Patent · US Expired

Magnetic recording medium

US4714654A · kind A · utility

8Cited by
7References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 19, 1984
Grant dateDec 22, 1987
Priority date
Expiry dateDec 19, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/256
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A magnetic recording medium in which a hexagonal crystalline system ferromagnetic powder having a specific surface area of 25 to 50 m.sup.2 /g is dispersed in a resinous binder is suitable for high-density recording which is low in noise and is excellent in orientation properties.

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