
今天南陽鈣粉廠家跟我們講講活性(xing)碳(tan)(tan)(tan)酸鈣的(de)(de)(de)(de)生產工(gong)藝(yi)(yi),讓我們可以更好的(de)(de)(de)(de)了解我們的(de)(de)(de)(de)產品。活性(xing)碳(tan)(tan)(tan)酸鈣的(de)(de)(de)(de)生產工(gong)藝(yi)(yi)與(yu)生產輕質(zhi)碳(tan)(tan)(tan)酸鈣大致相同,但在(zai)碳(tan)(tan)(tan)化(hua)(hua)這一工(gong)序中應嚴格(ge)操控(kong)條件,使生成(cheng)微細的(de)(de)(de)(de)碳(tan)(tan)(tan)酸鈣顆(ke)粒(li),再用(yong)活化(hua)(hua)劑進行表(biao)面(mian)(mian)處理。行將石(shi)(shi)灰(hui)(hui)石(shi)(shi)與(yu)煤混合,其配比約(yue)7.5左右(you),于900-1000℃ 溫(wen)度(du)下在(zai)石(shi)(shi)灰(hui)(hui)窯中緞燒,二氧(yang)化(hua)(hua)碳(tan)(tan)(tan)經洗氣除塵后(hou)送(song)碳(tan)(tan)(tan)化(hua)(hua)塔,生石(shi)(shi)灰(hui)(hui)進消化(hua)(hua)槽,用(yong)80-90℃ 的(de)(de)(de)(de)熱水(shui)充(chong)分消化(hua)(hua),制成(cheng)濃度(du)約(yue)9%的(de)(de)(de)(de)乳液(ye),進入碳(tan)(tan)(tan)化(hua)(hua)塔,通二氧(yang)化(hua)(hua)碳(tan)(tan)(tan)進行碳(tan)(tan)(tan)化(hua)(hua),當碳(tan)(tan)(tan)化(hua)(hua)時(shi)懸(xuan)浮(fu)液(ye)的(de)(de)(de)(de)PH值等于7時(shi)為反(fan)響終點(dian),此時(shi)可引入活化(hua)(hua)劑,對(dui)生成(cheng)的(de)(de)(de)(de)碳(tan)(tan)(tan)酸鈣進行表(biao)面(mian)(mian)處理。有(you)干法表(biao)面(mian)(mian)處理和濕法表(biao)面(mian)(mian)處理, 一般選用(yong)濕法表(biao)面(mian)(mian)處理工(gong)藝(yi)(yi),因該法可制得活化(hua)(hua)度(du)高,松散功用(yong)好,透(tou)明性(xing)高的(de)(de)(de)(de)活性(xing)碳(tan)(tan)(tan)酸鈣。目前增(zeng)加活化(hua)(hua)劑一般有(you)酞酸酯偶聯劑、硬脂酸、木(mu)質(zhi)素等,用(yong)量(liang)約(yue)1%-5%。完(wan)成(cheng)了前面(mian)(mian)的(de)(de)(de)(de)化(hua)(hua)學處理后(hou),對(dui)料液(ye)脫(tuo)水(shui)分別、單調制得白度(du)高的(de)(de)(de)(de)制品。