Polyvest

Liquid polybutadiene rubber POLYVEST ® MA-75 maleic anhydride liquid polybutadiene, chain extender, used in industrial fields such as adhesives and sealants. In the ketoxime type silicone sealant, modified liquid rubber is used to improve elasticity, thixotropy, and extrusion performance, with an addition amount of 1% -2%; In epoxy adhesives, to improve toughness and filler dispersion, the addition amount is 3% -5%. Evonik (formerly known as Degussa AG)

Liquid polybutadiene rubber POLYVEST ® HT hydroxyl terminated liquid polybutadiene, chain extender, applied in industrial fields such as adhesives and sealants, as a hybrid adhesive (MS adhesive, SPUR adhesive, STPE adhesive) additive; In acrylic and UV adhesives, non reactive liquid polybutadiene can be used as a plasticizer and defoamer; In polyurethane adhesive, it can react with NCO and has good waterproof properties. Germany's Evonik (formerly known as Degussa AG)