Title:
【発明の名称】磁気記録媒体
Document Type and Number:
Japanese Patent JPH0640382
Kind Code:
B2
Abstract:
A magnetic recording medium comprises a nonmagnetic support and a magnetic recording layer provided on the support which comprises two layers including a first magnetic recording layer and a second magnetic recording layer. Each of the two magnetic recording layers contains a ferromagnetic powder having a coercive force of not less than 500 Oe dispersed therein. The first magnetic recording layer is provided on the support has a Young's modulus of 500 to 1,000 kg/mm2; and the second magnetic recording layer provided on the first magnetic recording layer has a Young's modulus of not less than 1,300 kg/mm2; and the magnetic recording layers as a whole show a Young's modulus of not less than 900 kg/mm2.
Inventors:
Hiroshi Ogawa
Yasuo Tamai
Yasuo Tamai
Application Number:
JP24885886A
Publication Date:
May 25, 1994
Filing Date:
October 20, 1986
Export Citation:
Assignee:
Fuji Photo Film Co., Ltd.
International Classes:
G11B5/706; C09D5/23; C09D127/04; C09D127/06; C09D175/00; C09D175/04; G11B5/716; (IPC1-7): G11B5/716; G11B5/706
Domestic Patent References:
| JPS5733435A | ||||
| JPS5421304A | ||||
| JPS5366202A |
Attorney, Agent or Firm:
Yasuo Yanagawa
Next Patent: 磁気記録媒体