| 发明名称 |
OPTISCHES INFORMATIONSAUFZEICHNUNGSMEDIUM. |
| 摘要 |
<p>An optical information recording medium, comprising a substrate and a recording layer, the recording layer containing a metal complex of a monoazo compound of the formula: <IMAGE> wherein X is a residue which, taken together with the adjacent nitrogen atom and carbon atom, forms a heterocyclic ring; Y is a residue which, taken together with the two adjacent carbon atoms, forms an aromatic ring; and Z is hydroxy or carboxy.</p> |
| 申请公布号 |
DE3577491(D1) |
申请公布日期 |
1990.06.07 |
| 申请号 |
DE19853577491 |
申请日期 |
1985.12.24 |
| 申请人 |
KURARAY CO., LTD., KURASHIKI, OKAYAMA, JP |
发明人 |
YOSHIKAWA, TADAO;NAGATA, SHIRO, KURASHIKI-CITY OKAYAMA PREF., JP |
| 分类号 |
G11B7/244;G11B7/246;G11B7/2467;G11B7/249;G11B7/253;G11B7/2531;G11B7/2532;G11B7/2533;G11B7/2534;G11B7/254;G11B7/258;G11B7/2585;G11B7/259;G11B7/2595;(IPC1-7):G11B7/24 |
主分类号 |
G11B7/244 |
| 代理机构 |
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