Polytetramethylene Ether Glycol (PTMEG) from China
Polytetramethylene ether glycol (PTMEG) is a liquid polyether polyol in primary form, with tetrahydrofuran-derived ether units comprising over 95% by weight. It is a key intermediate for spandex, polyurethane elastomers, and copolyester ethers. The product is classified as 'other polyethers' because it is not specifically named in other headings.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the PTMEG is in liquid form and free of additives that would change its classification
• Provide a technical datasheet showing the hydroxyl number and molecular weight
• If used for spandex production, verify the end-use to ensure no additional permits are needed