Starch/polyester resin composition

Details Starch/polyester resin composition Starch/polyester resin composition

1975-04-01

1976-09-21

Woodberry, Edward M.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

57140C, 428265, C08L 300

Patent

active

039818330

ABSTRACT:
A composition suitable for warp sizing polyester/cotton yarns comprising starch and water soluble polyester resin having (1) a backbone portion comprising the reaction product of polyhydroxy compound and dicarboxylic acid compound wherein from 20 to 75 equivalent percent of the hydroxy groups are provided by a polyoxyethylene glycol having at least 3 oxyethylene units and at least 50 equivalent percent of the dicarboxylic acid compound is provided by an aromatic dicarboxylic acid compound and (2) pendant carboxylic acid moieties comprising a polycarboxylic acid compound having at least 3 acyl moieties which provides from 5 to 30 equivalent percent of the acyl moieties in the polyester.

REFERENCES:
patent: 3086887 (1963-04-01), Habib
patent: 3484339 (1969-12-01), Caldwell
patent: 3694257 (1972-09-01), Dumont
patent: 3712873 (1973-01-01), Zenk
patent: 3887752 (1975-06-01), Elizer

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