The invention relates to aliphatic and aromatic spray polyurea elastomers and processes for making the same, and, in one aspect, more particularly relates to {TAIL ~ methods} and compositions for making {HEAD ~ aliphatic and aromatic spray polyurea elastomers} having improved adhesion, improved abrasion resistance, and improved impact resistance, particularly for the interior lining of railcars 
The invention relates to aliphatic and aromatic spray polyurea elastomers and processes for making the same , and , in one aspect , more particularly relates to { TAIL ~ methods } and compositions for making { HEAD ~ aliphatic and aromatic spray polyurea elastomers } having improved adhesion , improved abrasion resistance , and improved impact resistance , particularly for the interior lining of railcars
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