发明名称 Bleaching process
摘要 A process for final bleaching cellulose-containing pulp which has been subjected to previous bleaching with a peroxide compound. The process involves the sequential steps of exposing the pulp to an amount of a reducing agent in order to eliminate residual peroxide compound from the pulp and then final bleaching the pulp by exposing the pulp to an amount of formamidine sulfinic acid.
申请公布号 AU2334502(A) 申请公布日期 2002.06.18
申请号 AU20020023345 申请日期 2001.11.28
申请人 WEST FRASER TIMBER CO. LTD. 发明人 RICHARD C. DENTON;GORGEN AKERLUND
分类号 D21C9/10;D21C9/16 主分类号 D21C9/10
代理机构 代理人
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