Allyl Phenol Formaldehyde Hybrid Resin from Canada
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 — Canada → United States
15.8%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Differentiate from pure phenolics via allyl content certs
• Use nitrogen purge packaging
• Pitfall: phenolic dominance shifts to 3909