C - Chemistry – Metallurgy – 03 – C
Patent
C - Chemistry, Metallurgy
03
C
C03C 8/02 (2006.01)
Patent
CA 2072946
Mo3653 MD-90-91-IC RARE EARTH-CONTAINING FRITS HAVING A HIGH GLASS TRANSITION TEMPERATURE AND THEIR USE FOR THE PRODUCTION OF ENAMELS HAVING IMPROVED HEAT RESISTANCE ABSTRACT OF THE DISCLOSURE The present invention is directed to an alkali borosilicate frit which is capable of being applied to a metal substrate by the dry powder electrostatic process at a transfer efficiency of at least 70%, has a glass transition temperature of >525°C and contains, based on the total weight of the frit: Image wherein the total weight of CoO plus NiO is at least 1. The present invention is also directed to enamels for self-cleaning ovens containing these frits. Mo3653
Grebe Vernon J.
Saad Elie E.
Sproson Derek W.
Stidham Arthur C.
Corporation Bayer
Miles Inc.
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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