Optical recording medium and recording material for the same
US8435620B2 · kind B2 · utility
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12Claims
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Key dates
| Filing date | Sep 9, 2011 |
| Grant date | May 7, 2013 |
| Priority date | — |
| Expiry date | Oct 6, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/21
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Disclosed herein is a recording material for an optical recording medium. The recording material has a composition represented by a general formula of BixGeyO(1-x-y), in which x and y respectively are atomic ratios of bismuth and germanium, and satisfy the requirements of the following formulae: 2.8≦(x/y)≦25 and 0.55≦(1−x−y)≦0.62.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.