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US 9,758,904 B2Granted
Sea-island composite fiber
AssigneeToray Industries, Inc.
InventorsMasato Masuda, Akira Kishiro, Joji Funakoshi, Yoshitsugu Funatsu, Seiji Mizukami
Life of this patent
Estimating the term…
Abstract
A sea-island composite fiber includes island component fibers having a circumscribed circle diameter of 10 to 1000 nm, a circumscribed circle diameter variation of 1 to 20%, a non-circularity of 1.2 to 5.0, and a non-circularity variation of 1 to 10%.
Claims6
A sea-island composite fiber comprising island component fibers having a circumscribed circle diameter of 10 to 1000 nm, a circumscribed circle diameter variation of 1 to 20%, a non-circularity of 1.5 to 5.0, and a non-circularity variation of 1 to 10%.
Dependencies are inferred from the claim text.