The treated substrate 1 wherein the lower 90 weight percent of said polymethacrylic acid and {HEAD ~ said copolymers} of methacrylic acid have {TAIL ~ a number} average molecular weight in the range of about 500 to 20,000 
The treated substrate 1 wherein the lower 90 weight percent of said polymethacrylic acid and { HEAD ~ said copolymers } of methacrylic acid have { TAIL ~ a number } average molecular weight in the range of about 500 to 20,000
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH