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