Silicone Novolac Resin Powder from Mexico
Thermosetting silicone novolac hybrid resin powder for semiconductor encapsulation. 3911.90.91.50 as thermosetting NES primary polymer.
Duty Rate — Mexico → United States
16.5%
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
• RoHS compliance certs essential for electronics resins
• Confirm <5% siloxane if pure silicone; shifts to 3910
• UL94 flammability ratings support classification evidence