EXTERNAL EXTERNAL COATING FOR BED ARTICLES Russian patent published in 2019 - IPC A61F13/51 

Abstract RU 2682552 C2

FIELD: manufacturing technology.

SUBSTANCE: outer coating for the absorbent product comprises a nonwoven component comprising a plurality of openings formed therein and a film bonded to the nonwoven component with holes. Holes in non-woven component are formed by means of needling before binding film with non-woven component. Method for making outer coating includes feeding canvas from nonwoven material to needle-pricking device, needle-piercing canvas from non-woven material to form a plurality of openings therein to produce a canvas with holes from non-woven material and bonding of canvas with holes from non-woven material with film.

EFFECT: production of canvas with holes from non-woven material and binding of canvas with holes from non-woven material with film.

19 cl, 14 dwg, 8 tbl

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RU 2 682 552 C2

Authors

Kim, Kyunnak

Ryu, Chinkho

Park, Syngyn

Li, Chinkhe

Khvan, Oen

Chkho, Suen

Dates

2019-03-19Published

2014-08-15Filed