Patent · US Expired

Magnetic recording medium

US4333985A · kind A · utility

18Cited by
0References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 24, 1981
Grant dateJun 8, 1982
Priority date
Expiry dateApr 24, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31935
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A magnetic recording medium is described comprising a protective layer including at least one substance selected from the group consisting of poly(paraxylylene), poly(monochloroparaxylylene), and poly(dichloroparaxylylene) formed on a magnetic recording layer comprising a thin ferromagnetic metal film.

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