Patent · US Expired

Magnetic recording media comprising fine particles of organosilica gel in the magnetic recording layer

US4603080A · kind A · utility

4Cited by
4References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 18, 1984
Grant dateJul 29, 1986
Priority date
Expiry dateOct 18, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/259
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A magnetic recording medium comprising a non-magnetic support and a magnetic recording layer formed on at least one side of the support, the magnetic recording layer being made of a cured mixture of magnetic particles and an organosilica gel bearing isopropyl end groups dispersed in thermosetting resin binders.

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