Patent · US Expired

Heat mode recording element based on a thin metal layer

US6187508A · kind A · utility

4Cited by
5References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 24, 1999
Grant dateFeb 13, 2001
Priority date
Expiry dateJun 24, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/146
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An improved heat mode recording element based on a thin metal layer, preferably bismuth, is disclosed, characterized in that it contains hypophosphorous acid, or phosphorous acid, or a mixture of both.

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