Dry cleaning process

D - Textiles – Paper – 06 – L

Patent

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Details

D06L 1/22 (2006.01) D06L 1/04 (2006.01)

Patent

CA 2463965

A process for dry cleaning laundry articles comprising at least one dry cleaning step followed by at least one regeneration step wherein said regeneration step comprises contacting the articles with a regeneration composition comprising 0 to 10 wt.% of a surfactant;0.001 to 10 wt. of water; 0 to 50 wt.% of a cosolvent and the balance being organic dry cleaning solvent, preferably a non-flammable, non-chlorine containing organic dry cleaning solvent, wherein the regeneration composition comprises an aqueous phase having a pH of at least 5.

L'invention concerne un procédé de nettoyage à sec d'articles de blanchisserie comportant au moins une étape de nettoyage à sec suivie d'au moins une étape de régénération, à laquelle les articles sont mis en contact avec une composition de régénération contenant entre 0 et 10 % en poids d'un agent de surface, entre 0,001 et 10 % en poids d'eau, entre 0 et 50 % en poids d'un cosolvant, l'équilibre reposant sur un solvant organique de nettoyage à sec, de préférence un solvant organique de nettoyage à sec qui ne contient pas de chlore et qui est ininflammable. Cette composition de régénération comprend une phase aqueuse possédant un pH d'au moins 5.

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