D - Textiles – Paper – 06 – L
Patent
D - Textiles, Paper
06
L
8/87, 134/5.4
D06L 3/02 (2006.01) C11D 1/83 (2006.01) C11D 3/33 (2006.01) C11D 3/36 (2006.01) C11D 3/39 (2006.01) C11D 1/14 (2006.01) C11D 1/29 (2006.01) C11D 1/72 (2006.01) C11D 1/722 (2006.01)
Patent
CA 2213633
The present invention relates to the use of a liquid composition comprising a peroxygen bleach and a compound chelating copper and/or iron and/or manganese, for pretreating fabrics before said fabrics are washed, whereby the loss of tensile strength in said fabrics is reduced. The present invention further encompasses a process for pretreating soiled fabrics as well as compositions suitable to be used in said process.
La présente invention concerne l'utilisation d'une composition liquide contenant un peroxyde comme agent de blanchiment et un composé chélatant pour le cuivre et/ou le fer et/ou le manganèse, destinée au prétraitement de tissus salis avant leur lavage. Ce prétraitement permet de diminuer la perte de la résistance des tissus à la rupture. Cette invention concerne également un procédé pour le prétraitement de tissus salis ainsi que des compositions convenant audit procédé.
Del Duca Valerio
Park John Scott
Rapisarda Dario
Stoddart Barry
Trani Marina
Dimock Stratton Llp
The Procter & Gamble Company
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