... Air permeability Multi-layer Soy protein isolate Activated carbon Nanofibres Particulate filter Gas filter Formaldehyde absorption Air pollution indoors and outdoors has been hitting the headlines, as it has become a major global health issue and is leading to an increase in the risk...

... nonwovens affected the conductive, convective and the radiative heat transfer. In a multi-layer nonwoven, the top most layer should have the finest fibre as possible. Second preference may be given to the middle and followed by bottom layers in terms of fibre fineness. However, fine solid fibres performed...