KR860009387A - 자기 기록 매체 - Google Patents
자기 기록 매체 Download PDFInfo
- Publication number
- KR860009387A KR860009387A KR1019860003991A KR860003991A KR860009387A KR 860009387 A KR860009387 A KR 860009387A KR 1019860003991 A KR1019860003991 A KR 1019860003991A KR 860003991 A KR860003991 A KR 860003991A KR 860009387 A KR860009387 A KR 860009387A
- Authority
- KR
- South Korea
- Prior art keywords
- magnetic recording
- recording media
- layer
- recording medium
- carbon black
- Prior art date
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
- G11B5/735—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 back layer
- G11B5/7356—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 back layer comprising non-magnetic particles in the back layer, e.g. particles of TiO2, ZnO or SiO2
-
- 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
-
- 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
- Y10T428/25—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
- Y10T428/256—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
- Y10T428/29—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.]
- Y10T428/2991—Coated
-
- 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.]
- Y10T428/2991—Coated
- Y10T428/2998—Coated including synthetic resin or polymer
-
- 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]
- Y10T428/31551—Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
- Y10T428/31609—Particulate metal or metal compound-containing
Landscapes
- Paints Or Removers (AREA)
- Magnetic Record Carriers (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (2)
- 지지체의 일면측에 자성층을 또 한 다른면 측에는 폴리이소시아니트로 처리한 카아본 블랙을 포함하는 충을 구성한 것을 특징으로 하는 자기 기록 매체.
- 지지체의 한면측에 자성층을, 또한 다른 면측에 카아본 블랙과 이소시아니트계 경화제로 처리된 평균 알맹이 지름 약 1μm이하의 일산화 티탄을 포함하는 층을 구성한 것을 특징으로 하는 자기 기록 매체.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11418485A JPH06103528B2 (ja) | 1985-05-29 | 1985-05-29 | 磁気記録媒体 |
JP114184 | 1985-05-29 | ||
JP60116552A JPS61276119A (ja) | 1985-05-31 | 1985-05-31 | 磁気記録媒体 |
JP116552 | 1985-05-31 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR860009387A true KR860009387A (ko) | 1986-12-22 |
KR900002991B1 KR900002991B1 (en) | 1990-05-04 |
Family
ID=26453003
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR8603991A KR900002991B1 (en) | 1985-05-29 | 1986-05-22 | Magnetic recording carrier |
Country Status (3)
Country | Link |
---|---|
US (1) | US4770932A (ko) |
KR (1) | KR900002991B1 (ko) |
DE (1) | DE3617877A1 (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0362312A (ja) * | 1989-07-28 | 1991-03-18 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
JP2621565B2 (ja) * | 1990-04-11 | 1997-06-18 | 松下電器産業株式会社 | 磁気記録媒体 |
US5106709A (en) * | 1990-07-20 | 1992-04-21 | Globe-Union Inc. | Composite substrate for bipolar electrode |
DE4216847A1 (de) * | 1992-05-21 | 1993-11-25 | Basf Magnetics Gmbh | Flexible magnetische Aufzeichnungsträger mit Rückschicht |
US5607747A (en) * | 1994-04-15 | 1997-03-04 | Minnesota Mining And Manufacturing Company | Magnetic recording media having a backside coating which includes multicomponent, nonmagnetic particles |
US5510169A (en) * | 1994-10-14 | 1996-04-23 | Minnesota Mining And Manufacturing Company | Magnetic recording medium with backside coating containing polymeric particles |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2250383C3 (de) * | 1972-10-13 | 1978-06-15 | Agfa-Gevaert Ag, 5090 Leverkusen | Magnetisierbares Speichermedium |
JPS5724027A (en) * | 1980-07-16 | 1982-02-08 | Tdk Corp | Magnetic recording medium |
JPS595430A (ja) * | 1982-06-30 | 1984-01-12 | Hitachi Maxell Ltd | 磁気記録媒体 |
JPS595429A (ja) * | 1982-06-30 | 1984-01-12 | Hitachi Maxell Ltd | 磁気記録媒体 |
JPS595423A (ja) * | 1982-07-01 | 1984-01-12 | Sony Corp | 磁気記録媒体 |
JPS5916139A (ja) * | 1982-07-20 | 1984-01-27 | Victor Co Of Japan Ltd | 磁気記録媒体 |
JPS5922230A (ja) * | 1982-07-29 | 1984-02-04 | Victor Co Of Japan Ltd | 磁気記録媒体 |
JPS5928232A (ja) * | 1982-08-09 | 1984-02-14 | Victor Co Of Japan Ltd | 磁気記録媒体 |
JPS5956223A (ja) * | 1982-09-27 | 1984-03-31 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
US4584243A (en) * | 1982-11-01 | 1986-04-22 | Sumitomo Chemical Company, Limited | Abrasive, production thereof and use thereof in magnetic recording medium |
JPS59162624A (ja) * | 1983-03-07 | 1984-09-13 | Fuji Photo Film Co Ltd | 磁気記録体 |
JPS59180830A (ja) * | 1983-03-31 | 1984-10-15 | Kao Corp | 磁気記録媒体 |
JPS59203228A (ja) * | 1983-04-30 | 1984-11-17 | Victor Co Of Japan Ltd | 磁気記録媒体 |
JPS59203229A (ja) * | 1983-04-30 | 1984-11-17 | Victor Co Of Japan Ltd | 磁気記録媒体 |
US4664973A (en) * | 1983-12-27 | 1987-05-12 | United Technologies Corporation | Porous metal abradable seal material |
JPS60229227A (ja) * | 1984-04-27 | 1985-11-14 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
US4649072A (en) * | 1984-09-21 | 1987-03-10 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
JPS61115237A (ja) * | 1984-11-12 | 1986-06-02 | Victor Co Of Japan Ltd | 磁気記録媒体 |
KR900006305B1 (ko) * | 1985-07-22 | 1990-08-28 | 니뽕 빅터 가부시끼가이샤 | 자기 기록 매체 |
-
1986
- 1986-05-22 KR KR8603991A patent/KR900002991B1/ko not_active IP Right Cessation
- 1986-05-28 US US06/867,686 patent/US4770932A/en not_active Expired - Fee Related
- 1986-05-28 DE DE19863617877 patent/DE3617877A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
DE3617877A1 (de) | 1986-12-04 |
DE3617877C2 (ko) | 1990-06-21 |
US4770932A (en) | 1988-09-13 |
KR900002991B1 (en) | 1990-05-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR850008731A (ko) | 자기 기록매체 | |
KR900005427A (ko) | 디스크 카트리지 | |
KR880004467A (ko) | 자기디스크장치 | |
KR860009387A (ko) | 자기 기록 매체 | |
KR840009164A (ko) | 자기 기록 매체 | |
KR850006101A (ko) | 자기 기록 매체 | |
KR900006961A (ko) | 디스크 기록장치 | |
DE68923568D1 (de) | Informationsspeichermedium und Aufzeichnungs-/Wiedergabegerät damit. | |
KR930022351A (ko) | 하드디스크드라이브 | |
KR870000682A (ko) | 자기 기록 매체 | |
KR860002790A (ko) | 자기 기록 매체 | |
KR880004447A (ko) | 광학적 정보 기록 매체 | |
KR860009389A (ko) | 자기 기록 매체 | |
KR850004836A (ko) | 자성기록매체 | |
KR900008488A (ko) | 자기기록 매체 | |
KR960008705A (ko) | 회전드럼 유닛을 지닌 기록 및/또는 재생장치 | |
KR920020402A (ko) | 회전 헤드(head)장치 | |
KR840009163A (ko) | 자기기록 매체 | |
KR870001553A (ko) | 자기 기록 매체 | |
KR860009388A (ko) | 자기 기록 매체 | |
KR870004403A (ko) | 자기 기록 매체 | |
KR920704290A (ko) | 냉각되어야 할 소자용 냉각체 | |
KR890013614A (ko) | 자기 디스크 | |
KR890001030A (ko) | 자기기록매체 | |
KR870004404A (ko) | 자기 기록 매체 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 19950315 Year of fee payment: 6 |
|
LAPS | Lapse due to unpaid annual fee |