JPS6472324A - Magnetic recording medium - Google Patents
Magnetic recording mediumInfo
- Publication number
- JPS6472324A JPS6472324A JP62228188A JP22818887A JPS6472324A JP S6472324 A JPS6472324 A JP S6472324A JP 62228188 A JP62228188 A JP 62228188A JP 22818887 A JP22818887 A JP 22818887A JP S6472324 A JPS6472324 A JP S6472324A
- Authority
- JP
- Japan
- Prior art keywords
- sulfonic acid
- salt group
- metal salt
- acid metal
- polyurethane resin
- 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.)
- Pending
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
- G11B5/68—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
- G11B5/702—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 the bonding agent
Landscapes
- Magnetic Record Carriers (AREA)
- Paints Or Removers (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62228188A JPS6472324A (en) | 1987-09-11 | 1987-09-11 | Magnetic recording medium |
KR1019880011444A KR910006152B1 (ko) | 1987-09-11 | 1988-09-05 | 자기 기록 매체 |
CN88106631A CN1031903A (zh) | 1987-09-11 | 1988-09-09 | 磁性记录介质 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62228188A JPS6472324A (en) | 1987-09-11 | 1987-09-11 | Magnetic recording medium |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6472324A true JPS6472324A (en) | 1989-03-17 |
Family
ID=16872587
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP62228188A Pending JPS6472324A (en) | 1987-09-11 | 1987-09-11 | Magnetic recording medium |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS6472324A (ja) |
KR (1) | KR910006152B1 (ja) |
CN (1) | CN1031903A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2239248A (en) * | 1989-12-22 | 1991-06-26 | Basf Corp | Copolymers of vinyl acetate and allyl glycidyl ether capped c12-c30 aliphatic alcohols and their saponified products |
GB2239249A (en) * | 1989-12-22 | 1991-06-26 | Basf Corp | Copolymers from polyalkylene oxides containing an allyl glycidyl ether reactive double bond and vinyl acetate |
-
1987
- 1987-09-11 JP JP62228188A patent/JPS6472324A/ja active Pending
-
1988
- 1988-09-05 KR KR1019880011444A patent/KR910006152B1/ko not_active IP Right Cessation
- 1988-09-09 CN CN88106631A patent/CN1031903A/zh active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2239248A (en) * | 1989-12-22 | 1991-06-26 | Basf Corp | Copolymers of vinyl acetate and allyl glycidyl ether capped c12-c30 aliphatic alcohols and their saponified products |
GB2239249A (en) * | 1989-12-22 | 1991-06-26 | Basf Corp | Copolymers from polyalkylene oxides containing an allyl glycidyl ether reactive double bond and vinyl acetate |
US5770106A (en) * | 1989-12-22 | 1998-06-23 | Basf Corporation | Copolymers from polyalkylene oxides containing an allyl glycidyl ether reactive double bond and vinyl acetate |
Also Published As
Publication number | Publication date |
---|---|
KR890005662A (ko) | 1989-05-16 |
KR910006152B1 (ko) | 1991-08-16 |
CN1031903A (zh) | 1989-03-22 |
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