主(zhu)要毒性物質:苯被(bei)公(gong)認為致癌物質,但苯類是樹脂材料(liao)(liao)(liao)的(de)良(liang)好溶(rong)(rong)劑(ji),它(ta)具有溶(rong)(rong)解(jie)性強,揮發速(su)度快(kuai),價格便宜(yi)等優(you)點,因此被(bei)廣(guang)泛用(yong)于(yu)樹脂的(de)溶(rong)(rong)劑(ji)。在包(bao)(bao)裝中(zhong)主(zhu)要用(yong)于(yu)復合包(bao)(bao)裝材料(liao)(liao)(liao)粘和劑(ji)和塑料(liao)(liao)(liao)印刷油墨的(de)溶(rong)(rong)劑(ji)。由于(yu)在復合材料(liao)(liao)(liao)和塑料(liao)(liao)(liao)印刷過程(cheng)中(zhong)苯類溶(rong)(rong)劑(ji)揮發不(bu)完全(quan),包(bao)(bao)裝材料(liao)(liao)(liao)或(huo)容器生產設(she)備比(bi)較(jiao)簡陋時有可能(neng)造成(cheng)苯類物質在包(bao)(bao)裝材料(liao)(liao)(liao)中(zhong)殘留。食(shi)(shi)品(pin)包(bao)(bao)裝設(she)計過程(cheng)中(zhong)苯類物質滲透到(dao)食(shi)(shi)品(pin)中(zhong),會導致食(shi)(shi)品(pin)中(zhong)含有苯。
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