Accession Number : AD0163829

Title :   Flame Spraying Aluminum Oxide to Make Reflective Coatings.

Descriptive Note : Patent,

Corporate Author : OFFICE OF THE SECRETARY OF THE ARMY WASHINGTON D C

Personal Author(s) : Davies,John M. ; Zagieboylo,Walter

Report Date : 05 OCT 1971

Pagination or Media Count : 4

Abstract : A method of making a hard, durable, diffuse reflecting surface of coating comprising flame spraying a synthetic sapphire (a pure monocrystal of aluminum oxide) on a surface, said coating having a reflectance that deviates less than 4 percent over the wavelength range of from 0.3 to 3.0 microns.

Descriptors :   (*SAPPHIRE, *COATINGS), (*PATENTS, COATINGS), (*FLAME SPRAYING, SAPPHIRE), PHOTOMETERS, LIGHT TRANSMISSION, ALUMINUM COMPOUNDS, OPTICAL COATINGS, REFLECTIVITY

Subject Categories : Coatings, Colorants and Finishes

Distribution Statement : APPROVED FOR PUBLIC RELEASE