Water soluble polymeric textile treating agent

Details Water soluble polymeric textile treating agent Water soluble polymeric textile treating agent

1977-07-29

1981-01-20

Schofer, Joseph L.

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

8531, 8587, D06P 502

Patent

active

042459940

ABSTRACT:
Washfastness of dyed nylon textile material is improved by treating dyed textile material with a water soluble polymeric textile treating agent which is a reaction product of dihydroxy diphenyl sulfone, formaldehyde and naphthalenesulfonic acid and is characterized as a 30% by weight solution in acetone having a reduced viscosity at 21.degree. C. of between about 0.225 and about 0.275.

REFERENCES:
patent: 3790344 (1974-02-01), Frickenhaus
patent: 3961881 (1976-06-01), Sumner
Color Index, vol. 4, 3rd Edition, p. 4003.

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