Whether you have a front-load or top-load high-efficiency washer, you are using much less water per load than a standard washer. Without all the extra water to distribute the detergent and then rinse it away, you must use less detergent. Even if you religiously purchase and use a product with the “He” symbol, you must…
Laundry detergents may contain builders (50% by weight, approximately), surfactants (15%), bleach (7%), enzymes (2%), soil antiredeposition agents, foam regulators, corrosion inhibitors, optical brighteners, dye transfer inhibitors, fragrances, dyes, fillers and formulation aids. Builders Builders (also called chelating or sequestering agents) are water softeners. Hard water contains calcium, magnesium, and metallic cations (iron, copper, and manganese). These cations react with surfactant anions…
What are the functions of soap? What we usually know is just washing hands, washing clothes and so on. In fact, its function is far more than these: Prevent new shoes from grinding feet: we all know that soap feels slippery, so it must have a lubricating effect. Generally, new shoes will grind feet, which…
Nonionic detergents The most important nonionic detergents are obtained by condensing compounds having a hydrophobic molecular group, usually a hydroxyl (OH) group, with ethylene oxide or propylene oxide. The most usual compounds are either alkylphenol or long-chain alcohol having a hydroxyl group at the end of the molecule. During the condensation reaction, the ethylene oxide…