水泥基滲透結晶型防水涂料
2021-03-03
該產品的防(fang)水機理(li):材料中的活性(xing)(xing)化合物(wu)與水相互作(zuo)用(yong)(yong)后(hou),水被用(yong)(yong)作(zuo)載體滲透(tou)(tou)到(dao)(dao)混(hun)凝(ning)(ning)土(tu)內(nei)部結(jie)構(gou)的孔(kong)中,而(er)活性(xing)(xing)化合物(wu)則滲透(tou)(tou)到(dao)(dao)混(hun)凝(ning)(ning)土(tu)的孔(kong)中。混(hun)凝(ning)(ning)土(tu)與混(hun)凝(ning)(ning)土(tu)中的游離氧化鈣(gai)相互作(zuo)用(yong)(yong)形成(cheng)不溶(rong)性(xing)(xing)樹枝狀(zhuang)纖維晶(jing)體(硫鋁酸鈣(gai))。晶(jing)體吸收水并在結(jie)構(gou)孔(kong)中從稀疏到(dao)(dao)致(zhi)密地膨脹,從而(er)使混(hun)凝(ning)(ning)土(tu)結(jie)構(gou)的表面朝著(zhu)深度逐漸形成(cheng)致(zhi)密的不滲透(tou)(tou)區域,從...