PROBLEM TO BE SOLVED: To provide a method for producing organized bentonite which can carry out an organization reaction of bentonite to modify the surface or the like of the clay crystal efficiently with a high modification rate, and organized bentonite with the high modification rate obtained thereby.SOLUTION: This method for producing organized bentonite comprises bringing an organic compound solution, in which a predetermined organic compound is dissolved in an organic solvent, into contact with a dispersion, in which bentonite is dispersed in a medium incompatible with the organic compound, and an organized bentonite in which the modification rate of the predetermined organic compound to bentonite is 40% or more, are disclosed.COPYRIGHT: (C)2011,JPO&INPIT【課題】ベントナイトの有機化反応を行うに際し、その粘土結晶の表面等を効率よくかつ高い修飾率で修飾することが可能な有機化ベントナイトの製造方法及びこれにより得られる高修飾率の有機化ベントナイトを提供する。【解決手段】所定の有機化合物を有機溶媒に溶解させた有機化合物溶液と、前記有機化合物に対して非相溶性の媒体にベントナイトを分散させた分散体とを接触させる有機化ベントナイトの製造方法、並びに、所定の有機化合物のベントナイトへの修飾率が40%以上である有機化ベントナイト。【選択図】なし