PROBLEM TO BE SOLVED: To provide: a BN electrolytic material which has excellent conductive, accumulative, antibacterial, bacteria-removing and bactericidal properties and has high viscosity and excellent workability； and a non-aqueous electrolyte for an electricity storage device, an electricity storage device, and an antibacterial material using the BN electrolytic material.SOLUTION: A BN electrolytic material is formed from a charge-transfer conjugate which is a neutralization salt of one or two or more kinds of organic boron compounds with semipolar bonds and one or more kinds of amine compounds selected from the group consisting of tertiary amine with totally 5 to 82 carbon atoms having at least one hydroxy group and a polyamino compound having two or more basic nitrogen in a molecule, and which is a reaction product in a ratio of one basic nitrogen atom to one boron atom of the organic boron compound.【課題】優れた導電性、蓄電性、抗菌性、除菌性及び殺菌性を有すると共に、高粘度であり作業性に優れたＢＮ電解質材料、該ＢＮ電解質材料を用いた蓄電デバイス用非水電解液、蓄電デバイス及び抗菌材料を提供する。【解決手段】半極性結合を有する有機ホウ素化合物の１種又は２種以上と、ヒドロキシ基を少なくとも１個有する合計炭素数５～８２の三級アミン及び分子中に２個以上の塩基性窒素を有するポリアミノ化合物からなる群から選択される１種以上のアミン化合物との中和塩であって、前記有機ホウ素化合物のホウ素原子１個に対して塩基性窒素原子１個の割合での反応生成物である電荷移動型結合体よりなるようにした。【選択図】図６
