Patent · US Expired

Filming liquid composition for color braun tubes

US5264478A · kind A · utility

1Cited by
4References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 6, 1992
Grant dateNov 23, 1993
Priority date
Expiry dateAug 6, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D133/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The present invention discloses a filming liquid composition for color Braun tubes comprising deionized water, an acrylic emulsion, ammonium oxalate, ethyl silicate, and titanium oxide, aluminium oxide or a mixture thereof. The color Braun tube manufactured using the filming liquid composition shows the characteristics of high reflection efficiency of the aluminium vacuum evaporation film and excellent luminescent brightness of the color Braun tube.

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