我们曾报道［１］以二羟甲基丙酸为原料，通过氯化、水解和内酯化反应合成α氯甲基α甲基β丙内酯（ＣＭＭＰＬ），并用多种引发剂如吡啶、三乙胺、三氟乙酸以及金属有机化合物如三乙基铝、异丙醇铝、钛酸四丁酯和辛酸亚锡等引发聚合，得到白色固体聚合物Ｐ（Ｃ... We have reported [1] to dimethylolpropionic acid as raw material, through chlorination, hydrolysis and lactonization synthesis α  chloromethyl  α  methyl  β  propiolactone (CMMPL), and with a variety of Initiators such as pyridine, triethylamine, trifluoroacetic acid and metal-organic compounds such as triethylaluminum, aluminum isopropoxide, tetrabutyl titanate and stannous octoate initiate polymerization to give white solid polymer P (C. .