It showed that kaolinite was easy to be expanded at low concentration of sodium methoxide or low temperature and to be amorphous on the contrary.IR analysis proved the change of kaolinite structure.

• 结果表明:在反应温度较低、质量分数较低的甲醇钠溶液中,高岭土容易被插层而膨胀,反之高岭土的层状结构被破坏而无定形化。