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CTE 1401 Chapter.24

Terms

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Oxygen Bleach
Sodium perborate, Hydrogen peroxide, works best if used in hot water
Soil Removal-Laundering
Detergents-surfactants, builders. Bleaching-chlorine, perborate
Surfactant Action
Breaks up water droplets that surround soil particles by lowering the surface tension and allowing water to penetrate, micelles surround soil and suspend it
Builders
soften water and maintain alkalinity, until recently-phosphates-water pollution, replaced with sodium silicate, sodium carbonate and sodium citrate
Soaps
made from fatty acids and alkali; doesn't perform well in hard water
Synthetic Detergents
made from petroleum, natural fats and oils; dominate home laundry market
Surfactants
alter properties of water and soil so that dirt can be removed, Surfactant molecule: Hydrophobic Body and Hydrophilic Head
Synthetic Detergents
Surfactants, Builders, Surfactant Action, Bleach, Chlorine Bleach, Oxygen Bleach
Dry Cleaning
special cleaning solvents that dry quickly. Perchloroethylene (perc), Environmental Concerns-exploring alternatives
Chlorine Bleach
stronger of two types, Chlorine-oxidizes colored matter, rarely recommended for colored fabrics: Clorox and Purex
Bleach
Chlorine Bleach and Oxygen Bleach
Dry Cleaning-Laundering
Soaps and Synthetic Detergents

Deck Info

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