Process for the preparation of polyesters of improved dye affini

Details Process for the preparation of polyesters of improved dye affini Process for the preparation of polyesters of improved dye affini

1985-03-01

1986-07-01

Phynes, Lucille M.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From carboxylic acid or derivative thereof

528294, 528301, C08G 6368, C08G 7500

Patent

active

045981418

ABSTRACT:
Process for the preparation of polyesters of improved dye affinity by reacting dicarboxylic acids or their reactive derivatives with a mixture of diols, consisting of a predominant amount of an alkylene glycol and 0.1 to 20 weight percent, based on the polyester, of a polyoxyalkylene ether of formula

REFERENCES:
patent: 3592796 (1971-07-01), Trapasso et al.
patent: 3684768 (1972-08-01), King et al.
patent: 3882185 (1975-05-01), Radlmann et al.

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