Process for providing {HEAD ~ polyamide materials} with {TAIL ~ stain resistance} with sulfonated novolak resin and polymethacrylic acd 
Process for providing { HEAD ~ polyamide materials } with { TAIL ~ stain resistance } with sulfonated novolak resin and polymethacrylic acd
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH