Good Cosmetic Ingredient

Ammonium Acryloyldimethyltaurate/Beheneth-25 Methacrylate Crosspolymer

INCI: AMMONIUM ACRYLOYLDIMETHYLTAURATE/BEHENETH-25 METHACRYLATE CROSSPOLYMER

Ammonium Acryloyldimethyltaurate/Beheneth-25 Methacrylate Crosspolymer (CAS 766540-87-8) is a cosmetic cosmetic ingredient functioning as Emulsion Stabilising, Viscosity Controlling (Thickener), Gelling Agent. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.

View industrial chemical safety profile for CAS 766540-87-8 →

Auto-generated CPSR Part A draft with source citations

CAS Number

766540-87-8

View industrial chemical safety profile →

Function

Emulsion Stabilising, Viscosity Controlling (Thickener), Gelling Agent

Safety Rating

GOOD

Chemistry & Identifiers

UNII: LZ291VH90H

Regulatory Status

EU EU Status permitted

US US Status permitted

US Notes Not listed in FDA 21 CFR prohibited or restricted lists for cosmetics; CIR Expert Panel (2016 final report) concluded acryloyldimethyltaurate polymers are safe as used in cosmetics; Panel flagged residual monomer impurities (acrylamide limit 5 ppm per cGMP) as the primary concern; FDA UNII: LZ291VH90H

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

Safety Data

Margin of Safety, dermal absorption, and sensitization profile summaries for Ammonium Acryloyldimethyltaurate/Beheneth-25 Methacrylate Crosspolymer.

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Additional Ingredient Properties

1 property record from structured ingredient metadata.

polymer

{"ingredient_class": "thickener/emulsion_stabilizer", "polymer_type": "synthetic_crosslinked", "chemical_backbone": "acrylic", "molecular_weight_Da_range": "1000000-4500000", "crosslink_density": "low", "ionic_character": "anionic", "pH_viscosity_sensitivity": "moderate", "salt_tolerance": "moderate", "electrolyte_effect_on_viscosity": "moderate", "temperature_viscosity_sensitivity": "moderate", "…

Expert Verdict

Expert safety assessment and concern-level summary for Ammonium Acryloyldimethyltaurate/Beheneth-25 Methacrylate Crosspolymer.

Regulatory Flags

cir-approved synthetic-polymer rheology-modifier emulsion-stabilizer clariant-aristoflex-hmb low-absorption residual-monomer-concern-cgmp eu-microplastics-restriction-scope non-sensitizer cold-processable high-molecular-weight

Frequently Asked Questions

Is Ammonium Acryloyldimethyltaurate/Beheneth-25 Methacrylate Crosspolymer safe in cosmetics?

Ammonium Acryloyldimethyltaurate/Beheneth-25 Methacrylate Crosspolymer has a safety rating of "GOOD" in our database. EU status: permitted. US status: permitted.

Is Ammonium Acryloyldimethyltaurate/Beheneth-25 Methacrylate Crosspolymer allowed in the EU?

Ammonium Acryloyldimethyltaurate/Beheneth-25 Methacrylate Crosspolymer EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Ammonium Acryloyldimethyltaurate/Beheneth-25 Methacrylate Crosspolymer do in cosmetics?

Ammonium Acryloyldimethyltaurate/Beheneth-25 Methacrylate Crosspolymer functions as: Emulsion Stabilising, Viscosity Controlling (Thickener), Gelling Agent. It is classified as a cosmetic ingredient in our database. CAS number: 766540-87-8.

Compliance Tools

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Substance Compliance

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MoS Calculator

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Heavy Metal Limits

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