C30-45 Alkyldimethylsilyl Polypropylsilsesquioxane

INCI: C30-45 ALKYLDIMETHYLSILYL POLYPROPYLSILSESQUIOXANE

CAS Number
Not individually assigned in CosIng; marketed as DOWSIL™ SW-8005 C30 Resin Wax
Function
Viscosity controlling, skin conditioning, film forming, rheology/texture modifier, structuring agent for sticks
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Adequate by class — Systemic exposure negligible due to polymer size and resin structure

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
negligible
Sensitization
none

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

No published ingredient-specific toxicology dossier; reliance on supplier safety data and silicone resin class read-across. Recommend supplier TDS/SDS confirming low-MW siloxane residuals (D4, D5, D6) comply with EU limits.

⚠️
Concern Level: Low

Frequently Asked Questions

Is C30-45 Alkyldimethylsilyl Polypropylsilsesquioxane safe in cosmetics?

No published ingredient-specific toxicology dossier; reliance on supplier safety data and silicone resin class read-across. Recommend supplier TDS/SDS confirming low-MW siloxane residuals (D4, D5, D6) comply with EU limits. The EU classifies C30-45 Alkyldimethylsilyl Polypropylsilsesquioxane as "permitted". Safety rating: GOOD.

Is C30-45 Alkyldimethylsilyl Polypropylsilsesquioxane allowed in the EU?

C30-45 Alkyldimethylsilyl Polypropylsilsesquioxane EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does C30-45 Alkyldimethylsilyl Polypropylsilsesquioxane do in cosmetics?

C30-45 Alkyldimethylsilyl Polypropylsilsesquioxane functions as: Viscosity controlling, skin conditioning, film forming, rheology/texture modifier, structuring agent for sticks. It is classified as a cosmetic ingredient in our database. CAS number: Not individually assigned in CosIng; marketed as DOWSIL™ SW-8005 C30 Resin Wax.

What is the Margin of Safety for C30-45 Alkyldimethylsilyl Polypropylsilsesquioxane?

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.

📱

Is C30-45 Alkyldimethylsilyl Polypropylsilsesquioxane in Your Products?

Scan any product label with Piro — our free ingredient scanner. Point your camera at the ingredients list and get instant safety scores for every ingredient.

Try Piro Free →

Analyze Your Full Ingredient List

Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for C30-45 Alkyldimethylsilyl Polypropylsilsesquioxane in your formulation.