A METHOD OF LAUNDERING FABRIC

The present invention relates to a method of laundering fabrics comprises the steps of:(a) contacting a laundry detergent to water to form a wash liquor, wherein the laundry detergent comprises detersive surfactant, wherein the wash liquor comprises detersive surfactant at a concentration in the ran...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	SOUTER, Philip Frank, ROBLES, Eric San Jose, BUENO ROMO, Laura, AMADOR ZAMARRENO, Carlos, BROOKER, Anju Deepali Massey, MOON, Libbi
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES CANDLES CHEMISTRY DETERGENT COMPOSITIONS DETERGENTS FATTY ACIDS THEREFROM METALLURGY RECOVERY OF GLYCEROL RESIN SOAPS SOAP OR SOAP-MAKING USE OF SINGLE SUBSTANCES AS DETERGENTS
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Beschreibung
Zusammenfassung:	The present invention relates to a method of laundering fabrics comprises the steps of:(a) contacting a laundry detergent to water to form a wash liquor, wherein the laundry detergent comprises detersive surfactant, wherein the wash liquor comprises detersive surfactant at a concentration in the range of from 100 ppm to 2500 ppm;(b) contacting fabric to the wash liquor, and washing the fabric in the wash liquor;(c) after a period of time of at least 6 minutes from contacting the fabric to the wash liquor, introducing calcium cations into the wash liquor to form a calcium enriched wash liquor, wherein the calcium enriched wash liquor comprises calcium cations at a concentration in the range of from 20 ppm to 400 ppm;(d) washing the fabric in the calcium-enriched wash liquor for a period of time of at least 2 minutes; and(e) removing the excess calcium-enriched wash liquor from the fabric, and rinsing the fabric in water.