Filler compound comprising a positively charged polymer

A filler compound, comprising:

• a polymer resin emulsion comprising a positively charged polymer that provides about 5 to about 50 wt. % of the filler compound,
• wherein the positively charged polymer comprises about 2 wt. % to about 45 wt. % of (meth)acrylate monomer units having an alkylammonium functionality;
• about 5 wt. % to about 70 wt. % of at least one filler additive;
• and,
• at least about 10 wt. % of water.