发明名称 |
Method of de-inking paper and other cellulosic materials |
摘要 |
A method of de-inking cellulosic fibrous materials comprising:a. admixing an alkaline reagent selected from the group consisting of ammonium hydroxide and hydrogen peroxide and mixtures thereof with an aqueous suspension of inked cellulosic fibrous material such that they react at the ink particle/cellulosic fiber interfaces to dislodge ink particles from the cellulosic materials; andb. removing the dislodged ink particles from the aqueous suspension.
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申请公布号 |
US6217706(B1) |
申请公布日期 |
2001.04.17 |
申请号 |
US19990429397 |
申请日期 |
1999.10.28 |
申请人 |
UNIVERSITY OF FLORIDA |
发明人 |
EL-SHALL HASSAN;MOUDGIL BRIJ M. |
分类号 |
D21C5/02;(IPC1-7):D21B1/08;D21C1/06;D21C1/08 |
主分类号 |
D21C5/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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