Patent ID: 7442741
Filing Date: 2008-10-28
Classification: C08J,C08L

Abstract:
1. A storage stable aqueous dispersion of a phenolic resin, said dispersion comprising: (a) a heat-reactive, non-etherified hydrophilic phenolic base resin that is the reaction product of phenol and formaldehyde reacted in a molar ratio of formaldehyde to phenol from about 1:1 to about 2:1; (b) an etherified resin component selected from the group consisting of an etherified phenol/aldehyde resin, an etherified cresol/aldehyde resin, an etherified phenol/cresol/aldehyde resin and mixtures thereof, wherein said etherified resin component is present in an amount of at least about 20% by weight of said base resin; and (c) a protective colloid, wherein said dispersion remains visually homogeneous by not exhibiting any separation, settling, foaming, coalescence or agglomeration of a dispersed phase for at least about 3 months.