Allyl Phenol Formaldehyde Hybrid Resin from Mexico
Hybrid unsaturated allyl-modified phenolic polyester resin in primary form for electrical laminates. HTS 3907.91.4000 as other allyl polyester where allyl exceeds other monomers by note criteria.
Duty Rate — Mexico → United States
15.8%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Differentiate from pure phenolics via allyl content certs
• Use nitrogen purge packaging
• Pitfall: phenolic dominance shifts to 3909