KR860002783A - 자기 기록 매체 - Google Patents
자기 기록 매체 Download PDFInfo
- Publication number
- KR860002783A KR860002783A KR1019840005700A KR840005700A KR860002783A KR 860002783 A KR860002783 A KR 860002783A KR 1019840005700 A KR1019840005700 A KR 1019840005700A KR 840005700 A KR840005700 A KR 840005700A KR 860002783 A KR860002783 A KR 860002783A
- Authority
- KR
- South Korea
- Prior art keywords
- magnetic recording
- recording medium
- filler
- recording media
- magnetic
- Prior art date
Links
- 239000000945 filler Substances 0.000 claims 3
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims 1
- 239000011230 binding agent Substances 0.000 claims 1
- 239000006229 carbon black Substances 0.000 claims 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
-
- 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
-
- 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
Landscapes
- Magnetic Record Carriers (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (2)
- 주면에 자성층을 가진 베이스 필림의 배면에, 충질제를 결합제와 같이 분산도포한 백크 코드층을 마련한 자기기록 매체에 있어서, 해당 충진제로서 구상으로 평균입자 지름이 0.01∼0.3μ의 산화 아연 분말을 함유하는 것을 특징으로 하는 자기 기록매체.
- 해당 충진제로서 또 휘발성분이 3중량 %이상의 카본 블랙을 포함하는 것을 특징으로 하는 특허청구 범위 제1항 기재의 자기 기록 매체.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019840005700A KR920006633B1 (ko) | 1984-09-18 | 1984-09-18 | 자기 기록 매체 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019840005700A KR920006633B1 (ko) | 1984-09-18 | 1984-09-18 | 자기 기록 매체 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR860002783A true KR860002783A (ko) | 1986-04-30 |
KR920006633B1 KR920006633B1 (ko) | 1992-08-10 |
Family
ID=19235440
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019840005700A KR920006633B1 (ko) | 1984-09-18 | 1984-09-18 | 자기 기록 매체 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR920006633B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20180061892A (ko) | 2016-11-30 | 2018-06-08 | 오보영 | 선반의 테이퍼 가공장치 |
-
1984
- 1984-09-18 KR KR1019840005700A patent/KR920006633B1/ko not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20180061892A (ko) | 2016-11-30 | 2018-06-08 | 오보영 | 선반의 테이퍼 가공장치 |
Also Published As
Publication number | Publication date |
---|---|
KR920006633B1 (ko) | 1992-08-10 |
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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 | ||
LAPS | Lapse due to unpaid annual fee |