
今天南陽鈣粉廠家跟我(wo)們講講活性(xing)(xing)碳(tan)(tan)(tan)(tan)酸(suan)(suan)鈣(gai)(gai)的生(sheng)產(chan)(chan)工(gong)(gong)(gong)藝,讓我(wo)們可(ke)以更好(hao)的了(le)解(jie)我(wo)們的產(chan)(chan)品(pin)。活性(xing)(xing)碳(tan)(tan)(tan)(tan)酸(suan)(suan)鈣(gai)(gai)的生(sheng)產(chan)(chan)工(gong)(gong)(gong)藝與生(sheng)產(chan)(chan)輕質(zhi)碳(tan)(tan)(tan)(tan)酸(suan)(suan)鈣(gai)(gai)大致相同,但在(zai)碳(tan)(tan)(tan)(tan)化(hua)(hua)(hua)這(zhe)一(yi)工(gong)(gong)(gong)序(xu)中應嚴格(ge)操控條件,使生(sheng)成微細的碳(tan)(tan)(tan)(tan)酸(suan)(suan)鈣(gai)(gai)顆粒,再用(yong)活化(hua)(hua)(hua)劑(ji)(ji)進行(xing)表面(mian)處(chu)理(li)。行(xing)將(jiang)石(shi)(shi)(shi)灰(hui)石(shi)(shi)(shi)與煤混合,其配比約(yue)7.5左(zuo)右,于900-1000℃ 溫度下在(zai)石(shi)(shi)(shi)灰(hui)窯(yao)中緞燒(shao),二(er)氧化(hua)(hua)(hua)碳(tan)(tan)(tan)(tan)經(jing)洗氣除塵后送碳(tan)(tan)(tan)(tan)化(hua)(hua)(hua)塔,生(sheng)石(shi)(shi)(shi)灰(hui)進消化(hua)(hua)(hua)槽,用(yong)80-90℃ 的熱水充(chong)分(fen)消化(hua)(hua)(hua),制成濃度約(yue)9%的乳液(ye),進入碳(tan)(tan)(tan)(tan)化(hua)(hua)(hua)塔,通二(er)氧化(hua)(hua)(hua)碳(tan)(tan)(tan)(tan)進行(xing)碳(tan)(tan)(tan)(tan)化(hua)(hua)(hua),當碳(tan)(tan)(tan)(tan)化(hua)(hua)(hua)時(shi)懸浮液(ye)的PH值等(deng)于7時(shi)為(wei)反響終(zhong)點,此時(shi)可(ke)引入活化(hua)(hua)(hua)劑(ji)(ji),對(dui)生(sheng)成的碳(tan)(tan)(tan)(tan)酸(suan)(suan)鈣(gai)(gai)進行(xing)表面(mian)處(chu)理(li)。有干法表面(mian)處(chu)理(li)和濕法表面(mian)處(chu)理(li), 一(yi)般(ban)選用(yong)濕法表面(mian)處(chu)理(li)工(gong)(gong)(gong)藝,因該法可(ke)制得活化(hua)(hua)(hua)度高,松散(san)功用(yong)好(hao),透明性(xing)(xing)高的活性(xing)(xing)碳(tan)(tan)(tan)(tan)酸(suan)(suan)鈣(gai)(gai)。目前增加活化(hua)(hua)(hua)劑(ji)(ji)一(yi)般(ban)有酞(tai)酸(suan)(suan)酯偶(ou)聯劑(ji)(ji)、硬脂酸(suan)(suan)、木質(zhi)素(su)等(deng),用(yong)量約(yue)1%-5%。完成了(le)前面(mian)的化(hua)(hua)(hua)學處(chu)理(li)后,對(dui)料液(ye)脫(tuo)水分(fen)別、單調制得白(bai)度高的制品(pin)。