发明名称 Process for bleaching a chemical paper pulp
摘要 Method of bleaching chemical paper pulp having undergone extensive cooking, involving a sequence of processing steps carried out without chlorine reagents. The pulp is subjected to decontamination from its transition metals and then to a step using alkaline hydrogen peroxide.
申请公布号 ZA9408563(B) 申请公布日期 1995.06.30
申请号 ZA19940008563 申请日期 1994.10.31
申请人 SOLVAY INTEROX. 发明人 FRANCOIS DESPREZ;NICHOLAS A THROUGHTON;JOHAN DEVENYNS
分类号 D21C9/10;D21C9/16 主分类号 D21C9/10
代理机构 代理人
主权项
地址