METHOD OF MAKING A COATED ALUMINUM REFLECTOR

摘要

Process for the manufacture of a reflective aluminum article, characterized in that the aluminum article is treated to provide a highly specular reflecting surface thereon, while removing any oxide coating thereof, applying a coating of silicate solution on the the surface thus treated, and the coating thus applied is heated to produce a transparent, hard, tightly adhering silicate coating on the specular reflective aluminum surface. (Machine-translation by Google Translate, not legally binding)