Coumarone-Indene Thermoset Resin Flakes
Coumarone-indene thermoset resin flakes, modified to a thermosetting state with aromatic monomers for adhesive and ink production. Specifically listed under heading 39.11 as a primary form product. Classified under tariff item 3911.90.00 as an 'other' product specified in Note 3 to Chapter 39, not elsewhere specified or included.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the resin is not thermosetting and is a standard coumarone-indene resin
Non-thermosetting coumarone-indene resins are classified under subheading 3911.10.
If the resin is dissolved in a volatile organic solvent exceeding 50% by weight
Solutions in volatile solvents are excluded from Chapter 39 by Note 2(e) and classified in Chapter 32.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Confirm the flakes are in primary form and not further worked into articles
• Provide technical specifications showing the coumarone-indene resin composition and thermosetting modification
• Check if the resin meets the criteria of Note 3(b) for coumarone-indene type resins
Related Products under Tariff item 3911.90.00
Aerospace-Grade Cyanate Ester Resin
Aerospace-grade cyanate ester resin, a hydrocarbon novolac cyanate ester thermosetting polymer in primary form, used for RTM processing in aircraft radomes. It is classified under tariff item 3911.90.00 as a product specified in Note 3 to Chapter 39, not elsewhere specified or included.
Aerospace-Grade Elastomeric Polysulfide Sealant Resin
Aerospace-grade elastomeric polysulfide sealant resin in primary liquid form, used for fuel tank coatings. It is a polysulfide polymer specified in Note 3 to Chapter 39, not elsewhere classified, and falls under this tariff item as 'Other' products in primary forms.
Aromatic Polysulfide Thermoset Pellets
Aromatic polysulfide thermoset pellets, a thermosetting resin in primary form for seals and gaskets. Offers excellent chemical and ozone resistance due to its aromatic polysulfide structure. Classified under tariff item 3911.90.00 as an 'other' product specified in Note 3 to Chapter 39, not elsewhere specified or included.
Aromatic Polysulfone PSU 1700
Aromatic polysulfone resin in primary granular form, a high-performance thermoplastic with aromatic ether-sulfone monomer units. It falls under tariff item 3911.90.00 as a product specified in Note 3 to Chapter 39, not elsewhere specified or included.
Aromatic Polyterpene Thermoset Prills
Aromatic polyterpene thermoset prills, a polyterpene resin derived from aromatic terpenes in thermosetting primary form. Enhances adhesion in pressure-sensitive adhesive tapes and labels. Classified under tariff item 3911.90.00 as an 'other' product specified in Note 3 to Chapter 39, not elsewhere specified or included.
Aromatic Terpene Phenolic Resin
Aromatic terpene phenolic resin, a thermoplastic derived from terpenes and phenolic aromatics, in primary form. It is classified under tariff item 3911.90.00 as a product specified in Note 3 to Chapter 39, not elsewhere specified or included.