The pore diameter was very tiny so that it could prevent hydrotropic solution entering into the pore 二是孔隙的尺寸很小，水溶液不能渗入到孔隙，不能到达基体。
2.
Hydrotropic solution of calcium chloride is the important cryogen for refrigerator and ice making . it is also a good anti - freeze agent and agglomerating agent in construction for concrete hardening and cold hardiness of sand mortar 氯化钙水溶液是冷冻机用和制冰用的重要致冷剂，基建上能加速混凝土的硬化和增加建筑砂浆的耐寒能力，是优良的建筑防冻剂凝结剂。
3.
Hydrotropic solution of calcium chloride is the best flame retardant agent , which could be used in fields of preparing barium chloride , treating water in boilers , manufacturing calcium metal , fabric gluing , road treating , coal treating , leather making and pharmaceutics 用于废纸加工脱墨和生产钙盐的原料。氯化钙水溶液是良好的耐燃剂。还可用于制造氯化钡，处理锅炉用水，制取金属钙织物上胶道路处理煤处理制革医药等方面。
