Patent · US Expired

Information recording disk

US4716063A · kind A · utility

16Cited by
3References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 21, 1985
Grant dateDec 29, 1987
Priority date
Expiry dateOct 21, 2005

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31576
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An information recording disk has a transparent support substrate and a transfer layer formed thereon using a stamper. The transfer layer comprises a precursor having as major components a cycloacetal compound having at least two polymerizable unsaturated groups, a compound having at least two mercapto groups, and an acrylic ester and/or methacrylic ester.

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