Provided is a binder composition with which it is possible to produce a slurry composition having excellent dispersibility and to form a solid electrolyte-containing layer that can cause an all-solid-state secondary battery to display excellent cycle chara...

Provided are a binder for an all-solid-state secondary battery, which is excellent in adhesiveness and flexibility, has a satisfactory cycle life characteristic, and can achieve a high yield, and a binder composition for an all-solid-state secondary batter...