水處理用離子交換(huan)樹脂(zhi)有什么作用?

水(shui)處(chu)理(li)樹(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)分(fen)(fen)為(wei)陽離(li)(li)(li)(li)子(zi)(zi)(zi)(zi)(zi)樹(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)和陰(yin)離(li)(li)(li)(li)子(zi)(zi)(zi)(zi)(zi)樹(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)，陽離(li)(li)(li)(li)子(zi)(zi)(zi)(zi)(zi)樹(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)又細分(fen)(fen)為(wei)鈉(na)型和氫(qing)型，在水(shui)溶(rong)液中(zhong)能離(li)(li)(li)(li)解出某(mou)些(xie)陽離(li)(li)(li)(li)子(zi)(zi)(zi)(zi)(zi)(如H+或(huo)Na+)，鈉(na)型樹(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)將(jiang)水(shui)中(zhong)的(de)鈣鎂離(li)(li)(li)(li)子(zi)(zi)(zi)(zi)(zi)交(jiao)(jiao)換成鈉(na)離(li)(li)(li)(li)子(zi)(zi)(zi)(zi)(zi)，使(shi)水(shui)變軟(ruan)；氫(qing)型樹(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)是將(jiang)水(shui)中(zhong)的(de)鈣鎂離(li)(li)(li)(li)子(zi)(zi)(zi)(zi)(zi)交(jiao)(jiao)換成氫(qing)離(li)(li)(li)(li)子(zi)(zi)(zi)(zi)(zi)使(shi)水(shui)軟(ruan)化，除氟樹(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)價格，陰(yin)離(li)(li)(li)(li)子(zi)(zi)(zi)(zi)(zi)樹(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)中(zhong)含被(bei)可(ke)置換的(de)氫(qing)氧根離(li)(li)(li)(li)子(zi)(zi)(zi)(zi)(zi)，供應除氟樹(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)，水(shui)溶(rong)液中(zhong)能離(li)(li)(li)(li)解出陰(yin)離(li)(li)(li)(li)子(zi)(zi)(zi)(zi)(zi)(如OH－或(huo)Cl－)，能與水(shui)中(zhong)的(de)酸根離(li)(li)(li)(li)子(zi)(zi)(zi)(zi)(zi)交(jiao)(jiao)換.即樹(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)中(zhong)的(de)離(li)(li)(li)(li)子(zi)(zi)(zi)(zi)(zi)與溶(rong)液中(zhong)的(de)離(li)(li)(li)(li)子(zi)(zi)(zi)(zi)(zi)互相交(jiao)(jiao)換，從而將(jiang)溶(rong)液中(zhong)的(de)離(li)(li)(li)(li)子(zi)(zi)(zi)(zi)(zi)分(fen)(fen)離(li)(li)(li)(li)出來(lai).同(tong)時(shi)使(shi)用陰(yin)離(li)(li)(li)(li)子(zi)(zi)(zi)(zi)(zi)樹(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)和氫(qing)型陽離(li)(li)(li)(li)子(zi)(zi)(zi)(zi)(zi)樹(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)可(ke)以(yi)將(jiang)水(shui)變為(wei)純凈(jing)水(shui).水(shui)處(chu)理(li)領域離(li)(li)(li)(li)子(zi)(zi)(zi)(zi)(zi)交(jiao)(jiao)換樹(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)的(de)需求量很大(da)，約占離(li)(li)(li)(li)子(zi)(zi)(zi)(zi)(zi)交(jiao)(jiao)換樹(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)產量的(de)90%，除氟樹(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)直銷，用于水(shui)中(zhong)的(de)各種陰(yin)陽離(li)(li)(li)(li)子(zi)(zi)(zi)(zi)(zi)的(de)去除.

離子交換樹脂在(zai)發酵(jiao)工業中(zhong)的應用(yong)

近年(nian)來，離(li)子交(jiao)換技(ji)術發展很快，福(fu)建除(chu)氟樹(shu)(shu)脂(zhi)(zhi)，在發酵工(gong)(gong)業中(zhong)的應用(yong)(yong)越來越普(pu)遍。如有(you)機發酵中(zhong)，用(yong)(yong)離(li)子交(jiao)換樹(shu)(shu)脂(zhi)(zhi)法提(ti)取檸檬酸(suan)（用(yong)(yong)701樹(shu)(shu)脂(zhi)(zhi)吸附，732樹(shu)(shu)脂(zhi)(zhi)轉型，再用(yong)(yong)脫色(se)(se)樹(shu)(shu)脂(zhi)(zhi)脫色(se)(se)與(yu)除(chu)雜）；酶制劑生(sheng)(sheng)產(chan)中(zhong)，用(yong)(yong)離(li)子交(jiao)換樹(shu)(shu)脂(zhi)(zhi)濃縮，提(ti)取葡萄糖與(yu)氧(yang)化(hua)酶，淀(dian)粉酶等(deng)(deng)；氨(an)基酸(suan)，淀(dian)粉酶生(sheng)(sheng)產(chan)中(zhong)，用(yong)(yong)以提(ti)取谷氨(an)酸(suan)，賴氨(an)酸(suan)等(deng)(deng)，提(ti)取、分離(li)、 純(chun)化(hua)、分析(xi)各種核苷酸(suan)等(deng)(deng)；酶法生(sheng)(sheng)產(chan)葡萄糖中(zhong)，除(chu)去金屬離(li)子與(yu)脫色(se)(se)；釀造上，用(yong)(yong)樹(shu)(shu)脂(zhi)(zhi)進行酒(jiu)(jiu)精(jing)脫臭，用(yong)(yong)湘中(zhong)732樹(shu)(shu)脂(zhi)(zhi)脫水制造無(wu)水酒(jiu)(jiu)精(jing)，用(yong)(yong)樹(shu)(shu)脂(zhi)(zhi)除(chu)去酒(jiu)(jiu)中(zhong)金屬離(li)子，以提(ti)高(gao)啤酒(jiu)(jiu)葡萄酒(jiu)(jiu)的穩(wen)定性等(deng)(deng)；用(yong)(yong)離(li)子交(jiao)換樹(shu)(shu)脂(zhi)(zhi)凈化(hua)工(gong)(gong)藝用(yong)(yong)水等(deng)(deng)。

一、本方(fang)法適用于用離子(zi)交換法處理鍍鉻廢水(shui)時陰、陽離子(zi)交換樹脂受污染時的活化

二、陰離子交換樹(shu)脂，可采(cai)用(yong)體(ti)(ti)外(wai)活(huo)化(hua)。活(huo)化(hua)液(ye)用(yong)量為(wei)(wei)樹(shu)脂體(ti)(ti)積的1-2倍。活(huo)化(hua)液(ye)用(yong)濃度為(wei)(wei)2.0-2.5MOL/L硫酸(suan)(suan)與(yu)亞硫酸(suan)(suan)氫1鈉(na)配(pei)制，亞硫酸(suan)(suan)1氫鈉(na)含量對(dui)凝膠型強堿(jian)陰樹(shu)脂為(wei)(wei)45G/L，對(dui)大(da)孔型弱堿(jian)陰樹(shu)脂為(wei)(wei)28G/L，活(huo)化(hua)時，樹(shu)脂在(zai)活(huo)化(hua)液(ye)中浸泡(pao)一夜