Plastic material

Abstract

An elastomer that includes the reaction product of an A-side that includes an isocyanate and a B-side that includes a blown vegetable oil, a cross-linking agent including a multi-functional alcohol, and a catalyst.

1 . An elastomer comprising the reaction product of an A-side comprising an isocyanate and a B-side comprising a blown vegetable oil, a cross-linking agent comprised of a multi-functional alcohol, and a catalyst.  
     
     
         2 . The elastomer of  claim 1 , wherein the blown vegetable oil comprises at least one blown vegetable oil selected from the group consisting of blown soy oil, blown rapeseed oil, blown cottonseed oil, and blown palm oil.  
     
     
         3 . The elastomer of  claim 1 , wherein the blown vegetable oil comprises a blown soy oil.  
     
     
         4 . The elastomer of  claim 1 , wherein the catalyst is a tertiary amine.  
     
     
         5 . The elastomer of  claim 1 , wherein the multi-functional alcohol is present in a ratio to the vegetable oil such that there are at least 0.7 moles of hydroxyl (OH) groups per mole of vegetable oil.  
     
     
         6 . The elastomer of  claim 1 , wherein the B-side further comprises a surfactant.  
     
     
         7 . The elastomer of  claim 1 , wherein the isocyanate comprises a diisocyanate.  
     
     
         8 . The elastomer of  claim 1 , wherein the isocyanate comprises at least one diisocyanate selected from the group consisting of 2,4′ diisocyanate, 4,4′diphenylmethane diisocyanate, and 2,4′ diphenylmethane diisocyanate.  
     
     
         9 . The elastomer of  claim 1 , wherein the isocyanate comprises a mixture of at least two diisocyanates.  
     
     
         10 . The elastomer of  claim 10 , wherein the diisocyanate is a mixture of at least two diisocyanates selected from the group consisting of 2,4′ diisocyanate, 4,4′ diphenylmethane diisocyanate and 2,4′ diphenylmethane diisocyanate.  
     
     
         11 . The elastomer of  claim 4 , wherein the isocyanate comprises a mixture of at least two isocyanates.  
     
     
         12 . The elastomer of  claim 1 , wherein the cross-linker is selected from the group consisting of ethylene glycol, 1,4 butanediol, and dipropylene glycol.  
     
     
         13 . The elastomer of  claim 1 , wherein the cross-linker is a combination of ethylene glycol and 1,4 butanediol.  
     
     
         14 . The elastomer of  claim 1 , wherein the B-side further comprises a polyol derived from petroleum.  
     
     
         15 . The elastomer of  claim 14 , wherein the polyol derived from petroleum comprises a polyurea polyol.  
     
     
         16 . An elastomer comprising the reaction product of an A-side comprising a diisocyanate and a B-side comprising a blown soy oil, a multi-functional alcohol, and a catalyst.  
     
     
         17 . The elastomer of  claim 16 , wherein the diisocyanate comprises at least one diisocyanate selected from the group consisting of 2,4′ diisocyanate, 4,4′ diphenylmethane diisocyanate, and 2,4′ diphenylmethane diisocyanate.  
     
     
         18 . The elastomer of  claim 16 , wherein the diisocyanate comprises a mixture of at least two diisocyanates.  
     
     
         19 . The elastomer of  claim 16 , wherein the B-side further comprises a polyol derived from petroleum.  
     
     
         20 . The elastomer of  claim 19 , wherein the polyol derived from petroleum comprises a polyurea polyol.  
     
     
         21 . The elastomer of  claim 16  wherein the multifunctional alcohol comprises a multi-functional alcohol selected from the group consisting of ethylene glycol, 1,4 butanediol, and dipropylene glycol.  
     
     
         22 . An elastomer comprising the reaction product of an A-side comprising an isocyanate and a B-side comprising a blown soy oil, a multi-functional alcohol, a polyol derived from petroleum, and a catalyst.