COMPOSITION FOR CORROSION DUST AND MELTING DUST RESISTANCE ENVIRONMENT BARRIER COATING

摘要

To provide a coating system for using as coated EBC onto the surface of a substrate, and a forming method thereof and a coated component resulting from the coating system.SOLUTION: The present invention provides a coating system for positioning on a surface (103) of a substrate (102), and a coated component resulting from the coating system and a forming method thereof. The coating system (106) may include a layer (105) having a compound represented by the following formula: ABZDMO, where A is Al, Ga, In, Sc, Y, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Fe, Cr, Co, Mn, Bi, or mixtures thereof; b is 0 to about 0.5; Z is Hf, Ti, or mixtures thereof; D is Zr, Ce, Ge, Si, or mixtures thereof; d is 0 to about 0.5; and M is Ta, Nb, or mixture thereof.SELECTED DRAWING: Figure 2