abstract |
Nanofiber (10) is made up of water soluble polymer, and has hollow bulb (13), and at hollow bulb (13) containing oil components (14).This nanofiber (10) is applicable to having small diameter part (12) and large diameter part (11), and has hollow bulb (13) at this large diameter part (11).Also be adapted at both large diameter part (11) and small diameter part (12) and there is hollow bulb (13), and the hollow bulb (13) of large diameter part (11) is connected with the hollow bulb (13) of small diameter part (12). |