Poor Cosmetic Ingredient

PEG/PPG-30/10 Maleimide/Styrene Copolymer

INCI: PEG/PPG-30/10 MALEIMIDE/STYRENE COPOLYMER

CAS Number
Not assigned / not publicly available
Function
Not reported
Safety Rating
POOR

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes No CIR review; no FDA monograph; insufficient safety data publicly available

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

Maleimide is a reactive electrophile (Michael acceptor); styrene monomer is IARC Group 2A (probably carcinogenic). Residual monomer levels must be verified. No CIR or SCCS opinion available. Do not use without full toxicological dossier.

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Concern Level: High

Regulatory Flags

peg-ingredient

Frequently Asked Questions

Is PEG/PPG-30/10 Maleimide/Styrene Copolymer safe in cosmetics?

Maleimide is a reactive electrophile (Michael acceptor); styrene monomer is IARC Group 2A (probably carcinogenic). Residual monomer levels must be verified. No CIR or SCCS opinion available. Do not use without full toxicological dossier. The EU classifies PEG/PPG-30/10 Maleimide/Styrene Copolymer as "permitted". Safety rating: POOR.

Is PEG/PPG-30/10 Maleimide/Styrene Copolymer allowed in the EU?

PEG/PPG-30/10 Maleimide/Styrene Copolymer EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does PEG/PPG-30/10 Maleimide/Styrene Copolymer do in cosmetics?

PEG/PPG-30/10 Maleimide/Styrene Copolymer functions as: Not reported. It is classified as a cosmetic ingredient in our database. CAS number: Not assigned / not publicly available.

What is the Margin of Safety for PEG/PPG-30/10 Maleimide/Styrene 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.

Compliance Tools

Check PEG/PPG-30/10 Maleimide/Styrene Copolymer compliance across multiple jurisdictions:

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Ingredient Decoder
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82 Allergen Checker
Check for EU declarable fragrance allergens
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Substance Compliance
Check compliance across 55 jurisdictions
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MoS Calculator
Calculate Margin of Safety using SCCS methodology
 ⚗️
Heavy Metal Limits
Compare limits across jurisdictions

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