Patent · US Expired

Low emissivity film for automotive heat load reduction

US4898789A · kind A · utility

229Cited by
12References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 4, 1988
Grant dateFeb 6, 1990
Priority date
Expiry dateApr 4, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/12896
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A multiple-layer, high transmittance, low emissivity coated article is disclosed comprising at least two infrared reflective metal layers alternatingly combined with at least three metal oxide antireflective layers to produce a coating with superior low emissivity and low visible reflectance, especially for use to reduce heat load in automobiles.

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