MS-N11 modified silane sealant It does not contain formaldehyde or isocyanates, and has outstanding environmental characteristics such as solvent-free, non-toxic, odorless, and low VOC release. It is friendly to the environment and human body; Suitable for the vast majority of building substrates, it has good construction, bonding, durability, and weather resistance. The colloid itself does not produce bubbles or cracks, and the bonding strength is long-lasting.