D - Textiles – Paper – 06 – L
Patent
D - Textiles, Paper
06
L
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.
Huntley Steven
Irvine Derek John
Motson Harold Russell
Croda International Plc
Gowan Intellectual Property
Imperial Chemical Industries Plc
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