Hycar Polyisobutylene Adhesive Polymer from Canada
Hycar polyisobutylene is a specialty grade for hot-melt adhesives and sealants, meeting HTS 3902.20.5000 criteria as 'Other' polyisobutylene with ≥95% monomer purity in primary pellet form. Used in construction and automotive sealant formulations.
Duty Rate — Canada → United States
16.5%
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
• Include melt flow index specifications; ensure no pre-compounding with resins; label clearly as primary polymer for CBP review