【摘 要】
：
在甘氨酸存在条件下,经混合金属盐溶液在pH为10.0时共沉淀后的水热反应,可成功合成甘氨酸插层的镁铝双氢氧化物(Gly-LDHHTT).产物以XRD、IR、TEM/SEM、TG/DTA等技术进行表征.
【机 构】
：
中国科学技术大学火灾科学国家重点实验室,中国科学技术大学化学系
论文部分内容阅读
在甘氨酸存在条件下,经混合金属盐溶液在pH为10.0时共沉淀后的水热反应,可成功合成甘氨酸插层的镁铝双氢氧化物(Gly-LDHHTT).产物以XRD、IR、TEM/SEM、TG/DTA等技术进行表征.结果表明,120℃水热合成10 h的产物晶型完善,沿a和c方向的晶粒尺寸最大,产物热稳定性好.TEM观察晶粒呈明显的六边形,SEM形貌呈现边缘略有卷曲的团聚薄片.通过进一步探讨甘氨酸插层镁铝双氢氧化物层离的机制后,获得了在室温下实现水热合成产物快速层离的方法,为层离一吸附法成功运用于双氢氧化物/聚合物纳米复合材料制备体系中提供重要的实验基础.
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