
今天南陽鈣粉廠家跟我們講講活(huo)性碳(tan)(tan)(tan)酸(suan)鈣(gai)(gai)的(de)生(sheng)(sheng)(sheng)產(chan)工(gong)藝,讓我們可以更好(hao)的(de)了解我們的(de)產(chan)品。活(huo)性碳(tan)(tan)(tan)酸(suan)鈣(gai)(gai)的(de)生(sheng)(sheng)(sheng)產(chan)工(gong)藝與(yu)生(sheng)(sheng)(sheng)產(chan)輕(qing)質(zhi)碳(tan)(tan)(tan)酸(suan)鈣(gai)(gai)大(da)致相同,但在碳(tan)(tan)(tan)化(hua)(hua)(hua)這一工(gong)序中應嚴格操控條件,使生(sheng)(sheng)(sheng)成(cheng)(cheng)微細的(de)碳(tan)(tan)(tan)酸(suan)鈣(gai)(gai)顆粒,再用(yong)活(huo)化(hua)(hua)(hua)劑(ji)進(jin)行(xing)表面(mian)(mian)(mian)處(chu)理(li)。行(xing)將(jiang)石灰(hui)石與(yu)煤混合,其配比約(yue)(yue)7.5左右(you),于(yu)900-1000℃ 溫度(du)(du)下在石灰(hui)窯中緞(duan)燒,二(er)氧化(hua)(hua)(hua)碳(tan)(tan)(tan)經(jing)洗(xi)氣(qi)除塵后送碳(tan)(tan)(tan)化(hua)(hua)(hua)塔(ta),生(sheng)(sheng)(sheng)石灰(hui)進(jin)消(xiao)化(hua)(hua)(hua)槽,用(yong)80-90℃ 的(de)熱(re)水充分消(xiao)化(hua)(hua)(hua),制(zhi)成(cheng)(cheng)濃(nong)度(du)(du)約(yue)(yue)9%的(de)乳液,進(jin)入(ru)碳(tan)(tan)(tan)化(hua)(hua)(hua)塔(ta),通二(er)氧化(hua)(hua)(hua)碳(tan)(tan)(tan)進(jin)行(xing)碳(tan)(tan)(tan)化(hua)(hua)(hua),當碳(tan)(tan)(tan)化(hua)(hua)(hua)時(shi)懸浮液的(de)PH值等(deng)于(yu)7時(shi)為反響終點,此時(shi)可引入(ru)活(huo)化(hua)(hua)(hua)劑(ji),對(dui)生(sheng)(sheng)(sheng)成(cheng)(cheng)的(de)碳(tan)(tan)(tan)酸(suan)鈣(gai)(gai)進(jin)行(xing)表面(mian)(mian)(mian)處(chu)理(li)。有(you)干法(fa)(fa)表面(mian)(mian)(mian)處(chu)理(li)和濕法(fa)(fa)表面(mian)(mian)(mian)處(chu)理(li), 一般選(xuan)用(yong)濕法(fa)(fa)表面(mian)(mian)(mian)處(chu)理(li)工(gong)藝,因該(gai)法(fa)(fa)可制(zhi)得活(huo)化(hua)(hua)(hua)度(du)(du)高,松散功用(yong)好(hao),透明性高的(de)活(huo)性碳(tan)(tan)(tan)酸(suan)鈣(gai)(gai)。目前(qian)增加(jia)活(huo)化(hua)(hua)(hua)劑(ji)一般有(you)酞酸(suan)酯偶聯劑(ji)、硬脂(zhi)酸(suan)、木質(zhi)素等(deng),用(yong)量約(yue)(yue)1%-5%。完成(cheng)(cheng)了前(qian)面(mian)(mian)(mian)的(de)化(hua)(hua)(hua)學處(chu)理(li)后,對(dui)料液脫水分別、單調制(zhi)得白度(du)(du)高的(de)制(zhi)品。