Polypropylene Impact Copolymer (ICP) from Japan
An impact-modified copolymer of propylene and ethylene where propylene units exceed 95% by weight, enhancing low-temperature toughness for applications like battery cases. Falls under HTS 3902.10.00.00 per subheading note (a)(1) as 'polypropylene' due to dominant monomer content. Primarily used in consumer electronics housings.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Request supplier's FTIR or NMR analysis proving propylene dominance; declare exact comonomer ratios
• Pitfall: ethylene content >5% may trigger 3902.90 audit
• Ensure MSDS for hazmat compliance if granulated