主要(yao)毒性物(wu)質:苯(ben)被(bei)公認為致癌物(wu)質,但苯(ben)類(lei)是(shi)樹脂材料(liao)(liao)的(de)良好溶(rong)(rong)(rong)劑(ji)(ji),它具有溶(rong)(rong)(rong)解性強,揮發速度(du)快,價格便宜等優點,因此被(bei)廣泛用于樹脂的(de)溶(rong)(rong)(rong)劑(ji)(ji)。在(zai)包裝中(zhong)(zhong)(zhong)主要(yao)用于復(fu)合(he)包裝材料(liao)(liao)粘和(he)劑(ji)(ji)和(he)塑料(liao)(liao)印(yin)刷(shua)油(you)墨的(de)溶(rong)(rong)(rong)劑(ji)(ji)。由于在(zai)復(fu)合(he)材料(liao)(liao)和(he)塑料(liao)(liao)印(yin)刷(shua)過程(cheng)中(zhong)(zhong)(zhong)苯(ben)類(lei)溶(rong)(rong)(rong)劑(ji)(ji)揮發不完全,包裝材料(liao)(liao)或(huo)容器生產設(she)(she)備比較簡(jian)陋時有可能造成苯(ben)類(lei)物(wu)質在(zai)包裝材料(liao)(liao)中(zhong)(zhong)(zhong)殘留(liu)。食品(pin)包裝設(she)(she)計(ji)過程(cheng)中(zhong)(zhong)(zhong)苯(ben)類(lei)物(wu)質滲透(tou)到食品(pin)中(zhong)(zhong)(zhong),會導(dao)致食品(pin)中(zhong)(zhong)(zhong)含有苯(ben)。
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