Terpene Phenolic Resin from Japan
Terpene phenolic resin combines polyterpene with phenol-formaldehyde, used in adhesive tackifiers. Falls in 3911.90.91 as chemically modified polyterpene (note (a)(3)), in primary flake form, not specific phenolic subheading.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Disclose phenolic content (<20% typical) to confirm modification status
• Softening point range (110-140°C) aids verification