JPS5677927A - Magnetic recording medium - Google Patents
Magnetic recording mediumInfo
- Publication number
- JPS5677927A JPS5677927A JP15478479A JP15478479A JPS5677927A JP S5677927 A JPS5677927 A JP S5677927A JP 15478479 A JP15478479 A JP 15478479A JP 15478479 A JP15478479 A JP 15478479A JP S5677927 A JPS5677927 A JP S5677927A
- Authority
- JP
- Japan
- Prior art keywords
- coarseness
- pitch
- magnetic layer
- unevenness
- filler
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000945 filler Substances 0.000 abstract 2
- 239000011230 binding agent Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000000843 powder Substances 0.000 abstract 1
- 230000001629 suppression Effects 0.000 abstract 1
- 238000004804 winding Methods 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
- G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
- G11B5/708—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by addition of non-magnetic particles to the layer
- G11B5/7085—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by addition of non-magnetic particles to the layer non-magnetic abrasive 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
- 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.]
- Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
- Y10T428/24612—Composite web or sheet
-
- 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
- Y10T428/258—Alkali metal or alkaline earth metal 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
- Y10T428/31—Surface property or characteristic of web, sheet or block
Landscapes
- Magnetic Record Carriers (AREA)
- Paints Or Removers (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15478479A JPS5677927A (en) | 1979-11-28 | 1979-11-28 | Magnetic recording medium |
US06/207,546 US4337288A (en) | 1979-11-28 | 1980-11-17 | Magnetic recording medium |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15478479A JPS5677927A (en) | 1979-11-28 | 1979-11-28 | Magnetic recording medium |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5677927A true JPS5677927A (en) | 1981-06-26 |
JPH0221047B2 JPH0221047B2 (ja) | 1990-05-11 |
Family
ID=15591815
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15478479A Granted JPS5677927A (en) | 1979-11-28 | 1979-11-28 | Magnetic recording medium |
Country Status (2)
Country | Link |
---|---|
US (1) | US4337288A (ja) |
JP (1) | JPS5677927A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60145523A (ja) * | 1984-01-10 | 1985-08-01 | Nippon Telegr & Teleph Corp <Ntt> | 磁気記録媒体とその製法 |
US4645703A (en) * | 1982-11-19 | 1987-02-24 | Matsushita Electric Industrial Co., Ltd. | Magnetic recording medium |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3113859A1 (de) * | 1980-04-07 | 1982-01-28 | Fuji Photo Film Co., Ltd., Minami-Ashigara, Kanagawa | Magnetisches aufzeichnungsmaterial |
US4668568A (en) * | 1981-05-07 | 1987-05-26 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
US4625252A (en) * | 1981-09-03 | 1986-11-25 | Basf Aktiengesellschaft | Guide system and magnetic tape cassette comprising such a system |
JPS5853022A (ja) * | 1981-09-24 | 1983-03-29 | Hitachi Maxell Ltd | 磁気記録媒体 |
JPS5852805A (ja) * | 1981-09-24 | 1983-03-29 | Hitachi Maxell Ltd | 磁気記録媒体 |
JPS5852806A (ja) * | 1981-09-24 | 1983-03-29 | Hitachi Maxell Ltd | 磁気記録媒体 |
JPS5971129A (ja) * | 1982-10-18 | 1984-04-21 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
DE3376750D1 (en) * | 1982-11-01 | 1988-06-30 | Sumitomo Chemical Co | Abrasive; production thereof and use thereof in magnetic recording medium |
JPS59185027A (ja) * | 1983-04-04 | 1984-10-20 | Fuji Photo Film Co Ltd | 磁気記録体 |
JPS59191133A (ja) * | 1983-04-13 | 1984-10-30 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
JPS59203224A (ja) * | 1983-05-02 | 1984-11-17 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
DE3445345A1 (de) * | 1983-12-12 | 1985-06-13 | TDK Corporation, Tokio/Tokyo | Magnetisches aufzeichnungsmedium |
JPS60151830A (ja) * | 1984-01-20 | 1985-08-09 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
KR930000071B1 (ko) * | 1984-04-04 | 1993-01-08 | 히다찌마구세루 가부시기가이샤 | 자기기록 매체 |
JPS6139223A (ja) * | 1984-07-31 | 1986-02-25 | Tdk Corp | 磁気記録媒体 |
US4698280A (en) * | 1984-09-14 | 1987-10-06 | Konishiroku Photo Industry Co., Ltd. | Magnetic recording medium |
US4693930A (en) * | 1985-05-03 | 1987-09-15 | Minnesota Mining And Manufacturing Company | Smooth, low-friction magnetic recording medium |
US4812351A (en) * | 1987-07-09 | 1989-03-14 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
JPH02271216A (ja) * | 1989-04-13 | 1990-11-06 | Hitachi Metals Ltd | 磁気式エンコーダ |
US5108781A (en) * | 1990-03-12 | 1992-04-28 | Magnetic Peripherals Inc. | Process for manufacturing selectively textured magnetic recording media |
JPH0479732U (ja) * | 1990-11-26 | 1992-07-10 | ||
JPH04274015A (ja) * | 1991-02-27 | 1992-09-30 | Hitachi Maxell Ltd | オーデイオカセットテープとその製造方法 |
US5482497A (en) * | 1992-12-30 | 1996-01-09 | International Business Machines Corporation | Method and apparatus for texturing zones of a magnetic disk |
US5959814A (en) * | 1997-09-16 | 1999-09-28 | Quantum Corporation | Magnetic disk having separate park and take-off zones |
US6877246B1 (en) * | 2003-12-30 | 2005-04-12 | Kimberly-Clark Worldwide, Inc. | Through-air dryer assembly |
US20080003378A1 (en) * | 2006-06-30 | 2008-01-03 | Imation Corp. | Fluid jet printing recording media layers |
CN104231693A (zh) * | 2014-09-16 | 2014-12-24 | 安徽明都电气有限公司 | 一种耐热抗老化的改性沥青漆及其制备方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3817785A (en) * | 1970-01-02 | 1974-06-18 | Audio Magnetics Corp | Vibration compaction processing of magnetic tape |
JPS5217404B2 (ja) * | 1973-02-03 | 1977-05-16 | ||
FR2256493B1 (ja) * | 1973-12-28 | 1979-04-06 | Kodak Pathe | |
JPS5126006A (ja) * | 1974-08-28 | 1976-03-03 | Fuji Photo Film Co Ltd | |
DE2839658A1 (de) * | 1978-09-12 | 1980-03-20 | Agfa Gevaert Ag | Aufzeichnungstraeger |
-
1979
- 1979-11-28 JP JP15478479A patent/JPS5677927A/ja active Granted
-
1980
- 1980-11-17 US US06/207,546 patent/US4337288A/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4645703A (en) * | 1982-11-19 | 1987-02-24 | Matsushita Electric Industrial Co., Ltd. | Magnetic recording medium |
JPS60145523A (ja) * | 1984-01-10 | 1985-08-01 | Nippon Telegr & Teleph Corp <Ntt> | 磁気記録媒体とその製法 |
Also Published As
Publication number | Publication date |
---|---|
JPH0221047B2 (ja) | 1990-05-11 |
US4337288A (en) | 1982-06-29 |
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