Piperidinium Pentamethylene Dithiocarbamate from Japan
This delayed-action dithiocarbamate accelerator provides scorch safety in rubber extrusion processes for automotive parts. HTS 2930.20.90.20 covers such thiocarbamates principally employed in rubber vulcanization per Chapter 29 classification hierarchy. It balances processing safety with final cure speed.
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%
Import Tips
• Submit rheometer cure curves demonstrating rubber processing performance
• Ensure product meets Chapter 29 impurity tolerances for chemically defined compounds
• Avoid anti-dusting agent additions that could trigger Chapter 29 note (g) reclassification