A substantial portion of the polyisobutylene has a molecular weight greater than approximately 30,000 and the relative weight ratio between the polyisobutylene and {HEAD ~ the fibers} having {TAIL ~ polyisobutylene} disposed thereon is between approximately 1 to 10 wt % polyisobutylene to approximately 90 to 99 wt % fibers 
having
A substantial portion of the polyisobutylene has a molecular weight greater than approximately 30,000 and the relative weight ratio between the polyisobutylene and { HEAD ~ the fibers } having { TAIL ~ polyisobutylene } disposed thereon is between approximately 1 to 10 wt % polyisobutylene to approximately 90 to 99 wt % fibers
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 REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH