Patent · US Expired

Magnetic recording medium

US4560617A · kind A · utility

11Cited by
8References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 12, 1984
Grant dateDec 24, 1985
Priority date
Expiry dateMar 12, 2004

Classification

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

Abstract

A magnetic recording medium comprising fine ferromagnetic particles as the main component and a binder composed of a mixture of a radiation sensitive soft resin, a radiation sensitive modified resin and a partially saponified vinyl chloride-vinyl acetate copolymer containing at least 0.5% by weight of maleic acid, said binder being cross-linked and polymerized by radiation.

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