Patent · US Expired

Magnetic migration display panel

US5846630A · kind A · utility

5Cited by
3References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 29, 1997
Grant dateDec 8, 1998
Priority date
Expiry dateApr 29, 2017

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/239
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A magnetic migration display panel including a dispersion liquid layer composed of a magnetic particle, a dispersion medium composed of an organic solvent, a thickening agent composed of fatty acid bis-amide with a hydroxyl group having a melting point of 120.degree. C. to 160.degree. C., and a coloring material as desired, on a substrate is provided.

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