High Ortho Phenolic Resin
High ortho phenolic resin features high ortho substitution for faster curing in laminates, produced via specialized catalysis. It is an unmodified phenolic primary polymer, falling under this tariff item, and is used in copper-clad laminates.
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 |
More Specific Codes
This product may fall under a more specific subheading:
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
• Document the ortho substitution level and catalytic process to support classification
• Ensure the resin is in primary form (e.g
• liquid or powder)
• Keep records of the phenol-formaldehyde ratio for customs review
Related Products under Tariff item 3909.40.00
Baking Phenolic Resin
Baking phenolic resin is a heat-curable resin derived from phenol-formaldehyde condensation, designed for stoving applications in paints and coatings. It is imported in primary form, such as liquid or powder, and falls under tariff item 3909.40.00 as a phenolic resin.
Bisphenol A Phenolic Resin
Bisphenol A phenolic resin substitutes bisphenol for phenol in epoxy-like applications but remains a phenolic resin. It is imported in primary form and classified under this tariff item when phenolic units predominate, used in advanced composites and coatings.
Creol Phenolic Resin
Creol phenolic resin, also known as cresol-formaldehyde resin, uses cresol instead of phenol for enhanced flexibility in coatings. It qualifies under this tariff item as phenolic resins include alkyl-substituted phenols, and it is imported in primary form.
Foundry Grade Phenolic Urethane Resin Binder
Foundry grade phenolic urethane resin binder is the pure phenolic resin component of two-part foundry binders, reacted with polyol for sand cores. It is imported in primary form and falls under this tariff item as a phenolic resin, enabling no-bake casting processes.
Liquid Phenolic Resol for Adhesives
Liquid phenolic resol resin is a primary form polymer for plywood and laminate adhesives, reacting phenol with excess formaldehyde. It is classified under this tariff item due to its phenolic resin composition, meeting Chapter 39 requirements for primary forms.
Novolac Phenolic Resin
Novolac phenolic resin is a thermosetting polymer produced by reacting phenol with formaldehyde under acidic conditions, requiring a hardener for curing. It falls under this tariff item as a phenolic resin in primary form, used in molding and coatings.