The neutralized carboxylated polymers used in the instant invention is a copolymer formed from the polymerization of ethylene or propylene with a carboxylic acid containing or forming comonomer as, for example, acrylic acid, a C1 -C3 alkyl substituted acrylic acid, such as methacrylic acid, as well as lower alkyl esters (such as methyl) of acrylic or methacrylic acid which can be subsequently hydr