
今天南陽鈣粉廠家跟我們(men)講講活性碳(tan)(tan)(tan)酸(suan)(suan)鈣(gai)(gai)的(de)(de)生(sheng)(sheng)產(chan)工(gong)藝,讓我們(men)可(ke)以更好(hao)的(de)(de)了解我們(men)的(de)(de)產(chan)品。活性碳(tan)(tan)(tan)酸(suan)(suan)鈣(gai)(gai)的(de)(de)生(sheng)(sheng)產(chan)工(gong)藝與(yu)生(sheng)(sheng)產(chan)輕質碳(tan)(tan)(tan)酸(suan)(suan)鈣(gai)(gai)大(da)致(zhi)相同,但在碳(tan)(tan)(tan)化(hua)(hua)(hua)這一(yi)(yi)工(gong)序中(zhong)應嚴格操控條(tiao)件,使生(sheng)(sheng)成(cheng)(cheng)微細的(de)(de)碳(tan)(tan)(tan)酸(suan)(suan)鈣(gai)(gai)顆(ke)粒(li),再用(yong)(yong)(yong)活化(hua)(hua)(hua)劑進(jin)行表(biao)面(mian)處(chu)理(li)。行將(jiang)石灰石與(yu)煤混(hun)合,其配比約7.5左右(you),于(yu)900-1000℃ 溫度下(xia)在石灰窯中(zhong)緞燒,二氧化(hua)(hua)(hua)碳(tan)(tan)(tan)經(jing)洗氣除塵后(hou)送碳(tan)(tan)(tan)化(hua)(hua)(hua)塔,生(sheng)(sheng)石灰進(jin)消(xiao)化(hua)(hua)(hua)槽,用(yong)(yong)(yong)80-90℃ 的(de)(de)熱(re)水(shui)充分消(xiao)化(hua)(hua)(hua),制(zhi)成(cheng)(cheng)濃度約9%的(de)(de)乳液,進(jin)入碳(tan)(tan)(tan)化(hua)(hua)(hua)塔,通二氧化(hua)(hua)(hua)碳(tan)(tan)(tan)進(jin)行碳(tan)(tan)(tan)化(hua)(hua)(hua),當(dang)碳(tan)(tan)(tan)化(hua)(hua)(hua)時(shi)懸浮(fu)液的(de)(de)PH值(zhi)等(deng)于(yu)7時(shi)為反響終(zhong)點,此時(shi)可(ke)引入活化(hua)(hua)(hua)劑,對生(sheng)(sheng)成(cheng)(cheng)的(de)(de)碳(tan)(tan)(tan)酸(suan)(suan)鈣(gai)(gai)進(jin)行表(biao)面(mian)處(chu)理(li)。有(you)(you)干法(fa)表(biao)面(mian)處(chu)理(li)和(he)濕法(fa)表(biao)面(mian)處(chu)理(li), 一(yi)(yi)般選用(yong)(yong)(yong)濕法(fa)表(biao)面(mian)處(chu)理(li)工(gong)藝,因該法(fa)可(ke)制(zhi)得(de)活化(hua)(hua)(hua)度高,松散(san)功(gong)用(yong)(yong)(yong)好(hao),透明性高的(de)(de)活性碳(tan)(tan)(tan)酸(suan)(suan)鈣(gai)(gai)。目前(qian)增(zeng)加(jia)活化(hua)(hua)(hua)劑一(yi)(yi)般有(you)(you)酞(tai)酸(suan)(suan)酯(zhi)偶聯(lian)劑、硬脂酸(suan)(suan)、木(mu)質素等(deng),用(yong)(yong)(yong)量約1%-5%。完成(cheng)(cheng)了前(qian)面(mian)的(de)(de)化(hua)(hua)(hua)學處(chu)理(li)后(hou),對料液脫水(shui)分別(bie)、單調制(zhi)得(de)白(bai)度高的(de)(de)制(zhi)品。