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The material selection platform
Cosmetics Ingredients
The material selection platform
Cosmetics Ingredients

POLYQUATERNIUM-28

CAS Number 131954-48-8
Chem/IUPAC Name: 1-Propanaminium, N, N, N-trimethyl-3-((2-methyl-1-oxo-2-propenyl)amino)-, chloride, polymer with 1-ethenyl-2-pyrrolidinone
COSING REF No: 79122
POLYQUATERNIUM-28
Polyquaternium-28 is a synthetic polymer commonly found in cosmetics and hair care products. Its chemical formula can vary depending on its specific structure, but it generally consists of repeating units with positively charged quaternary ammonium groups, commonly represented by C16H30ClN3O2. This cationic nature makes it highly effective in conditioning and detangling hair. Polyquaternium-28 helps reduce friction between hair strands, making it easier to comb and manage. However, excessive use may lead to product buildup, leaving hair heavy or sticky. Its versatility in improving hair texture and manageability makes it a valuable ingredient in a wide range of cosmetic formulations, particularly hair conditioners and styling products.

What is POLYQUATERNIUM-28 used for?

Polyquaternium-28 is widely used in cosmetics and personal care products, primarily for its exceptional conditioning properties, particularly in hair care. It functions as a cationic polymer, meaning it carries a positive charge, which allows it to bind to negatively charged hair fibers. This makes Polyquaternium-28 a valuable ingredient in hair conditioners, shampoos, and styling products, where it helps improve detangling, manageability, and softness. It can also reduce frizz and enhance the overall appearance of hair. Additionally, Polyquaternium-28 can be found in skincare products for its mild conditioning and moisturizing effects on the skin, providing a silky, smooth feel.

Origin

Polyquaternium-28 is synthesized through a chemical reaction involving the polymerization of quaternary ammonium compounds. This process typically starts with the reaction of a suitable amine compound with an epoxide or another quaternary ammonium compound. The resulting polymer has a cationic structure, which makes it effective in hair conditioning and other cosmetic applications.

What does POLYQUATERNIUM-28 do in a formulation?

  • Antistatic
  • Moisturising
  • Skin conditioning

Safety profile

Polyquaternium-28 is considered safe for use in cosmetics and personal care products when used as directed. It has a low risk of toxicity when applied topically. However, like many cosmetic ingredients, it should not be ingested, and any potential adverse reactions should be monitored and addressed by discontinuing use if necessary.

Technical profile

Property Values
pH 7.0
Solubility Highly soluble in water
Viscosity Medium
1
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