Bis-Hydroxypropyl Dimethicone/SMDI Copolymer

INCI: BIS-HYDROXYPROPYL DIMETHICONE/SMDI COPOLYMER

CAS Number
Not found in public databases
Function
Film forming, skin conditioning emollient
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Falls under CIR Polyurethane assessment (2017) with 66 polyurethane ingredients reviewed; Panel concluded safe as used.

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

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
negligible
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Residual SMDI monomer must be controlled as SMDI is a skin and respiratory sensitizer in monomer form; same control principle as IPDI.

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Concern Level: Moderate

Regulatory Flags

potential-allergen

Frequently Asked Questions

Is Bis-Hydroxypropyl Dimethicone/SMDI Copolymer safe in cosmetics?

Residual SMDI monomer must be controlled as SMDI is a skin and respiratory sensitizer in monomer form; same control principle as IPDI. The EU classifies Bis-Hydroxypropyl Dimethicone/SMDI Copolymer as "permitted". Safety rating: GOOD.

Is Bis-Hydroxypropyl Dimethicone/SMDI Copolymer allowed in the EU?

Bis-Hydroxypropyl Dimethicone/SMDI Copolymer EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Bis-Hydroxypropyl Dimethicone/SMDI Copolymer do in cosmetics?

Bis-Hydroxypropyl Dimethicone/SMDI Copolymer functions as: Film forming, skin conditioning emollient. It is classified as a cosmetic ingredient in our database. CAS number: Not found in public databases.

What is the Margin of Safety for Bis-Hydroxypropyl Dimethicone/SMDI Copolymer?

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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