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Hair Shampoo Laundry Detergent Cleaning Your Hair vs Cleaning Your Clothes Jeff Easley Sr. Global Performance Improvement Specialist Stepan Company Midwest SCC Meeting March 11, 2014 Slide 2 Objectives Cleaning technology Ingredient types Ingredient functions Formulations Performance testing Regulatory environment Compare and Contrast: Slide 3 Cleaning Technology Slide 4 Cleaning Hair vs Cleaning Fabric Different substrates Many more fabric types than hair types Soils to be removed differ Surfactant interfacial phenomena similar Differences in washing processes In General Slide 5 Detersive Systems SystemSoilMechanical Action Detergent Household Laundry Mixed & Variable ModerateUnbuilt or Built Surfactant Hair Shampoo OilyVigorous Rubbing in Rinse cycle Organic Surfactant Slide 6 Progression of Laundry Detergent Forms BarsPowders Liquids Heavy Duty Powders (HDP) Heavy Duty Liquids (HDL) Also known as: Slide 7 Product Trends Increasing Concentration 2X, 4X and greater Cold Water Cleaning Eco-friendly Products Using Green or natural based Ingredients Recyclable Packaging High Efficiency Low foaming variants Slide 8 Comparison of Claims Hair Shampoo Rapid-Drying Fragrance Free Dermotologist Recommended Volumizing Clarifying Hypoallergenic pH Balanced No Animal Testing Mild Moisturizing Free From Laundry Detergent Botanical/Herbal Kosher No Additives/Preservatives Fragrance Free Hypoallergenic Economy Convenient Packaging All Natural Product Ease of Use pH Neutral Dermatologically Tested Slide 9 Interesting Laundry Fact Slide 10 Ingredient Types Slide 11 Ingredient Comparison. Hair Shampoo Laundry Detergent Surfactants Water pH adjusters Fragrance Dye Preservative Vitamins Protein derivatives Inorganic salts Humectants Emollients Silicones Thickening agents Chelants/Sequestrants Suncreen agents Surfactants Builders Buffering Agents Enzymes Optical Brightener Polymers Hydrotropes Enzyme Stabilizer Preservative Colorant Fragrance Softening Agent Bleach Anti-redepostion Agent Filler Water Key Slide 12 Typical Physical Properties pHViscosity% Actives Hair ShampooSlightly acidic (5.5 6.5) 3,500 7,000 cps at 25C 10-12% (mid-tier) Household Laundry Detergent (Liquid) Alkaline (8.0-10.5) 300 700 cps at 25C 5-30% (bargain to premium) Slide 13 Anionic & Nonionic Surfactants Anionic Surfactant Nonionic Surfactant, Solvents Enzymes Surfactants, Bleaching Agents Soils Types and Ingredients to Address Them Slide 14 Surfactant Comparison Hair Shampoo Sulfonates Alpha Olefin Sulfonate Sulfates Alkyl ether sulfates Alkyl sulfates Alkanolamides Amphoterics Methyl Esters Sulfoacetates Sulfosuccinates Laundry Detergent Sulfonates Acids Neutralized forms Sulfates Alkyl ether sulfates Alkyl sulfates Alkoxylates Alkanolamides Methyl esters Hydrotropes Slide 15 Common Primary Anionic Surfactant Linear Alkylbenzene Sulfonic Acid (LABSA) Good foamer Good detergency Neutralization necessary Best carbon chain C 11-12 linear Corrosive in acidic state Slide 16 Common Primary Anionic Surfactant Alkyl Ether Sulfates (AES) Foam enhancer Good hard water tolerance Carbon chain C 12-14 with 2-3 moles EO Preferred Due to gel phase formation, add other ingredients first Stable at 4