Pentaerythritol Ester of Polyterpene Resin from Germany
Pentaerythritol Ester of Polyterpene Resin is a chemically modified polyterpene resin where the polymer backbone has been esterified with pentaerythritol to enhance polarity and adhesion properties. It remains in primary form, such as flakes or pellets, and is used as a tackifying resin in adhesives, coatings, and chewing gum. Under subheading note 1(a)(3), chemically modified polymers are classified in the 'Other' subheading unless more specifically covered, but since 3911.10.00 is the only tariff item in the subheading, it falls here as a polyterpene resin.
Duty Rate — Germany → Canada
Import Tips
• Document the chemical modification process and provide a certificate of analysis to confirm the resin is a chemically modified polyterpene, as this supports classification under 3911.10.00
• Check if the esterification introduces any monomer units that could shift classification to another heading, such as 3907 for polyesters, if those units predominate
• Ensure the product is in primary forms and not mixed with other polymers in a way that would require classification under a different subheading