
今天南陽鈣粉廠家跟(gen)我(wo)們(men)(men)講講活(huo)(huo)性碳(tan)(tan)(tan)酸(suan)(suan)鈣(gai)的(de)(de)生(sheng)產(chan)(chan)工(gong)藝,讓(rang)我(wo)們(men)(men)可以更好的(de)(de)了解我(wo)們(men)(men)的(de)(de)產(chan)(chan)品。活(huo)(huo)性碳(tan)(tan)(tan)酸(suan)(suan)鈣(gai)的(de)(de)生(sheng)產(chan)(chan)工(gong)藝與(yu)生(sheng)產(chan)(chan)輕(qing)質碳(tan)(tan)(tan)酸(suan)(suan)鈣(gai)大(da)致相同,但在碳(tan)(tan)(tan)化(hua)(hua)(hua)這一工(gong)序中應嚴格操控(kong)條件(jian),使生(sheng)成(cheng)微細的(de)(de)碳(tan)(tan)(tan)酸(suan)(suan)鈣(gai)顆粒,再用(yong)(yong)(yong)(yong)活(huo)(huo)化(hua)(hua)(hua)劑(ji)進(jin)(jin)行(xing)(xing)表(biao)面(mian)處(chu)理(li)。行(xing)(xing)將石灰石與(yu)煤混合,其配比約7.5左右,于900-1000℃ 溫(wen)度(du)(du)下在石灰窯中緞(duan)燒,二氧(yang)化(hua)(hua)(hua)碳(tan)(tan)(tan)經洗氣除塵后(hou)送碳(tan)(tan)(tan)化(hua)(hua)(hua)塔(ta),生(sheng)石灰進(jin)(jin)消(xiao)化(hua)(hua)(hua)槽(cao),用(yong)(yong)(yong)(yong)80-90℃ 的(de)(de)熱水充分消(xiao)化(hua)(hua)(hua),制成(cheng)濃度(du)(du)約9%的(de)(de)乳液(ye),進(jin)(jin)入碳(tan)(tan)(tan)化(hua)(hua)(hua)塔(ta),通二氧(yang)化(hua)(hua)(hua)碳(tan)(tan)(tan)進(jin)(jin)行(xing)(xing)碳(tan)(tan)(tan)化(hua)(hua)(hua),當碳(tan)(tan)(tan)化(hua)(hua)(hua)時懸浮液(ye)的(de)(de)PH值等(deng)于7時為反響終點,此時可引入活(huo)(huo)化(hua)(hua)(hua)劑(ji),對生(sheng)成(cheng)的(de)(de)碳(tan)(tan)(tan)酸(suan)(suan)鈣(gai)進(jin)(jin)行(xing)(xing)表(biao)面(mian)處(chu)理(li)。有干法(fa)表(biao)面(mian)處(chu)理(li)和濕法(fa)表(biao)面(mian)處(chu)理(li), 一般選用(yong)(yong)(yong)(yong)濕法(fa)表(biao)面(mian)處(chu)理(li)工(gong)藝,因該法(fa)可制得(de)活(huo)(huo)化(hua)(hua)(hua)度(du)(du)高(gao),松散功用(yong)(yong)(yong)(yong)好,透(tou)明性高(gao)的(de)(de)活(huo)(huo)性碳(tan)(tan)(tan)酸(suan)(suan)鈣(gai)。目(mu)前增(zeng)加活(huo)(huo)化(hua)(hua)(hua)劑(ji)一般有酞酸(suan)(suan)酯偶(ou)聯劑(ji)、硬(ying)脂(zhi)酸(suan)(suan)、木質素等(deng),用(yong)(yong)(yong)(yong)量約1%-5%。完成(cheng)了前面(mian)的(de)(de)化(hua)(hua)(hua)學處(chu)理(li)后(hou),對料液(ye)脫水分別、單調制得(de)白度(du)(du)高(gao)的(de)(de)制品。