降低煙用商標(biāo)紙中苯殘留量的方法
Method of Decreasing Benzene Residue in Cigarette Trademark Paper
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摘要: 為使煙用成品商標(biāo)苯殘留符合VOCs 限量標(biāo)準(zhǔn)要求,經(jīng)實驗研究,,提出了兩種快速,、顯著降低煙用商標(biāo)紙中苯殘留量的方法。首先,,對印刷所用的原材料進行質(zhì)量控制,,更換或是改進苯含量較高的原材料;其次,,對成品商標(biāo)進行通風(fēng)處理,,采取升高通風(fēng)溫度、延長通風(fēng)時間,、加強通風(fēng)量等3 方面措施,,有效降低苯殘留量,。Abstract: A fast and remarkable way of decreasing the benzene residue was found to meet the requirement of VOCS control standard. The method included two parts. Firstly, quality control of new raw material was conducted, and no material with high benzene content was used. Secondly, the decrease of benzene residue could be effectively achieved in the finished cigarette trademard paper by ventilation, such as increasing the ventilation temperature, prolonging ventilation time and enhancing the ventilated rate.