Patent · US Expired

Magnetic recording medium

US4732812A · kind A · utility

1Cited by
6References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 23, 1986
Grant dateMar 22, 1988
Priority date
Expiry dateJun 23, 2006

Classification

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

Abstract

A magnetic medium consisting essentially of a cured compound derived from a low-molecular weight, phosphorylated, polyoxyalkyl polyol and an organic isocyanate compound. The binder may also include a vinyl polymer and/or a polyoxyalkyl polyol.

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