Who makes Durethan now?
Durethan is sold by Envalior in the U.S., Canada and Latin America. Polymer: PA6. Checked Nov 2, 2026.
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- Owner now
- Envalior (Advent majority, Lanxess about 41%)
- Status
- Sold 2023
- Polymer
- PA6
- Checked
- Nov 2, 2026
The short answer
Owner now (Americas): Envalior (Advent majority, Lanxess about 41%)
Sold 2023
What changed, and when
Former Lanxess brand. Moved to Envalior on Apr 1, 2023. Envalior now lists Durethan as its PA6 brand.
Sources
Ownership history
- Bayer
- Lanxess (2004)
- Envalior (Advent majority, Lanxess about 41%) (2023)
What to check on your Durethan paperwork
- Ask your seller in writing whether the grade name, suffix and formula are unchanged.
- Get the data sheet and COA from the new owner and compare them line by line with your old ones.
- Look up the UL file holder name for your grade on UL Product iQ.
- Ask for FDA, REACH, RoHS and other letters issued by the new owner.
- Update your supplier record (legal entity, remit-to address, contacts) and confirm any bank change by phone.
Company names you may see on older Durethan paperwork
Bayer, Lanxess, Lanxess High Performance Materials. If an old drawing, COA or UL file names one of these, it can still refer to Durethan.
Current Durethan data sheets
Envalior Durethan page and data sheets. Links to the Envalior Plastics Finder for grade data sheets. Use the newest data sheet and COA from the current owner, not a copy saved years ago.
Other brands from Envalior
Akulon, Arnite, Arnitel, EcoPaXX, ForTii, Pocan, Stanyl, Xytron.
Need a second source for Durethan?
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Watch Durethan
Get a short email only if Durethan changes owner, is renamed or discontinued, goes on allocation, gets a price increase, or when a matching surplus lot comes in. Free. Add your other grades too.
Buying Durethan or an alternative
ResinBridge quotes Durethan where we can source it, or a matched alternative with what differs, from one gaylord to a railcar. See our guide to Nylon.
Questions
Who makes Durethan now?
Envalior (Advent majority, Lanxess about 41%) sells Durethan in the U.S., Canada and Latin America (checked Nov 2, 2026).
Did Durethan change owners?
Status: Sold 2023. Former Lanxess brand.
Where do I find current Durethan data sheets?
On the owner's site: Envalior Durethan page and data sheets. Use the newest data sheet and COA from the current owner.
From our resin brand ownership tracker, which covers 318 brands with a source for every row. Spot a change we missed? Tell us.
Talk to a polymer chemist
Have a grade on a print, a bag label, or just a part you need to make? Send what you have.
- Send the grade, a callout or a photo of the bag label.
- A polymer chemist checks it, and suggests a matched alternative if it is hard to get.
- We aim to quote within one to three business days, from one gaylord to a railcar.
Need Durethan or a matched alternative?
Send the Durethan grade you run. A polymer chemist confirms it, quotes it where we can source it, or suggests a matched alternative with what differs.