"The film of claim 7 wherein said Q is selected from the group consisting of ???SO2N(R???)(CH2)k???, ???(CH2)k???, ???CON(R???)(CH2)k??? and ???(CH2)kSO2N(R???)(CH2)k???, where R??? is hydrogen, a phenyl group or is a methyl or ethyl group and where each k is independently an integer from 1 to about 20." . . . . . . .