Polydimethylsiloxy PPG-13 Butyl Ether Silsesquioxane

INCI: POLYDIMETHYLSILOXY PPG-13 BUTYL ETHER SILSESQUIOXANE

CAS Number
Not assigned in CosIng/CIR
Function
Hair conditioning; humectant; surfactant (cleansing, dispersing, emulsifying)
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes CIR Expert Panel concluded safe (December 2017); not reported in current use at time of review

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
negligible
Sensitization
none

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Not in current reported use at time of CIR review; if used, CIR expectation is use at concentrations comparable to others in the group. No PEG component (PPG only), so 1,4-dioxane less of a concern but verify propylene oxide residuals.

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Concern Level: Low

Frequently Asked Questions

Is Polydimethylsiloxy PPG-13 Butyl Ether Silsesquioxane safe in cosmetics?

Not in current reported use at time of CIR review; if used, CIR expectation is use at concentrations comparable to others in the group. No PEG component (PPG only), so 1,4-dioxane less of a concern but verify propylene oxide residuals. The EU classifies Polydimethylsiloxy PPG-13 Butyl Ether Silsesquioxane as "permitted". Safety rating: GOOD.

Is Polydimethylsiloxy PPG-13 Butyl Ether Silsesquioxane allowed in the EU?

Polydimethylsiloxy PPG-13 Butyl Ether Silsesquioxane EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Polydimethylsiloxy PPG-13 Butyl Ether Silsesquioxane do in cosmetics?

Polydimethylsiloxy PPG-13 Butyl Ether Silsesquioxane functions as: Hair conditioning; humectant; surfactant (cleansing, dispersing, emulsifying). It is classified as a cosmetic ingredient in our database. CAS number: Not assigned in CosIng/CIR.

What is the Margin of Safety for Polydimethylsiloxy PPG-13 Butyl Ether Silsesquioxane?

adequate The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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