Formaldehyde resin

Category: Film former

Brief description: Formaldehyde resin, also known as tosylamide/formaldehyde resin, is a polymer used in nail care products to provide hardness and gloss.

Benefits: Provides a durable, glossy coating to nails, enhancing product performance and aesthetic appeal.

Skin type suitability/concerns: May cause skin irritation and allergic reactions in sensitive individuals.

Target audience: Used in nail care products.

Chemical composition: Polymer derived from the reaction of formaldehyde and toluenesulfonamide.

Physical aspect: Solid material, typically supplied in solution form for use in cosmetics.

Compatibility: Soluble in common organic solvents like acetone and ethyl acetate.

Concentration: Typically used at 5-15% in nail polishes.

Side effects/adverse reactions: Potential for skin irritation and allergic reactions.

Regulatory status: Its use is permitted in cosmetics in many countries, including the US and EU, although restrictions apply due to formaldehyde release.

Sustainability/ethical considerations: Production involves the use of formaldehyde, a substance of concern.