Patent · US Expired

Optical recording medium

US5075145A · kind A · utility

14Cited by
4References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 2, 1990
Grant dateDec 24, 1991
Priority date
Expiry dateApr 2, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31678
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An optical recording medium comprising a substrate and a metal reflective layer provided on the substrate, in which the metal reflective layer comprises an alloy of Al and at least one metal selected from the elements of Groups Ib, IIa, IVb, Vb, VIb, IIIa, IVa and Va of the Periodic Table.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.