
今天南陽鈣粉廠家跟我(wo)們講講活(huo)性碳(tan)(tan)酸(suan)(suan)鈣(gai)的(de)生(sheng)(sheng)產工(gong)(gong)藝,讓(rang)我(wo)們可(ke)以更好的(de)了解我(wo)們的(de)產品。活(huo)性碳(tan)(tan)酸(suan)(suan)鈣(gai)的(de)生(sheng)(sheng)產工(gong)(gong)藝與(yu)生(sheng)(sheng)產輕質碳(tan)(tan)酸(suan)(suan)鈣(gai)大致相同,但在(zai)碳(tan)(tan)化(hua)(hua)(hua)(hua)(hua)這一(yi)(yi)工(gong)(gong)序(xu)中(zhong)應嚴格操控(kong)條(tiao)件,使生(sheng)(sheng)成(cheng)微(wei)細的(de)碳(tan)(tan)酸(suan)(suan)鈣(gai)顆粒,再用(yong)活(huo)化(hua)(hua)(hua)(hua)(hua)劑(ji)(ji)(ji)進(jin)行(xing)(xing)表(biao)面(mian)處(chu)理(li)(li)。行(xing)(xing)將石灰石與(yu)煤混合,其配比約(yue)7.5左右,于900-1000℃ 溫度(du)下在(zai)石灰窯中(zhong)緞燒,二氧化(hua)(hua)(hua)(hua)(hua)碳(tan)(tan)經洗氣除塵后(hou)送(song)碳(tan)(tan)化(hua)(hua)(hua)(hua)(hua)塔(ta),生(sheng)(sheng)石灰進(jin)消(xiao)化(hua)(hua)(hua)(hua)(hua)槽(cao),用(yong)80-90℃ 的(de)熱水充分消(xiao)化(hua)(hua)(hua)(hua)(hua),制成(cheng)濃(nong)度(du)約(yue)9%的(de)乳液,進(jin)入(ru)碳(tan)(tan)化(hua)(hua)(hua)(hua)(hua)塔(ta),通二氧化(hua)(hua)(hua)(hua)(hua)碳(tan)(tan)進(jin)行(xing)(xing)碳(tan)(tan)化(hua)(hua)(hua)(hua)(hua),當碳(tan)(tan)化(hua)(hua)(hua)(hua)(hua)時(shi)懸浮液的(de)PH值等(deng)于7時(shi)為反響(xiang)終點,此時(shi)可(ke)引入(ru)活(huo)化(hua)(hua)(hua)(hua)(hua)劑(ji)(ji)(ji),對(dui)生(sheng)(sheng)成(cheng)的(de)碳(tan)(tan)酸(suan)(suan)鈣(gai)進(jin)行(xing)(xing)表(biao)面(mian)處(chu)理(li)(li)。有(you)干法(fa)表(biao)面(mian)處(chu)理(li)(li)和(he)濕法(fa)表(biao)面(mian)處(chu)理(li)(li), 一(yi)(yi)般(ban)選用(yong)濕法(fa)表(biao)面(mian)處(chu)理(li)(li)工(gong)(gong)藝,因該(gai)法(fa)可(ke)制得(de)活(huo)化(hua)(hua)(hua)(hua)(hua)度(du)高,松散(san)功用(yong)好,透明性高的(de)活(huo)性碳(tan)(tan)酸(suan)(suan)鈣(gai)。目前增加活(huo)化(hua)(hua)(hua)(hua)(hua)劑(ji)(ji)(ji)一(yi)(yi)般(ban)有(you)酞酸(suan)(suan)酯偶(ou)聯劑(ji)(ji)(ji)、硬(ying)脂(zhi)酸(suan)(suan)、木質素等(deng),用(yong)量約(yue)1%-5%。完(wan)成(cheng)了前面(mian)的(de)化(hua)(hua)(hua)(hua)(hua)學(xue)處(chu)理(li)(li)后(hou),對(dui)料液脫水分別、單(dan)調(diao)制得(de)白度(du)高的(de)制品。