Coumarone-Indene Resin C90 from China
Coumarone-Indene Resin C90 is a thermoplastic resin polymerized from coumarone and indene present in coal tar or petroleum fractions. Supplied in primary solid form, it is explicitly covered under HTS 3911.10.00.00 and serves as a binder in paints, varnishes, and printing inks.
Duty Rate — China → United States
43.6%
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
• Include monomer composition analysis showing coumarone/indene predominance; ensure packaging prevents softening above 90°C; pitfall is confusion with synthetic rubber modifiers under 4002