Patent ID: 8097124
Filing Date: 2012-01-17
Classification: D21H

Abstract:
1. An aqueous dispersion comprising: at least 15 wt. % of at least one alkyl ketene dimer, based on a total weight of the aqueous dispersion, wherein the aqueous dispersion further comprises, based on a total weight of the alkyl ketene dimer: 2-50 wt. % of aluminum sulfate; at least one water soluble cationic starch; at least one stabilizer selected from the group consisting of a condensate of naphthalene sulfonic acid and formaldehyde, a condensate of a salt of naphthalene sulfonic acid and formaldehyde, lignin sulfonic acid, a salt of lignin sulfonic acid, and mixtures thereof; and 0.1-5 wt. % of benzene sulfonic acid and/or p-toluene sulfonic acid.