3911.90.91.50/Diallyl Phthalate Resin Granules/Japan

Diallyl Phthalate Resin Granules from Japan

Thermosetting diallyl phthalate (DAP) resin granules for high-temperature electrical components. Classified in 3911.90.91.50 as other thermosetting polymers in primary forms not specified elsewhere.

Duty Rate — Japan → United States

6.5%

Rate breakdown

9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter

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Import Tips

• Certify glass transition temperature >150°C to prove thermoset properties against CBP scrutiny

• Provide supplier monomer breakdown to confirm no specific 39XX heading applies

• Package in moisture-proof bags; hydrolysis can alter properties leading to classification disputes