Compositions and methods for imparting stain resistance

Abstract

The invention concerns a stain resist composition comprising: (a) a component selected from the group consisting of (1) a naphthalene condensate, (2) a lignin sulfonate, (3) a phenol sulfonate derivative, a mixture thereof and (4) a (meth)acrylic polymer comprising residues of acrylic or methacrylic acid; and (b) a polyester.

1 - 42 . (canceled)  
   
   
       43 . A stain resist composition comprising 
 (a) a component selected from the group consisting of: 
 1) a naphthalene condensate,  
 2) a lignin sulfonate, or  
 3) a phenol sulfonate derivative, a mixture thereof, and  
   (b) a polyester.    
   
   
       44 . The stain resist composition of  claim 43 , wherein the polyester comprises a water soluble or water dispersible polyester.  
   
   
       45 . The stain resist composition of  claim 44 , wherein the water soluble polyester comprises monomeric residues of terephthalic acid.  
   
   
       46 . The stain resist composition of  claim 43 , wherein the polyester comprises a water dispersible polyester.  
   
   
       47 . The stain resist composition of  claim 46 , wherein the water dispersible polyester comprises monomeric residues of terephthalic acid.  
   
   
       48 . The stain resist composition of  claim 46 , wherein the polyester component comprises a mixture of a water dispersible polyester and a water soluble polyester, wherein the water dispersible and the water soluble polyesters independently comprise monomeric residues of terephthalic acid.  
   
   
       49 . The stain resist composition of  claim 43 , wherein the polyester component is a water dispersible polyester comprising from about 1 to about 50% by weight of the total stain resist composition.  
   
   
       50 . The stain resist composition of  claim 43 , further comprising an ingredient selected from the group consisting of an anionic leveling agent, cross-linking agent, optical brightener, chelating agent, inorganic salt, organic salt, foaming agent and mixture thereof.  
   
   
       51 . The stain resist composition of  claim 43 , wherein component (a) is the napthalene condensate and comprises condensates of naphtholsulfonic acid.  
   
   
       52 . The stain resist composition of  claim 43 , wherein the stain resist composition further comprises etherified phenol formaldehyde condensates.  
   
   
       53 . The stain resist composition of  claim 43 , wherein the stain resist composition further comprises acylated phenol formaldehyde condensates.  
   
   
       54 . The stain resist composition of  claim 43 , wherein the stain resist composition further comprises a fluoropolymer.  
   
   
       55 . The stain resist composition of  claim 43 , wherein component (a) is the (meth)acrylic polymer and component (a) comprises from about 1 to about 99% by weight of the total stain resist composition.  
   
   
       56 . The stain resist composition of  claim 43 , further comprising water.  
   
   
       57 . A method of treating a substrate for stain resistance comprising applying to the substrate the composition of  claim 43 .  
   
   
       58 . A substrate produced by the method of  claim 57 .  
   
   
       59 . The substrate of  claim 58 , wherein the substrate is carpet.