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Moumoujus

C1-18 ALKYL ACRYLATE.

Valuable / NOT REPORTED

C1-18 Alkyl Acrylate is a synthetic film-forming polymer that creates an invisible, flexible barrier on skin to provide oil control and subtle lifting effects. When applied in formulations, it dries to form a breathable, humidity-resistant film that traps excess sebum while delivering temporary skin-tightening benefits. This versatile ingredient is primarily found in oil-control primers, setting sprays, and waterproof cosmetic products.

Summary

film forming hair fixing oil control texture enhancement

Science

Mechanism of Action

Forms a continuous, flexible polymer film on the skin surface through solvent evaporation. The resulting barrier provides mechanical oil absorption by trapping sebum within the polymer matrix while creating mild tensile effects that temporarily tighten skin appearance.

Research

Clinical Evidence

High confidence
Effective range ≤3%
Optimal

N/A

Key findings

  1. 01 Primary skin irritation assay in rabbits showed no significant irritation
  2. 02 NOAEL for developmental toxicity >1000 mg/kg bw/d in dermal studies

Transparency

Dusting Analysis

Not commonly dusted

Not commonly used for dusting purposes as this is primarily a specialized film-forming ingredient for specific cosmetic applications

The Formula

Formulation

Solubility
Both
Optimal pH 3 – 12
0 7 14

Stability

Demonstrates exceptional pH stability from 3-12, maintains viscosity consistency even at alkaline pH 12, shows good electrolyte tolerance

Synergies

  • Aminomethyl Propanol (neutralizing agent)

Conflicts

  • Nitrosating agents
  • Cationic surfactants
  • Strongly acidic environments below pH 3

Safety

Safety Profile

CIR Status
Safe as used
Max tested
3%
Pregnancy
Safe
Sensitization risk Low

EU regulations require <0.5% secondary amine content and <5 ppm residual acrylamide. Must avoid formulation with nitrosating systems.

Your Skin

Skin Compatibility

Yes Normal
Yes Dry
Yes Oily
Yes Sensitive
Irritancy Low
Comedogenicity Low

Our Assessment

Verdict

Valuable

A well-researched film-forming polymer that delivers reliable oil control and skin-tightening effects with excellent safety data and broad formulation compatibility.

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