主要毒性物質:苯(ben)被公(gong)認為(wei)致(zhi)癌物質,但(dan)苯(ben)類是(shi)樹脂材(cai)料(liao)(liao)的良好溶劑(ji)(ji),它具(ju)有(you)溶解(jie)性強,揮(hui)發(fa)速度快,價(jia)格(ge)便宜等優點,因(yin)此被廣泛用(yong)于樹脂的溶劑(ji)(ji)。在(zai)包裝中(zhong)(zhong)主要用(yong)于復合包裝材(cai)料(liao)(liao)粘和劑(ji)(ji)和塑料(liao)(liao)印刷油墨的溶劑(ji)(ji)。由于在(zai)復合材(cai)料(liao)(liao)和塑料(liao)(liao)印刷過(guo)(guo)程中(zhong)(zhong)苯(ben)類溶劑(ji)(ji)揮(hui)發(fa)不完全,包裝材(cai)料(liao)(liao)或容(rong)器生產設備比較(jiao)簡(jian)陋(lou)時有(you)可(ke)能造成(cheng)苯(ben)類物質在(zai)包裝材(cai)料(liao)(liao)中(zhong)(zhong)殘留。食(shi)(shi)品包裝設計過(guo)(guo)程中(zhong)(zhong)苯(ben)類物質滲透到食(shi)(shi)品中(zhong)(zhong),會(hui)導致(zhi)食(shi)(shi)品中(zhong)(zhong)含(han)有(you)苯(ben)。
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