Good Cosmetic Ingredient

Phthalic Anhydride/Butyl Benzoic Acid/Propylene Glycol Copolymer

INCI: PHTHALIC ANHYDRIDE/BUTYL BENZOIC ACID/PROPYLENE GLYCOL COPOLYMER

CAS Number
Not widely published (verify against supplier CoA)
Function
Film forming
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Not FDA-restricted; limited VCRP data

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

Copolymer with film-forming properties; confirm residual butyl benzoic acid monomer levels and propylene glycol content, as these may contribute to irritation in compromised skin at high concentrations; limited published safety data available.

⚠️
Concern Level: Moderate

Frequently Asked Questions

Is Phthalic Anhydride/Butyl Benzoic Acid/Propylene Glycol Copolymer safe in cosmetics?

Copolymer with film-forming properties; confirm residual butyl benzoic acid monomer levels and propylene glycol content, as these may contribute to irritation in compromised skin at high concentrations; limited published safety data available. The EU classifies Phthalic Anhydride/Butyl Benzoic Acid/Propylene Glycol Copolymer as "permitted". Safety rating: GOOD.

Is Phthalic Anhydride/Butyl Benzoic Acid/Propylene Glycol Copolymer allowed in the EU?

Phthalic Anhydride/Butyl Benzoic Acid/Propylene Glycol Copolymer EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Phthalic Anhydride/Butyl Benzoic Acid/Propylene Glycol Copolymer do in cosmetics?

Phthalic Anhydride/Butyl Benzoic Acid/Propylene Glycol Copolymer functions as: Film forming. It is classified as a cosmetic ingredient in our database. CAS number: Not widely published (verify against supplier CoA).

What is the Margin of Safety for Phthalic Anhydride/Butyl Benzoic Acid/Propylene Glycol 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.

Compliance Tools

Check Phthalic Anhydride/Butyl Benzoic Acid/Propylene Glycol 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
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Heavy Metal Limits
Compare limits across jurisdictions

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