
今天南陽鈣粉廠家跟我們(men)講(jiang)講(jiang)活性(xing)碳(tan)(tan)(tan)(tan)(tan)酸鈣(gai)的(de)(de)(de)(de)生產工(gong)(gong)藝(yi),讓我們(men)可(ke)以更好(hao)的(de)(de)(de)(de)了解我們(men)的(de)(de)(de)(de)產品。活性(xing)碳(tan)(tan)(tan)(tan)(tan)酸鈣(gai)的(de)(de)(de)(de)生產工(gong)(gong)藝(yi)與(yu)生產輕質碳(tan)(tan)(tan)(tan)(tan)酸鈣(gai)大致相同(tong),但在碳(tan)(tan)(tan)(tan)(tan)化(hua)(hua)(hua)這(zhe)一工(gong)(gong)序中(zhong)應嚴(yan)格操控(kong)條件,使生成(cheng)微細的(de)(de)(de)(de)碳(tan)(tan)(tan)(tan)(tan)酸鈣(gai)顆粒,再用活化(hua)(hua)(hua)劑進(jin)行(xing)表(biao)面(mian)處(chu)(chu)理(li)。行(xing)將(jiang)石(shi)灰石(shi)與(yu)煤混(hun)合,其(qi)配比(bi)約(yue)7.5左右,于900-1000℃ 溫度(du)(du)下在石(shi)灰窯中(zhong)緞燒(shao),二(er)氧化(hua)(hua)(hua)碳(tan)(tan)(tan)(tan)(tan)經(jing)洗(xi)氣除塵后(hou)送碳(tan)(tan)(tan)(tan)(tan)化(hua)(hua)(hua)塔,生石(shi)灰進(jin)消(xiao)化(hua)(hua)(hua)槽,用80-90℃ 的(de)(de)(de)(de)熱水充分(fen)消(xiao)化(hua)(hua)(hua),制(zhi)(zhi)成(cheng)濃(nong)度(du)(du)約(yue)9%的(de)(de)(de)(de)乳液(ye),進(jin)入(ru)碳(tan)(tan)(tan)(tan)(tan)化(hua)(hua)(hua)塔,通二(er)氧化(hua)(hua)(hua)碳(tan)(tan)(tan)(tan)(tan)進(jin)行(xing)碳(tan)(tan)(tan)(tan)(tan)化(hua)(hua)(hua),當碳(tan)(tan)(tan)(tan)(tan)化(hua)(hua)(hua)時(shi)懸浮液(ye)的(de)(de)(de)(de)PH值等(deng)于7時(shi)為反響終點,此時(shi)可(ke)引入(ru)活化(hua)(hua)(hua)劑,對生成(cheng)的(de)(de)(de)(de)碳(tan)(tan)(tan)(tan)(tan)酸鈣(gai)進(jin)行(xing)表(biao)面(mian)處(chu)(chu)理(li)。有(you)干法表(biao)面(mian)處(chu)(chu)理(li)和濕法表(biao)面(mian)處(chu)(chu)理(li), 一般(ban)選用濕法表(biao)面(mian)處(chu)(chu)理(li)工(gong)(gong)藝(yi),因(yin)該法可(ke)制(zhi)(zhi)得活化(hua)(hua)(hua)度(du)(du)高,松散功用好(hao),透(tou)明(ming)性(xing)高的(de)(de)(de)(de)活性(xing)碳(tan)(tan)(tan)(tan)(tan)酸鈣(gai)。目前增(zeng)加活化(hua)(hua)(hua)劑一般(ban)有(you)酞(tai)酸酯偶聯劑、硬脂酸、木質素等(deng),用量約(yue)1%-5%。完成(cheng)了前面(mian)的(de)(de)(de)(de)化(hua)(hua)(hua)學處(chu)(chu)理(li)后(hou),對料液(ye)脫水分(fen)別、單調制(zhi)(zhi)得白(bai)度(du)(du)高的(de)(de)(de)(de)制(zhi)(zhi)品。