Behenylcarbamoylpropyl Polysilsesquioxane

INCI: BEHENYLCARBAMOYLPROPYL POLYSILSESQUIOXANE

CAS Number
1638330-84-3
Function
Bulking agent (reduces density of cosmetic products by swelling)
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Allowed - CIR Expert Panel reviewed 18 polysilsesquioxane ingredients and concluded they are safe as used in cosmetics

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

CIR found polysilsesquioxanes safe in cosmetic use at reported concentrations. Polymethylsilsesquioxane (the most widely used in this class) is used at up to 55.2% in some formulations. Three-dimensional siloxane polymer/oligomer with behenyl-modified carbamate linkages; provides texture modification, oil absorption, and a soft-focus/mattifying effect

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Concern Level: Moderate

Frequently Asked Questions

Is Behenylcarbamoylpropyl Polysilsesquioxane safe in cosmetics?

CIR found polysilsesquioxanes safe in cosmetic use at reported concentrations. Polymethylsilsesquioxane (the most widely used in this class) is used at up to 55.2% in some formulations. Three-dimensional siloxane polymer/oligomer with behenyl-modified carbamate linkages; provides texture modification, oil absorption, and a soft-focus/mattifying effect The EU classifies Behenylcarbamoylpropyl Polysilsesquioxane as "permitted". Safety rating: MODERATE.

Is Behenylcarbamoylpropyl Polysilsesquioxane allowed in the EU?

Behenylcarbamoylpropyl Polysilsesquioxane EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Behenylcarbamoylpropyl Polysilsesquioxane do in cosmetics?

Behenylcarbamoylpropyl Polysilsesquioxane functions as: Bulking agent (reduces density of cosmetic products by swelling). It is classified as a cosmetic ingredient in our database. CAS number: 1638330-84-3.

What is the Margin of Safety for Behenylcarbamoylpropyl Polysilsesquioxane?

not established 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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