Vinyl Norbornene Petrochemical from Germany
5-Vinyl-2-norbornene (VNB, C9H10) Diels-Alder adduct from petroleum cyclopentadiene and butadiene. Despite bicyclic structure, HTS 2901.29.10 as petroleum unsaturated acyclic hydrocarbon derivative. ENB alternative in EPDM rubber terpolymerization.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify endo/exo ratio (85/15 typical) affecting copolymer reactivity
• Solid at room temp; specify molten handling temp 60-80°C
• Low chlorine (<10 ppm) critical for Ziegler-Natta catalyst compatibility