The present application is directed to methods of forming multi layered fibers having a core and a first layer containing {TAIL ~ a first polymer} and {HEAD ~ a second layer} containing a second polymer 
The present application is directed to methods of forming multi layered fibers having a core and a first layer containing { TAIL ~ a first polymer } and { HEAD ~ a second layer } containing a second polymer
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH