High tenacity, high modulus ultrahigh molecular weight fibers of {TAIL ~ polyethylene} or polypropylene are coated with polyethylene, {HEAD ~ polypropylene} or an ethylene and propylene copolymer 
High tenacity , high modulus ultrahigh molecular weight fibers of { TAIL ~ polyethylene } or polypropylene are coated with polyethylene , { HEAD ~ polypropylene } or an ethylene and propylene copolymer
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH