Patent · US Expired

Coated transparent substrate

US5473468A · kind A · utility

7Cited by
0References
48Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 1, 1994
Grant dateDec 5, 1995
Priority date
Expiry dateJun 1, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24975
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A coated wear resistant and transparent glass substrate has a multi-layer system with at least one layer of an oxynitride of one of hafnium, zirconium, tantalum and titanium, and with no metal layer. The substrate with multi-layer system has a reduced sun energy transmittance and anti-reflective effect in the visual spectral range.

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