Pentaerythritol Ester of Polyterpene Resin from China
This chemically modified polyterpene resin esterified with pentaerythritol offers improved polarity and adhesion. Still in primary form, it falls under HTS 3911.10.00.00 per subheading note (a)(3) as chemically modified 'other' polymer, used in hot-melt adhesives.
Duty Rate — China → United States
41.1%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.0225%Except as provided in headings 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(d)
Import Tips
• Document esterification process to justify primary form status; ensure acid number compliance; pitfall is classifying modified esters as Chapter 29 organic chemicals