发明名称 oxygen/ozon/perättiksyra-delignifiering och -blekning av cellulosamassor
摘要 A method for delignification and bleaching of cellulosic pulp which comprises reacting a cellulosic pulp with peracetic acid, ozone and oxygen under conditions of acidic pH. The ozone substantially completely reacts with the pulp and, thereafter, the oxygen reacts with the pulp under under an acidic pH.
申请公布号 SE9400277(L) 申请公布日期 1994.07.29
申请号 SE19940000277 申请日期 1994.01.28
申请人 MEAD CORP 发明人 PARTHASARATHY VENKETA R;RUDIE GLENN F
分类号 D21C9/147;D21C9/153;D21C9/16;(IPC1-7):D21C9/16 主分类号 D21C9/147
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