主要毒性物(wu)質(zhi):苯被公認(ren)為致癌(ai)物(wu)質(zhi),但苯類是樹脂(zhi)材(cai)料(liao)(liao)(liao)的(de)良(liang)好(hao)溶(rong)劑(ji)(ji)(ji),它具有溶(rong)解(jie)性強,揮發速度快,價格(ge)便宜等優點(dian),因(yin)此被廣泛用于(yu)(yu)樹脂(zhi)的(de)溶(rong)劑(ji)(ji)(ji)。在包(bao)(bao)裝中(zhong)(zhong)主要用于(yu)(yu)復合包(bao)(bao)裝材(cai)料(liao)(liao)(liao)粘和劑(ji)(ji)(ji)和塑(su)料(liao)(liao)(liao)印(yin)(yin)刷(shua)油墨(mo)的(de)溶(rong)劑(ji)(ji)(ji)。由于(yu)(yu)在復合材(cai)料(liao)(liao)(liao)和塑(su)料(liao)(liao)(liao)印(yin)(yin)刷(shua)過程中(zhong)(zhong)苯類溶(rong)劑(ji)(ji)(ji)揮發不完(wan)全,包(bao)(bao)裝材(cai)料(liao)(liao)(liao)或容器生產(chan)設備比(bi)較簡陋時有可能造成苯類物(wu)質(zhi)在包(bao)(bao)裝材(cai)料(liao)(liao)(liao)中(zhong)(zhong)殘留。食品包(bao)(bao)裝設計過程中(zhong)(zhong)苯類物(wu)質(zhi)滲透到(dao)食品中(zhong)(zhong),會(hui)導(dao)致食品中(zhong)(zhong)含(han)有苯。
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