Polyurethane-11
molecular structure · PubChem
AKA: Polyurethane 11
Synthetic
Occlusive
Clean
OriginSynthesized from adipic acid, 1,4-butanediol, isophthalic acid, and methylene bis-(4-cyclohexylisocyanate) through polymerization. Produced via polycondensation reaction of polyols and isocyanates to form a cross-linked polymer network.
Adipic acid, 1,4-butanediol, isophthalic acid, methylene bis-(4-cyclohexylisocyanate), neopentyl glycol and trimethylolpropane copolymer
CAS #
-
Form
Powder
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Functions
Film Forming
Creates a physical seal on skin to lock moisture in and keep irritants out. The "slugging" ingredient — barrier protection.
Creates Protective Barrier
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: CosIng · EWG · CIR
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