Carboxylated Styrene-Butadiene Rubber (XSBR) Dispersion
A carboxylated styrene-butadiene rubber (XSBR) dispersion supplied as an aqueous paste, used for tire cord dipping and foam production. It retains the character of a raw synthetic rubber in primary form (liquid or paste) and is not compounded with prohibited substances, qualifying under tariff item 4002.19.00.
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 dispersion is not carboxylated and is standard SBR latex
Standard SBR latex without carboxylation falls under the specific SBR latex subheading.
If the dispersion is compounded with vulcanizing agents or fillers
Compounded rubber in primary forms is classified under heading 40.05.
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
• Ensure the dispersion is not compounded with pigments, fillers, or vulcanizing agents beyond permitted additives, as per Chapter 40 Note 5
• Declare the product as a primary form (liquid/paste) under 4002.19.00 and retain technical data sheets showing the rubber's vulcanization and recovery properties
• Verify the styrene content and carboxylation level to support classification
Related Products under Tariff item 4002.19.00
Andros SBS 5002 Granules
Andros SBS 5002 granules are radial solution-polymerized SBS thermoplastic elastomer granules with less than 50% styrene, used for sealants and coatings. They are primary form synthetic rubber granules, uncompounded and meeting the vulcanization and elasticity tests.
Asaphlex 30S SBS Powder
Asaphlex 30S is a fine SBS powder from solution polymerization with ≤50% styrene, designed for asphalt modification and sealants. It is a primary form synthetic rubber powder, uncompounded and meeting the Chapter 40 Note 4 criteria.
Calprene 411 SBS Powder
Calprene 411 is a solution-polymerized SBS thermoplastic elastomer in powder form, containing under 50% styrene, used in hot-melt adhesives. It is a primary form synthetic rubber powder, uncompounded and meeting the raw material criteria of Chapter 40.
Cariflex SBS 35/70 Powder
Cariflex SBS 35/70 powder is a solution-polymerized SBS thermoplastic elastomer powder for compounding. It is a primary form synthetic rubber powder, uncompounded and meeting the vulcanization and elasticity requirements of Chapter 40 Note 4.
Cold Polymerized SBR Granules
Cold polymerized SBR granules with higher molecular weight, supplied in bulk granular form for tire manufacturing. These granules are a primary form of synthetic rubber, uncompounded and meeting the vulcanization and elasticity tests of Chapter 40 Note 4.
Dynasol Calprene 701 SBS Granules
Dynasol Calprene 701 SBS granules feature solution-polymerized SBS with balanced styrene (<50%), used in polymer modification and compounding. These granules are a primary form of synthetic rubber, uncompounded and meeting the Chapter 40 Note 4 criteria.