| abstract |
PROBLEM TO BE SOLVED: To provide an automobile seat urethane foam having a high material property using a plant-derived raw material. A urethane foam obtained by reacting at least a polyol and an isocyanate compound, wherein the polyol is obtained by adding at least one molecule of alkylene oxide to a vegetable oil and fat, and at the end of the molecular chain. The following structure having an ethyl group was used. [Chemical 1] |