At (±)℃, main products of liquid-phase polycondensation of acetone catalyzed by NTA were diacetone alcohol (DAA) and mes实验结果表明,NTA催化丙酮液相缩聚反应的主要产物在反应温度为(±)℃时,为双丙酮醇(DAA)和异亚丙基丙酮(MO);