本发明提供一种可于分散介质中发挥优异之分散性并且任意地控制带电特性的电泳粒子，包含该电泳粒子之电泳分散液，使用该电泳分散液之显示片、显示装置及电子机器。;电泳粒子70具有：芯粒子71；矽氧烷系化合物72，其键结于芯粒子71之表面，包含由复数个矽氧烷键串列连结而成之连结结构；及极化基73，其系键结于芯粒子71之表面之有机基，具有主骨架与键结于该主骨架上之取代基，且电子偏于上述主骨架之粒子侧或其相反侧。; a siloxane-based compound that is bonded to a surface of the core particle and contains a connection structure in which a plurality of siloxane bonds are serially connected to each other; and a polarizing group that is an organic group bonded to the surface of the core particle, contains a main skeleton and a substituent bonded to the main skeleton, and has unevenly distributed electrons on the particle side of the main skeleton or the opposing side thereof.
