发明名称 Additives for increased retention and pitch control in paper manufacture
摘要 A process is disclosed for the production of paper and paper-like products which consists of the addition to the papermaking furnish of kraft lignin or modified kraft lignin and poly(oxyethylene).
申请公布号 US4313790(A) 申请公布日期 1982.02.02
申请号 US19800135596 申请日期 1980.03.31
申请人 PULP AND PAPER RESEARCH INSTITUTE OF CANADA 发明人 PELTON, ROBERT H.;ALLEN, LAWRENCE H.;NUGENT, HENRY M.
分类号 D21H17/23;D21H17/53;D21H21/02;D21H21/10;(IPC1-7):D21H3/18 主分类号 D21H17/23
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