Coumarone-Indene Resin from China
Coumarone-indene resin is a synthetic thermoplastic derived from coal tar fractions, used as a binder in rubber and adhesives. It qualifies for HTS 3911.90.91 as specified in note 3 to Chapter 39, in primary forms like pastilles, with coumarone/benzofuran and indene monomers predominant.
Duty Rate — China → United States
44%
Rate breakdown
9903.88.0225%Except as provided in headings 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(d)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Submit monomer analysis (>95% coumarone-indene per note (a)(1)) and coal tar origin certificate
• Declare color (dark brown typical) and softening point to distinguish from lighter petroleum resins