DE69306553T2 - Magnetischer Aufzeichnungsträger mit zerfurchter rückseitiger Beschichtung aus Blockpolymeren - Google Patents
Magnetischer Aufzeichnungsträger mit zerfurchter rückseitiger Beschichtung aus BlockpolymerenInfo
- Publication number
- DE69306553T2 DE69306553T2 DE69306553T DE69306553T DE69306553T2 DE 69306553 T2 DE69306553 T2 DE 69306553T2 DE 69306553 T DE69306553 T DE 69306553T DE 69306553 T DE69306553 T DE 69306553T DE 69306553 T2 DE69306553 T2 DE 69306553T2
- Authority
- DE
- Germany
- Prior art keywords
- furrowed
- recording medium
- magnetic recording
- block polymers
- coating made
- 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.)
- Expired - Fee Related
Links
- 239000011248 coating agent Substances 0.000 title 1
- 238000000576 coating method Methods 0.000 title 1
- 229920000642 polymer Polymers 0.000 title 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
- G11B5/73—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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
- G11B21/10—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US83335492A | 1992-02-10 | 1992-02-10 | |
US99410292A | 1992-12-21 | 1992-12-21 | |
PCT/US1993/000613 WO1993016466A1 (en) | 1992-02-10 | 1993-01-22 | Magnetic recording medium with bumpy backside coating derived from block copolymers |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69306553D1 DE69306553D1 (de) | 1997-01-23 |
DE69306553T2 true DE69306553T2 (de) | 1997-07-03 |
Family
ID=27125615
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69306553T Expired - Fee Related DE69306553T2 (de) | 1992-02-10 | 1993-01-22 | Magnetischer Aufzeichnungsträger mit zerfurchter rückseitiger Beschichtung aus Blockpolymeren |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0626091B1 (de) |
JP (1) | JPH07503806A (de) |
KR (1) | KR950700588A (de) |
DE (1) | DE69306553T2 (de) |
WO (1) | WO1993016466A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2307872A (en) * | 1995-12-04 | 1997-06-11 | Minnesota Mining & Mfg | Star polymer binder for magnetic recording materials |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69108996T2 (de) * | 1990-07-05 | 1995-08-31 | Matsushita Electric Ind Co Ltd | Magnetischer Aufzeichnungsträger und dessen Herstellungsverfahren. |
-
1993
- 1993-01-22 JP JP5514092A patent/JPH07503806A/ja active Pending
- 1993-01-22 EP EP93903655A patent/EP0626091B1/de not_active Expired - Lifetime
- 1993-01-22 DE DE69306553T patent/DE69306553T2/de not_active Expired - Fee Related
- 1993-01-22 WO PCT/US1993/000613 patent/WO1993016466A1/en active IP Right Grant
-
1994
- 1994-08-09 KR KR1019940702733A patent/KR950700588A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DE69306553D1 (de) | 1997-01-23 |
WO1993016466A1 (en) | 1993-08-19 |
KR950700588A (ko) | 1995-01-16 |
EP0626091B1 (de) | 1996-12-11 |
EP0626091A1 (de) | 1994-11-30 |
JPH07503806A (ja) | 1995-04-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |