主要毒(du)性物(wu)質:苯被(bei)公(gong)認為致癌物(wu)質,但苯類是樹脂材(cai)(cai)料(liao)(liao)(liao)(liao)的良好溶(rong)劑(ji)(ji)(ji),它(ta)具有溶(rong)解性強,揮發速度快(kuai),價格便宜(yi)等(deng)優點(dian),因此被(bei)廣泛(fan)用于樹脂的溶(rong)劑(ji)(ji)(ji)。在(zai)包裝(zhuang)(zhuang)中(zhong)(zhong)主要用于復合(he)包裝(zhuang)(zhuang)材(cai)(cai)料(liao)(liao)(liao)(liao)粘和劑(ji)(ji)(ji)和塑料(liao)(liao)(liao)(liao)印(yin)刷油墨的溶(rong)劑(ji)(ji)(ji)。由于在(zai)復合(he)材(cai)(cai)料(liao)(liao)(liao)(liao)和塑料(liao)(liao)(liao)(liao)印(yin)刷過程中(zhong)(zhong)苯類溶(rong)劑(ji)(ji)(ji)揮發不完全,包裝(zhuang)(zhuang)材(cai)(cai)料(liao)(liao)(liao)(liao)或容器生產設備比較簡陋時有可(ke)能造成苯類物(wu)質在(zai)包裝(zhuang)(zhuang)材(cai)(cai)料(liao)(liao)(liao)(liao)中(zhong)(zhong)殘留。食(shi)(shi)品包裝(zhuang)(zhuang)設計過程中(zhong)(zhong)苯類物(wu)質滲透(tou)到食(shi)(shi)品中(zhong)(zhong),會導致食(shi)(shi)品中(zhong)(zhong)含有苯。
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