NON-WOVEN MATERIAL Russian patent published in 2017 - IPC D04H1/74 

Abstract RU 2617985 C2

FIELD: textile, paper.

SUBSTANCE: proposed nonwoven material comprises: the first projecting section protruding from the first surface on the side in view in the nonwoven material plan as a sheet, and a recessed section, curved from the second surface on the side opposite to the first surface side. The first projecting section and the recessed section are alternately and continuously arranged by using a wall in each of various intersecting directions in a view in the nonwoven material plan, wherein the wall has a fiber orientation characteristics in the direction connecting the top part of the first projecting section and the lower section of the recessed section; in the case where the thickness of the first projecting section, including the top of the first projecting section, is defined as Ta and the thickness of the nonwoven fabric as a whole in view from the side of the nonwoven material is defined as T, the value of expression (Ta/T)×100(%) is equal to 50% or more; and fibers with different fineness are included in the nonwoven material.

EFFECT: improved material properties.

8 cl, 1 tbl, 6 dwg

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RU 2 617 985 C2

Authors

Kavaguti Khiroko

Taniguti Masakhiro

Utiyama Taiki

Dates

2017-04-28Published

2013-05-27Filed