NON-WOVEN MULTILAYER FILTERING MATERIAL

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to the textile industry, in particular to the manufacture of nonwoven technology, such as filter mats u0440u0438u0430u043bu043eu043b and u043fu043eu0437u0432u043eu043bu00a0u0435u0442 increase the quality of the material. u043du0435u0442u043au0430u043du044bu0439 material contains upper and lower external u043du0435u0442u043au0430u043du044bu0435 layers with mutually u043fu0435u0440u043fu0435u043du0434u0438u043au0443u043bu00a0u0440u043du043eu0439 orientation fibers and u043au0430u0440u043au0430u0441u043du044bu0439 layer.in order to u0443u043bu0443u0447u0448u0435u043du0438u00a0 project u043au0430u0447u043eu0441u0442u044cu043b laminated material by u0443u0432u0435u043bu0438u0447u0435u043du0438u00a0 u043fu0440u043eu0447u043du043eu0441u0442u043du044bu0445 properties in the longitudinal and transverse u043du0430u043fu0440u0430u0432u043bu0435u043du0438u00a0u0445 attitude tu. the upper cladding layer u0435u0440u0445u043du043eu0441u0442u043du043eu0439 density to surface density of the outer u0441u043bu043eu00a0 inversely proportional relation with the density of frame on the basis of u043bu043eu00a0 and density of materials u0441u043bu043eu00a0 on duck and u043du0430u0445u043eu0434u0438u0442u0441u00a0 within0.5 to 2.0. e (l