Block polyesters and like compounds useful as soil release...

Details Block polyesters and like compounds useful as soil release... Block polyesters and like compounds useful as soil release...

C - Chemistry, Metallurgy

07

C

260/473.1, 134/3

C07C 69/82 (2006.01) C07C 309/60 (2006.01) C08G 63/66 (2006.01) C08G 63/688 (2006.01) C11D 3/16 (2006.01) C11D 3/37 (2006.01)

Patent

CA 1315286

BLOCK POLYESTERS AND LIKE COMPOUNDS USEFUL AS SOIL RELEASE AGENTS IN DETERGENT COMPOSITIONS ABSTRACT OF THE DISCLOSURE Block polyesters useful as soil release agents in detergent compositions are disclosed. Preferred polyesters have the formula: Image wherein each R1 is a 1,4-phenylene moiety; the R2 consist essen- tially of ethylene moieties, 1,2-propylene moieties or a mixture thereof; each X is ethyl or preferably methyl; each n is from about 12 to about 43; u is from about 3 to about 10.

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