MULTILAYER MATERIAL FOR FOOTWEAR Russian patent published in 2022 - IPC A43B19/00 

Abstract RU 2776359 C1

FIELD: footwear.

SUBSTANCE: invention relates to consumer industry, namely, to a multilayer material usable in manufacture of removable inserts in the form of a stocking or boot for footwear. The material includes a first layer, closest to the foot, constituting wear-resistant knitted fabric. The second layer is configured to exhibit a bacteriostatic effect and is represented in the form of a non-woven heat-bonded material containing a mixture of bicomponent fibres, siliconised polyester fibres, and fibres with a silver coating. The third layer is heat-insulating and is made of a polyester needle-punched material. The fourth layer located under the third heat-insulating layer is made as a membrane constituting a polymer film, waterproof and simultaneously permeable to water vapour.

EFFECT: increase in comfort during prolonged and aggressive use of footwear with integrated parts made of the claimed material.

6 cl, 1 dwg, 3 tbl

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RU 2 776 359 C1

Authors

Golubkov Sergej Yurevich

Kotov Evgenij Vladimirovich

Dates

2022-07-19Published

2021-05-18Filed