滑石粉在水性漆中的作用
2022-01-27
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對dui於yu水shui性xing塗tu料liao，對dui於yu光guang澤ze和he透tou明ming度du要yao求qiu特te別bie高gao的de麵mian漆qi，可ke以yi不bu加jia或huo少shao加jia滑hua石shi粉fen，但dan對dui於yu底di漆qi，滑hua石shi粉fen或huo其qi他ta填tian料liao不bu能neng短duan，以yi利li用yong其qi嵌qian縫feng性xing能neng。一yi般ban來lai說shuo，用yong量liang可ke以yi在zai5%-20%之間因(yin)為(wei)化(hua)學(xue)性(xing)質(zhi)不(bu)鮮(xian)豔(yan)，但(dan)也(ye)有(you)耐(nai)酸(suan)堿(jian)性(xing)和(he)絕(jue)緣(yuan)性(xing)，在(zai)塗(tu)料(liao)中(zhong)加(jia)入(ru)滑(hua)石(shi)粉(fen)還(hai)可(ke)以(yi)減(jian)少(shao)塗(tu)料(liao)的(de)老(lao)化(hua)和(he)風(feng)化(hua)，提(ti)高(gao)電(dian)絕(jue)緣(yuan)性(xing)能(neng)。由(you)於(yu)滑(hua)石(shi)粉(fen)為(wei)片(pian)狀(zhuang)結(jie)構(gou)，增(zeng)加(jia)塗(tu)層(ceng)可(ke)以(yi)延(yan)長(chang)腐(fu)蝕(shi)性(xing)物(wu)質(zhi)在(zai)漆(qi)膜(mo)中(zhong)的(de)分(fen)散(san)路(lu)徑(jing)，從(cong)而(er)提(ti)高(gao)保(bao)護(hu)效(xiao)果(guo)。
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