Who makes Delrin now?
Delrin is now sold by Delrin, a company owned 80.1% by an affiliate of TJC and 19.9% by DuPont. Polymer: Acetal homopolymer (POM-H). Checked Nov 2, 2026.
The short answer
Owner now (Americas): Delrin (TJC affiliate 80.1%, DuPont 19.9%)
Sold 2023
What changed, and when
DuPont sold 80.1% to an affiliate of private equity firm TJC. Announced Aug 2023. Closed Nov 1, 2023. DuPont kept a 19.9% minority stake.
Sources
Ownership history
- DuPont (1960)
- Delrin (TJC affiliate 80.1%, DuPont 19.9%) (2023)
What to check on your Delrin 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 Delrin paperwork
DuPont, E. I. du Pont de Nemours and Company, E.I. du Pont de Nemours, DuPont Engineering Polymers, DuPont Performance Polymers, DowDuPont. If an old drawing, COA or UL file names one of these, it can still refer to Delrin.
Current Delrin data sheets
Delrin Material Data Center (TDS, SDS, grades). delrin.com links here as its official grade and data sheet database. Use the newest data sheet and COA from the current owner, not a copy saved years ago.
Delrin grades on this site
Buying Delrin or an alternative
ResinBridge quotes Delrin where we can source it, or a matched alternative with what differs, from one gaylord to a railcar. See our guide to Acetal (POM).
Questions
Who makes Delrin now?
Delrin is now sold by Delrin, a company owned 80.1% by an affiliate of TJC and 19.9% by DuPont (checked Nov 2, 2026).
Did Delrin change owners?
Status: Sold 2023. DuPont sold 80.1% to an affiliate of private equity firm TJC.
Where do I find current Delrin data sheets?
On the owner's site: Delrin Material Data Center (TDS, SDS, grades). 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.
Need Delrin or a matched alternative?
Send the Delrin grade you run. A polymer chemist confirms it, quotes it where we can source it, or suggests a matched alternative with what differs.