| abstract |
According to the present invention, a method of manufacturing a bedding foam including a thermochromic function includes 30 to 60% by weight of a polyoxyalkylene diol, polyoxy alkylene triol, and a polyoxyalkylene triol based on the weight of a total raw material solution. 30 to 60% by weight, 0.1 to 10% by weight of crosslinking agent, 0.1 to 5% by weight of homogenization catalyst, 0.1 to 5% by weight of gelling catalyst, 1 to 10% by weight of water, 0.1 to 5% by weight of silicone surfactant, temperature reduction A raw material solution preparation step of preparing a raw material solution by mixing 0.1 to 5% by weight of the color pigment; An intermediate solution preparing step of preparing an intermediate solution by mixing 30 to 70 wt% of the raw material solution and 30 to 70 wt% of the isocyanate based on the total weight of the intermediate solution; It characterized in that it comprises a; aging step of foaming the intermediate solution and then injecting into the mold for aging for 24 to 72 hours. |