Chongqing ACME Tech. Co., Ltd. is the largest Chinese manufacturer of TMDD additives, second only to Air Products and Chemicals Inc. ACME has famous Surfadol series surfactants that based on 2,4,7,9-tetramethyl-5-decyne-4,7-diol (TMDD, CAS No. 126-86-3) and its ethoxylates. With good balance of equilibrium and dynamic surface tension reducing capabilities, Surfadol series surfactants are widely used as wetting agents, defoamers or dispersing agents in water based paints, inks, adhesives, ...