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印刷(shua)廢(fei)水(shui)的主(zhu)要(yao)成(cheng)分包(bao)括顯(xian)影廢液(ye)、油(you)墨、澱粉顆粒等(deng)。顯(xian)影(ying)廢(fei)液(ye)通(tong)常含(han)有(you)大(da)量(liang)的銀(yin)離(li)子和(he)其(qi)他化學物(wu)質,這(zhe)些(xie)物(wu)質不僅(jin)難以降(jiang)解(jie),而且具(ju)有(you)毒(du)性。油(you)墨中(zhong)的有(you)機(ji)溶劑和(he)顏料在水中(zhong)難以降(jiang)解(jie),導致(zhi)廢(fei)水(shui)色(se)度高(gao),處(chu)理(li)起(qi)來非(fei)常困(kun)難。澱(dian)粉顆粒則來(lai)源(yuan)於印(yin)刷(shua)過(guo)程(cheng)中(zhong)的粘合(he)劑,它(ta)們(men)會在水中(zhong)形成(cheng)懸浮物(wu),增(zeng)加(jia)廢水(shui)的渾濁度。酸堿性(xing)物(wu)質主要(yao)來(lai)源(yuan)於印(yin)刷(shua)過(guo)程(cheng)中(zhong)的沖(chong)洗(xi)水(shui)和(he)清(qing)潔劑。在(zai)印(yin)刷過(guo)程(cheng)中(zhong),為了(le)保(bao)持(chi)印刷(shua)機(ji)的清(qing)潔和(he)印刷質量(liang),需(xu)要(yao)定(ding)期(qi)使用酸(suan)性或(huo)堿(jian)性(xing)的清(qing)...
2024-08-28 http://bohuatiyu.cn//Article/yinshuayegongyefeish.html
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