发明名称 METHOD AND USE INVOLVING NAPHTHALENE SULPHONATE SALT(S) AND POLYETHYLENE OXIDE, TO IMPROVE RETENTION AND DRAINAGE
摘要 <p>The present invention relates to a method and a use of naphthalene sulphonate salt(s) under granulated form or as a condensed or diluted solution, and a solution of one or several polyethylene oxide having a molecular weight varying from 1 x 106 to 13 x 106, allowing for a mixture comprising lignocellulosic particles and an aqueous medium to significantly improve the retention of particles such as fines and fibers, on a wire screen and the drainage of the aqueous medium.</p>
申请公布号 WO1994011575(A1) 申请公布日期 1994.05.26
申请号 CA1992000487 申请日期 1992.11.09
申请人 发明人
分类号 主分类号
代理机构 代理人
主权项
地址