Patent ID: 7754828

Claim:
A two-component bonding agent composition comprising: (a) an isocyanate component comprising an isocyanate-terminated prepolymer having polymerized residues of at least one difunctional aromatic isocyanate and at least one difunctional polymer of ethylene oxide, propylene oxide or a combination thereof, wherein said at least one difunctional polymer has M n from 300 to 650; (b) a polyol component comprising a triglyceride having hydroxyl functional groups and 0.05 to 0.5 wt % of a phosphoric acid and 0.2 to 4 wt % of a hydroxy-terminated polyester having polymerized residues of at least one C 2 -C 6 diol, at least one C 4 -C 10 diacid, anhydride or combination thereof, and at least one triol; wherein said hydroxy-terminated polyester has a hydroxyl functionality greater than 2 and M w from 3,000 to 8,000.