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        1. 當(dang)前(qian)位置:網(wang)站首頁技(ji)術(shu)文(wen)章(zhang) > 鍋(guo)爐軟(ruan)化(hua)水(shui)樹(shu)脂(zhi)的貯(zhu)存與(yu)預(yu)處(chu)理

          鍋(guo)爐軟(ruan)化(hua)水(shui)樹(shu)脂(zhi)的貯(zhu)存與(yu)預(yu)處(chu)理

          更(geng)新時間:2024-10-14 點(dian)擊(ji)量:551

          鍋(guo)爐軟(ruan)化(hua)水(shui)樹(shu)脂(zhi)的貯(zhu)存與(yu)預(yu)處(chu)理

           

          產品(pin)名稱(cheng):

          001x7苯(ben)乙(yi)烯(xi)系強酸性陽(yang)離子(zi)交換(huan)樹(shu)脂(zhi)

          產品(pin)圖:

           

          產品(pin)簡(jian)介:

          001x7是在(zai)交(jiao)聯(lian)為7的苯(ben)乙(yi)烯(xi)-二乙烯(xi)苯(ben)共(gong)聚(ju)體上帶(dai)有磺(huang)酸基(ji)(-SO3H)的陽(yang)離子(zi)交換(huan)樹(shu)脂(zhi)。主(zhu)要用於食(shi)品(pin)、制(zhi)藥、硬水(shui)軟(ruan)化(hua)和(he)純水(shui)制(zhi)備,也(ye)用於濕(shi)法(fa)冶金、制糖、制藥、味(wei)精(jing)行業(ye),以及(ji)作為催化(hua)劑(ji)等。

          理化(hua)性(xing)能(neng)指標(biao):

          指標名稱(cheng)

          指標(biao)

          執(zhi)行標準:

          GB/T13659-2008

          外(wai)觀

          棕(zong)黃(huang)至(zhi)棕(zong)褐色(se)球(qiu)狀(zhuang)顆粒(li)

          出(chu)廠(chang)型(xing)式(shi)

          鈉型(xing)

          含(han)水(shui)量  

          45.00-55.00

          質量全交換容(rong)量 mmol/g

          ≥4.50

          體(ti)積(ji)全(quan)交(jiao)換容(rong)量 mmol/ml

          ≥1.80

          濕(shi)視(shi)密度(du) g/ml

          0.77-0.87

          濕真密(mi)度(du) g/ml

          1.250-1.290

          範圍粒(li)度(du)  

          (0.315mm-1.250mm)≥95.0

          下限粒(li)度(du)  

          (<0.315mm)≤1.0

          有效(xiao)粒徑 mm

          0.400-0.700

          均(jun)壹(yi)系(xi)數

          ≤1.60

          磨(mo)後圓(yuan)球(qiu)率(lv)

          ≥90.00

          使用參考(kao)指(zhi)標(biao):

          指標名稱(cheng)

          指標(biao)

          pH範(fan)圍

          1-14

          高(gao)使(shi)用溫(wen)度(du)

          Na+:120   H+:100

          轉型(xing)膨(peng)脹(zhang)率(lv)(Na+-H+)

          ≤10

          工作(zuo)交(jiao)換容(rong)量 mmol/L

          ≥1200

          運(yun)行(xing)流速 m/h

          15-30

           

          陰、陽(yang)離子(zi)交換(huan)樹(shu)脂(zhi)樹(shu)脂(zhi)的貯(zhu)存:

            離子(zi)交換(huan)樹(shu)脂(zhi)肪內含(han)有壹定(ding)量的水(shui)份(fen),在(zai)運(yun)輸及貯(zhu)存過(guo)程(cheng)中(zhong)應盡(jin)量保(bao)持(chi)這部分水(shui)。如(ru)貯(zhu)存(cun)過(guo)程(cheng)中(zhong)樹(shu)脂(zhi)脫(tuo)了水(shui),應(ying)先用濃(nong)食(shi)鹽(yan)水(shui)(-10)浸(jin)泡,再逐漸稀(xi)釋(shi),不(bu)得(de)直接放(fang)於(yu)水(shui)中(zhong),以免(mian)樹(shu)脂(zhi)急劇(ju)膨(peng)脹(zhang)而(er)破碎(sui)。在(zai)長(chang)期貯存(cun)中,強型(xing)樹(shu)脂(zhi)應(ying)轉變(bian)成鹽(yan)型(xing),弱型(xing)樹(shu)脂(zhi)可(ke)轉變(bian)成相(xiang)應(ying)的氫(qing)型(xing)或遊(you)離堿型(xing)也可(ke)轉為鹽(yan)型(xing),然後浸(jin)泡在(zai)潔凈(jing)的水(shui)中(zhong)。樹(shu)脂(zhi)在(zai)貯(zhu)存或運(yun)輸過(guo)程(cheng)中(zhong),應保(bao)持(chi)在(zai)5-40C的溫(wen)度(du)環境(jing)中,避免(mian)過(guo)冷(leng)或過(guo)熱(re),影(ying)響質量。若冬季(ji)沒(mei)有保(bao)溫(wen)設備時,可將(jiang)樹(shu)脂(zhi)貯(zhu)存在(zai)食(shi)鹽(yan)水(shui)中(zhong),食鹽(yan)水(shui)的溫(wen)度(du)可根(gen)據(ju)氣溫(wen)而(er)定(ding)。
          新樹(shu)脂(zhi)的預(yu)處(chu)理:

            新(xin)樹(shu)脂(zhi)常(chang)含(han)有溶(rong)劑(ji)、未參(can)加(jia)聚(ju)合反應(ying)的物(wu)質和(he)少量低聚(ju)合物(wu),還(hai)可(ke)能(neng)吸著鐵(tie)、鋁(lv)、銅等重(zhong)金屬離子(zi)。當樹(shu)脂(zhi)與(yu)水(shui)、酸(suan)、堿或其(qi)他溶(rong)液相接觸(chu)時,上述(shu)可(ke)溶(rong)性雜質就會(hui)轉入溶(rong)液中,在(zai)使(shi)用初(chu)期汙染(ran)出(chu)水(shui)水(shui)質。所以,新(xin)樹(shu)脂(zhi)在(zai)投(tou)運(yun)前(qian)要(yao)進行(xing)預(yu)處(chu)理。

           

          陽(yang)樹(shu)脂(zhi)的預(yu)處(chu)理

          陽(yang)樹(shu)脂(zhi)預(yu)處(chu)理步(bu)驟(zhou)如(ru)下(xia):

            首先使用飽和(he)食鹽(yan)水(shui),取(qu)其(qi)量約等於(yu)被(bei)處理樹(shu)脂(zhi)體(ti)積(ji)的兩(liang)倍(bei),將樹(shu)脂(zhi)置(zhi)於食鹽(yan)溶(rong)液中浸(jin)泡18-20小時,然後放(fang)盡(jin)食鹽(yan)水(shui),用清(qing)水(shui)漂洗(xi)凈,使排(pai)出(chu)水(shui)不(bu)帶黃(huang)色(se);其(qi)次(ci)再用2-4NaOH溶(rong)液,其(qi)量與上相(xiang)同(tong),在(zai)其(qi)中(zhong)浸泡2-4小時(或作(zuo)小(xiao)流量清(qing)洗(xi)),放(fang)盡(jin)堿液(ye)後(hou),沖洗樹(shu)脂(zhi)直(zhi)至排出(chu)水(shui)接近中性(xing)為止(zhi)。後(hou)用5HCL溶(rong)液,其(qi)量亦與上述(shu)相(xiang)同(tong),浸(jin)泡4-8小時,放(fang)盡(jin)酸液(ye),用清(qing)

          水(shui)漂流至中性待(dai)用。

           陰樹(shu)脂(zhi)的預(yu)處(chu)理

            其(qi)預(yu)處(chu)理方(fang)法中(zhong)的步(bu)與陽(yang)樹(shu)脂(zhi)預(yu)處(chu)理方(fang)法中(zhong)的步(bu)相同(tong);而(er)後(hou)用

          5HCL浸泡4-8小時,然後放(fang)盡(jin)酸液(ye),用水(shui)清(qing)洗(xi)至中性(xing);而(er)後(hou)用2-4NaOH溶(rong)

          液浸泡4-8小時後,放(fang)盡(jin)堿液(ye),用清(qing)水(shui)洗(xi)至中性(xing)待用。

          鍋(guo)爐軟(ruan)化(hua)水(shui)樹(shu)脂(zhi)的貯(zhu)存與(yu)預(yu)處(chu)理樹(shu)脂(zhi)的貯(zhu)存離子(zi)交換(huan)樹(shu)脂(zhi)肪內含(han)有壹定(ding)量的水(shui)份(fen),在(zai)運(yun)輸及貯(zhu)存過(guo)程(cheng)中(zhong)應盡(jin)量保(bao)持(chi)這部分水(shui)。如(ru)貯(zhu)存(cun)過(guo)程(cheng)中(zhong)樹(shu)脂(zhi)脫(tuo)了水(shui),應(ying)先用濃(nong)食(shi)鹽(yan)水(shui)(-10)浸(jin)泡,再逐漸稀(xi)釋(shi),不(bu)得(de)直接放(fang)於(yu)水(shui)中(zhong),以免(mian)樹(shu)脂(zhi)急劇(ju)膨(peng)脹(zhang)而(er)破碎(sui)。在(zai)長(chang)期貯存(cun)中,強型(xing)樹(shu)脂(zhi)應(ying)轉變(bian)成鹽(yan)型(xing),弱型(xing)樹(shu)脂(zhi)可(ke)轉變(bian)成相(xiang)應(ying)的氫(qing)型(xing)或遊(you)離堿型(xing)也可(ke)轉為鹽(yan)型(xing),然後浸(jin)泡在(zai)潔凈(jing)的水(shui)中(zhong)。樹(shu)脂(zhi)在(zai)貯(zhu)存或運(yun)輸過(guo)程(cheng)中(zhong),應保(bao)持(chi)在(zai)5-40°C的溫(wen)度(du)環境(jing)中,避免(mian)過(guo)冷(leng)或過(guo)熱(re),影(ying)響質量。若冬季(ji)沒(mei)有保(bao)溫(wen)設備時,可將(jiang)樹(shu)脂(zhi)貯(zhu)存在(zai)食(shi)鹽(yan)水(shui)中(zhong),食鹽(yan)水(shui)的溫(wen)度(du)可根(gen)據(ju)氣溫(wen)而(er)定(ding)。


          軟(ruan)化(hua)水(shui)樹(shu)脂(zhi)

            新(xin)樹(shu)脂(zhi)的預(yu)處(chu)理

            新(xin)樹(shu)脂(zhi)常(chang)含(han)有溶(rong)劑(ji)、未參(can)加(jia)聚(ju)合反應(ying)的物(wu)質和(he)少量低聚(ju)合物(wu),還(hai)可(ke)能(neng)吸著鐵(tie)、鋁(lv)、銅等重(zhong)金屬離子(zi)。當樹(shu)脂(zhi)與(yu)水(shui)、酸(suan)、堿或其(qi)他溶(rong)液相接觸(chu)時,上述(shu)可(ke)溶(rong)性雜質就會(hui)轉入溶(rong)液中,在(zai)使(shi)用初(chu)期汙染(ran)出(chu)水(shui)水(shui)質。所以,新(xin)樹(shu)脂(zhi)在(zai)投(tou)運(yun)前(qian)要(yao)進行(xing)預(yu)處(chu)理。

          軟(ruan)化(hua)水(shui)樹(shu)脂(zhi)

            首先使用飽和(he)食鹽(yan)水(shui),取(qu)其(qi)量約等於(yu)被(bei)處理樹(shu)脂(zhi)體(ti)積(ji)的兩(liang)倍(bei),將樹(shu)脂(zhi)置(zhi)於食鹽(yan)溶(rong)液中浸(jin)泡18-20小時,然後放(fang)盡(jin)食鹽(yan)水(shui),用清(qing)水(shui)漂洗(xi)凈,使排(pai)出(chu)水(shui)不(bu)帶黃(huang)色(se);其(qi)次(ci)再用2-4NaOH溶(rong)液,其(qi)量與上相(xiang)同(tong),在(zai)其(qi)中(zhong)浸泡2-4小時(或作(zuo)小(xiao)流量清(qing)洗(xi)),放(fang)盡(jin)堿液(ye)後(hou),沖洗樹(shu)脂(zhi)直(zhi)至排出(chu)水(shui)接近中性(xing)為止(zhi)。後(hou)用5HCL溶(rong)液,其(qi)量亦與上述(shu)相(xiang)同(tong),浸(jin)泡4-8小時,放(fang)盡(jin)酸液(ye),用清(qing)水(shui)漂流至中性待(dai)用。

          軟(ruan)化(hua)水(shui)樹(shu)脂(zhi)

            樹(shu)脂(zhi)的貯(zhu)存

            離子(zi)交換(huan)樹(shu)脂(zhi)肪內含(han)有壹定(ding)量的水(shui)份(fen),在(zai)運(yun)輸及貯(zhu)存過(guo)程(cheng)中(zhong)應盡(jin)量保(bao)持(chi)這部分水(shui)。如(ru)貯(zhu)存(cun)過(guo)程(cheng)中(zhong)樹(shu)脂(zhi)脫(tuo)了水(shui),應(ying)先用濃(nong)食(shi)鹽(yan)水(shui)(-10)浸(jin)泡,再逐漸稀(xi)釋(shi),不(bu)得(de)直接放(fang)於(yu)水(shui)中(zhong),以免(mian)樹(shu)脂(zhi)急劇(ju)膨(peng)脹(zhang)而(er)破碎(sui)。在(zai)長(chang)期貯存(cun)中,強型(xing)樹(shu)脂(zhi)應(ying)轉變(bian)成鹽(yan)型(xing),弱型(xing)樹(shu)脂(zhi)可(ke)轉變(bian)成相(xiang)應(ying)的氫(qing)型(xing)或遊(you)離堿型(xing)也可(ke)轉為鹽(yan)型(xing),然後浸(jin)泡在(zai)潔凈(jing)的水(shui)中(zhong)。樹(shu)脂(zhi)在(zai)貯(zhu)存或運(yun)輸過(guo)程(cheng)中(zhong),應保(bao)持(chi)在(zai)5-40°C的溫(wen)度(du)環境(jing)中,避免(mian)過(guo)冷(leng)或過(guo)熱(re),影(ying)響質量。若冬季(ji)沒(mei)有保(bao)溫(wen)設備時,可將(jiang)樹(shu)脂(zhi)貯(zhu)存在(zai)食(shi)鹽(yan)水(shui)中(zhong),食鹽(yan)水(shui)的溫(wen)度(du)可根(gen)據(ju)氣溫(wen)而(er)定(ding)

          kA13X
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