Oxygen scavenging polymeric compositions that possess an improved oxygen scavenging capability and can be formed into transparent/translucent thin films are disclosed. A composition can include iron powder, ferrous sulfate heptahydrate (FeSO.sub.4.7H.sub.2O) and glycerol dispersed in polyethylene. Such compositions are useful for creating packaging films with improved oxygen scavenging capability.

A protective fabric which includes at least one structural layer and a ceramic composite material layer fixed to the at least one structural layer, is provided. The structural layer can include a non-woven material made from or containing synthetic fibers. The ceramic composite material layer is formed of ceramic composite material powder which includes a ceramic carrier, and iron-silver crystals containing zero-valent iron and zero-valent silver supported on the ceramic carrier. The protective fabric is effective for removing VOCs, suppressing bacterial growth, and filtering or inactivating virus, such as SARS-CoV-2 virus. Protective products or articles incorporating the protective fabric are also provided.

A capacitive stealth composite structure includes a plurality of structural layers stacked in a thickness direction, and the number of layers of the structural layers is three or more, wherein each of the structural layers consists of a plurality of electromagnetic wave absorbing patterns and a plurality of insulation patterns alternately arranged in a horizontal direction. The electromagnetic wave absorbing patterns in each of the structural layers are aligned with the insulation patterns of an adjacent structural layer, and the insulation patterns in each of the structural layers are aligned with the electromagnetic wave absorbing patterns of an adjacent structural layer.

The application provides a high-temperature resistant glass dimming film, which has a multi-layer structure, wherein the multi-layer structure comprises from external to internal: a wear resistant layer, a thermal insulating layer, an ultraviolet-proof layer, an adhesive layer and a transparent base layer; wherein, a hollow layer is arranged between the wear resistant layer and the thermal insulating layer, the hollow layer comprises multiple heat dissipation channels and isolating bars, the multiple heat dissipation channels are arranged horizontally and the width and spacing between the multiple heat dissipation channels are identical.

Composite materials include a steel matrix with structural aramid formed of individual fibers penetrating into the matrix at substantial depth. The fibers typically have defined diameters and large ratios of penetration depth to fiber diameter. Specified methods for forming the composite materials have a unique ability to achieve the large ratios of penetration depth to fiber diameter.

An oxygen absorbing resin composition containing a polyolefin, an iron powder, titanium oxide, and calcium oxide, a content of the iron powder being from 10 to 50 mass % in the oxygen absorbing resin composition, a mass ratio of the titanium oxide to the iron powder [titanium oxide/iron powder] being from 0.1 to 0.5, and a mass ratio of the calcium oxide to the iron powder [calcium oxide/iron powder] being from 0.1 to 0.5.

An apparatus to emit and/or receive electromagnetic waves, the apparatus including a first material having a high electrical permittivity, and a second material having a high magnetic permeability, wherein the first material contacts the second material while maintaining a dielectric enhancement between the first material and the second material by combining the first material and the second material under a low pressure.

There is provided an electromagnetic wave shielding material including one or more magnetic layers, two or more metal layers, and two or more resin layers, in which each of the included one or more layers of the magnetic layers is a magnetic layer sandwiched between two metal layers, where the magnetic layer is also sandwiched between two resin layers.

A refrigerator is disclosed for improved food storage capability. The refrigerator comprises an internal cavity having a membrane that at least partially covers a portion of the walls of the internal cavity.

Composite materials include a steel matrix with structural aramid formed of individual fibers penetrating into the matrix at substantial depth. The fibers typically have defined diameters and large ratios of penetration depth to fiber diameter. Specified methods for forming the composite materials have a unique ability to achieve the large ratios of penetration depth to fiber diameter.