The treated substrate comprises a fibrous polyamide substrate having applied thereto a partially sulfonated novolak resin and polymethacrylic acid, copolymers of methacrylic acid, or {HEAD ~ combinations} of {TAIL ~ said polymethacrylic acid} and said copolymers of methacrylic acid 
of
The treated substrate comprises a fibrous polyamide substrate having applied thereto a partially sulfonated novolak resin and polymethacrylic acid , copolymers of methacrylic acid , or { HEAD ~ combinations } of { TAIL ~ said polymethacrylic acid } and said copolymers of methacrylic acid
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH