PPG-20 Butyl Ether

PPG-20 Butyl Ether molecular structure
molecular structure · PubChem
AKA: Polypropylene Glycol Butyl Ether, Humectant
Synthetic
Skin Conditioner
Hair Care
Not Clean
OriginPPG-20 Butyl Ether is a synthetic polymer derived from propylene glycol and butyl alcohol as starting materials. It is synthesized through polymerization and etherification reactions to create a lightweight conditioning agent.
Polyoxypropylene (20) butyl ether
CAS #
9003-13-8
Form
Liquid
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Functions
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Locks in moisture
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed0 reviews
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
4
CIR
Safe as used
Pregnancy
Yes
Concentration Guide
CIR lists it as not reported to be in use.
CIR · report published 2022
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: CosIng · EWG · CIR