Trade Remedy Digest — 2026-11-12

Summary

The US Department of Commerce issued preliminary anti-dumping determinations on polytetramethylene ether glycol (PTMEG) from China, Korea, Vietnam and Taiwan, with very high margins for Chinese producers. Final determinations are scheduled for January 2027 (China) and March 2027 (Korea, Vietnam, Taiwan). Buyers of PTMEG and downstream polyurethane/elastane inputs should anticipate significant cost and sourcing disruption.

By Product

Polytetramethylene Ether Glycol (PTMEG) (HS 3907.29.0000)

• Case type / Stage: anti-dumping / preliminary

• Trade route: China → United States

• Measure / rate: 213.44%

• What changed: US Commerce issued a preliminary anti-dumping determination on PTMEG from China with a dumping margin of 213.44%; final determination expected 2027-01-18.

• Procurement impact: Extremely high preliminary margin signals likely prohibitive duties; Chinese-origin PTMEG supply to the US faces major cost escalation and potential diversion of volumes to other markets.

• Source: 美国作出聚四亚甲基醚乙二醇反倾销初裁 (CACS Export Response (MOFCOM))

• Case type / Stage: anti-dumping / preliminary

• Trade route: Korea → United States

• Measure / rate: 25.32%－49.79%

• What changed: US Commerce issued a preliminary anti-dumping determination on PTMEG from Korea with margins of 25.32%–49.79%; final determination expected 2027-03-29.

• Procurement impact: Moderate-to-high preliminary margins may raise landed costs for Korean PTMEG and encourage buyers to seek alternative origins or renegotiate contracts.

• Source: 美国作出聚四亚甲基醚乙二醇反倾销初裁 (CACS Export Response (MOFCOM))

• Case type / Stage: anti-dumping / preliminary

• Trade route: Vietnam → United States

• Measure / rate: 36.55%

• What changed: US Commerce issued a preliminary anti-dumping determination on PTMEG from Vietnam with a margin of 36.55%; final determination expected 2027-03-29.

• Procurement impact: Elevated preliminary margin could reduce competitiveness of Vietnamese PTMEG in the US and shift trade flows.

• Source: 美国作出聚四亚甲基醚乙二醇反倾销初裁 (CACS Export Response (MOFCOM))

• Case type / Stage: anti-dumping / preliminary

• Trade route: Taiwan → United States

• Measure / rate: 7.46%－26.42%

• What changed: US Commerce issued a preliminary anti-dumping determination on PTMEG from Taiwan with margins of 7.46%–26.42%; final determination expected 2027-03-29.

• Procurement impact: Lower-end margins may allow some Taiwanese supply to remain competitive, but buyers should plan for possible duty-related cost increases.

• Source: 美国作出聚四亚甲基醚乙二醇反倾销初裁 (CACS Export Response (MOFCOM))

Non-chemical items skipped

Count: 0

Sources covered

• CACS Export Response

Generated for 2026-11-12 (Asia/Shanghai).