TEGOSTAB® B 4900

TEGOSTAB® B 4900 by Evonik is silicone-based surfactant for a broad range of foam densities formulation types. It is a low to medium potency stabilizer with wide processing latitude. It offers very high processing latitude, high performance nucleating efficiency and medium performance stabilizing potency. It exhibits medium density range. It is sensitive to hydrolysis and suitable for carbon dioxide processing and low volatile. TEGOSTAB® B 4900 is designed for low VOC flexible polyether block foam.