Vinylidene Chloride Copolymer AC from Canada
AC copolymer (85% vinylidene chloride, 15% acrylonitrile) is a specialty vinyl polymer used in barrier coatings, classified in HTS 3905.99.8000 as 'other' vinyl polymers where no monomer reaches 95% dominance per subheading note (a)(4). Supplied in primary pellet form.
Duty Rate — Canada → United States
15.3%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Submit monomer weight percentage certificates; classification hinges on no single comonomer > all others per note (a)(4)
• Specify exact composition on commercial invoice to avoid misclassification as PVDC homopolymer (3904.61)