Lesson1-Shampooppt - Chemists Corner：第一课shampooppt -化学家的角落.ppt

Shampoo testing Foam testing Blender Shake test Shampoo testing Safety testing Patch testing Irritation tests Shampoo Stability testing Shampoo Summary Shampoo Market Overview Big compared to other cosmetics Consumer Problems Cleansing, conditioning primary problems Surfactant Science Makes oil water more compatible Responsible for cleaning hair Formulating shampoos 6 types of shampoos Testing Use tests, lab tests, and QC tests Shampoos Amphoteric Surfactants Why use them? Good Detergency Less Irritating than anionics Helps thicken system Helps improve foam Drawbacks More expensive Do not foam well enough on their own Non Ionic Surfactants Surfactant molecules with no charge Types Fatty Alkanolamides Lauramide DEA Cocamide DEA Amine Oxides Lauramine Oxide Stearamine Oxide Non Ionic Surfactants Why use them? Foam enhancer Reduce irritation Increase viscosity Conditioning effect Anti-static effect Solubilize fragrances Baby Shampoos PEG-80 Sorbitan Laurate Drawbacks Safety issues More expensive Do not foam well on their own Cationics Positively charged surfactant molecules Types Cetrimonium Chloride Stearylalkonium Chloride Not used for shampoos Don’t clean as well Don’t rinse as well Don’t foam as well Shampoo Formulations Shampoo Characteristics Aesthetics Appearance Clear Pearlized Thickness (Viscosity)? Foam Creamy, rich to thin loose Harshness Conditioning effects Basic types of Shampoos Normal Volumizing Moisturizing 2 in 1 Baby Natural Shampoo Performance Shampoo Formula Water Surfactant Secondary Surfactant Preservative Conditioning agent Color Fragrance Feature Ingredients Specialty ingredients Shampoo Formula Secondary Surfactant Modify viscosity Improve foam Reduce irritation Aesthetic ingredients Opacifying agent Clarifying agents Colorants Shampoo Formula Conditioning agents Silicones Cationic polymers Preservatives Fragrance Feature Ingredients Formula Adjusters Acid Chelating agents Cosmetic Formula sheet Normal Shampoo Formula Activity o