顏料粒子最佳的分散性和穩定性是決定塗料、油墨最終性能的重要因素。配方中的顏料和填料必須研磨至細小粒子，並盡可能地潤濕和均勻分布。隻有在這種情況下著色力、光澤、遮蓋力、耐光性
、耐候性才能達到最佳。

顏料分散過程可以分成連貫同步的三步驟：潤濕
、分散、穩定。

潤    濕

顏(yan)料(liao)粒(li)子(zi)的(de)潤(run)濕(shi)就(jiu)是(shi)顏(yan)料(liao)很(hen)好(hao)的(de)分(fen)散(san)於(yu)液(ye)體(ti)中(zhong)的(de)必(bi)要(yao)條(tiao)件(jian)。潤(run)濕(shi)過(guo)程(cheng)就(jiu)是(shi)將(jiang)顏(yan)料(liao)吸(xi)附(fu)的(de)空(kong)氣(qi)完(wan)全(quan)置(zhi)換(huan)掉(diao)，顏(yan)料(liao)粒(li)子(zi)從(cong)而(er)被(bei)液(ye)體(ti)介(jie)質(zhi)完(wan)全(quan)的(de)包(bao)圍(wei)。

yetiyaorunshiguti，zeyetidebiaomianzhanglibixudiyugutidebiaomianzhangli。runshifensanjibujinnengjiangdiyetidebiaomianzhangli，tazishendeqinyanliaojituanhaikeyixifuyuyanliaobiaomian
，shijiemiansuizhigaibian。jiemianzhanglibuzaishiyanliaoheyetizhijian，ershizhujiheyetizhijian。

runshifensanjikeyijiangdiyetidebiaomianzhangli，hainengjiangdiyetiyuyanliaojiandejiemianzhangli。yincirunshifensanjikeyitongguoyishangliangzhongtujinglaitigaoyanliaoderunshixing。

分   散

xianzaideyanliaoliziyijingbeizhouweideshuzhirongyesuorunshi，biaomianbeibiaomianhuoxingjisuobaofu。runshifensanjijiangdiyanliaolizijiandexianghuzuoyongli，jiangdileyanmojiangdezhandu，zheduiyujixiefensangongyitebiezhongyao，yinweizheyangnenghuodegenggaoyanliaohanliang。anzhaocifangfayouhuaguodeyanmojiangpeifangshiyongyusuoyouxiandaihuayanmoshebei，lirugaosufensanji、球磨機和三輥機。在分散過程中
，顏料附聚體被打開為更小的顏料聚集體和原級粒子。

穩    定

zaifensanguochengzhong，yanliaofujutibeidakaichenggengxiaodejujitiheyuanjilizi。yuanjilizidexingchengdaozhiyuyetijiezhijiemianjizengjia。jiemianzhangliyueda，jianshaojiemianjidequdongliyueda。yincizhexielizizhongxinjujixingchengsuoweidexuning。xuningzhideshichengxuanfuzhuangtaidefujuti。fensanjikeyikongzhixuning。

為wei了le穩wen定ding良liang好hao的de粒li子zi分fen布bu，潤run濕shi分fen散san劑ji必bi須xu牢lao牢lao地di吸xi附fu在zai顏yan料liao表biao麵mian。這zhe意yi味wei著zhe潤run濕shi分fen散san劑ji分fen子zi帶dai有you的de基ji團tuan或huo者zhe鏈lian段duan
，可ke以yi通tong過guo離li子zi鍵jian
，偶ou極ji作zuo用yong或huo者zhe氫qing鍵jian，與yu顏yan料liao表biao麵mian產chan生sheng很hen強qiang的de作zuo用yong力li。