1
Mie Kamiyama, Miyuki Numata: Islands-in-sea type composite fiber and process for producing same. Teijin Fibers, Sughrue Mion PLLC, March 22, 2011: US07910207 (33 worldwide citation)

The islands-in-sea type composite fiber of the present invention comprises a sea part containing an easily soluble polymer and 100 or more island parts containing a hardly soluble polymer, per fiber. In a cross-sectional profile of the composite fiber, each of the island parts has a thickness in the ...


2
Mie Kamiyama, Miyuki Numata: Islands-in-sea type composite fiber and process for producing same. Teijin Fibers, Sughrue Mion Pllc, February 4, 2010: US20100029158-A1

The islands-in-sea type composite fiber of the present invention comprises a sea part containing an easily soluble polymer and 100 or more island parts containing a hardly soluble polymer, per fiber. In a cross-sectional profile of the composite fiber, each of the island parts has a thickness in the ...