AlPO_4-11 molecular sieve with unique particle morphology can be synthesized only when the P/Al molar ratio ranges from 1.5 to 4.The ionic liquid can be recycled several times in the synthesis of AlPO_4-11.

• 结果表明；在磷铝比1.；5~4范围内；能合成出具有独特晶粒形貌的AlPO4-11分子筛；且离子液体能多次循环利用。