KR900000010B1 - 자기 기록 테이프의 제조방법 - Google Patents
자기 기록 테이프의 제조방법 Download PDFInfo
- Publication number
- KR900000010B1 KR900000010B1 KR1019860001991A KR860001991A KR900000010B1 KR 900000010 B1 KR900000010 B1 KR 900000010B1 KR 1019860001991 A KR1019860001991 A KR 1019860001991A KR 860001991 A KR860001991 A KR 860001991A KR 900000010 B1 KR900000010 B1 KR 900000010B1
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- South Korea
- Prior art keywords
- tape
- graphite
- protective layer
- surface protective
- present
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- 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
- G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
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Abstract
Description
Claims (1)
- 자기 기록 테이프에 표면 보호층을 형성함에 있어서, 카아본 블랙을 10-3-10-2Torr의 진공조에 내장하고, F2+N2혼합 가스를 일정 압력으로 주입시키면서 200-400℃로 열처리한 후 서냉시켜 스퍼터링용 불화 흑연을 만들고, 그 불화 흑연을 Co-20 wt%Ni을 약 1500Å정도 도포한 테이프에 스퍼터링하여 표면 보호층을 형성함을 특징으로 하는 자기 기록 테이프의 제조방법.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019860001991A KR900000010B1 (ko) | 1986-03-18 | 1986-03-18 | 자기 기록 테이프의 제조방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019860001991A KR900000010B1 (ko) | 1986-03-18 | 1986-03-18 | 자기 기록 테이프의 제조방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR870009345A KR870009345A (ko) | 1987-10-26 |
| KR900000010B1 true KR900000010B1 (ko) | 1990-01-18 |
Family
ID=19248929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019860001991A Expired KR900000010B1 (ko) | 1986-03-18 | 1986-03-18 | 자기 기록 테이프의 제조방법 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR900000010B1 (ko) |
-
1986
- 1986-03-18 KR KR1019860001991A patent/KR900000010B1/ko not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| KR870009345A (ko) | 1987-10-26 |
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Legal Events
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| PA0109 | Patent application |
St.27 status event code: A-0-1-A10-A12-nap-PA0109 |
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| PA0201 | Request for examination |
St.27 status event code: A-1-2-D10-D11-exm-PA0201 |
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| R17-X000 | Change to representative recorded |
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| PG1501 | Laying open of application |
St.27 status event code: A-1-1-Q10-Q12-nap-PG1501 |
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