A thermally releasable adhesive member, comprising: a base resin; and microcapsules dispersed and disposed in the base resin, characterized by the following features: each microcapsule comprises: a core part; a shell part wrapping the core part; and an organic solvent disposed in the core part, and an average diameter of the microcapsules is in a range from 50 nm to 500 nm; characterized in that an amount ratio of the microcapsules is in a range from 0.01 wt% to 20 wt% on the basis of a total weight of the base resin and the microcapsules; the organic solvent comprises at least one selected from methylcyclohexane, cyclohexane, cyclopentane, isooctane, tert-butyl acetate, heptene or heptane; the core part comprises at least one selected from poly(2-ethylhexylacrylate), polybutyl acrylate, polyvinyl acetate, polymethyl methacrylate, polyethyl acrylate, polymethyl acrylate, polybenzyl acrylate, polyphenoxyethyl acrylate, polyacrylic acid, polyhydroxyethyl methacrylate, polyglycidyl methacrylate, or polyacetoacetoxyethyl methacrylate; and the shell part comprises at least one selected from branched-polyethyleneimine, polyallylamine, polyvinylamine, polydimethylaminoethyl methacrylate, poly diallyldimethylammonium chloride, gelatin, bovine serum albumin, casein, or chitosan. a base resin; and microcapsules dispersed and disposed in the base resin, characterized by the following features: each microcapsule comprises: a core part; a shell part wrapping the core part; and an organic solvent disposed in the core part, and an average diameter of the microcapsules is in a range from 50 nm to 500 nm; characterized in that an amount ratio of the microcapsules is in a range from 0.01 wt% to 20 wt% on the basis of a total weight of the base resin and the microcapsules; the organic solvent comprises at least one selected from methylcyclohexane, cyclohexane, cyclopentane, isooctane, tert-butyl acetate, heptene or heptane; the core part comprises at least one selected from poly(2-ethylhexylacrylate), polybutyl acrylate, polyvinyl acetate, polymethyl methacrylate, polyethyl acrylate, polymethyl acrylate, polybenzyl acrylate, polyphenoxyethyl acrylate, polyacrylic acid, polyhydroxyethyl methacrylate, polyglycidyl methacrylate, or polyacetoacetoxyethyl methacrylate; and the shell part comprises at least one selected from branched-polyethyleneimine, polyallylamine, polyvinylamine, polydimethylaminoethyl methacrylate, poly diallyldimethylammonium chloride, gelatin, bovine serum albumin, casein, or chitosan. a core part; a shell part wrapping the core part; and an organic solvent disposed in the core part, and an average diameter of the microcapsules is in a range from 50 nm to 500 nm; characterized in that an amount ratio of the microcapsules is in a range from 0.01 wt% to 20 wt% on the basis of a total weight of the base resin and the microcapsules; the organic solvent comprises at least one selected from methylcyclohexane, cyclohexane, cyclopentane, isooctane, tert-butyl acetate, heptene or heptane; the core part comprises at least one selected from poly(2-ethylhexylacrylate), polybutyl acrylate, polyvinyl acetate, polymethyl methacrylate, polyethyl acrylate, polymethyl acrylate, polybenzyl acrylate, polyphenoxyethyl acrylate, polyacrylic acid, polyhydroxyethyl methacrylate, polyglycidyl methacrylate, or polyacetoacetoxyethyl methacrylate; and the shell part comprises at least one selected from branched-polyethyleneimine, polyallylamine, polyvinylamine, polydimethylaminoethyl methacrylate, poly diallyldimethylammonium chloride, gelatin, bovine serum albumin, casein, or chitosan.