D301陰離子交換樹(shu)脂(zhi)
D301陰離子交換樹脂
D301是在(zai)大孔構造的苯(ben)乙烯(xi)-二乙烯(xi)苯(ben)共聚體上首要帶有叔(shu)胺(an)基-N(CH3)2的陰離子交(jiao)流樹脂。其堿(jian)性較(jiao)弱,能在(zai)酸性近中(zhong)性介質中(zhong)有效(xiao)地交(jiao)流無機酸及(ji)硅酸根(gen),并能吸(xi)附分子尺度較(jiao)大的雜質以(yi)及(ji)在(zai)非水(shui)溶(rong)液中(zhong)運用。該樹脂具有再生效率高、交流容量大、抗污染能力強、機械強度好的長處。在離(li)(li)子(zi)(zi)交(jiao)(jiao)流過程(cheng)中(zhong)(zhong)(zhong)(zhong),水(shui)(shui)中(zhong)(zhong)(zhong)(zhong)的(de)(de)陽離(li)(li)子(zi)(zi)(如(ru)Na+、Ca2+、 K+、 Mg2+、Fe3+等)與陽離(li)(li)子(zi)(zi)交(jiao)(jiao)流樹(shu)(shu)脂(zhi)上(shang)(shang)的(de)(de)H+ 進行交(jiao)(jiao)流,水(shui)(shui)中(zhong)(zhong)(zhong)(zhong)陽離(li)(li)子(zi)(zi)被轉(zhuan)移到樹(shu)(shu)脂(zhi)上(shang)(shang),而(er)樹(shu)(shu)脂(zhi)上(shang)(shang)的(de)(de)H+交(jiao)(jiao)流到水(shui)(shui)中(zhong)(zhong)(zhong)(zhong)。 水(shui)(shui)中(zhong)(zhong)(zhong)(zhong)的(de)(de)陰離(li)(li)子(zi)(zi)(如(ru)Cl-、HCO3-等)與陰離(li)(li)子(zi)(zi)交(jiao)(jiao)流樹(shu)(shu)脂(zhi)上(shang)(shang)的(de)(de)OH-進行交(jiao)(jiao)流,水(shui)(shui)中(zhong)(zhong)(zhong)(zhong)陰離(li)(li)子(zi)(zi)被轉(zhuan)移到樹(shu)(shu)脂(zhi)上(shang)(shang),而(er)樹(shu)(shu)脂(zhi)上(shang)(shang)的(de)(de)OH- 交(jiao)(jiao)流到水(shui)(shui)中(zhong)(zhong)(zhong)(zhong)。而(er)H+ 與OH- 相(xiang)結合生成水(shui)(shui),然后(hou)到達脫鹽(yan)的(de)(de)意圖。
D301陰離子交換樹脂
簡介:其堿性較弱,能在酸性近中性介質中有效地交流無機酸及硅酸根,并能吸附分子尺度較大的雜質以及在非水溶液中運用。該樹脂具有再生效率高、交流容量大、抗污染能力強、機械強度好的長處。 二、理化性能目標(biao):目標(biao)稱號(hao)目標(biao) 外觀乳白或(huo)淡黃(huang)色不(bu)透明球狀顆粒 ;出(chu)廠(chang)型式游(you)離胺(an)型 含水量 %48.00-58.00 質量全交流(liu)容量mmol/g≥4.80 強型基團容量 mmol/g≤1.00 體積全交流(liu)容量 mmol/ml≥1.45 濕視密度(du) g/ml0.65-0.72 濕真密度(du) g/ml1.030-1.060 規模(mo)粒(li)度(du) %(0.315-1.25mm)≥95 上限粒(li)度(du) %(>1.25mm)≤1 有效粒(li)徑(jing) mm0.50-0.700 均一系數≤1.60