Water soluble or dispersible composition

Abstract

The present disclosure generally relates to a water soluble or dispersible composition comprising a hydrophobically modified polyalkylene glycol having mono- and di-end capped hydrophobic groups. Additionally, the present disclosure also relates to applications thereof in various industrial areas such as coatings.

1 . A water soluble or dispersible composition comprising a hydrophobically modified polyalkylene glycol having mono- and di-end capped hydrophobic groups, wherein the di-end capped hydrophobic groups comprise at least 50% by weight based on the total weight of the end capped hydrophobic groups. 
     
     
         2 . The composition of  claim 1 , wherein the di-end capped hydrophobic groups comprise at least 60% by weight based on the total weight of the end capped hydrophobic groups. 
     
     
         3 . The composition of  claim 2 , wherein the di-end capped hydrophobic groups comprise at least 65% by weight based on the total weight of the end capped hydrophobic groups. 
     
     
         4 . The composition of  claim 2 , wherein the di-end capped hydrophobic groups is in a range of about 70% to about 98% by weight based on the total weight of the end capped hydrophobic groups. 
     
     
         5 . The composition of  claim 1 , wherein the polyalkylene glycol is selected from the group consisting of polyethylene glycol, polypropylene glycol, poly(ethylene glycol-propylene glycol), polybutylene glycol, polytetrahydrofuran and combinations thereof. 
     
     
         6 . The composition of  claim 1 , wherein the hydrophobic group is selected from the group consisting of substituted or unsubstituted alkyl, alkenyl, aryl, alkylaryl, arylalkyl, arylalkenyl, cyclic, cycloaliphatic, and polycyclic groups, optionally having at least one heteroatom. 
     
     
         7 . The composition of  claim 6 , wherein the alkyl group is linear or branched and comprises 4 to 24 carbon atoms. 
     
     
         8 . The composition of  claim 7 , wherein the alkyl group comprises 6 to 20 carbon atoms. 
     
     
         9 . The composition of  claim 8 , wherein the alkyl group comprises 8 to 16 carbon atoms. 
     
     
         10 . The composition of  claim 1 , wherein an average weight molecular weight of the polyalkylene glycol is in a range of about 400 to 60,000 Daltons. 
     
     
         11 . The composition of  claim 10 , wherein the average weight molecular weight of the polyalkylene glycol is in a range of 1,000 to 50,000 Daltons. 
     
     
         12 . The composition of  claim 11 , wherein the average weight molecular weight of the polyalkylene glycol is in arrange of 3,000 to 35,000 Daltons. 
     
     
         13 . The composition of  claim 12 , wherein the average weight molecular weight of the polyalkylene glycol is in arrange of 6,000 to 30,000 Daltons. 
     
     
         14 . The composition of  claim 13 , wherein the average weight molecular weight of the polyalkylene glycol is in arrange of 9,000 to 30,000 Daltons. 
     
     
         15 . An aqueous protective coating composition comprising the composition of  claim 1 . 
     
     
         16 . The aqueous protective coating composition of  claim 15 , further comprising a latex polymer. 
     
     
         17 . The aqueous protective coating composition of  claim 16 , wherein the latex polymer is selected from the group consisting of vinyl acetate ethylene, acrylics, vinyl-acrylics and styrene-acrylics polymers. 
     
     
         18 . The aqueous protective coating composition of  claim 15 , further comprising a pigment. 
     
     
         19 . The aqueous protective coating composition of  claim 18 , wherein the pigment is selected from the group consisting of hydrated aluminum oxide, barium sulfate, calcium silicate, clay, silica, talc, titanium dioxide, zinc oxide, and mixtures thereof. 
     
     
         20 . The aqueous protective coating composition of  claim 15 , further comprising one or more of a coalescent, a solvent, a wetting agent, a defoamer, a matting agent, a dispersant, a thickener, a biocide, a mildewcide, or a surfactant. 
     
     
         21 . The aqueous protecting coating composition of  claim 15 , comprising from about 0.5 wt % to about 4 wt % of the composition of  claim 1 . 
     
     
         22 . The aqueous protective coating composition of  claim 15 , wherein the aqueous protective composition comprises a paint. 
     
     
         23 . A method of producing an aqueous protective coating composition comprising:
 (a) adding a latex polymer to an aqueous solution; and   (b) adding composition of  claim 1  to the aqueous solution to form the aqueous protective coating composition.   
     
     
         24 . The method of  claim 23 , wherein the composition is added to the aqueous solution before the latex polymer is added to the aqueous solution. 
     
     
         25 . The method of  claim 23 , wherein the composition is added to the aqueous solution after the latex polymer is added to the aqueous solution. 
     
     
         26 . The method of  claim 23 , wherein the composition is added to the aqueous solution at the same time the latex polymer is added to the aqueous solution. 
     
     
         27 . The method of  claim 23 , wherein the aqueous protective composition comprises a paint.