In one advantageous embodiment, the self adhesive polymer is a polymer formed from a monomer mixture which comprises acrylic acid derivatives each having {HEAD ~ at least one functional group} from {TAIL ~ the group} consisting of cyano groups and nitro groups 
from
In one advantageous embodiment , the self adhesive polymer is a polymer formed from a monomer mixture which comprises acrylic acid derivatives each having { HEAD ~ at least one functional group } from { TAIL ~ the group } consisting of cyano groups and nitro groups
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 HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH