POROUS FILM, WATERPROOF AND MOISTURE-PERMEABLE MATERIAL, AND MEDICAL CLOTHING AND PROTECTIVE CLOTHING USING SAME Russian patent published in 2018 - IPC A41D13/02 A41D13/12 C08J5/18 C08J9/00 B32B5/24 B32B27/12 B32B27/32 

FIELD: textile and paper.

SUBSTANCE: invention relates to the field of materials for medicine and relates to a porous film, a waterproof and moisture-permeable material, as well as medical clothing and protective clothing using same. Waterproof and moisture-permeable material, in which at least a fibre layer and a porous film are placed on top of each other, wherein the porous film has moisture permeability greater than or equal to 150 g/m²×h, puncture resistance greater than or equal to 100 N/mm and blood barrier property of level 4 or higher, wherein adjacent layers that make up the waterproof and moisture-permeable material are glued to each other, and the adjacent layers are glued on an area which, in terms of the unit area of the waterproof and moisture-permeable material, is 50 % of unit area or less.

EFFECT: invention provides a film with excellent barrier properties, such as a blood barrier property and a viral barrier property, puncture resistance and moisture permeability, as well as a waterproof and moisture-permeable material that uses such a porous film and which reduces the feeling of stuffiness that a person feels when wearing it, and has excellent wearing comfort.

21 cl, 4 tbl, 202 ex