发明名称 PROCESS FOR THE PRODUCTION OF PAPER
摘要 A process for the production of paper by forming and dewatering a suspension of cellulose containing fibres, and optional fillers, on a wire. The forming and dewatering is carried out in the presence of a combination of a cationic retention agent and a polymeric silicic acid having a high specific surface area. The combination of substances improves dewatering and retention of fines and fillers.
申请公布号 CA1337732(C) 申请公布日期 1995.12.19
申请号 CA19940616855 申请日期 1994.04.21
申请人 EKA NOBEL AB 发明人 JOHANSSON, HANS ERIK
分类号 D21H21/10;(IPC1-7):D21H21/10;D21H17/74 主分类号 D21H21/10
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