
今天南陽鈣粉廠家跟我們講(jiang)(jiang)講(jiang)(jiang)活性(xing)碳(tan)(tan)(tan)酸(suan)(suan)鈣(gai)的(de)(de)(de)生(sheng)產(chan)工(gong)藝(yi),讓我們可以更好(hao)(hao)的(de)(de)(de)了(le)解(jie)我們的(de)(de)(de)產(chan)品(pin)。活性(xing)碳(tan)(tan)(tan)酸(suan)(suan)鈣(gai)的(de)(de)(de)生(sheng)產(chan)工(gong)藝(yi)與(yu)生(sheng)產(chan)輕質碳(tan)(tan)(tan)酸(suan)(suan)鈣(gai)大致(zhi)相同(tong),但(dan)在(zai)碳(tan)(tan)(tan)化(hua)(hua)(hua)這一(yi)工(gong)序(xu)中應(ying)嚴格操控條件,使生(sheng)成微細的(de)(de)(de)碳(tan)(tan)(tan)酸(suan)(suan)鈣(gai)顆(ke)粒,再用(yong)(yong)活化(hua)(hua)(hua)劑(ji)進(jin)(jin)行表(biao)面(mian)(mian)(mian)(mian)處(chu)理(li)。行將石(shi)灰(hui)石(shi)與(yu)煤混合,其配(pei)比(bi)約(yue)7.5左右,于900-1000℃ 溫度下在(zai)石(shi)灰(hui)窯(yao)中緞燒,二(er)氧化(hua)(hua)(hua)碳(tan)(tan)(tan)經洗氣除塵后送碳(tan)(tan)(tan)化(hua)(hua)(hua)塔,生(sheng)石(shi)灰(hui)進(jin)(jin)消化(hua)(hua)(hua)槽,用(yong)(yong)80-90℃ 的(de)(de)(de)熱(re)水(shui)(shui)充分消化(hua)(hua)(hua),制成濃度約(yue)9%的(de)(de)(de)乳液,進(jin)(jin)入碳(tan)(tan)(tan)化(hua)(hua)(hua)塔,通二(er)氧化(hua)(hua)(hua)碳(tan)(tan)(tan)進(jin)(jin)行碳(tan)(tan)(tan)化(hua)(hua)(hua),當碳(tan)(tan)(tan)化(hua)(hua)(hua)時(shi)(shi)懸浮液的(de)(de)(de)PH值等于7時(shi)(shi)為反響終點,此(ci)時(shi)(shi)可引入活化(hua)(hua)(hua)劑(ji),對生(sheng)成的(de)(de)(de)碳(tan)(tan)(tan)酸(suan)(suan)鈣(gai)進(jin)(jin)行表(biao)面(mian)(mian)(mian)(mian)處(chu)理(li)。有干法(fa)表(biao)面(mian)(mian)(mian)(mian)處(chu)理(li)和濕法(fa)表(biao)面(mian)(mian)(mian)(mian)處(chu)理(li), 一(yi)般(ban)選(xuan)用(yong)(yong)濕法(fa)表(biao)面(mian)(mian)(mian)(mian)處(chu)理(li)工(gong)藝(yi),因該法(fa)可制得(de)活化(hua)(hua)(hua)度高,松散功用(yong)(yong)好(hao)(hao),透(tou)明性(xing)高的(de)(de)(de)活性(xing)碳(tan)(tan)(tan)酸(suan)(suan)鈣(gai)。目前增加活化(hua)(hua)(hua)劑(ji)一(yi)般(ban)有酞(tai)酸(suan)(suan)酯(zhi)偶聯(lian)劑(ji)、硬脂酸(suan)(suan)、木質素等,用(yong)(yong)量約(yue)1%-5%。完成了(le)前面(mian)(mian)(mian)(mian)的(de)(de)(de)化(hua)(hua)(hua)學處(chu)理(li)后,對料液脫水(shui)(shui)分別(bie)、單調制得(de)白度高的(de)(de)(de)制品(pin)。