Скачать или смотреть Milady NAILS Chapter 11 Pages 319-323 Monomer Liquid & Polymer Powder Nail Enhancements

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Monomer liquid and polymer powder enhancements form sculpted acrylic nails using a chemical reaction that allows the nail technician to create durable, custom-shaped nail extensions.
Overview of Products
Monomer liquid is a liquid acrylic product, usually ethyl methacrylate (EMA), used for creating polymerized nails. Polymer powder consists of small acrylic beads that, when combined with monomer liquid, start a chemical reaction that hardens into a smooth, durable structure. The combination is commonly called acrylic nails or sculptured nails.
How It Works
When the monomer liquid is mixed with the polymer powder using a brush, a bead of acrylic forms. The polymerization reaction begins immediately, transforming the liquid and powder into a hard protective layer. This process is self-curing, meaning it does not require UV light and sets at room temperature. The chemical reaction involves chain reactions of the methacrylate monomers, binding them into a solid polymer structure that adheres to the natural nail or nail tip.
Nail Preparation Steps
Sanitize hands and tools, and use proper personal protective equipment (PPE).
Remove old polish and shine the nail surface lightly to promote adhesion.
Push back cuticles and cleanse nails thoroughly to prevent bacterial contamination.
Select tips or forms if extending nails beyond the natural nail length, and ensure proper fit.
Apply primer or bonder if required to enhance adhesion to the natural nail.
Application Technique
Dipping the brush into monomer liquid, then picking up a small amount of polymer powder to form a bead.
Place the acrylic bead near the cuticle area, and gently press and spread it across the nail bed, ensuring smooth coverage.
Use proper shaping techniques to create the apex (structural support) and natural curve for strength and aesthetics.
Allow the acrylic to harden naturally; it usually sets in 2–3 minutes depending on the product.
File and shape the hardened nail, then buff for a smooth surface.
Apply nail enhancement finish, such as polish, gel topcoat, or natural finish.
Safety and Maintenance
Proper ventilation is essential because the monomer has strong fumes.
Always avoid skin contact to prevent irritation or allergic reactions.
Sanitize and disinfect tools and surfaces to prevent cross-contamination.
Educate clients on fill maintenance every 2–3 weeks to prevent lifting and maintain nail health.
Acrylic nails can be shaped or removed safely by soaking in acetone or carefully filing to prevent damage to the natural nail.
Common Tips for Success
Work in small beads to control placement and prevent premature curing before shaping.
Avoid overfilling near the cuticle to preserve natural nail health.
Practice consistent apex placement for strength and longevity.
Brush techniques and bead size influence smoothness and thickness of the enhancement.
In summary, monomer liquid and polymer powder nail enhancements provide flexible, strong, and durable artificial nails through a chemical polymerization reaction. Correct preparation, application, shaping, and safety measures are essential for successful acrylic nail enhancement and client satisfaction.