KR920018676A - 자기기록매체 - Google Patents

자기기록매체 Download PDF

Info

Publication number
KR920018676A
KR920018676A KR1019910005159A KR910005159A KR920018676A KR 920018676 A KR920018676 A KR 920018676A KR 1019910005159 A KR1019910005159 A KR 1019910005159A KR 910005159 A KR910005159 A KR 910005159A KR 920018676 A KR920018676 A KR 920018676A
Authority
KR
South Korea
Prior art keywords
magnetic recording
recording medium
magnetic
zro
compound
Prior art date
Application number
KR1019910005159A
Other languages
English (en)
Other versions
KR940009729B1 (ko
Inventor
김정현
전광승
Original Assignee
배도
동양폴리에스터 주식회사
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 배도, 동양폴리에스터 주식회사 filed Critical 배도
Priority to KR1019910005159A priority Critical patent/KR940009729B1/ko
Publication of KR920018676A publication Critical patent/KR920018676A/ko
Application granted granted Critical
Publication of KR940009729B1 publication Critical patent/KR940009729B1/ko

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
    • G11B5/72—Protective coatings, e.g. anti-static or antifriction

Landscapes

  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)

Abstract

내용 없음

Description

자기기록매체
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (2)

  1. 비자성 지지체상에 자성층을 갖는 자기기록매체를 제조함에 있어서, 자기기록매체의 자성층에 몰비분포가 0.1:10~10:0.1로한 α-Aℓ2O3-ZrO2화합물을 함유하는 것을 특징으로 하는 자기기록매체.
  2. 제 1항에 있어서, α-Aℓ2O3-ZrO2화합물은 자성층중의 자성분말 100중량부에 대하여 0.3내지 0.5중량부로 첨가하는 것을 특징으로 하는 자기기록매체.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910005159A 1991-03-30 1991-03-30 자기기록매체 KR940009729B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019910005159A KR940009729B1 (ko) 1991-03-30 1991-03-30 자기기록매체

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910005159A KR940009729B1 (ko) 1991-03-30 1991-03-30 자기기록매체

Publications (2)

Publication Number Publication Date
KR920018676A true KR920018676A (ko) 1992-10-22
KR940009729B1 KR940009729B1 (ko) 1994-10-17

Family

ID=19312741

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910005159A KR940009729B1 (ko) 1991-03-30 1991-03-30 자기기록매체

Country Status (1)

Country Link
KR (1) KR940009729B1 (ko)

Also Published As

Publication number Publication date
KR940009729B1 (ko) 1994-10-17

Similar Documents

Publication Publication Date Title
KR840008517A (ko) 자기 기록매체
JPS52140303A (en) Magnetic record medium
KR840009164A (ko) 자기 기록 매체
KR860003590A (ko) 자기 기록 매체 및 그 제조법
KR850002533A (ko) 자기기록 매체
KR920018676A (ko) 자기기록매체
KR920018674A (ko) 자기기록매체
KR870009341A (ko) 자기 기록 매체
KR880003288A (ko) 자기 기록 매체
KR910013095A (ko) 자기 기록 매체
KR920006918A (ko) 자기 기록 매체
KR920013276A (ko) 자기기록 매체
KR920018672A (ko) 자기기록매체
KR940002778A (ko) 자기기록 매체
KR910013094A (ko) 자기 기록 매체
KR920005077A (ko) 자기 기록매체
KR890007231A (ko) 자기기록매체
KR950034093A (ko) 자기 기록 매체
KR970007861A (ko) 자기기록매체의 제조방법
KR890010813A (ko) 자기 기록 매체
KR890010812A (ko) 자기 기록 매체
JPS5740753A (en) Magnetic recording medium
KR920013280A (ko) 자기기록용 테이프
KR930008733A (ko) 자기기록 매체
KR920010548A (ko) 자기 기록 매체

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
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: 19971001

Year of fee payment: 4

LAPS Lapse due to unpaid annual fee