3911.90.45.00/Polyaramid Thermosetting Powder/Japan

Polyaramid Thermosetting Powder from Japan

Fine powder of polyaramid (aromatic polyamide) thermosetting resin for high-performance coatings and laminates. HTS 3911.90.4500 covers this as other thermosetting with aromatic monomer units in primary form. Known for exceptional thermal stability in electronics.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

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Import Tips

• Include FTIR spectra proving aromatic structure and thermoset crosslinking capability

• Declare exact monomer composition to meet 'derived from aromatic' criteria in hierarchy