PEG-8/SMDI Copolymer

INCI: PEG-8/SMDI COPOLYMER

CAS Number
39444-87-6
Function
Film former
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Not restricted by FDA; no CIR final monograph. Chinese NMPA database shows 370+ registered products.

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

SMDI monomer residuals must be controlled due to isocyanate sensitization potential; potential 1,4-dioxane and diethylene glycol contamination; lacks authoritative international safety assessment and may require supplier toxicological dossier for CPSR.

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Concern Level: High

Regulatory Flags

potential-allergen peg-ingredient

Frequently Asked Questions

Is PEG-8/SMDI Copolymer safe in cosmetics?

SMDI monomer residuals must be controlled due to isocyanate sensitization potential; potential 1,4-dioxane and diethylene glycol contamination; lacks authoritative international safety assessment and may require supplier toxicological dossier for CPSR. The EU classifies PEG-8/SMDI Copolymer as "permitted". Safety rating: MODERATE.

Is PEG-8/SMDI Copolymer allowed in the EU?

PEG-8/SMDI Copolymer EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does PEG-8/SMDI Copolymer do in cosmetics?

PEG-8/SMDI Copolymer functions as: Film former. It is classified as a cosmetic ingredient in our database. CAS number: 39444-87-6.

What is the Margin of Safety for PEG-8/SMDI Copolymer?

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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