DPG Rubber Accelerator (Diphenyl guanidine) from Japan
DPG acts as a secondary accelerator and activator enhancing thiazole accelerators in tire treads and mechanical goods. Classified HTS 3812.10.5050 as prepared rubber accelerator, it offers excellent storage stability and high-temperature performance. Non-staining and non-discoloring properties suit light-colored products.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide comparative vulcanization curves demonstrating synergy with primary accelerators
• Ensure crystalline powder specifications match rubber dispersion requirements
• Document non-staining properties for light-colored rubber classification support