Who makes Ryton now?
Ryton is sold by Syensqo in the U.S., Canada and Latin America. Polymer: PPS. Checked Nov 2, 2026.
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- Owner now
- Syensqo
- Status
- Sold 2023
- Polymer
- PPS
- Checked
- Nov 2, 2026
The short answer
Owner now (Americas): Syensqo
Sold 2023
What changed, and when
Chevron Phillips Chemical sold its Ryton PPS business (Borger, Texas plant, Bartlesville R&D and Kallo, Belgium compounding) to Solvay for $220 million. Announced 2014. CPChem announced the sale was complete on Jan 5, 2015. Then moved to Syensqo when Solvay spun off its specialty businesses, effective Dec 9, 2023. Syensqo now lists Ryton as its PPS brand and compounds it in the U.S.
Sources
- Syensqo, Ryton page
- Syensqo, Ryton U.S. compounding release
- Chevron Phillips Chemical via BioSpace, Jan 2015
- Chevron Phillips Chemical, Who We Are page
- Plasteurope, Phillips Petroleum PPS profile
- Specialty Chemicals Magazine, Dec 2023
- Plastics News, Dec 2023
Ownership history
- Phillips Petroleum
- Chevron Phillips Chemical (2000)
- Solvay (Specialty Polymers) (2015)
- Syensqo (2023)
What to check on your Ryton 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 Ryton paperwork
Phillips Petroleum, Chevron Phillips Chemical, Solvay, Solvay Specialty Polymers. If an old drawing, COA or UL file names one of these, it can still refer to Ryton.
Current Ryton data sheets
Syensqo Ryton PPS documents and grade finder. Use the newest data sheet and COA from the current owner, not a copy saved years ago.
Other brands from Syensqo
Acudel, Algoflon, Amodel, AvaSpire, Halar, Hyflon, Ixef, Kalix, KetaSpire, Radel, Solef, Torlon, Udel, Veradel, Xydar, Zeniva.
Questions
Who makes Ryton now?
Syensqo sells Ryton in the U.S., Canada and Latin America (checked Nov 2, 2026).
Did Ryton change owners?
Status: Sold 2023. Chevron Phillips Chemical sold its Ryton PPS business (Borger, Texas plant, Bartlesville R&D and Kallo, Belgium compounding) to Solvay for $220 million.
Where do I find current Ryton data sheets?
On the owner's site: Syensqo Ryton PPS documents and grade finder. 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 Ryton or a matched alternative?
Send the Ryton grade you run. A polymer chemist confirms it, quotes it where we can source it, or suggests a matched alternative with what differs.