SURFACE-COATING LIQUID FOR PAPERMAKING AND PAPER

摘要

PROBLEM TO BE SOLVED: To improve sizing performance of a surface-coating liquid for papermaking use. SOLUTION: The surface-coating liquid for papermaking use includes (A) a cationic water-soluble polymer containing (a1) a hydrophobic monomer and (a2) a dialkylaminoalkyl (meth)acrylate and/or (a3) a (meth)acrylic acid dialkylaminoalkylamide in a wt.% ratio of (a1):[(a2)+(a3)]=(15-90):(85-10), (B) a water-soluble aluminum compound and (C) starches. COPYRIGHT: (C)2011,JPO&INPIT