Patent · US Expired

Low emissivity film

US5413864A · kind A · utility

44Cited by
10References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 5, 1991
Grant dateMay 9, 1995
Priority date
Expiry dateJul 5, 2011

Classification

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

Abstract

A low emissivity film which comprises: a substrate; and a coating of oxide and metallic films alternately formed on the substrate in a total of (2n+1) layers where n is an integer being equal to or more than 1, with the innermost layer being an oxide film, wherein the oxide film (B) formed on the outer side of the metallic film (A) being most apart from the substrate, has an internal stress which is equal to, or less than 1.1.times.10.sup.10 dyne/cm.sup.2.

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