Method for cleaning textiles

Details Method for cleaning textiles Method for cleaning textiles

D - Textiles, Paper

06

L

D06L 1/00 (2006.01)

Patent

CA 2488664

Detergent or micelle free cleaning media based on detergent free and/or micelle free liquid CO2 and including from 0.01 to 5 % by weight of the formulation of a cleaning additive which is at least one multi-ester having a molecular weight of not more than 750 can be used in dry cleaning of textiles. Desirable cleaning additives are of the formula (1): R1 (XR2)n where X, R1, R2, and n have defined meanings, particularly to be esters of multi-carboxylic acids and mono-hydroxy alcohols or esters of mono-carboxylic acids and multi- hydroxy alcohols.

L'invention concerne des agents de nettoyage sans détergent ou sans micelles à base de CO¿2? liquide sans détergent et/ou sans micelles et comprenant de 0,01 à 5 % en poids de la formulation d'un additif de nettoyage qui est au moins un multi-ester avec un poids moléculaire ne dépassant pas 750, pouvant être utilisés dans le nettoyage à sec de textiles. Les additifs de nettoyage désirés sont représentés par la formule (1): R?1¿(XR?2¿)¿n? dans laquelle X, R?1¿, R?2¿, et n sont définis, en particulier tels que des esters d'acides multi-carboxyliques et d'alcools mono-hydroxy ou des esters d'acides mono-carboxyliques et d'alcools multi-hydroxy.

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