Polyurethane Sealant Base Resin from China

One-component polyurethane resin for construction sealants. Primary form under 3909.50.5000 as qualifying 'Other' polyurethane polymer.

Duty Rate — China → United States

41.3%

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

Distinguish base resin from formulated sealants (3214) via uncured state

Sag resistance and cure speed data aids classification

MSHA approval docs for mining sealants