Method for improving disperse dyeability of polyesters and...

Details Method for improving disperse dyeability of polyesters and... Method for improving disperse dyeability of polyesters and...

C - Chemistry, Metallurgy

08

K

400/7620

C08K 5/42 (2006.01) C08K 5/43 (2006.01) C08L 67/02 (2006.01) D06P 3/54 (2006.01)

Patent

CA 1106991

EC 13955 METHOD FOR IMPROVING DISPERSE DYEABILITY OF POLYESTERS AND PRODUCT THEREOF Abstract of the Disclosure The disperse dyeability of a fiber or film forming polyester resin is improved by dispersing substantially uniformly in a polyester resin in which it is at least partially soluble a compound having the formula Image (1) or Image (2) wherein R is benzyl or phenethyl, R1 is ethylene or propylene, R2 is hydrogen or lower alkyl and M is an alkali metal.

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