0235980-A1 is referenced by 19 patents and cites 4 patents.

Synthetic polyamide textile substrate having deposited thereon a modified polymeric sulfonated phenol-formaldehyde condensation product comprising one (a) in which 10 to 25% of the polymer units contain SO3 radicals and about 90 to 75% of the polymer units contain sulfone radicals and (b) in which a portion of the free hydroxyl groups thereof has been acylated or etherified, the number of said hydroxyl groups which has been acylated or etherified being sufficient to inhibit yellowing of said condensation product but insufficient to reduce materially the capacity of said condensation product to impart stain resistance to said synthetic polyamide textile substrate.

Textiles having stain resistance.
Application Number
EP19870301180 19870211
Publication Number
0235980 (A1)
Application Date
February 11, 1987
Publication Date
September 9, 1987
Liss Theodor Arthur
Du Pont
D06M 15/41
D06M 15/37
D01F 11/00
C08G 08/00
C01F 11/00
D06M 15/41
D01F 11/00
C08G 08/36
C08G 08/18
C08G 08/00
C01F 11/00
C08G 08/32
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