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