Vinyl Triethoxy Silane (YAC-V151, A-151) Biggest Supplier on Organic Silane Coupling Agent from China YAC- ... 56 (WACKER), Z-6518 (Dow-Corning), KBE-1003 (Shinetsu), A-151 (Momentive), Dynasylan VTEO (Evonik), Sila-Ace S-220 (Chisso)Formula ... Triethoxy Silane (YAC-V151, GF56, Z-6518, KBE-1003, A-151, VTEO, S-220)