Method for conditioning textiles

D - Textiles – Paper – 06 – L

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D06L 1/00 (2006.01) C11D 3/20 (2006.01) D06M 11/76 (2006.01)

Patent

CA 2495217

Fatty branched polyalkoxylates, particularly of the formula: R1O(AO)mR2 (I) where R1 is C8 to C30 aliphatic hydrocarbyl or acyl; AO is predominantly branched alkyleneoxy, particularly propyleneoxy; m is from 2 to 50; and R2 is H or a is C1 to C4 aliphatic hydrocarbyl or acyl, are used as fabric conditioners in CO2 based dry cleaning systems. The cleaning medium may include detergent surfactant and/or non surfactant cleaning additive or may be free from such additives in which case the treatment can be provided in a rinse cycle in a cleaning process.

La présente invention concerne des polyalcoxylates gras ramifiés, en particulier de formule: R?1¿O(AO)¿m?R?2¿ (I) dans laquelle R?1¿ représente hydrocarbyle ou acyle aliphatique C¿8? à C¿30?; AO est principalement alkylène-oxy ramifié, notamment propylèneoxy; m est compris entre 2 et 50; et R?2¿ représente H ou représente un hydrocarbyle ou acyle aliphatique C¿1? à C¿4?. Lesdits polyalcoxylates sont utilisés en tant qu'agents de conditionnement de tissu dans des systèmes de nettoyage à sec à base de CO¿2?. Le milieu de nettoyage peut comprendre un tensio-actif détergent et/ou un additif de nettoyage non tensio-actif ou peut être dépourvu desdits additifs, auquel cas le traitement peut être mis en oeuvre dans un cycle de rinçage d'un procédé de nettoyage.

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