Wacker Vinnapas 555 EN Redispersible Terpolymer Powder from Japan
Wacker Vinnapas 555 EN is a spray-dried powder from vinyl acetate-vinyl chloride-ethylene terpolymers with vinyl acetate derivatives below 50% and no aromatic modification. Ideal for tile adhesives and repair mortars. Meets HTS 3904.30.20.00 as a named terpolymer in primary dispersible form.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Include technical data sheets confirming terpolymer ratios and spray-drying process
• Avoid declaring as finished adhesive
• Pitfall: confusion with vinyl acetate-heavy copolymers in 'other' categories