Patent ID: 9670307
Date: 2017-06-06
CPC Classifications: C08G

Claim:
1. A polyurethane article comprising the reaction product of: (I) a resin composition consisting of (II) an isocyanate component selected from the group of diphenylmethane diisocyanates, polymeric diphenylmethane diisocyanates, and combinations thereof; in the presence of (III) a blowing agent component; wherein said hydrophilic polyol (A) and said hydrophobic polyol (B) are present in a weight ratio (A:B) of from 1.5:1 to 10:1 prior to reaction to make said polyurethane article; and wherein said polyurethane article has a 25% IFD hardness of from about 40 to about 80 pound force according to ASTM D 3574, a peak vibration transmissivity less than 3, and a density of from about 3 to about 7 pounds per cubic foot according to ASTM D 3574.