Vinylidene Fluoride Hexafluoropropylene Copolymer from Canada
This copolymer (e.g., PVDF-HFP) combines vinylidene fluoride and hexafluoropropylene for flexible membranes in batteries. HTS 3904.90.5000 covers it as 'Other' halogenated olefin polymer in primary form, as comonomers don't meet 95% named copolymer criteria.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Document exact comonomer ratios (<95% for each) via GPC/FTIR to justify 'Other' per subheading note (a)(2)
• Certify non-household use to avoid 3924 misclassification; include end-use declarations