Method for improving disperse dyeability of polyesters and produ

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

1976-09-22

1977-09-20

Anderson, Harold D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

8165, 8168C, 260 75N, 260 75S, C08G 6370, C08G 6318

Patent

active

040496333

ABSTRACT:
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 ##STR1## wherein R is benzyl or phenethyl, R.sub.1 is ethylene or propylene, R.sub.2 is hydrogen or lower alkyl and M is an alkali metal.

REFERENCES:
patent: 2541822 (1951-02-01), Kvalnes et al.
patent: 2921945 (1960-01-01), Adams et al.
patent: 3018272 (1962-01-01), Griffing et al.
patent: 3700644 (1972-10-01), Price et al.
patent: 3856753 (1974-12-01), Henry et al.
patent: 3875082 (1975-04-01), Finck

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