Patent · US Expired

Magnetic recording medium

US4443490A · kind A · utility

11Cited by
3References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 18, 1982
Grant dateApr 17, 1984
Priority date
Expiry dateNov 18, 2002

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B5/7026
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A magnetic recording medium carrying a magnetic layer thereon, the magnetic layer primarily composed of binder and magnetic powder, wherein the binder is composed of an acrylic compound having a plurality of unsaturated bonds in its molecule and a thermoplastic resin in a weight ratio of 80:20 to 20:80, and is hardened under irradiation.

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