HECOL476 Lecture Notes - Lecture 10: Sodium Dodecyl Sulfate, Laundry Detergent, Sodium Dodecylbenzenesulfonate
14 Sep 2016
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Document Summary
All textiles become soiled with use and must be cleaned to maintain and extend useful life. Soil comes from the environment (substances contacting the textile) and from the wearer"s body (oil, sweat, skin akes) For clothing textiles, cleaning usually consist of laundering with detergent and water, or dry cleaning with an organic cleaning solvent. For centuries, clothes were washed by hand; beaten on rocks. Some ne clays (from river bank) found to aid in soil removal through abrasive action. Larger cities - people took their clothes to a washer woman or laundress. 1900 tub with agitator operated by an electric motor. Since water form one load saved and used as the wash water for next load. Soil deposited on textiles is made up of many materials including. Solid particulate matter: insoluble clays, soils, soot (deposited as dust/airborne solid or through direct contact) Fats and oils: insoluble oils/fats, greases, makeup, creams, lotions.
