abstract |
The present invention provides a two-component solvent free polyurethane adhesive composition, comprising: (A) a OH-containing component, and (B) an NCO-containing component; wherein the mass ratio between the OH-containing component (A) and the NCO-containing component (B) is greater than 1:1, and the molar ratio between the OH group in the component (A) and the NCO group in the component (B) is less than 1:1. |