A thermally releasable adhesive member (AP), comprising: a base resin (BR); and microcapsules (MC) dispersed and disposed in the base resin (BR), characterized by the following features: each microcapsule (MC) comprises: a core part (CP); a shell part (SP) wrapping the core part (CP); and an organic solvent (SB) disposed in the core part (CP), 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 (MC) is in a range from 0.01 wt% to 20 wt% on the basis of a total weight of the base resin (BR) and the microcapsules (MC); the organic solvent (SB) comprises at least one selected from methylcyclohexane, cyclohexane, cyclopentane, isooctane, tert-butyl acetate, heptene or heptane; the core part (CP) 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 (SP) comprises at least one selected from branched-polyethyleneimine (PEI), polyallylamine, polyvinylamine, polydimethylaminoethyl methacrylate, poly diallyldimethylammonium chloride, gelatin, bovine serum albumin, casein, or chitosan. a base resin (BR); and microcapsules (MC) dispersed and disposed in the base resin (BR), characterized by the following features: each microcapsule (MC) comprises: a core part (CP); a shell part (SP) wrapping the core part (CP); and an organic solvent (SB) disposed in the core part (CP), 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 (MC) is in a range from 0.01 wt% to 20 wt% on the basis of a total weight of the base resin (BR) and the microcapsules (MC); the organic solvent (SB) comprises at least one selected from methylcyclohexane, cyclohexane, cyclopentane, isooctane, tert-butyl acetate, heptene or heptane; the core part (CP) 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 (SP) comprises at least one selected from branched-polyethyleneimine (PEI), polyallylamine, polyvinylamine, polydimethylaminoethyl methacrylate, poly diallyldimethylammonium chloride, gelatin, bovine serum albumin, casein, or chitosan. a core part (CP); a shell part (SP) wrapping the core part (CP); and an organic solvent (SB) disposed in the core part (CP), 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 (MC) is in a range from 0.01 wt% to 20 wt% on the basis of a total weight of the base resin (BR) and the microcapsules (MC); the organic solvent (SB) comprises at least one selected from methylcyclohexane, cyclohexane, cyclopentane, isooctane, tert-butyl acetate, heptene or heptane; the core part (CP) 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 (SP) comprises at least one selected from branched-polyethyleneimine (PEI), polyallylamine, polyvinylamine, polydimethylaminoethyl methacrylate, poly diallyldimethylammonium chloride, gelatin, bovine serum albumin, casein, or chitosan. <EOS>