KR870005046A - 폴리에틸렌 나프탈레이트 필름 - Google Patents
폴리에틸렌 나프탈레이트 필름 Download PDFInfo
- Publication number
- KR870005046A KR870005046A KR860009601A KR860009601A KR870005046A KR 870005046 A KR870005046 A KR 870005046A KR 860009601 A KR860009601 A KR 860009601A KR 860009601 A KR860009601 A KR 860009601A KR 870005046 A KR870005046 A KR 870005046A
- Authority
- KR
- South Korea
- Prior art keywords
- polyethylene naphthalate
- film
- magnetic tape
- naphthalate film
- thickness
- Prior art date
Links
Classifications
-
- 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
-
- 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
-
- 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
- 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.]
- Y10T428/24355—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
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31786—Of polyester [e.g., alkyd, etc.]
Landscapes
- 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)
- Magnetic Record Carriers (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Laminated Bodies (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (4)
- 용융상태에서 측정된 1×107내지 5×108Ω㎝의 저항을 갖는 폴리에틸렌나프탈레이트로부터 정전 냉각법에 의해 제조되고 중심선 평균 조도[Ra(㎛)]와 필름 두께[T(㎛)]가 다음 식을 만족하는 2축연신폴리에틸렌 나프탈레이트 필름과 그 필름위에 피복된 자기층으로 된 자기테이프 :
- 상기 필름의 두께가 4 내지 40㎛인 자기테이프.
- 상기 폴리에틸렌 나프탈레이트의 고유점도가 0.40이상인 자기테이프.
- 상기 필름의 결정도가 28 내지 50%인 자기테이프.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60-254316 | 1985-11-13 | ||
JP60254316A JPS62113529A (ja) | 1985-11-13 | 1985-11-13 | ポリエチレンナフタレ−トフイルム |
JP254,316 | 1985-11-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR870005046A true KR870005046A (ko) | 1987-06-04 |
KR930000667B1 KR930000667B1 (ko) | 1993-01-29 |
Family
ID=17263303
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019860009601A KR930000667B1 (ko) | 1985-11-13 | 1986-11-12 | 폴리에틸렌 나프탈레이트 필름 |
Country Status (5)
Country | Link |
---|---|
US (1) | US4732799A (ko) |
EP (1) | EP0229255B1 (ko) |
JP (1) | JPS62113529A (ko) |
KR (1) | KR930000667B1 (ko) |
DE (1) | DE3683621D1 (ko) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
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 |
US5106681A (en) * | 1987-02-12 | 1992-04-21 | Diafoil Company, Limited | Polyester films, magnetic recording media and film capacitors produced therefrom |
US4835214A (en) * | 1987-11-23 | 1989-05-30 | Eastman Kodak Company | Polymer blends useful for hot fillable containers having improved gas barrier properties |
JPH02193313A (ja) * | 1989-01-20 | 1990-07-31 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
US5051292A (en) * | 1989-02-01 | 1991-09-24 | Teijin Limited | Biaxially oriented film of polyethylene-2,6-naphthalate |
JPH0641533B2 (ja) * | 1990-06-07 | 1994-06-01 | ダイアホイルヘキスト株式会社 | ポリエチレン―2,6―ナフタレートフィルム |
JPH04276310A (ja) * | 1991-03-04 | 1992-10-01 | Diafoil Co Ltd | デジタル記録媒体 |
JPH05182248A (ja) * | 1992-01-07 | 1993-07-23 | Diafoil Co Ltd | 光テープ |
EP0561596B2 (en) * | 1992-03-19 | 2001-12-19 | Teijin Limited | Oriented polyester film |
JP2821054B2 (ja) * | 1992-03-27 | 1998-11-05 | 富士写真フイルム株式会社 | 磁気記録媒体及び該磁気記録媒体を装填した磁気テープカセット |
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 |
JP2732997B2 (ja) * | 1993-01-29 | 1998-03-30 | 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 |
US5321074A (en) * | 1993-07-26 | 1994-06-14 | Eastman Chemical Company | Process for preparing hydrolytically stable poly (ethylene-2,6-naphthalene dicarboxylate) polymers |
DE69435173D1 (de) | 1993-12-21 | 2009-01-15 | Minnesota Mining & Mfg | Mehrschichtiger optischer Film |
US6245425B1 (en) | 1995-06-21 | 2001-06-12 | 3M Innovative Properties Company | Fiber reinforced aluminum matrix composite wire |
JPH09204006A (ja) * | 1996-01-25 | 1997-08-05 | Fuji Photo Film Co Ltd | ポリエステル系写真用支持体の製造方法 |
JPH10149661A (ja) * | 1996-11-15 | 1998-06-02 | Kao Corp | テープカートリッジ |
US6361734B1 (en) * | 1997-04-23 | 2002-03-26 | Mitsubishi Polyester Film Corporation | Process for producing polyester composition |
CA2275666C (en) * | 1997-10-29 | 2005-09-27 | Teijin Limited | Biaxially oriented film |
US6808658B2 (en) * | 1998-01-13 | 2004-10-26 | 3M Innovative Properties Company | Method for making texture multilayer optical films |
JP2000173855A (ja) * | 1998-12-10 | 2000-06-23 | Mitsubishi Polyester Film Copp | コンデンサー用ポリエチレン−2,6−ナフタレートフィルム |
JP4277685B2 (ja) | 2002-01-10 | 2009-06-10 | 東レ株式会社 | 二軸配向熱可塑性樹脂フィルム |
KR101287740B1 (ko) | 2005-04-08 | 2013-07-18 | 쓰리엠 이노베이티브 프로퍼티즈 컴파니 | 광학 필름의 열 경화법 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4829541B1 (ko) * | 1969-06-13 | 1973-09-11 | ||
JPS49132600A (ko) * | 1973-04-06 | 1974-12-19 | ||
US4198458A (en) * | 1973-05-11 | 1980-04-15 | Teijin Limited | Laminate polyester films |
GB1476407A (en) * | 1973-08-29 | 1977-06-16 | Teijin Ltd | Biaxially oriented film |
JPS50102303A (ko) * | 1974-01-11 | 1975-08-13 | ||
JPS5340231A (en) * | 1976-09-27 | 1978-04-12 | Toshiba Corp | Vector generator |
JPS5522257A (en) * | 1978-08-04 | 1980-02-16 | Hitachi Ltd | Limiter circuit |
JPS5522915A (en) * | 1978-08-07 | 1980-02-19 | Toray Ind Inc | Manufacture of polyester film |
JPS57165252A (en) * | 1981-04-06 | 1982-10-12 | Fuji Photo Film Co Ltd | Antistatic plastic film |
JPS58183220A (ja) * | 1982-04-21 | 1983-10-26 | Teijin Ltd | 溶融重合体シ−トの冷却装置 |
JPS5935921A (ja) * | 1982-08-23 | 1984-02-27 | Diafoil Co Ltd | ポリエステルフイルムの製造方法 |
JPS5971129A (ja) * | 1982-10-18 | 1984-04-21 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
JPS59179555A (ja) * | 1983-03-30 | 1984-10-12 | Teijin Ltd | 二軸延伸ポリエステルフイルム |
US4539389A (en) * | 1983-03-30 | 1985-09-03 | Teijin Limited | Biaxially oriented polyester film |
-
1985
- 1985-11-13 JP JP60254316A patent/JPS62113529A/ja active Granted
-
1986
- 1986-11-11 DE DE8686115662T patent/DE3683621D1/de not_active Revoked
- 1986-11-11 EP EP86115662A patent/EP0229255B1/en not_active Expired - Lifetime
- 1986-11-12 KR KR1019860009601A patent/KR930000667B1/ko not_active IP Right Cessation
- 1986-11-13 US US06/930,113 patent/US4732799A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4732799A (en) | 1988-03-22 |
EP0229255A3 (en) | 1988-08-03 |
KR930000667B1 (ko) | 1993-01-29 |
JPH054210B2 (ko) | 1993-01-19 |
DE3683621D1 (de) | 1992-03-05 |
JPS62113529A (ja) | 1987-05-25 |
EP0229255B1 (en) | 1992-01-22 |
EP0229255A2 (en) | 1987-07-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E902 | Notification of reason for refusal | ||
G160 | Decision to publish patent application | ||
O035 | Opposition [patent]: request for opposition | ||
E701 | Decision to grant or registration of patent right | ||
O073 | Decision to grant registration after opposition [patent]: decision to grant registration | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20050121 Year of fee payment: 13 |
|
LAPS | Lapse due to unpaid annual fee |