WET NONWOVEN FABRIC FOR LIQUID FILTRATION FILTER AND LIQUID FILTRATION FILTER

摘要

PROBLEM TO BE SOLVED: To provide a wet nonwoven fabric for a liquid filtration filter having not only uniform formation, but also excellent strength and excellent filter performance, and to provide a liquid filtration filter using the wet nonwoven fabric.;SOLUTION: A liquid filtration filter is obtained by, as needed, using a wet nonwoven fabric which contains an ultra fine fiber having a single fiber diameter (D) in a range of 100 to 1000 nm and a ratio (L/D) of a fiber length (L) nm to the single fiber diameter (D) nm in the range of 100 to 2500 of 10 to 70 wt.% based on weight of the wet nonwoven fabric, and has basis weight of 20 g/m² or more and a density of 0.6 g/cm³ or more.;COPYRIGHT: (C)2014,JPO&INPIT