Piperidinium Pentamethylene Dithiocarbamate from China
A specialty rubber accelerator providing excellent scorch resistance in thick rubber articles. Falls under HTS 2930.20.2010 as an aromatic dithiocarbamate used principally in tire carcasses and conveyor belts. Its unique structure prevents premature vulcanization.
Duty Rate — China → United States
19%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Provide vulcanization curve data demonstrating rubber processing efficacy
• Ensure proper classification from pure compound vs. supported catalyst forms
• Monitor for anti-dumping duties on certain Asian rubber chemical origins