High MW Polyisobutene Pellets from Japan
High MW Polyisobutene Pellets are high molecular weight polyisobutene pellets with more than 95% isobutene units, used for asphalt modification and sealants. In primary form, these pellets fall under tariff item 3902.90.00 as 'Other' olefin polymers, since isobutene is not specifically named in heading 3902.
Duty Rate — Japan → Canada
0%
Import Tips
• Document the isobutene content (95%+) to support classification as polyisobutene under 3902.90.00
• Ensure the product is in primary form (pellets) and not further processed
• Verify the CBSA duty rate, as it may be subject to trade agreement preferences