Plexar PX3190 Olefin Modifier
Maleic anhydride grafted polyolefin used for adhesion promotion, in primary pellet form. As a chemically modified olefin polymer, it is classified under tariff item 3902.90.00 as 'Other' per subheading note 1(a)(3).
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the base polymer is polyethylene rather than polypropylene or other olefins.
Modified polyethylene is classified under heading 3901.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Document the chemical modification (maleic anhydride grafting) to support classification
• Confirm the product is in primary form (pellets)
• Check if the product requires any special import permits for chemical substances
Related Products under Tariff item 3902.90.00
Copolymer Polybutene PB-0300 MFI Pellets
Copolymer polybutene pellets with a melt flow index of 0.3 g/10min, used in film blowing applications. The butene monomer units predominate by weight, classifying it as a polymer of other olefins in primary forms under tariff item 3902.90.00.
Duraflex PB8400 Polybutene
Polybutene resin with medium melt flow index, designed for blow molding pipes. This primary form olefin polymer has butene as the predominant monomer, placing it under tariff item 3902.90.00 for other olefin polymers.
High-Density Polybutene Pellets
High-density polybutene resin pellets used for piping and hot-melt adhesives. The butene-derived polymer is in primary granular form with over 95% monomer content, qualifying as an other olefin polymer under tariff item 3902.90.00.
Hybrar 7310SE Polyolefin Block Copolymer
Styrenic block copolymer with an olefin midblock, used for asphalt modification. The olefin monomer units predominate by weight, classifying it as an other olefin polymer in primary form under tariff item 3902.90.00.
Indopol H-1500 Polybutene
High-viscosity liquid polybutene used in industrial lubricants. This primary liquid olefin polymer has butene units predominating, placing it under tariff item 3902.90.00 for other olefin polymers.
Isotactic Polybutene Powder
Isotactic polybutene powder, a stereoregular olefin homopolymer in primary powder form. The butene monomer purity exceeds chapter note requirements, classifying it under tariff item 3902.90.00 as an other olefin polymer.