Polyurethane catalyst DMDEE: “Behind the Scenes Hero” in the Floor Coating of Stadiums In modern stadiums, the choice of floor coating often determines the performance of athletes and the experience of spectators. Among them, the polyurethane catalyst DMDEE (N,N,N’,N’-tetramethylethylenediamine) is quietly changing the rules of the game as a key chemical ingredient. It not only...