abstract |
The present invention provides a polyurethane resin having excellent heat resistance and good adhesion to various substrates, and an adhesive composition using the resin. A polyurethane resin characterized in that it contains polycarbonate polyol (A), organic diisocyanate (B), and chain extender (C) as copolymerization components; polycarbonate polyol (A) It contains a specific structure of more than 60 mol%; and the glass transition temperature is above 50°C. |