北京11选5

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[制浆工艺] 废纸原料纤维角质化原因及影响

2019-11-5

  近年来随着外废进口限额,国废价格一路攀升,国内包装纸生产原料结构发生较大变化,众所周知,美废(AOCC)大多是一次回用,其原始纤维大多为针叶木纤维,而国废(COCC或OCC)多为二次回用甚至超过三次回用,纤维较短,强度较差,在此环境下造纸企业特别是包装纸企面临原料强度低,抄造困难,干强剂、淀粉等化学品需求量上升的困扰,那么原料强度差的根本原因是什么,如何有效修正?这是每个从业者在思考的问题。

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北京11选5  ZHENDUIMUQIANYUANLIAOQINGKUANG,JIANYIZHIQIJIANLIYUANLIAOXIANWEISHUJUKU,DUIBUTONGPICIYUANLIAOJINXINGXIANWEIXINGTAISHUJUJIANCE,ZUODAOGONGYISUIYUANLIAOQINGKUANGSHISHIYOUHUA,YEKEYIYUXIANGYINGHUAXUEPINGONGYINGSHANGZAIXIANCHANGFUWUFANGMIANJIAQIANGHEZUO,JINLIANGXUANZEYONGYOUWANSHANSHOUHOUFUWUTIXIDEGONGYINGSHANGJINXINGHEZUO,MAICHANPIN,GENGSHIMAIFUWU。

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