
今天南陽鈣粉廠家跟我(wo)們講講活(huo)性(xing)碳(tan)(tan)(tan)(tan)酸(suan)鈣(gai)的(de)(de)(de)(de)生(sheng)產工(gong)(gong)藝(yi),讓(rang)我(wo)們可(ke)以更好(hao)的(de)(de)(de)(de)了解我(wo)們的(de)(de)(de)(de)產品。活(huo)性(xing)碳(tan)(tan)(tan)(tan)酸(suan)鈣(gai)的(de)(de)(de)(de)生(sheng)產工(gong)(gong)藝(yi)與生(sheng)產輕質(zhi)碳(tan)(tan)(tan)(tan)酸(suan)鈣(gai)大(da)致相同,但在(zai)碳(tan)(tan)(tan)(tan)化這一(yi)(yi)工(gong)(gong)序(xu)中應嚴格操控條件,使生(sheng)成微細的(de)(de)(de)(de)碳(tan)(tan)(tan)(tan)酸(suan)鈣(gai)顆(ke)粒,再用(yong)(yong)活(huo)化劑進(jin)(jin)行(xing)(xing)表(biao)面(mian)處理(li)(li)(li)。行(xing)(xing)將石(shi)灰(hui)石(shi)與煤(mei)混合(he),其配比約(yue)7.5左右,于900-1000℃ 溫度下在(zai)石(shi)灰(hui)窯中緞燒(shao),二氧化碳(tan)(tan)(tan)(tan)經洗(xi)氣除(chu)塵后送碳(tan)(tan)(tan)(tan)化塔,生(sheng)石(shi)灰(hui)進(jin)(jin)消化槽,用(yong)(yong)80-90℃ 的(de)(de)(de)(de)熱水(shui)充分(fen)消化,制(zhi)成濃度約(yue)9%的(de)(de)(de)(de)乳液,進(jin)(jin)入(ru)(ru)碳(tan)(tan)(tan)(tan)化塔,通二氧化碳(tan)(tan)(tan)(tan)進(jin)(jin)行(xing)(xing)碳(tan)(tan)(tan)(tan)化,當(dang)碳(tan)(tan)(tan)(tan)化時懸浮液的(de)(de)(de)(de)PH值等于7時為反響終點,此時可(ke)引入(ru)(ru)活(huo)化劑,對生(sheng)成的(de)(de)(de)(de)碳(tan)(tan)(tan)(tan)酸(suan)鈣(gai)進(jin)(jin)行(xing)(xing)表(biao)面(mian)處理(li)(li)(li)。有干法表(biao)面(mian)處理(li)(li)(li)和濕法表(biao)面(mian)處理(li)(li)(li), 一(yi)(yi)般選用(yong)(yong)濕法表(biao)面(mian)處理(li)(li)(li)工(gong)(gong)藝(yi),因該法可(ke)制(zhi)得活(huo)化度高,松(song)散功用(yong)(yong)好(hao),透明(ming)性(xing)高的(de)(de)(de)(de)活(huo)性(xing)碳(tan)(tan)(tan)(tan)酸(suan)鈣(gai)。目(mu)前(qian)增加(jia)活(huo)化劑一(yi)(yi)般有酞酸(suan)酯偶聯劑、硬脂酸(suan)、木質(zhi)素等,用(yong)(yong)量約(yue)1%-5%。完成了前(qian)面(mian)的(de)(de)(de)(de)化學處理(li)(li)(li)后,對料(liao)液脫水(shui)分(fen)別、單(dan)調制(zhi)得白(bai)度高的(de)(de)(de)(de)制(zhi)品。