murphyDimethicone/Bis-Vinyldimethicone/Silsesquioxane Crosspolymer
molecular structure · PubChem
AKA: Silicone Crosspolymer, Silicone Resin
Synthetic
Skin Conditioner
Silicone
Not Clean
OriginSynthesized from silicone polymers (dimethicone and bis-vinyldimethicone) and silsesquioxane monomers derived from silicon compounds. Produced through crosslinking polymerization reactions that bond the silicone and silsesquioxane components into a unified copolymer network.
Dimethicone/Bis-Vinyldimethicone/Silsesquioxane Crosspolymer is a copolymer of Dimethicone, Bis-Vinyldimethicone and silsesquioxane monomers
CAS #
-
Form
Liquid
State
Solid
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Functions
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-reviewed1 paper →
⚖️Regulatory1 listing →
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
4
CIR
Safe as used
Pregnancy
Yes
Restricted By
Concentration Guide
CIR lists it as not reported to be in use.
CIR · report published 2014
Regulatory Agencies
Verified Jun 2026
Data: CosIng · EWG · CIR