对介孔SBA-15表面氨基化,以氨基连接超支化聚氨酯(HPU),得到SBA-15/HPU杂化体.对该杂化体进行XRD,FTIR,SEM,TEM,BET,TGA等测试,以研究其形貌及结构特征.测试证明超支化聚氨酯已成功与SBA-15进行杂化,有机相质量分数为30%.;且超支化聚氨酯的接枝并未破坏SBA-15的原有结构,杂化体的六方孔道仍高度有序,但其孔容量、孔径、比表面积有一定程度的减少.大量末端基的引入有效增加了SBA-15的化学反应活性,为材料的进一步反应和利用打下基础.
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