3911.90.25.00/Styrene-Modified Petroleum Resin SM-120/Japan

Styrene-Modified Petroleum Resin SM-120 from Japan

Thermoplastic petroleum resin copolymerized with styrene, deriving >95% aromatic content from petroleum and styrene monomers. HTS 3911.90.25.00 for such other aromatic thermoplastics in primary forms.

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

• Document copolymer ratio proving aromatic predominance per note (a)(2)

• Declare as primary granules, not adhesive compounds

• Common issue: undervaluation in adhesive trade names