CaCO3 was treated with 3-aminopropyltriethoxysilane at first, followed by the condensation reaction with the hydroxy group of ACPA. The coupling and anchoring reactions are confirmed by infrared spectrum and element analysis.

• 碳酸钙粒子经氨基硅烷偶联剂处理后能与偶氮二氰基戊酸反应而实现锚固化,由红外光谱和元素分析证明了偶联和锚固反应。