'obtention de films metallises a haute brillance |
JP3088426B2 (ja) * | 1989-02-16 | 2000-09-18 | 帝人株式会社 | 積層二軸配向フイルム |
JP2666498B2 (ja) * | 1989-05-17 | 1997-10-22 | 東レ株式会社 | 金属薄膜型磁気記録媒体 |
JPH0380410A (ja) | 1989-08-24 | 1991-04-05 | Mitsubishi Electric Corp | 薄膜磁気ヘッドおよびその製造方法 |
JPH0784662B2 (ja) * | 1989-12-12 | 1995-09-13 | アプライドマテリアルズジャパン株式会社 | 化学的気相成長方法とその装置 |
US5270096A (en) * | 1990-04-18 | 1993-12-14 | Teijin Limited | Biaxially oriented polyester film for magnetic recording media |
US5336079A (en) * | 1991-03-06 | 1994-08-09 | Toray Industries, Inc. | Biaxially oriented laminated film comprising particles in a specific ratio of particle density |
GB9110902D0 (en) * | 1991-05-21 | 1991-07-10 | Ici Plc | Polymeric film |
CA2068441A1 (en) * | 1991-05-21 | 1992-11-22 | Robert Thomas Cassidy | Amide mould release agents for injection moulding of methylmethacrylate polymers |
DE69227354T2 (de) * | 1991-11-18 | 1999-05-06 | Toray Industries | Biaxial orientierter Film aus thermoplastischem Harz |
JP3215136B2 (ja) * | 1992-01-23 | 2001-10-02 | 帝人株式会社 | 磁気記録媒体用ポリエステルフイルム |
JP2746786B2 (ja) * | 1991-12-25 | 1998-05-06 | 帝人株式会社 | 磁気記録媒体用ポリエステルフイルム |
DE69233633T2 (de) * | 1991-12-25 | 2007-05-16 | Teijin Ltd. | Polyesterfilm für magnetische Aufzeichnung |
JP3057893B2 (ja) * | 1992-04-28 | 2000-07-04 | 三菱化学ポリエステルフィルム株式会社 | 積層フィルム |
EP0590570B1 (en) * | 1992-09-29 | 2001-06-13 | Diafoil Hoechst Co., Ltd | Biaxially oriented polyester film for magnetic recording medium |
WO1994013463A1 (en) * | 1992-12-09 | 1994-06-23 | Hoechst Aktiengesellschaft | Improved biaxially oriented copolyester film for magnetic recording media |
JP3361570B2 (ja) | 1993-06-24 | 2003-01-07 | 株式会社荏原総合研究所 | 高分子ヒドロゲル粒状物を利用する微生物固定化方法 |
US5656356A (en) * | 1994-01-11 | 1997-08-12 | Teijin Limited | Biaxially oriented laminated polyester film |
-
1997
- 1997-01-30 DE DE1997616145 patent/DE69716145T2/de not_active Expired - Lifetime
- 1997-01-30 EP EP19970300628 patent/EP0787579B1/en not_active Expired - Lifetime
- 1997-02-03 US US08/794,646 patent/US5912063A/en not_active Expired - Lifetime
- 1997-02-04 TW TW086101318A patent/TW328062B/zh not_active IP Right Cessation
- 1997-02-05 KR KR1019970003488A patent/KR100262101B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR100262101B1 (ko) | 2000-07-15 |
DE69716145D1 (de) | 2002-11-14 |
DE69716145T2 (de) | 2003-06-12 |
US5912063A (en) | 1999-06-15 |
EP0787579A1 (en) | 1997-08-06 |
KR970076525A (ko) | 1997-12-12 |
EP0787579B1 (en) | 2002-10-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |