Title:
【発明の名称】情報記録媒体
Document Type and Number:
Japanese Patent JPH0719396
Kind Code:
B2
Abstract:
An optical information record medium comprising a transparent substrate (1), an optical information recording layer (4), and a reflective metal layer (3). The reflective metal layer (3) is formed of an aluminum-titanium alloy in which the titanium content is between 0.1 and 10 weight %. The medium has improved stability against corrosion due to the improved reflective metal layer (3).
Inventors:
NAITO MITSUO
KYOMYA TADASHI
SASAOKA TATSUYA
KYOMYA TADASHI
SASAOKA TATSUYA
Application Number:
JP27629785A
Publication Date:
March 06, 1995
Filing Date:
December 09, 1985
Export Citation:
Assignee:
SONY CORP
International Classes:
G11B7/24027; G11B7/2542; G11B7/258; G11B7/2585; (IPC1-7): G11B7/24
Domestic Patent References:
| JP5720933A |
Attorney, Agent or Firm:
Hidekuma Matsukuma