Patent · US Active

Transparent substrate coated with a silver layer

US7846549B2 · kind B2 · utility

4Cited by
17References
35Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 3, 2007
Grant dateDec 7, 2010
Priority date
Expiry dateOct 3, 2027

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24942
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Low emissivity glazing which is an assembly of thin layers including at least one metal layer reflecting infrared rays between one or more dielectric layers located between the metal layer and the glass sheet and on the metal layer, the light transmission of one clear float glass sheet 4 mm thick coated with said layers being not less than 83%, the metal layer being selected such that the emissivity is not higher than 0.042.

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