Detergent compositions containing soil release polymers

Details Detergent compositions containing soil release polymers Detergent compositions containing soil release polymers

C - Chemistry, Metallurgy

11

D

C11D 3/37 (2006.01) C11D 3/00 (2006.01)

Patent

CA 2238425

A non-bleaching laundry detergent composition suitable for washing delicate fabrics, having a 1 wt.% aqueous solution pH in demineralised water at 25 °C not exceeding 10, contains surfactant, detergency builder, and a soil release polymer which is a defined water-soluble or water-dispersible sulphonated non-end-capped polyester, for example, of terephthalic acid, isophthalic acid, sulphoisophthalic acid and ethylene glycol.

Cette composition de lessive non détergente, conçue pour le lavage d'étoffes délicates et possédant un pH en solution aqueuse à 1 % en poids dans de l'eau déminéralisée à 25 DEG C, n'excédant pas 10, contient un tensioactif, un adjuvant de détergence ainsi qu'un polymère antisalissures, lequel est un polyester sulfoné, non coiffé en ses extrémités, soluble dans l'eau ou pouvant se disperser dans celle-ci, par exemple l'acide téréphtalique, l'acide isophtalique, l'acide sulfo-isophtalique et l'éthylène glycol.

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