Modified Metallic Dimethacrylate Toplink 439 is a difunctional solid dimethacrylate for general applications requiring enhanced adhesion and scorch retarding. Toplink 439 is recommended for use in peroxide cured systems for coatings and formulations requiring enhanced adhesion. Product Introduction The Benefits of Using Toplink 439 1.Contains non-nitroso inhibitor package for scorch resistance 2.High crosslink density 3.Improves metal adhesion 4.Better elongation, better heat resistance, high tear strength 5.Low Zinc Item ZnDMA NAME ZINC DIMETHACRYLATE CAS 13189-00-9 MF C8H10O4Zn Ash(%) 30-36% Moisture(%) 0.8