Patent · US Expired

Stabilized chromium dioxide compositions

US4068038A · kind A · utility

5Cited by
3References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 2, 1975
Grant dateJan 10, 1978
Priority date
Expiry dateSep 2, 1995

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2993
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

Composition comprising a highly ferromagnetic CrO.sub.2 having deposited on the surface thereof an insoluble or sparingly soluble compound, thereby rendering the composition essentially non-reactive to water or oxidizable organic substances. Compound comprises either an oxide or hydroxide of Si and/or Ti.

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