Patent · US Expired

Resin composition for an optical disc and an optical disc using it

US5242731A · kind A · utility

4Cited by
1References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 28, 1991
Grant dateSep 7, 1993
Priority date
Expiry dateMar 28, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31663
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An optical disc having a transparent substrate, a resin layer comprised of a silicon resin and a curing catalyst, a projection/recess pattern formed on the transparent substrate, and a recording layer formed on the resin layer.

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