
今天南陽鈣粉廠家跟我(wo)(wo)(wo)們講講活(huo)性(xing)碳(tan)(tan)(tan)(tan)酸(suan)鈣(gai)(gai)的(de)(de)(de)生產工(gong)藝,讓我(wo)(wo)(wo)們可(ke)以(yi)更(geng)好(hao)的(de)(de)(de)了(le)解我(wo)(wo)(wo)們的(de)(de)(de)產品(pin)。活(huo)性(xing)碳(tan)(tan)(tan)(tan)酸(suan)鈣(gai)(gai)的(de)(de)(de)生產工(gong)藝與(yu)生產輕(qing)質碳(tan)(tan)(tan)(tan)酸(suan)鈣(gai)(gai)大致相同,但(dan)在碳(tan)(tan)(tan)(tan)化(hua)(hua)(hua)(hua)(hua)這(zhe)一(yi)工(gong)序(xu)中應嚴(yan)格(ge)操控(kong)條件,使生成(cheng)微細的(de)(de)(de)碳(tan)(tan)(tan)(tan)酸(suan)鈣(gai)(gai)顆粒,再用(yong)活(huo)化(hua)(hua)(hua)(hua)(hua)劑進(jin)行(xing)(xing)(xing)表(biao)(biao)(biao)面(mian)(mian)(mian)(mian)處(chu)理(li)(li)(li)。行(xing)(xing)(xing)將石(shi)灰石(shi)與(yu)煤混合,其配比約(yue)7.5左右,于900-1000℃ 溫(wen)度(du)下在石(shi)灰窯中緞燒(shao),二氧化(hua)(hua)(hua)(hua)(hua)碳(tan)(tan)(tan)(tan)經洗氣除塵后送碳(tan)(tan)(tan)(tan)化(hua)(hua)(hua)(hua)(hua)塔(ta),生石(shi)灰進(jin)消化(hua)(hua)(hua)(hua)(hua)槽,用(yong)80-90℃ 的(de)(de)(de)熱水充分(fen)消化(hua)(hua)(hua)(hua)(hua),制成(cheng)濃(nong)度(du)約(yue)9%的(de)(de)(de)乳液(ye),進(jin)入碳(tan)(tan)(tan)(tan)化(hua)(hua)(hua)(hua)(hua)塔(ta),通二氧化(hua)(hua)(hua)(hua)(hua)碳(tan)(tan)(tan)(tan)進(jin)行(xing)(xing)(xing)碳(tan)(tan)(tan)(tan)化(hua)(hua)(hua)(hua)(hua),當(dang)碳(tan)(tan)(tan)(tan)化(hua)(hua)(hua)(hua)(hua)時懸浮(fu)液(ye)的(de)(de)(de)PH值等于7時為反響(xiang)終點,此時可(ke)引入活(huo)化(hua)(hua)(hua)(hua)(hua)劑,對生成(cheng)的(de)(de)(de)碳(tan)(tan)(tan)(tan)酸(suan)鈣(gai)(gai)進(jin)行(xing)(xing)(xing)表(biao)(biao)(biao)面(mian)(mian)(mian)(mian)處(chu)理(li)(li)(li)。有干(gan)法(fa)表(biao)(biao)(biao)面(mian)(mian)(mian)(mian)處(chu)理(li)(li)(li)和濕法(fa)表(biao)(biao)(biao)面(mian)(mian)(mian)(mian)處(chu)理(li)(li)(li), 一(yi)般(ban)選用(yong)濕法(fa)表(biao)(biao)(biao)面(mian)(mian)(mian)(mian)處(chu)理(li)(li)(li)工(gong)藝,因該法(fa)可(ke)制得活(huo)化(hua)(hua)(hua)(hua)(hua)度(du)高(gao),松散(san)功用(yong)好(hao),透(tou)明性(xing)高(gao)的(de)(de)(de)活(huo)性(xing)碳(tan)(tan)(tan)(tan)酸(suan)鈣(gai)(gai)。目(mu)前增加活(huo)化(hua)(hua)(hua)(hua)(hua)劑一(yi)般(ban)有酞酸(suan)酯偶聯(lian)劑、硬脂酸(suan)、木質素等,用(yong)量約(yue)1%-5%。完成(cheng)了(le)前面(mian)(mian)(mian)(mian)的(de)(de)(de)化(hua)(hua)(hua)(hua)(hua)學(xue)處(chu)理(li)(li)(li)后,對料(liao)液(ye)脫水分(fen)別、單調制得白度(du)高(gao)的(de)(de)(de)制品(pin)。