| 发明名称 |
Magnetic recording medium comprising acicular dendrite free iron oxide magnetic particles. |
| 摘要 |
<p>A magnetic recording medium comprising a nonmagnetizable substrate and a magnetizable layer coated onto the substrate. The magnetizable layer comprises about 83 to 89 percent by weight of acicular, substantially dendrite-free, iron oxide magnetic pigment particles dispersed in a polymeric binder. <IMAGE></p> |
| 申请公布号 |
EP0459706(B1) |
申请公布日期 |
1994.11.30 |
| 申请号 |
EP19910304685 |
申请日期 |
1991.05.23 |
| 申请人 |
MINNESOTA MINING AND MANUFACTURING COMPANY |
发明人 |
CHERNEGA, JOHN G., C/O MINNESOTA MINING AND;KUBIK, VERNA M., C/O MINNESOTA MINING AND |
| 分类号 |
B32B7/02;B32B27/14;C08J7/04;C08K3/22;C08K7/00;C08K7/08;C09D5/23;G11B5/706;G11B5/712;G11B5/714;G11B5/73;G11B5/842;(IPC1-7):G11B5/706 |
主分类号 |
B32B7/02 |
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