Patent ID: 9643250
Date: 2017-05-09
CPC Classifications: B05D,B22F,C09K,C22C,C23C,C25D

Claim:
1. A composite particle, comprising: a core, a shielding layer deposited on the core, and further comprising an interlayer region formed at an interface of the shielding layer and the core, the interlayer region having a reactivity less than that of the core, and the shielding layer having a reactivity less than that of the interlayer region, a metallic layer not identical to the shielding layer and deposited on the shielding layer, the metallic layer having a reactivity less than that of the core, and optionally, an adhesion metal layer deposited on the metallic layer, wherein at least one of the shielding layer, the interlayer region, the metallic layer, and the optional adhesion metal layer is discontinuous, and wherein the composite particle is corrodible in the presence of an electrolyte fluid.