Crosslinked products prepared by ionically crosslinking a solid grade oligomer and a polymer using an ionic crosslinking agent and methods of making the same

Abstract

Disclosed herein are compositions comprising a crosslinked product prepared by ionically crosslinking a solid grade oligomer and a polymer using an ionic crosslinking agent. In some embodiments, the polymer is derived from a hydrophobic monomer and/or a gas-phase monomer. In some embodiments, the solid grade oligomer is reacted with a polymer comprising a hydrophobic monomer and/or a gas-phase monomer. The present disclosure also relates to methods of making the disclosed compositions. The compositions disclosed herein can be used in a variety of applications including, but not limited to, asphalt compositions, paints, coatings, carpet compositions, paper binding and coating compositions, foams, or adhesives.

1 - 83 . (canceled) 
     
     
         84 . An asphalt composition comprising:
 a crosslinked product prepared by ionically crosslinking a solid grade oligomer and a polymer using an ionic crosslinking agent, and   asphalt.   
     
     
         85 . The asphalt composition according to  claim 84 , wherein the polymer is derived from a hydrophilic monomer and the hydrophilic monomer includes a carboxylic acid monomer. 
     
     
         86 . The asphalt composition according to  claim 84 , wherein the polymer is derived from a hydrophobic monomer and the hydrophobic monomer includes styrene and a (meth)acrylic acid-based hydrophobic monomer. 
     
     
         87 . The asphalt composition according to  claim 84 , wherein the polymer is derived from a hydrophobic monomer and the hydrophobic monomer includes styrene and butadiene. 
     
     
         88 . The asphalt composition according to  claim 84 , wherein the crosslinked product is derived from 4%-80% by weight styrene, 4%-80% by weight butadiene, and 8%-25% by weight solid grade oligomer. 
     
     
         89 . The asphalt composition according to  claim 84 , wherein the polymer is derived from a gas-phase monomer and the gas-phase monomer is selected from ethylene, propylene, isobutylene, vinyl chloride, vinylidene chloride, or a mixture thereof. 
     
     
         90 . The asphalt composition according to  claim 89 , wherein the crosslinked product is derived from 16%-41% by weight ethylene, 41%-67% by weight vinyl acetate, and 8%-25% by weight solid grade oligomer. 
     
     
         91 . The asphalt composition according to  claim 84 , wherein the solid grade oligomer is an amine salt of a modified acrylic copolymer, an ammonium salt of a modified acrylic copolymer, or a combination thereof. 
     
     
         92 . The asphalt composition according to  claim 84 , wherein the ionic crosslinking agent has a valency of at least 2. 
     
     
         93 . The asphalt composition according to  claim 84 , wherein the ionic crosslinking agent includes zirconium. 
     
     
         94 . A method of preparing an asphalt composition according to  claim 84 , comprising:
 blending a solid grade oligomer, a polymer, and an ionic crosslinking agent with asphalt at a temperature of 160° C. or less to produce an asphalt composition comprising a crosslinked product.   
     
     
         95 . The method according to  claim 94 , further comprising the step of forming the polymer by copolymerizing a monomer in the presence of the solid grade oligomer before the blending step. 
     
     
         96 . The method according to  claim 94 , wherein the polymer is formed by emulsion polymerization. 
     
     
         97 . The method according to  claim 94 , wherein the step of blending comprises blending at a temperature of 120° C. or less to produce the asphalt composition. 
     
     
         98 . The method according to  claim 94 , wherein the asphalt composition is produced without using sulfur crosslinking agents. 
     
     
         99 . An asphalt composition comprising:
 a product prepared by reacting a polymer and an ionic crosslinking agent, and asphalt.   
     
     
         100 . The asphalt composition according to  claim 99 , wherein the polymer is derived from a hydrophobic monomer and the hydrophobic monomer includes styrene and butadiene. 
     
     
         101 . The asphalt composition according to  claim 99 , wherein the polymer is derived from 4%-80% by weight styrene, 4%-80% by weight butadiene, and 8%-25% by weight solid grade oligomer. 
     
     
         102 . The asphalt composition according to  claim 99 , wherein the ionic crosslinking agent has a valency of at least 2. 
     
     
         103 . The asphalt composition according to  claim 99 , wherein the ionic crosslinking agent includes zirconium. 
     
     
         104 . An asphalt composition comprising:
 a product prepared by reacting a solid grade oligomer and an ionic crosslinking agent, and   asphalt.