126666-51-1 Siloxanes and Silicones, di-Me, methoxy Ph, polymers with Ph silsesquioxanes, methoxy-terminated, polymers with neopentyl glycol, phthalic anhydride and trimethylolpropane Siloxanes and silicones, di-Me, methoxy Ph, polymers with Ph silsesquioxanes, methoxy-terminaled, polymers with neopoentyl glycol, phthalic anhydride and trimethylolpropane