Is Acrylates/Octylacrylamide Copolymer safe in cosmetics?
Acrylates/Octylacrylamide Copolymer has a safety rating of "GOOD" in our database. EU status: permitted. US status: permitted.
Good
Cosmetic Ingredient
Acrylates/Octylacrylamide Copolymer
INCI: ACRYLATES/OCTYLACRYLAMIDE COPOLYMER
Acrylates/Octylacrylamide Copolymer (CAS 129702-02-9) is a cosmetic cosmetic ingredient functioning as Film-forming polymer; waterproofing, smudge-proof, and transfer-proof agent; UV. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
View industrial chemical safety profile for CAS 129702-02-9 →
Auto-generated CPSR Part A draft with source citations
Function
Film-forming polymer; waterproofing, smudge-proof, and transfer-proof agent; UV filter substantivity booster for 40/80-min water-resistance claims
Safety Rating
GOOD
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
FDA classifies as a cosmetic ingredient, not a sunscreen active. Listed as approved inactive ingredient in FDA databases. No specific concentration limits imposed. Reported in 117 cosmetic formulations in 2022 VCRP data; maximum use 7% leave-on, up to 19.4% in dentifrices. CIR Expert Panel issued final safety assessment April 2022: safe as used provided acrylamide monomer does not exceed 5 ppm in finished formulations. Safety not assessed for airbrush application routes.
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Acrylates/Octylacrylamide Copolymer.
Calculate MoS for your specific formulation with the MoS Calculator.
Additional Ingredient Properties
6 property records from structured ingredient metadata.
ecotoxicity
{"biodegradable": "no", "biodegradation_days": "365+", "bioaccumulative": "no", "aquatic_toxicity_level": "low", "coral_reef_safe": "unknown", "marine_toxicity": "physical harm", "freshwater_toxicity": "persistent", "endocrine_disruptor": "no", "persistent_organic_pollutant": "no", "microplastic": "yes", "nano_particle": "no", "hawaii_banned": "no", "eu_restricted_environmental": "no", "palm_oil_d…
ph_stability
{"optimal_ph_min": "4.0", "optimal_ph_max": "9.0", "stable_ph_min": "3.5", "stable_ph_max": "10.0", "ph_dependent_function": "Film former for sunscreens", "formulation_note": "Waterproofing agent", "source": "Formulation literature"}
polymer
{"ingredient_class": "film_former/hair_fixative", "polymer_type": "synthetic_copolymer", "chemical_backbone": "acrylic/amide", "molecular_weight_Da_range": "80000-300000", "ionic_character": "anionic", "pH_viscosity_sensitivity": "moderate", "salt_tolerance": "moderate", "electrolyte_effect_on_viscosity": "moderate", "temperature_viscosity_sensitivity": "moderate", "film_transparency": "transparen…
rheology
{"cas_number": "126950-62-7", "rheology_modifier_type": "Synthetic Polymer - Octylacrylamide associative", "thickening_mechanism": "Hydrophobic association with surfactants", "viscosity_increase_factor": "40000-100000x", "brookfield_viscosity_typical_cps": "30000-65000", "shear_thinning_behavior": "Yes", "thixotropic": "Yes", "yield_stress_pa": "35-60", "flow_curve_type": "Pseudoplastic with yield…
sensory
{"silky": "gel-like", "smooth, glides easily": "smooth, water-resistant", "dry-touch, non-greasy": "protected, long-lasting", "instant": "moderate", "low": "medium", "w/o": "o/w", "very-high": "moderate", "no": "no", "yes": "yes", "1.40": "1.50", "transparent": "transparent", "colorless": "colorless", "excellent": "fair", "light": "light", "synthetic": "synthetic"}
uv_stability
{"uv_stable": "yes", "uv_degradation_rate": "stable", "photosensitizer": "no", "phototoxic": "no", "photoallergic": "no", "requires_uv_protection_packaging": "no", "color_change_uv": "no", "odor_change_uv": "no", "efficacy_loss_uv_pct": "0", "spf_contribution": "no", "uva_protection": "no", "uvb_protection": "no", "photostable_sunscreen": "no", "boost_spf_of_others": "no", "antioxidant_under_uv": …
Expert Verdict
Expert safety assessment and concern-level summary for Acrylates/Octylacrylamide Copolymer.
Regulatory Flags
film-former
hair-fixing
high-molecular-weight
polymer
acrylamide-impurity-watch
no-dermal-absorption
vcrp-reported
cir-approved-2022
no-sccs-opinion
leave-on-safe
ifra_fragrance
Regulatory Lists
inert_ingredient; non_food_use; Pesticides
Australian Status
AICIS status: listed
Frequently Asked Questions
Is Acrylates/Octylacrylamide Copolymer allowed in the EU?
Acrylates/Octylacrylamide Copolymer EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Acrylates/Octylacrylamide Copolymer do in cosmetics?
Acrylates/Octylacrylamide Copolymer functions as: Film-forming polymer; waterproofing, smudge-proof, and transfer-proof agent; UV filter substantivity booster for 40/80-min water-resistance claims. It is classified as a cosmetic ingredient in our database. CAS number: 129702-02-9.
Compliance Tools
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Ingredient Decoder
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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