▎ 摘　　要

NOVELTY - Preparing multiple heterogeneous interface structure with thermoelectric base flame-retardant coating with temperature sensing function involves (i) uniformly dispersing the core thermoelectric material and surfactant in the solvent A, stirring, adding acid and thermoelectric monomer, continuously stirring, adjusting the reaction temperature, dissolving the oxidant in the solvent B, dropping into the mixed dispersion, continuously reacting, centrifuging, washing the precipitate and uniformly dispersing in the solvent C to obtain heterogeneous thermoelectric material dispersion; and (ii) uniformly dispersing the conductive nano-material and organic adhesive in the solvent C, preparing into conductive nano-material dispersion and organic binder dispersion, uniformly mixing with the heterogeneous thermoelectric material dispersion prepared in step (i), adding proper solvent C to form mixed dispersion, coating the mixed dispersion on the flammable base material, drying, coating and drying. USE - The multiple heterogeneous interface structure with thermoelectric base flame-retardant coating with temperature sensing function is used in film, fabric and foaming material (claimed). ADVANTAGE - The method has wide application prospect in the field of the electric device, transportation and Internet of Things and high heat safety requirement. The coating is sensitive, accurate and repeatable temperature sensing function and excellent flame retardant property, exhibits good adhesion and stability. DETAILED DESCRIPTION - Preparing multiple heterogeneous interface structure with thermoelectric base flame-retardant coating with temperature sensing function comprises (i) uniformly dispersing the core thermoelectric material and surfactant in the solvent A, stirring for 1-24 hours, adding acid and thermoelectric monomer, continuously stirring for 0.1-2 hours, adjusting the reaction temperature to -10 to 80 degrees C, dissolving the oxidant in the solvent B, dropping into the mixed dispersion in 0.1-1 hour, continuously reacting for 4-36 hours, when the mixed reaction liquid reaches the room temperature centrifuging, washing the precipitate and uniformly dispersing in the solvent C to obtain heterogeneous thermoelectric material dispersion; and (ii) uniformly dispersing the conductive nano-material and organic adhesive in the solvent C, preparing into conductive nano-material dispersion and organic binder dispersion, uniformly mixing with the heterogeneous thermoelectric material dispersion prepared in step (i), adding proper solvent C to form mixed dispersion, coating the mixed dispersion on the flammable base material and drying, coating and drying for 1-20 times. An INDEPENDENT CLAIM is also included for multiple heterogeneous interface structure with thermoelectric base flame-retardant coating with temperature sensing function.