NEW POWDERED INK FOR PRINTING ON GLASS AND ITS METHOS OF FABRICATION AND ALSO APPLICATION ON GLASS.

摘要

The ink for glass bottles is obtained by extrusion followed by powdering of the following:- 75 pts. of epoxide resin ("Epikote 1001"), 25 pts. of ("Epikote 1004" 0-2pts. of "Aerosite 2941/380", 3-5pts. of "Butvar D 510", 3-5 pts. pigments, 0 40pts. of fillers and 4-5pts. dicyandiamide. The powder is 15-40 microns and has less than 2% water and is applied by electro static projection across a silk screen, followed by heating to 200-250 degrees for 1/2-5min. The process is more economic and gives neater lettering than known processes.