Patent ID: 7938012

Claim:
A smart coat for damage detection information, said smart coat can be provided on a subject body, wherein the subject body is made of an electrically-conductive material, characterized in that the smart coat comprises a sensing layer, wherein the sensing layer is composed of an electrically-conductive material, and a thickness of the sensing layer is from 10 nanometers to 100 micrometers, the smart coat further comprises a driving layer provided between the sensing layer and the subject body, the driving layer is composed of an organic material driving layer or an inorganic material driving layer, the inorganic material driving layer is composed of an inorganic electrically-nonconductive material, the organic material driving layer is composed of an organic electrically-nonconductive material; wherein said electrically-conductive material comprises electrically-conductive particles and a modifier, and the modifier comprises at least one of an activating agent, a wetting agent and a catalytic agent; and the inorganic electrically-nonconductive material forming the inorganic material driving layer comprises a ceramic material, inorganic mineral fines, and a modifier, the electrically-nonconductive organic material forming the organic material driving layer comprises a zinc chromate primer and an additive agent.