Application of polyurethane composite antioxidants in the construction of rail transit facilities

polyurethane composite antioxidants: escort the construction of rail transit 1. introduction: a battle against time in the modern industry, the aging problem of materials is like an inevitable competition for time. whether it is automotive tires, building exterior walls, or plastic parts in electronic equipment, over time, these materials lose their original properties due to oxidation. in rail transit facilities, this aging problem is like a…