Vinyl-Functional Silicone Polymer from Germany
Vinyl-terminated silicone polymers are crosslinking agents for RTV silicones. Classified in HTS 3910.00.00.00 as primary silicones where siloxane units exceed 95% by weight.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Certify vinyl content <5% total weight to meet 95% siloxane threshold
• Ship in nitrogen-blanketed containers to prevent premature curing
• Include reactivity data in entry summary